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"}) r3 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0x0) ftruncate(r3, 0x1000004) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendfile(r4, r1, 0x0, 0x7fd) fcntl$dupfd(r4, 0x406, r2) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000380)=0x10) io_setup(0x3e7, &(0x7f0000000580)) io_setup(0x2, &(0x7f0000000080)) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_START_AP(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="c6d02930", @ANYRES16=0x0, @ANYBLOB="050000000000000000000f00000008000300", @ANYRES32=r5, @ANYRESOCT=r2], 0x1c}}, 0x0) ftruncate(0xffffffffffffffff, 0x1000004) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0xb052) r6 = fcntl$dupfd(r2, 0x406, r2) ioctl$PERF_EVENT_IOC_PERIOD(r6, 0x40082404, &(0x7f00000000c0)=0x4) [ 1784.433984] Process accounting resumed [ 1784.443556] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:50:38 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 10) 14:50:38 executing program 6: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) r2 = dup(r1) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendmsg$BATADV_CMD_GET_BLA_BACKBONE(r2, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="200029bd7000fedbdf250c00cf6f"], 0x14}, 0x1, 0x0, 0x0, 0x4014}, 0x40) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000140)={'syz_tun\x00', 0x0}) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8936, &(0x7f0000000080)={@local, 0x78, r4}) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8916, &(0x7f0000000000)={@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, r4}) fallocate(r2, 0x54, 0x5, 0x4) r5 = creat(&(0x7f0000000540)='./file0\x00', 0x0) pwrite64(r5, &(0x7f00000000c0), 0x17, 0x10001) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) eventfd2(0x0, 0x80001) write$cgroup_pid(r2, &(0x7f00000000c0), 0x12) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$sock_inet6_tcp_SIOCOUTQ(0xffffffffffffffff, 0x5411, &(0x7f00000001c0)) syz_io_uring_setup(0x4e8e, &(0x7f0000000140)={0x0, 0x8102, 0x0, 0x1, 0x254}, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000000080), &(0x7f0000000200)) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x4, @perf_config_ext, 0x0, 0x0, 0xffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fallocate(r0, 0x3, 0xe3ff, 0x8000) syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) 14:50:38 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 19) 14:50:38 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e2020202020202020", 0x2a, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:50:38 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(0xffffffffffffffff, 0x40082404, &(0x7f0000000100)=0x3) 14:50:38 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x0, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1784.706918] FAULT_INJECTION: forcing a failure. [ 1784.706918] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1784.708360] FAULT_INJECTION: forcing a failure. [ 1784.708360] name failslab, interval 1, probability 0, space 0, times 0 [ 1784.709529] CPU: 0 PID: 10057 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1784.713072] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1784.714801] Call Trace: [ 1784.715352] dump_stack+0x107/0x167 [ 1784.716099] should_fail.cold+0x5/0xa [ 1784.716885] _copy_from_user+0x2e/0x1b0 [ 1784.717707] __copy_msghdr_from_user+0x91/0x4b0 [ 1784.718666] ? __ia32_sys_shutdown+0x80/0x80 [ 1784.719572] ? unix_stream_recvmsg+0xf0/0xf0 [ 1784.720473] ? sock_sendmsg+0x55/0x190 [ 1784.721280] sendmsg_copy_msghdr+0xa1/0x160 [ 1784.722186] ? do_recvmmsg+0x6d0/0x6d0 [ 1784.722989] ? __lock_acquire+0x1657/0x5b00 [ 1784.723891] ___sys_sendmsg+0xc6/0x170 [ 1784.724690] ? sendmsg_copy_msghdr+0x160/0x160 [ 1784.725632] ? lock_downgrade+0x6d0/0x6d0 [ 1784.726514] ? find_held_lock+0x2c/0x110 [ 1784.727364] ? __might_fault+0xd3/0x180 [ 1784.728177] ? lock_downgrade+0x6d0/0x6d0 [ 1784.729046] __sys_sendmmsg+0x195/0x470 [ 1784.729871] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1784.730754] ? lock_downgrade+0x6d0/0x6d0 [ 1784.731620] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1784.732609] ? wait_for_completion+0x270/0x270 [ 1784.733547] ? rcu_read_lock_any_held+0x75/0xa0 [ 1784.734513] ? vfs_write+0x354/0xa30 [ 1784.735277] ? fput_many+0x2f/0x1a0 [ 1784.736022] ? ksys_write+0x1a9/0x260 [ 1784.736809] __x64_sys_sendmmsg+0x99/0x100 [ 1784.737673] do_syscall_64+0x33/0x40 [ 1784.738447] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1784.739510] RIP: 0033:0x7fc22ce06b19 [ 1784.740278] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1784.744076] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1784.745621] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1784.747096] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1784.748553] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1784.750023] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1784.751478] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1784.752971] CPU: 1 PID: 10052 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1784.754409] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1784.756110] Call Trace: [ 1784.756656] dump_stack+0x107/0x167 [ 1784.757401] should_fail.cold+0x5/0xa [ 1784.758197] ? create_object.isra.0+0x3a/0xa20 [ 1784.759129] should_failslab+0x5/0x20 [ 1784.759903] kmem_cache_alloc+0x5b/0x360 [ 1784.760727] ? find_held_lock+0x2c/0x110 [ 1784.761559] create_object.isra.0+0x3a/0xa20 [ 1784.762470] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 1784.763528] kmem_cache_alloc+0x159/0x360 [ 1784.764374] ? rwlock_bug.part.0+0x90/0x90 [ 1784.765265] alloc_vfsmnt+0x23/0x680 [ 1784.766045] clone_mnt+0x6c/0xce0 [ 1784.766772] ? is_subdir+0x1a8/0x2e0 [ 1784.767540] copy_tree+0x3b0/0xa60 [ 1784.768303] copy_mnt_ns+0x144/0xa00 [ 1784.769089] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1784.770110] ? kmem_cache_alloc+0x2b4/0x360 [ 1784.770995] create_new_namespaces+0xd6/0xb20 [ 1784.771944] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1784.772961] ksys_unshare+0x449/0x8a0 [ 1784.773746] ? unshare_fd+0x1c0/0x1c0 [ 1784.774544] ? ksys_write+0x1a9/0x260 [ 1784.775344] __x64_sys_unshare+0x2d/0x40 [ 1784.776176] do_syscall_64+0x33/0x40 [ 1784.776954] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1784.778025] RIP: 0033:0x7fd87e9ecb19 [ 1784.778799] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1784.782572] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1784.784149] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1784.785603] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1784.787080] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1784.788536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1784.790008] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:50:38 executing program 7: msgget$private(0x0, 0x2c7) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000000)) gettid() ioctl$PIO_CMAP(0xffffffffffffffff, 0x4b71, &(0x7f0000000080)={0x20, 0x3, 0x4, 0x6, 0x1000, 0x2}) sendmsg$netlink(0xffffffffffffffff, 0x0, 0x0) msgctl$IPC_SET(0x0, 0x1, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$vfat(0x0, &(0x7f0000000240)='./file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) r1 = syz_open_dev$tty1(0xc, 0x4, 0x1) stat(&(0x7f0000001cc0)='.\x00', &(0x7f0000001c00)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0xffffffffffffffff, r2, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file1\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@cache_loose}, {@privport}], [{@appraise}, {@measure}, {@appraise_type}, {@pcr={'pcr', 0x3d, 0x1b}}, {@fowner_lt={'fowner<', r2}}, {@fsmagic={'fsmagic', 0x3d, 0x9}}, {@uid_gt={'uid>', r2}}]}}) [ 1784.863726] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1784.967157] Process accounting resumed [ 1798.133826] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:51:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 11) 14:51:01 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x0, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:51:01 executing program 3: r0 = msgget$private(0x0, 0x3) msgsnd(r0, &(0x7f00000010c0)={0x3, 'qCf}'}, 0xc, 0x0) msgctl$MSG_STAT(r0, 0xb, &(0x7f0000000180)=""/2) r1 = syz_io_uring_setup(0x68dd, &(0x7f0000000240)={0x0, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000000000)=0x0, &(0x7f0000000100)=0x0) r4 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) r5 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) r6 = dup2(r5, r4) syz_io_uring_submit(r2, r3, &(0x7f0000000040)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r6, 0x80, &(0x7f00000001c0)=@sco={0x1f, @fixed}}, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f00000001c0)=@IORING_OP_STATX={0x15, 0x0, 0x0, 0xffffffffffffff9c, 0x0, 0x0}, 0x0) io_uring_enter(r1, 0x76d3, 0x0, 0x0, 0x0, 0x0) bind$bt_l2cap(r6, &(0x7f0000000140)={0x1f, 0x3e, @none, 0x0, 0x3}, 0xe) 14:51:01 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) lstat(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0}) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x1c, 0x3a, 0x200, 0x70bd26, 0x25dfdbff, {0xe}, [@typed={0x8, 0x8a, 0x0, 0x0, @uid=r0}]}, 0x1c}}, 0x84) r1 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000100)=0x3) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r3 = accept4$unix(0xffffffffffffffff, &(0x7f0000000140)=@abs, &(0x7f0000000000)=0x6e, 0x800) ioctl$EXT4_IOC_MOVE_EXT(r2, 0xc028660f, &(0x7f00000000c0)={0x0, r3, 0x5, 0x4, 0x6, 0x5b07}) 14:51:01 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000080)=0x1, 0x4) setsockopt$IPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x41, &(0x7f00000002c0)={'raw\x00', 0x2, [{}, {}]}, 0x48) connect$inet(r0, &(0x7f0000000000)={0x2, 0x0, @remote}, 0x10) setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000140)={@in={{0x2, 0x0, @remote}}, 0x0, 0x0, 0x0, 0x0, "3c1c2fd629c4af55a8680f7a892e0865c7fbba0cdfa184016bc00618cdb5732d900802764f98b1af0cd43f34e89ab87a13a460acbb4433cb8a7aaa5797c2f5b5cc15058fbbef4c13daa3094bf3e22ec6"}, 0xd8) r1 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000280), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000580)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_STATION(r1, &(0x7f0000000700)={0x0, 0x0, &(0x7f00000006c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16, @ANYRESDEC=r2, @ANYRES32=r2, @ANYBLOB="0a000600080211"], 0x28}}, 0x0) setsockopt$inet_tcp_TCP_REPAIR(r0, 0x6, 0x13, &(0x7f0000000280)=0x1, 0x4) openat$vcsu(0xffffffffffffff9c, &(0x7f0000005e40), 0x341c83, 0x0) mknod$loop(&(0x7f00000000c0)='./file0\x00', 0x6000, 0x1) r3 = creat(&(0x7f0000000000)='./file0\x00', 0x0) ioctl$LOOP_GET_STATUS(r3, 0x127d, &(0x7f0000000100)) 14:51:01 executing program 6: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) r2 = dup(r1) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendmsg$BATADV_CMD_GET_BLA_BACKBONE(r2, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="200029bd7000fedbdf250c00cf6f"], 0x14}, 0x1, 0x0, 0x0, 0x4014}, 0x40) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000140)={'syz_tun\x00', 0x0}) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8936, &(0x7f0000000080)={@local, 0x78, r4}) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8916, &(0x7f0000000000)={@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, r4}) fallocate(r2, 0x54, 0x5, 0x4) r5 = creat(&(0x7f0000000540)='./file0\x00', 0x0) pwrite64(r5, &(0x7f00000000c0), 0x17, 0x10001) openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) eventfd2(0x0, 0x80001) write$cgroup_pid(r2, &(0x7f00000000c0), 0x12) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$sock_inet6_tcp_SIOCOUTQ(0xffffffffffffffff, 0x5411, &(0x7f00000001c0)) syz_io_uring_setup(0x4e8e, &(0x7f0000000140)={0x0, 0x8102, 0x0, 0x1, 0x254}, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000000080), &(0x7f0000000200)) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x4, @perf_config_ext, 0x0, 0x0, 0xffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fallocate(r0, 0x3, 0xe3ff, 0x8000) syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) 14:51:01 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e2020202020202020", 0x2a, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:51:01 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 20) [ 1807.998340] FAULT_INJECTION: forcing a failure. [ 1807.998340] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1808.001103] CPU: 0 PID: 10084 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1808.002530] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1808.004207] Call Trace: [ 1808.004752] dump_stack+0x107/0x167 [ 1808.005495] should_fail.cold+0x5/0xa [ 1808.006289] _copy_from_user+0x2e/0x1b0 [ 1808.007104] __copy_msghdr_from_user+0x91/0x4b0 [ 1808.008046] ? __ia32_sys_shutdown+0x80/0x80 [ 1808.008944] ? unix_stream_recvmsg+0xf0/0xf0 [ 1808.009838] ? sock_sendmsg+0x55/0x190 [ 1808.010640] sendmsg_copy_msghdr+0xa1/0x160 [ 1808.011509] ? do_recvmmsg+0x6d0/0x6d0 [ 1808.012302] ? __lock_acquire+0x1657/0x5b00 [ 1808.013208] ___sys_sendmsg+0xc6/0x170 [ 1808.013996] ? sendmsg_copy_msghdr+0x160/0x160 [ 1808.014964] ? __lockdep_reset_lock+0x180/0x180 [ 1808.015901] ? lock_downgrade+0x6d0/0x6d0 [ 1808.016765] ? find_held_lock+0x2c/0x110 [ 1808.017594] ? __might_fault+0xd3/0x180 [ 1808.018405] ? lock_downgrade+0x6d0/0x6d0 [ 1808.019276] __sys_sendmmsg+0x195/0x470 [ 1808.020087] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1808.020957] ? lock_downgrade+0x6d0/0x6d0 [ 1808.021823] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1808.022808] ? wait_for_completion+0x270/0x270 [ 1808.023735] ? rcu_read_lock_any_held+0x75/0xa0 [ 1808.024671] ? vfs_write+0x354/0xa30 [ 1808.025429] ? fput_many+0x2f/0x1a0 [ 1808.026165] ? ksys_write+0x1a9/0x260 [ 1808.026990] __x64_sys_sendmmsg+0x99/0x100 [ 1808.027848] do_syscall_64+0x33/0x40 [ 1808.028612] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1808.029653] RIP: 0033:0x7fc22ce06b19 [ 1808.030429] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1808.034135] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1808.035716] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1808.037159] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1808.038624] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1808.040070] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1808.041512] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1808.076563] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1808.178902] FAULT_INJECTION: forcing a failure. [ 1808.178902] name failslab, interval 1, probability 0, space 0, times 0 [ 1808.181298] CPU: 1 PID: 10086 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1808.182755] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1808.184463] Call Trace: [ 1808.185037] dump_stack+0x107/0x167 [ 1808.185795] should_fail.cold+0x5/0xa [ 1808.186601] should_failslab+0x5/0x20 [ 1808.187392] __kmalloc_track_caller+0x79/0x3c0 [ 1808.188329] ? kstrdup_const+0x53/0x80 [ 1808.189153] kstrdup+0x36/0x70 [ 1808.189824] kstrdup_const+0x53/0x80 [ 1808.190610] alloc_vfsmnt+0xb5/0x680 [ 1808.191375] clone_mnt+0x6c/0xce0 [ 1808.192092] ? is_subdir+0x1a8/0x2e0 [ 1808.192880] copy_tree+0x3b0/0xa60 [ 1808.193634] copy_mnt_ns+0x144/0xa00 [ 1808.194412] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1808.195400] ? kmem_cache_alloc+0x2b4/0x360 [ 1808.196292] create_new_namespaces+0xd6/0xb20 [ 1808.197226] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1808.198288] ksys_unshare+0x449/0x8a0 [ 1808.199075] ? unshare_fd+0x1c0/0x1c0 [ 1808.199866] ? ksys_write+0x1a9/0x260 [ 1808.200666] __x64_sys_unshare+0x2d/0x40 [ 1808.201487] do_syscall_64+0x33/0x40 [ 1808.202283] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1808.203329] RIP: 0033:0x7fd87e9ecb19 [ 1808.204095] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1808.207912] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1808.209832] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1808.211556] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1808.213046] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1808.214546] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1808.216011] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:51:01 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e202020202020202020", 0x2b, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:51:01 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 21) 14:51:01 executing program 7: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='map_files\x00') r1 = timerfd_create(0x6, 0x800) preadv(r1, &(0x7f0000000240)=[{&(0x7f0000000100)=""/65, 0x41}, {&(0x7f0000000000)=""/40, 0x28}, {&(0x7f0000000180)=""/149, 0x95}], 0x3, 0x80, 0x4) getdents64(r0, &(0x7f00000007c0)=""/180, 0xb4) r2 = open_tree(r0, &(0x7f0000000280)='./file0\x00', 0x1901) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000380)={r1, 0xffffffffffff0001, 0x9, 0x7}) lseek(r4, 0x9, 0x3) dup2(r2, r3) 14:51:01 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(0x0, &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1808.301485] Process accounting resumed [ 1808.357579] FAULT_INJECTION: forcing a failure. [ 1808.357579] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1808.360409] CPU: 0 PID: 10109 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1808.361810] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1808.363505] Call Trace: [ 1808.364045] dump_stack+0x107/0x167 [ 1808.364789] should_fail.cold+0x5/0xa [ 1808.365566] _copy_from_user+0x2e/0x1b0 [ 1808.366385] __copy_msghdr_from_user+0x91/0x4b0 [ 1808.367329] ? __ia32_sys_shutdown+0x80/0x80 [ 1808.368225] ? unix_stream_recvmsg+0xf0/0xf0 [ 1808.369116] ? sock_sendmsg+0x55/0x190 [ 1808.369912] sendmsg_copy_msghdr+0xa1/0x160 [ 1808.370787] ? do_recvmmsg+0x6d0/0x6d0 [ 1808.371577] ? __lock_acquire+0x1657/0x5b00 [ 1808.372459] ___sys_sendmsg+0xc6/0x170 [ 1808.373249] ? sendmsg_copy_msghdr+0x160/0x160 [ 1808.374173] ? lock_downgrade+0x6d0/0x6d0 [ 1808.375044] ? find_held_lock+0x2c/0x110 [ 1808.375878] ? __might_fault+0xd3/0x180 [ 1808.376679] ? lock_downgrade+0x6d0/0x6d0 [ 1808.377534] __sys_sendmmsg+0x195/0x470 [ 1808.378357] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1808.379224] ? lock_downgrade+0x6d0/0x6d0 [ 1808.380087] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1808.381061] ? wait_for_completion+0x270/0x270 [ 1808.381984] ? rcu_read_lock_any_held+0x75/0xa0 [ 1808.383011] ? vfs_write+0x354/0xa30 [ 1808.383900] ? fput_many+0x2f/0x1a0 [ 1808.384766] ? ksys_write+0x1a9/0x260 [ 1808.385682] __x64_sys_sendmmsg+0x99/0x100 [ 1808.386714] do_syscall_64+0x33/0x40 [ 1808.387602] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1808.388818] RIP: 0033:0x7fc22ce06b19 [ 1808.389706] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1808.394067] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1808.395887] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1808.397583] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1808.399300] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1808.400996] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1808.402702] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:51:02 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e202020202020202020", 0x2b, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 1808.432544] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1808.502199] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 1808.503978] FAT-fs (loop4): Filesystem has been set read-only [ 1808.508829] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 1820.962264] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:51:23 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e202020202020202020", 0x2b, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:51:23 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(0x0, &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:51:23 executing program 7: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(0x0, &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:51:23 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000240)='net/ip_mr_cache\x00') readv(r1, &(0x7f0000000280)=[{&(0x7f00000004c0)=""/4089, 0xff9}], 0x1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000480)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_GET_COALESCE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="20bada9a869970005870c1b27c24f7161e00417db359f52ee47f13e951f00ab635962c37775b71f5a51d780b8f3c4a920dc8ed559184b41b0a921931ce19c2dfe733f2ebf2f5e7c64f426c1d5626be31a89988ce9c753757609334127e6a6bfa3452416835240514a0635173819d4ce4d907d15c3e1291a07790d6e3bf0dd2267573b9c037c0a809dc2c85f15683d012357aeffc5a810794dd819e239f9eff04dbd5d539cd5b0cce4ce8fe92b27aaaaf503df7c9723bd647b8455d881857bc5a3020a19b51b5d64e5ad3be822fda1bb6caa4b378584479db9663c4", @ANYRES16=0x0, @ANYBLOB="000000000000fedbdf256400000008000100510000000800b400", @ANYRES32=r3, @ANYBLOB="0c0099003f00000017000000"], 0x30}, 0x1, 0x0, 0x0, 0x4000}, 0x8044) syz_io_uring_setup(0x21, &(0x7f0000000080)={0x0, 0x4000000, 0x0, 0x0, 0x8c, 0x0, 0x0}, &(0x7f0000ffb000/0x3000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000180), &(0x7f0000002a40)=0x0) syz_io_uring_submit(0x0, r4, &(0x7f00000006c0)=@IORING_OP_READV=@use_registered_buffer={0x1, 0x0, 0x2000, @fd_index=0x6, 0x8, 0x0, 0x0, 0x1, 0x0, {0x1}}, 0x7) r5 = syz_io_uring_setup(0x3661, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000ffa000/0x3000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000040)=0x0, &(0x7f0000002a40)=0x0) r8 = io_uring_register$IORING_REGISTER_PERSONALITY(r5, 0x9, 0x0, 0x0) syz_io_uring_submit(r6, r7, &(0x7f0000000000)=@IORING_OP_SPLICE={0x1e, 0x0, 0x0, @fd=r5, 0x0, {}, 0x2, 0x0, 0x0, {0x0, r8}}, 0x0) [ 1829.967770] FAULT_INJECTION: forcing a failure. [ 1829.967770] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1829.970555] CPU: 0 PID: 10139 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1829.971970] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1829.973661] Call Trace: [ 1829.974207] dump_stack+0x107/0x167 [ 1829.974975] should_fail.cold+0x5/0xa [ 1829.975757] _copy_from_user+0x2e/0x1b0 [ 1829.976574] __copy_msghdr_from_user+0x91/0x4b0 [ 1829.977520] ? __ia32_sys_shutdown+0x80/0x80 [ 1829.978417] ? unix_stream_recvmsg+0xf0/0xf0 [ 1829.979320] ? sock_sendmsg+0x55/0x190 [ 1829.980119] sendmsg_copy_msghdr+0xa1/0x160 [ 1829.980989] ? do_recvmmsg+0x6d0/0x6d0 [ 1829.981783] ? __lock_acquire+0x1657/0x5b00 [ 1829.982691] ___sys_sendmsg+0xc6/0x170 [ 1829.983479] ? sendmsg_copy_msghdr+0x160/0x160 [ 1829.984416] ? __lockdep_reset_lock+0x180/0x180 [ 1829.985357] ? lock_downgrade+0x6d0/0x6d0 [ 1829.986209] ? find_held_lock+0x2c/0x110 [ 1829.987049] ? __might_fault+0xd3/0x180 [ 1829.987854] ? lock_downgrade+0x6d0/0x6d0 [ 1829.988725] __sys_sendmmsg+0x195/0x470 [ 1829.989537] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1829.990411] ? lock_downgrade+0x6d0/0x6d0 [ 1829.991287] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1829.992267] ? wait_for_completion+0x270/0x270 [ 1829.993199] ? rcu_read_lock_any_held+0x75/0xa0 [ 1829.994136] ? vfs_write+0x354/0xa30 [ 1829.994919] ? fput_many+0x2f/0x1a0 [ 1829.995662] ? ksys_write+0x1a9/0x260 [ 1829.996457] __x64_sys_sendmmsg+0x99/0x100 [ 1829.997317] do_syscall_64+0x33/0x40 [ 1829.998073] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1829.999120] RIP: 0033:0x7fc22ce06b19 [ 1829.999875] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1830.003604] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1830.005143] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1830.006608] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1830.008051] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.009490] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.010943] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1830.021608] FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1830.021731] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) syz_io_uring_submit(0x0, r4, &(0x7f0000000440)=@IORING_OP_SENDMSG={0x9, 0x1, 0x0, r0, 0x0, &(0x7f0000000400)={&(0x7f0000000140)=@sco={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x12}}, 0x80, &(0x7f0000000080)=[{&(0x7f00000014c0)="4dc5f4e487474a0218d9d1c3f0943f2145b4c7999abdd5ac2fffb8377b94c0f2b52ff933f7b082b487ff6122da1d2c71179849d9c4c222a614fa377eb97ec5721979f403e4e9c0696e3cbda2580e0504119a6acb801dd848334cf162e504782bada4d74d57f0071376ec40f7ea45c47c9cc1308061639e3bfcc6ac1b83aca544f148f5c0935e4c81dfad4733b2bf9694e4e70e5c59af7c0b7f27163f9a8d29bac216e62f174c894c6a9cc80480913a99991cc47e21e90eaefd5d19941e68f552509d5fb6b2a15c265829e28d7e", 0xcd}, {&(0x7f00000015c0)="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0x3070}, 0x0, 0x20008800, 0x1, {0x0, r8}}, 0x5000) 14:51:23 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0xb) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000100)=0x3) r1 = dup(0xffffffffffffffff) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r3, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) r4 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f00000000c0)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r3, 0x29, 0x1c, &(0x7f0000000080)={@remote, r5}, 0x14) r6 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r6, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) r7 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r7, 0x8933, &(0x7f00000000c0)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r6, 0x29, 0x1c, &(0x7f0000000080)={@remote, r8}, 0x14) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000002500)=[{{&(0x7f00000000c0)={0x2, 0x4e24, @broadcast}, 0x10, &(0x7f0000000200)=[{&(0x7f00000001c0)="b1d7145301ccfb1f7ccee2eb0a912c0c8a1b9c02842cc2", 0x17}], 0x1, &(0x7f0000000240)=[@ip_tos_int={{0x14}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x8}}, @ip_retopts={{0xb4, 0x0, 0x7, {[@ssrr={0x89, 0x13, 0x71, [@initdev={0xac, 0x1e, 0x0, 0x0}, @multicast2, @multicast2, @loopback]}, @lsrr={0x83, 0x7, 0x2a, [@multicast2]}, @lsrr={0x83, 0x13, 0xeb, [@multicast1, @initdev={0xac, 0x1e, 0x0, 0x0}, @private=0xa010102, @private=0xa010102]}, @timestamp_addr={0x44, 0x4c, 0xcf, 0x1, 0x9, [{@empty, 0xfb20}, {@multicast1, 0x1}, {@private=0xa010102, 0x800}, {@remote, 0x6}, {@private=0xa010102, 0x7}, {@loopback, 0x8}, {@local, 0x83}, {@multicast2, 0x3}, {@broadcast, 0x7}]}, @timestamp_prespec={0x44, 0x24, 0x6, 0x3, 0x9, [{@private=0xa010101, 0x6}, {@multicast1, 0x8a14}, {@empty, 0x10000}, {@rand_addr=0x64010102, 0x8}]}, @rr={0x7, 0x7, 0x4f, [@multicast2]}]}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @broadcast, @rand_addr=0x64010100}}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x1}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @dev={0xac, 0x14, 0x14, 0x2c}, @broadcast}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x1f}}], 0x158}}, {{&(0x7f00000003c0)={0x2, 0x4e23, @loopback}, 0x10, &(0x7f0000001580)=[{&(0x7f0000000400)="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", 0x1000}, {&(0x7f0000001400)="9ede29adbb37ab068413737213fe618fe942e4420da1e332", 0x18}, {&(0x7f0000001440)="43d387e7f6cd757efb3ce4b9e4d43a5b2ef207abdc217155d13decc2dfba5d4d11603438d1f7eafe5d5758d04ae46706855ea02effce497657b1590c36f9abf6ed1f040f18136be67020d300d8ae636c5c4afb6b6d932514388c52a60d7b596eabfcf33586d618f6f89819757237848e79b10cbb780484b20f39dc59301ae4", 0x7f}, {&(0x7f00000014c0)="1f185dd98e60757e833c143ab37499011325e9e064506f2fc9041045563f6ec34d5f9c3e159dc622c923d9fb66a9eeb8c4b0e877b36e8251d6ae9106028ab0c09468371207bbbcaa6ad8c75d11400dfe0955d0c6bbcfeecf65e80dc3cf2213c4e2fc8b310c53d2cfd77d44c0ac32bf7792f1099d3bbf23a2e59f69e625addf1670cdf9b1d3fe99949c2f46bf6b9f4922c8545db12197b1a1fc2279606af91dd6ee36ecc36fabbd32e8c305117cec932fcd0a73dd09b3b5d8aeb750", 0xbb}], 0x4, &(0x7f00000015c0)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x81}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x8000}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x3}}, @ip_retopts={{0x68, 0x0, 0x7, {[@ssrr={0x89, 0x1b, 0xad, [@private=0xa010102, @initdev={0xac, 0x1e, 0x0, 0x0}, @rand_addr=0x64010101, @empty, @broadcast, @multicast2]}, @timestamp_prespec={0x44, 0xc, 0x7c, 0x3, 0x7, [{@multicast2, 0xfffffffb}]}, @timestamp_addr={0x44, 0x14, 0x67, 0x1, 0x4, [{@local, 0x5}, {@empty, 0x200}]}, @cipso={0x86, 0x10, 0x0, [{0x2, 0xa, "2117986ed47fff78"}]}, @generic={0x86, 0xa, "e79c5b488557d9f8"}]}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r5, @broadcast, @local}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x80}}], 0xe8}}, {{&(0x7f00000016c0)={0x2, 0x4e24, @empty}, 0x10, &(0x7f0000001880)=[{&(0x7f0000001700)="815bdbe520970562698bafea214284bd8c283c26558077dce33a7aafbe0ff410008ee690bc6e1311366d475c8d75325b1a4d80e39616956fa4c203f034b6012cc5b822a7300c8c3399656c220fbcadb03872dcbcbc74b4f8a678f6cf87d90df1fecac703ed3540491294fde6adf2aa92c3ae4c597ba7f32b0712e665e1015fbc08ef07ec76730c4842e303e7f1662da95b43f4d3d8f279c294ea4733dd14cc57b5e93af96ab2d55d4dde14b4db80f806f898b42815e0c351e37580563893da01d81c189193a7bf83290ffcbda45517c9f9472a8a0eaf97d19ab17965", 0xdc}, {&(0x7f0000001800)="73da373e4fd88e8a095745880e7b4ce1b2a48cedeaa36471b142c22a949b2cc53a4e0c3353b210ba849f32f2decb70e8af3e59dc7aa6a1e49952fe6df5d5a309cef59010017c4c", 0x47}], 0x2}}, {{&(0x7f00000018c0)={0x2, 0x4e20, @rand_addr=0x64010101}, 0x10, &(0x7f0000001e00)=[{&(0x7f0000001900)="eb68ab84dc0e5308fbb676b1922ef83fbca5c5a9ba378dad0854c22aebd39f05f3a9c8640b8543f1540cc48942f8f3a3f17bfca80104f0572d51d554d9533c3b34e083781521a0c5ad384b8e12d605abf93fcbcab95da1ef79fe5e45087f43bce4b48f75e9c9", 0x66}, {&(0x7f0000001980)="c248b6363f031c0bd4e53041c2cfa564184c9a624c153793372acdc6eeda580c9a977687e1cf34559c08a9c23eb18767553fb5b473db1925276885660a1c273edf2ae589a2e14df102fcf775222835a70702525423474fc51eae1bb925c7b1318b02ab247cc3495187fdc9762e12f987fe463ef280e6618ff780528a2ab8e268501836cdb13d1f94ba460c9a82939bf5a3649c30342f5d9b551bbe2ea0baa9c728bec9e5477dc1474bc28fe7f42515819aa6dd8e9beef2b50d824604951cae450db72bb69bbec1487867558d47ac9971cbe8a8c4bca8b1", 0xd7}, {&(0x7f0000001a80)="fd37e894acc641630cc121b0cab1663b9dc6960536dc43a7f05116c73962fa6b9183db05d2fb0632f8aa75a152789164c8e7c6854bec8cbbef2f2d0f8bf618c5e4fa08c5bcdaa5615e2e5f32c3293dc9ee7b1248560000c59f886e47b036b4581198c92b28fa739e8299b85bcd8052d0c4c85addf419b7a2bfcfd1d6bf61bd5ab1e0af1c93e77c654f3169", 0x8b}, {&(0x7f0000001b40)="bd25a7b46d4ddd92f5dce521a4d2fcdd2c88d5e68ec0a5a147826f4eef3d8bb7a6c07999b5b5c792ff22b3e747175a83db2e2144d8d16c2a7facbce1b843aaaa7c08bf4a1c8a5d0e39d9018b10db19ee0d85119b1b48d8263c1e460f817aba629ebcc0a0e110c35029a7092a2391936552475ce69d4928e636f260f126b7fcd86cea70ec9bf24e695c06bd2099889c325ceb18ac199e00ec52f5391f495584df27a425c911880d26be311ecb4a7a95fc41f66f4d2bb7d957b115fee722d00006f3c1c7e8eb60f30db0fa3bb26b9b67", 0xcf}, {&(0x7f0000001c40)="de0f1cd8f68e4c8ed8768e1940f0027f126f3ab9a52758b8a701dd743f810fc8ba8d57d3b5b7626ed8fed3eee19347ed9c74b05581ab3417c79c47a06b59fa8aeb958fc65a772a6c64c7f0d92899e5d54b14981527fbe0fd36e32a0963b2202c2784b5ddf4a6bce4ab56c894085d7fd3a4436d0d79732cd201e0280809c95997c1e512cdbce810e4fe7d4f592ca0ebd7fc40ae14d0d66c7a11c6f6e209b2e2f047eb58c37814685f75ba6742254eac5ee1df79383ecc", 0xb6}, {&(0x7f0000001d00)="9520845252f32a1910a744ba762825ec049e5bd0e7f5ecd30dd12e209a932f84d50d3b", 0x23}], 0x6}}, {{&(0x7f0000001d40)={0x2, 0x4e23, @remote}, 0x10, &(0x7f0000002200)=[{&(0x7f0000001e80)="0e649783b7fac529a54059dabb8fd482e692f0f9b07c98263570bcbb5d62354ccddf4a7d741452b539363cdfee3dc87b3b5b9403ed740cb5ab5a50631da230edd1e6d8af8013a2c04272519e050e5fe4fa592be8a43a6c2f260d934527cf0ac9a922e806fedde5c65a3dc9f4d20ea110dcf2f66d153fc1109a9a6296ef3ff789b683e4f48262aaf6ac497bb47c2d87f6c5b831b4546000f5f6d87c036ab84bd7c6ee004c2f33f060b2c5f505a3504b365829c1be8b0053b61758dbc801038199af735c", 0xc3}, {&(0x7f0000001f80)="1f5677361c47bcd2c2c6017dcda3bab1e562be7907b4dbd9ca2fce5ab375359b0453f35029b1fce0b74ade6d0788ee55a9545cb9d93f054fc89ea94e210e8acba910f7c2e6130b4b1e711555c07d200022ab6097a14a00728cacefd002dd94a2ca01823c2edd55e6ff68a9b9f7f69613153f072f6f5b2943c1a7a3df815d1575823273dd781cae98382d2fc75626db38ecfa71577039c0d50f65d7bc2013d3042d", 0xa1}, {&(0x7f0000002040)="4945b0c236ad765f01f822d7d47412e9153f83ec4f91125c0465a7cee4e96952", 0x20}, {&(0x7f0000002080)="647e79997e3e714c551862591a217a876a0e1b3db354a564a9e1ac2a0da0184a0b23a4d151d995dbf68d688a1e29bcf67d79e41c2d74d657a1274f96148fbff30b6734b9dc9ae140d995c6125ce2730f50da1f45d5211110c72a598f907ae8dde3e29488661c98880358ed63d74ea700560d5835", 0x74}, {&(0x7f0000002100)="36032580c0d6cb9f35e7597a809a950d664e43bd795638a17b4d716c1e7337a0f6593feff633ba366a85c4dfa019ea1384d95c4129a828337cb1b6e65e958c04c8c533b0d237b345", 0x48}, {&(0x7f0000002180)="530811883c43d5429d105dc433a7bb5b4691c64a0d20a061923aca312bc99458f5f8c8b5d0906b2a62ea9cdca7a8e60f038cc0dd750c758c0daa4fc8047d4c678aeca75ff1dab3849043bab65f06", 0x4e}], 0x6, &(0x7f0000002280)=[@ip_retopts={{0x40, 0x0, 0x7, {[@noop, @timestamp={0x44, 0x2c, 0xdd, 0x0, 0x9, [0x3ff, 0x800, 0x1, 0x9, 0x2, 0x7, 0xfffffff8, 0xff, 0x0, 0x444]}]}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r8, @loopback, @initdev={0xac, 0x1e, 0x1, 0x0}}}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @private=0xa010100, @local}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x40}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @multicast2, @local}}}, @ip_retopts={{0x58, 0x0, 0x7, {[@rr={0x7, 0x17, 0x6a, [@multicast2, @remote, @multicast2, @dev={0xac, 0x14, 0x14, 0x11}, @broadcast]}, @generic={0x94, 0xa, "9b021db3396e315f"}, @noop, @rr={0x7, 0x1f, 0x42, [@multicast2, @broadcast, @local, @remote, @private=0xa010100, @local, @initdev={0xac, 0x1e, 0x1, 0x0}]}, @ra={0x94, 0x4, 0x1}, @generic={0x83, 0x3, 'd'}]}}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x8}}], 0x128}}, {{&(0x7f00000023c0)={0x2, 0x4e20, @multicast1}, 0x10, &(0x7f0000002400), 0x0, &(0x7f0000002440)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x5}}, @ip_retopts={{0x84, 0x0, 0x7, {[@noop, @noop, @timestamp_prespec={0x44, 0x3c, 0xcf, 0x3, 0x4, [{@dev={0xac, 0x14, 0x14, 0x23}, 0x1}, {@multicast2, 0x10001}, {@empty, 0x100}, {@multicast2, 0x3}, {@broadcast, 0xfff}, {@local, 0x381f5b5}, {@dev={0xac, 0x14, 0x14, 0x27}, 0x15b2}]}, @lsrr={0x83, 0x1b, 0xae, [@private=0xa010100, @remote, @broadcast, @remote, @private=0xa010100, @private=0xa010102]}, @ssrr={0x89, 0x17, 0xe3, [@private=0xa010101, @private=0xa010102, @initdev={0xac, 0x1e, 0x0, 0x0}, @dev={0xac, 0x14, 0x14, 0x3b}, @dev={0xac, 0x14, 0x14, 0x33}]}, @noop]}}}], 0xa0}}], 0x6, 0x0) dup(r2) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x80000) perf_event_open$cgroup(&(0x7f0000000140)={0x4, 0x80, 0x9, 0x53, 0x81, 0x1, 0x0, 0xffffffff, 0x0, 0x2, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x4, @perf_config_ext={0x10000, 0x5}, 0x14002, 0x5, 0x7, 0x8, 0x1, 0xe23, 0x5, 0x0, 0x2, 0x0, 0x8000000000}, r1, 0xa, r9, 0x0) 14:51:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 12) 14:51:23 executing program 6: r0 = syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff) sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x28, r0, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@SEG6_ATTR_DST={0x14, 0x1, @private2}]}, 0x28}, 0x1, 0x0, 0x0, 0x40001}, 0x24000090) sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, 0x0, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x1) readv(r1, &(0x7f0000000280)=[{&(0x7f00000000c0)=""/118, 0x76}, {&(0x7f0000000140)=""/214, 0xd6}, {&(0x7f0000000040)=""/63, 0x3f}, {&(0x7f0000000240)=""/1, 0x1}], 0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000002c0), r3) sendmsg$IEEE802154_LLSEC_DEL_KEY(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000220000000a00010077ba55c82cb1"], 0x20}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000002c0), r6) sendmsg$IEEE802154_LLSEC_DEL_KEY(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r7, @ANYBLOB="01000000000000000000220000000a00010077ba55c82cb1"], 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_DEVKEY(r2, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x40, r7, 0x20, 0x70bd29, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}]}, 0x40}, 0x1, 0x0, 0x0, 0x2040020}, 0x20040004) r8 = socket$nl_generic(0x10, 0x3, 0x10) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r8, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000080)={0x14, 0x1d, 0xc21, 0x0, 0x0, {0x4, 0x0, 0x2}}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x0) 14:51:23 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 22) 14:51:23 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 23) [ 1830.114511] FAULT_INJECTION: forcing a failure. [ 1830.114511] name failslab, interval 1, probability 0, space 0, times 0 [ 1830.116825] CPU: 1 PID: 10137 Comm: syz-executor.2 Not tainted 5.10.158 #1 14:51:23 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(0x0, &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1830.118222] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1830.120030] Call Trace: [ 1830.120571] dump_stack+0x107/0x167 14:51:23 executing program 3: openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sysvipc/msg\x00', 0x0, 0x0) r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$FS_IOC_SETFLAGS(0xffffffffffffffff, 0x40086602, &(0x7f0000000000)=0x100000) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$binfmt_elf64(r0, 0x0, 0xfdef) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_CT_GET(r1, &(0x7f0000000e80)={0x0, 0x0, &(0x7f0000000e40)={&(0x7f00000000c0)=ANY=[@ANYBLOB="14000900000000000000010080000000000000ca"], 0x14}}, 0x0) ioctl$FIGETBSZ(r1, 0x2, &(0x7f00000001c0)) [ 1830.121311] should_fail.cold+0x5/0xa [ 1830.122154] ? create_object.isra.0+0x3a/0xa20 [ 1830.123081] should_failslab+0x5/0x20 [ 1830.123830] kmem_cache_alloc+0x5b/0x360 [ 1830.124631] create_object.isra.0+0x3a/0xa20 [ 1830.125491] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 1830.126501] __kmalloc_track_caller+0x177/0x3c0 [ 1830.127420] ? kstrdup_const+0x53/0x80 [ 1830.128197] kstrdup+0x36/0x70 [ 1830.128841] kstrdup_const+0x53/0x80 [ 1830.129585] alloc_vfsmnt+0xb5/0x680 [ 1830.130351] clone_mnt+0x6c/0xce0 [ 1830.131056] ? is_subdir+0x1a8/0x2e0 [ 1830.131850] copy_tree+0x3b0/0xa60 [ 1830.132581] copy_mnt_ns+0x144/0xa00 [ 1830.133378] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1830.134324] ? kmem_cache_alloc+0x2b4/0x360 [ 1830.135255] create_new_namespaces+0xd6/0xb20 [ 1830.136224] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1830.137261] ksys_unshare+0x449/0x8a0 [ 1830.138070] ? unshare_fd+0x1c0/0x1c0 [ 1830.138889] ? ksys_write+0x1a9/0x260 [ 1830.139702] __x64_sys_unshare+0x2d/0x40 [ 1830.140527] do_syscall_64+0x33/0x40 [ 1830.141287] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1830.142330] RIP: 0033:0x7fd87e9ecb19 [ 1830.143095] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1830.146863] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1830.148411] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1830.149866] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1830.151324] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.152781] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.154237] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1830.163617] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 1830.165079] FAT-fs (loop4): Filesystem has been set read-only 14:51:23 executing program 3: ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(0xffffffffffffffff, 0xc0189373, &(0x7f0000000000)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x80000001}}, './file0\x00'}) ioctl$PTP_EXTTS_REQUEST2(r0, 0x40103d0b, &(0x7f0000000040)={0x4, 0xa}) r1 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$KDSKBENT(r1, 0x4b47, &(0x7f00000000c0)={0x5, 0x0, 0x27f}) [ 1830.183838] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 1830.213642] FAULT_INJECTION: forcing a failure. [ 1830.213642] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1830.213663] CPU: 1 PID: 10162 Comm: syz-executor.1 Not tainted 5.10.158 #1 14:51:23 executing program 7: openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0x0) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000500100000f000000000000000000000004000000000002000020000020000000def4655fdef4655f0100ffff53ef010001000000ddf4655f000000000000000001000000000000000b0000008000000018000000c20500002b02", 0x66, 0x400}, {&(0x7f0000000080)="000000000000000000000000e58ca12e13a240e2b1a22f8d07e8e55f010040", 0x1f, 0x4e0}, {&(0x7f0000010200)="010000000000050040", 0x9, 0x560}, {&(0x7f0000010300)="030000000400000005", 0x9, 0x800}, {0x0, 0x0, 0x1000000000c00}, {&(0x7f0000010d00)="ed41000000040000ddf4655fdef4655fdef4655f000000000000040020", 0x1d, 0x1480}, {&(0x7f0000012000)="504d4d00504d4dff", 0x8, 0x10000}], 0x80000, &(0x7f0000012b00)=ANY=[]) [ 1830.213673] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1830.213679] Call Trace: [ 1830.213704] dump_stack+0x107/0x167 [ 1830.213725] should_fail.cold+0x5/0xa [ 1830.213750] _copy_from_user+0x2e/0x1b0 [ 1830.213773] __copy_msghdr_from_user+0x91/0x4b0 [ 1830.213791] ? __ia32_sys_shutdown+0x80/0x80 [ 1830.213816] ? unix_stream_recvmsg+0xf0/0xf0 14:51:23 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 24) [ 1830.213836] ? sock_sendmsg+0x55/0x190 [ 1830.213860] sendmsg_copy_msghdr+0xa1/0x160 14:51:23 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 1830.213876] ? do_recvmmsg+0x6d0/0x6d0 [ 1830.213899] ? __lock_acquire+0x1657/0x5b00 [ 1830.213929] ___sys_sendmsg+0xc6/0x170 [ 1830.213948] ? sendmsg_copy_msghdr+0x160/0x160 [ 1830.213969] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1830.213986] ? _raw_spin_unlock_irq+0x27/0x30 [ 1830.214018] ? find_held_lock+0x2c/0x110 [ 1830.214042] ? __might_fault+0xd3/0x180 [ 1830.214061] ? lock_downgrade+0x6d0/0x6d0 [ 1830.214083] ? io_schedule_timeout+0x140/0x140 [ 1830.214116] __sys_sendmmsg+0x195/0x470 [ 1830.214139] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1830.214157] ? lock_downgrade+0x6d0/0x6d0 [ 1830.214191] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1830.214212] ? wait_for_completion+0x270/0x270 [ 1830.214234] ? rcu_read_lock_any_held+0x75/0xa0 [ 1830.214250] ? vfs_write+0x354/0xa30 [ 1830.214272] ? fput_many+0x2f/0x1a0 [ 1830.214290] ? ksys_write+0x1a9/0x260 [ 1830.214318] __x64_sys_sendmmsg+0x99/0x100 [ 1830.214337] do_syscall_64+0x33/0x40 [ 1830.214356] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1830.214368] RIP: 0033:0x7fc22ce06b19 [ 1830.214386] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1830.214396] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1830.214416] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1830.214427] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1830.214437] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.214447] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.214458] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1830.428280] FAULT_INJECTION: forcing a failure. [ 1830.428280] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1830.428302] CPU: 0 PID: 10170 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1830.428313] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1830.428319] Call Trace: [ 1830.428344] dump_stack+0x107/0x167 [ 1830.428365] should_fail.cold+0x5/0xa [ 1830.428390] _copy_from_user+0x2e/0x1b0 [ 1830.428422] __copy_msghdr_from_user+0x91/0x4b0 [ 1830.431557] ? __ia32_sys_shutdown+0x80/0x80 [ 1830.431583] ? unix_stream_recvmsg+0xf0/0xf0 [ 1830.431606] ? sock_sendmsg+0x55/0x190 [ 1830.459142] sendmsg_copy_msghdr+0xa1/0x160 [ 1830.460012] ? do_recvmmsg+0x6d0/0x6d0 [ 1830.460796] ? __lock_acquire+0x1657/0x5b00 [ 1830.461681] ___sys_sendmsg+0xc6/0x170 [ 1830.462492] ? sendmsg_copy_msghdr+0x160/0x160 [ 1830.463423] ? _raw_spin_unlock_irq+0x1f/0x30 [ 1830.464337] ? _raw_spin_unlock_irq+0x27/0x30 [ 1830.465233] ? find_held_lock+0x2c/0x110 [ 1830.466046] ? __might_fault+0xd3/0x180 [ 1830.466869] ? lock_downgrade+0x6d0/0x6d0 [ 1830.467712] ? io_schedule_timeout+0x140/0x140 [ 1830.468679] __sys_sendmmsg+0x195/0x470 [ 1830.469496] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1830.470363] ? lock_downgrade+0x6d0/0x6d0 [ 1830.471212] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1830.472172] ? wait_for_completion+0x270/0x270 [ 1830.473081] ? rcu_read_lock_any_held+0x75/0xa0 [ 1830.474004] ? vfs_write+0x354/0xa30 [ 1830.474761] ? fput_many+0x2f/0x1a0 [ 1830.475479] ? ksys_write+0x1a9/0x260 [ 1830.476240] __x64_sys_sendmmsg+0x99/0x100 [ 1830.477077] do_syscall_64+0x33/0x40 [ 1830.477852] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1830.478929] RIP: 0033:0x7fc22ce06b19 [ 1830.479710] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1830.483402] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1830.484946] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1830.486437] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1830.487946] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.489449] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.490917] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1830.516332] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:51:24 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_type(0xffffffffffffffff, &(0x7f0000000000), 0x2, 0x0) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) dup3(r0, r1, 0x0) r2 = openat2$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)={0x202, 0x116}, 0x18) ioctl$EXT4_IOC_ALLOC_DA_BLKS(r2, 0x660c) r3 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) dup3(r4, r1, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000000100)=0x3) 14:51:24 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:51:24 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000100)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_SET_CQM(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000400)={0x30, r1, 0xc0b, 0x0, 0x0, {{}, {@val={0x8, 0x3, r3}, @void}}, [@NL80211_ATTR_CQM={0x14, 0x5e, 0x0, 0x1, [@NL80211_ATTR_CQM_RSSI_THOLD={0x8, 0x1, [0x0]}, @NL80211_ATTR_CQM_RSSI_HYST={0x8}]}]}, 0x30}}, 0x0) r4 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000080), r0) sendmsg$ETHTOOL_MSG_EEE_SET(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x14, r4, 0x200, 0x70bd2a, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000004) [ 1830.627888] Process accounting resumed 14:51:24 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 13) 14:51:24 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1830.709109] FAT-fs (loop4): invalid media value (0x00) [ 1830.710312] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1830.779251] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1830.833776] FAULT_INJECTION: forcing a failure. [ 1830.833776] name failslab, interval 1, probability 0, space 0, times 0 [ 1830.836271] CPU: 0 PID: 10193 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1830.837708] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1830.839427] Call Trace: [ 1830.839977] dump_stack+0x107/0x167 [ 1830.840717] should_fail.cold+0x5/0xa [ 1830.841491] ? create_object.isra.0+0x3a/0xa20 [ 1830.842424] should_failslab+0x5/0x20 [ 1830.843202] kmem_cache_alloc+0x5b/0x360 [ 1830.844036] create_object.isra.0+0x3a/0xa20 [ 1830.844937] kmemleak_alloc_percpu+0xa0/0x100 [ 1830.845856] pcpu_alloc+0x4e2/0x12f0 [ 1830.846643] alloc_vfsmnt+0xfd/0x680 [ 1830.847402] clone_mnt+0x6c/0xce0 [ 1830.848104] ? is_subdir+0x1a8/0x2e0 [ 1830.848860] copy_tree+0x3b0/0xa60 [ 1830.849598] copy_mnt_ns+0x144/0xa00 [ 1830.850363] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1830.851347] ? kmem_cache_alloc+0x2b4/0x360 [ 1830.852232] create_new_namespaces+0xd6/0xb20 [ 1830.853156] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1830.854151] ksys_unshare+0x449/0x8a0 [ 1830.854936] ? unshare_fd+0x1c0/0x1c0 [ 1830.855712] ? ksys_write+0x1a9/0x260 [ 1830.856497] __x64_sys_unshare+0x2d/0x40 [ 1830.857352] do_syscall_64+0x33/0x40 [ 1830.858113] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1830.859180] RIP: 0033:0x7fd87e9ecb19 [ 1830.859939] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1830.863664] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1830.865203] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1830.866659] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1830.868098] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1830.869536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1830.870991] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1830.901245] Process accounting resumed [ 1844.751468] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:51:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 14) 14:51:46 executing program 3: keyctl$get_keyring_id(0x0, 0x0, 0x0) keyctl$revoke(0x3, 0x0) r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000600)={0xa, 0x0, 0x0, @dev, 0x3}, 0x1c) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @multicast1}}, 0x1c) sendmsg$inet6(0xffffffffffffffff, 0x0, 0x0) perf_event_open(&(0x7f0000000000)={0x1, 0x80, 0x0, 0x7, 0x0, 0x0, 0x0, 0x40000008000, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffd, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0x1100, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) 14:51:46 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:51:46 executing program 7: pread64(0xffffffffffffffff, &(0x7f0000000100)=""/66, 0x42, 0xffffffff9c7e353f) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x1c, 0x1d, 0xc21, 0x0, 0x0, {0x0, 0x2}, [@typed={0x8, 0x0, 0x0, 0x0, @pid}]}, 0x1c}}, 0x0) 14:51:46 executing program 6: r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x6, 0x0, 0x0, 0x0, 0x5e, 0x248a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x80000000}, 0x0, 0x6, 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) close(r1) r2 = syz_io_uring_setup(0x21, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f0000ffc000/0x2000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000100)=0x0, &(0x7f0000002a40)=0x0) r5 = openat$null(0xffffffffffffff9c, &(0x7f0000000000), 0x100, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x2400, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r3, 0x40, &(0x7f0000000280)=0x40, 0x0, 0x4) r6 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1000004, 0x30, r2, 0x0) r7 = mmap$IORING_OFF_SQES(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x2, 0x1010, r1, 0x10000000) syz_io_uring_submit(r6, r7, &(0x7f0000000180)=@IORING_OP_FSYNC={0x3, 0x2, 0x0, @fd_index=0x5, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x7) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$FS_IOC_FSSETXATTR(r5, 0x401c5820, &(0x7f0000000140)={0x6, 0xfffffffc, 0x10001, 0x5}) syz_io_uring_submit(r3, r4, &(0x7f0000000580)=@IORING_OP_CONNECT={0x10, 0x0, 0x0, r8, 0x0, 0x0}, 0x0) getsockopt$SO_COOKIE(r5, 0x1, 0x39, &(0x7f0000000200), &(0x7f0000000240)=0x8) setsockopt(0xffffffffffffffff, 0x6, 0x7, &(0x7f0000000300)="61f40b12a684439c5449ba3d55e315f98e31ce5ce4e6c0c1c130e231791877edb71baa9f21d683100b72e59bd54be84aed4657037e3251cf7a9a8a7f848f02945d3b778ee0e92d68f23275a160a57e89078530d67565b2019973a0306c9f449c4100d9527d6964ecec309ab13ff0e350897387905761e79cda9a70a884fbbe59a2eba99c80ae30ad85e7b956fd8a61c76d1635cf092fd085d6ce7ddcd0a97505f03887621baf5e6ded2072c9da02e5135d2d57281cb0fa946ead5f71bae100692f80", 0xc2) io_uring_enter(r2, 0x76d2, 0x0, 0x0, 0x0, 0x0) r9 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0xc, 0x4000012, r5, 0x0) r10 = mmap$IORING_OFF_SQES(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x4, 0x8010, r5, 0x10000000) syz_io_uring_submit(r9, r10, &(0x7f00000001c0)=@IORING_OP_WRITE_FIXED={0x5, 0x2, 0x2000, @fd=r0, 0xfffffffffffffff7, 0x4000000000000000, 0x2, 0x9, 0x0, {0x3}}, 0x9) ioctl$BTRFS_IOC_WAIT_SYNC(0xffffffffffffffff, 0x40089416, &(0x7f00000000c0)) 14:51:46 executing program 0: io_setup(0x80000000, &(0x7f0000000000)=0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@local, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = eventfd(0x16) r5 = ioctl$TIOCGPTPEER(r1, 0x5441, 0x10000) io_submit(r0, 0x9, &(0x7f0000001ac0)=[&(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x1f, 0xffffffffffffffff, &(0x7f0000000240)="44dae21c217d7a9276bfe474b41cf62d0fc918881b689833fbe3b0f1704b0fe64c32d87098e703cdc00e14e8d3f7f325b2c8de14f789b2e9b334e8351c85f92af54469663cd376c6a5edfb8004d343995291f8e9a701cb9f519ebb03044da0d042bd2fd1770a3a5d94a58c71ae49879f60d7ebe0aa27e64c095b658b35886795ae56fa35287f1a40657ec000ddca84008ff277b0c0121c495d185315b7e1846c0793995a58cdc3610433b72e57d5a317c0d689b781fe", 0xb6, 0x8, 0x0, 0x1}, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x5, 0x4, r2, &(0x7f0000000340)="3cd9b911b5ce98c69e137ad95c95500b1b897c9492217472049537fe505b27362985b7fee1cdac44670851ec901fd83572642578ee883081b6d04f826258df067ba308e5619cbc0565f542184204c4ac389eddbdaa545119d1b1485629c8394f465fc569c943ea476f8cc9a096e5483c40f8e91620064e079ce0852b80976dcf166994046eaa3d8303aaf5bb48d40deb3d56bb84cb1367594957920db5da143465df6f6ba49f194bd8856ee8c5a8b8d8a4ce7267b459ce4b697771eb2b805bfb", 0xc0, 0x3f}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x8, 0x3, r1, &(0x7f0000000480)="2c21d33818752b7bf2d4e596773abf612c6a234226b1e7f910672649ba0c25e831e808e768ad6f34b58152b7524ae9990aac171011f1173bb846ebf23efd404d94b856c06f2accf2ac8b4f8e96e6ccddb5e709416ca48a55caf81c8b02a8ad2a282c4d9f9d68f0e20426d94d753e8b7a872f9ad59de35448ef0c0db8971b27a31427ebbaeb784c75424a689f22ae663e8453ac1b22c4e059502922466f12cdce433f1812cad8ec60145e5f748384952a4c163a7b109843cf2f6c9f78f35903b865a07b8f", 0xc4, 0x9}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x3, 0x8, r1, &(0x7f00000005c0)="fbc6d27bdd43b0aa48a0d3d2f8b167d0dbd14d5f238fb1d21975a1549df8aaede246f7305e0ab70e132943341cdbf1cf25db9ce3d7b2e1575206f003c8b242efc1260c352ac7418ad3d7481f4a096c5b699cd70fb814c5d60f27c8f2a8d1bff28bce56641cbc61b89421a1b231fed64aae4d1584e6e04cace0df9cad85e321a667ddcff4f0d6af56f4091787d3abcb11f4833965320644670cdf96b7bd6d345aacb69aab8ad6a0d9c2c226fc6d894ec0fe5eed1b758a76f051dbe945e01644d306f7822b1cb51e187da46bec72056e357246bc2a4db42e26460f6b28f2d897c4359188fec1651eb50183817abe9a772cebb6a24fd50e9db2322f4dee39139a3211755bc04b3169d759ef3a15ba8edea502439be0671b996c2f14b33b2b4209f9de91ac6193886f203ebd15baa0757e19d5a8eeaf0903d82975c8831280855362bb505cf8de1087951409250ed28e8b2e7bb3935a1459dfcb9711ccdf814ecc1b1f96bdaa48d08af05102fcae881f0b7f53b8397aa7436d49b2a489c7fceb0bfb33df351e6b4e8ebbe09561ef65d82d0a3f728ae70401c7c692ad4f027911a80c5e883c8f26a1311059b96ae64553530138629ea3edf67a2b2f8cba43886f32fcea268a3bbb13f367d25501c2925655d04d8e271c01b99972616cb178a4092195d9876da8e5382c7b9c885ad3c81587fd03bae53519e32afe0f52aca4c12eac44fa2ef6ba61a0e78a12478dad62bc972f5c5e8c963b5bc9aca6895cda8eade8e15d67e41670b0a3fe8306edba21a82171b9a303cb1f84212a5ecd3540a603c09ed6dc42bb54d120e77015fafbcb2c6c48270dcb77f721650825ec40b14182d587f54e2f719dc503286b6be3c491e91fa8ec6df5e03af9a3a366f25699a7330ceec54ae898855f518173f6d9a5a2eebb30d6cfc20dd04ca5e0c2d19929a1a7c8ee314ca7b4ae468c9a9edacd990ce56d12a83698f4a4eb78413722ab13b80545dfcf8fc7bb604faf0e4dd03fec425eb9e04900ab701c07bfd4466e0387a5b3fcbdae1d8217f3b0108e7c78f38424701b151912eca0ae299f395a333f1741fc6f34b49e66700bbabdecc0354f1a2e0feeaaa2e74a6b45d8903865fc8c6ec4a6909e26df8aa84c5a7446511275cfe0fde35b281a9231cb9ed7e90dee2ee093b86d570341a1c5313d3a22ade048f4da1d2fab54782b18caf1845216be03340e665e7ebe83ce17a860f8bff86002fa402027d7cb902e968c3731323c1fa60f079ae2fd3999cf8969aa19e1607cadf70e254ce297b3f9f19c5d89c74af608592bf550768032c7a11d58e1b9eae7e06cb72dd643a1c5a6bc0e8e1224ac6ab94ee8d9008da966e1e0c42edbc94333d03432c484999709096ffecd9861b3d7973bd74d59ecbf7f1f16bfaac3a06aa75d685fd2be3c2f38048719bb77a23ccb7b6d96cd7c7a9d55a21241e03af9f2c51a856a95fea7975242536785e5ed797b79d789600cd9d12d23057f383f628e66be1ec41977de2c4dfc8b62e5cdd6b3028a19d80192bde296c27769f71a737267c2f6f61bb67112e977baa95b3c49755a840922866129da4a328db8b17b979aa46c66f1a695bbdc4a190972710d9f48543a90a82802853fafa79f472f35b43829d9c8b8290c9ca13d65ef0d8ad478af96bc53fbcfc322bed96f4ec3bc44f9dd44f1d486973e78844ca9bfc3836007a52b9821ee8db5cc92d036448111b67e90902f4a370781edfa9e461cd968d142bc9acd78673fb249e37fa18ece4f4f0b578c7c3929937e30bc828cef63648b857203d1ff1027c1f088d7edb3cda656167c0965885203df25b0364947fdba21721c9dd8d28ab074ce365e0da2a3169433bdb967bb36434056da7c9d3f0d3f0c86d191ed64d2c0d625fbaf65ef3c7273494fa786af89f417abd0ce3671a1083074a7b27f03f3654f6b0f795982746748fc7fc474b2191131041124b6776549e9e0932612300d8145bb9a66f36564e7b75eb1bd241b8d8c832a9fd1e0723d1f1942a2670a6d8126810fde4202962d47ad8258f78a97712a7b189beaf13940470f5bb8e078003ae416fdfb52635220bc425967a725d9411664805cc167c27bb344f29d36a037e51a05bb87c927b0c6f34932be6a91db9db42249fddd703dec5717990260e6a82f7a0aff638423aa47451e756d526f892de76b63b52f93fb41dfca028136574d615391888c91160e75d98364a6ecd20b960f490bd740cd0c703b78480a54f53f099030ffd6f9935ce9d1df772e2ffa4d3790fc055e00367eaab415af15ca141d7c066eb50173e17851db01233ac137ea98f10de6be51cdc1085a54c277f89cfe1225eb0331342a35b0a4ac78475145d649845f720997f2554b32bd6b613cd6fc1d204965c06249496a57938baa645e0088379793f955fdabf2699022dcdc00ac1ed3545562cd78a9eabcdea9ff24476aa7d09ff247155cd6c32d5b8aaea238ce01439ba32f0460aff2b1677d1c77ff5860f1b6a6f8ecb9343a9b6bf8c87bbe8dab61d6e1226c2b33fa3151f4def4346c406ef28e4b0d44e62da84cc4a005745e16e2b3fd34eb73150df85d5a93b1818e54e3418b27d3aef076461b3fff7364394b49592d8a79cf9c5bbf47cfd4868e1ed288c0ec8163e9f6c17456527bff2f0b75f88085dd4cb3032400ca92b87b5267205b2c1feb4bbade32734d1dc11394c29a0cc04445ccf370d89d8d117bdfb4d241537bc580cf743874bd2a7d0a35b617961faa5b216f862fc8bf7c0c12e7eb60f134cc1a34f6d3ea529bcc3a3e29685266d7a3a70d53d872123b650fe6518f19be4fd7657a1945ddf3d49d71d0115454ebec8b3a593b7bc1be7b8c0d47d2bdc65a856e3b750f769dce0bf40ae426e4807fe20194e9fb82e67ce71dc4ef53122fb8267971cc14a66c7b0a8c09d557f56f50566beee1af5f64a37001b36cc6deb6747a6210bf9badefc851eafb9133e866a9599ec8554f8374e3c078d9aa904f02ed6d93560afbb6bcf373594930ba2fbe99dd872471a50d313bdfeac3a4eb885cf2e05c36b47047f5e3ef034bc810c8b4bbb2e4b8b101592fb7b5d8f40a931f2ad1e317978512d863ab50e59765701ebe62725252bf132c5d09543459ad0482eda89325085b57ee30e3dd6e92d7260567675fe9cd8d156f25c653be07fc7613004374be61f8da14e0cd66fddd088250a23fa953099aa54ff5829f4de4c315e79dd94b5f95d14c91c6f37be6ed491ecfdae7a4eb2f9dbe59e1f561979e6e43266db81676faeae6a7744f0c09faa1f0ff30020c7cdb3f44be912859b48c2d1cc19c3ff048b3033d862292fefbb056a495e0f90f1e92141f4b9fa030ce0672908c49575f0097b40f84bd104fb84154681efa63c44fb6c3362fb1ed4467383e64266f2c8c6bd331b58c3bda88a38bc918499e3fa5de9021288655ed404a96fc4a9f1d97fc3e0c8c5ff1d076d3f5d7676fcd6a732b10a21055af3423f320b91ef48ff146235ed4b5a90aedd260a6af58dc0ff8e6291803540f5b1231ae70270d2a8e26c3937ed41848f4a19914717f1a9038ae0c04b8042dec4aec7e5a7879bcbc5592f5bb6fd3d90eddc4b2ad1c571a792d7ebd83a68004587b59857088f8d5357fc00eb3bf202571a9ab7cc29bd6c8d6958c455bbd834dc259bab0b51bf04c300abe80da72f6f58421b165c5cb849e8171ad89cb2ba2ee7efe449d1e0b4282136bef66684b94a28bbd19ab953ab32c57100b2b59f4e99337f500a52e13a8946797d621dc361bca69a2aabb7a4d3d8f33d477c5987a4d8290192fabdc3c0f51a8cebe19a1b59d2ccf174fa6d83bdbc9e5b0487736c5945b0fd3d590efaca068b672bbd806811b9dc711a2a77d3d50744eb229cecd47cf7ac2da46cdbc234b9ae13801d8425fcc739c053e0234f93938d5de49d8a84c30d57277ac5771087c1239ba0a92249b3e170550f63d63f2ddeadb7ab804470d2ee7056ce718e606c95b9d67d511e38b02d8f2895f37f402601fda9de61ff8814c35959770ff3ac9974cdcd7d90003bcb65d62a32620ad9324739cd24967d4e40c9c4479a450b2aa8e99861f4af8e961fdee8045f2c0840c556151ee53945197e852fb6cb27b4333a9f653c4c821a153dfd03aac440caf28b49894989ae29db8755f88faca036f077b5951d014680e4c7d8a09b3ac2ea68c92b4e789c8ce3834c9bc776fb87f75deae6c562e08a877cd7aa3dfcde4244830010886b0d57f27bc4452cd79ffe70fb57bb59bbddfb53aa1798407feb4ce7047ec63e48077a7b7d280f4faf1f37e4ccaf683d7f3754516b5d88fc742ee7f4d486fece0a42e35a3c7ac94c63974e95d1d11d279cdc1db621cc2d7f1f33e47bf965ea66b954dfe29e6df113305ba0da71c0f8aad0061799ecc9a942936308470b9e427848ae4ddb907eaa2a74f218199274fe0c82ec704d6a7bd1b79082c516d0ac408c704dccd9e6966556ad9cb62487de18be011fd065371bd59fca6e8741719fc808bdf0924df24a1a129f45cfa289f74e5a35219755494adfa81396090cef4a5fccafe59df94b03bfc894d51cb3ae90ea620d7ef3119ccd65579911a4db9290b057c6159619d6061b198df721237f1c569a05cd1b2b64287aef477347a354c44ae8a1382782f8723099e37a9900a80999532a299195c54ff500c4998cbba2894db33206aac0baa10e7639cd3dd2cedb0265e9b7c35b7be6573a568e0f126ae915f85a29b8f23329784b137c0fb6a0a3140de6d6d8f5df65a7c177208ee07e054e568f6d809c6cea20c0cd68da18dedcc1de28f1d0878f81feff39d8c847477112b5b80320f12058ec388612113583765616f9c16c058a04258dec911bf65a89cbb28c631f588a0a752f06ca5233eaf65d85765e00de1958204444f150a8d4c1310b7ecbaed596130f273258a133a5d8e2b1b14f64241919ebb427c0dd5d7904b5f95736b41c8011fd1c12c0c5e81621f5fc94583fbb57c309b5eddec213aec8959013a3f6f6b2ba20fa8bf7ba481b0a5967f9e7b90c4ad122dbd4a65501d9c34811efb70d24d261176bfc4c80daa6894ea093cc9e17a854df0b547c11c0e2df536d6341ba4f1fc1132eca550f0a6a2632d1c6457d6309cb79e8366063043576e15c056142562deea546d0af154b9fd642cd8de3cefbf9f5e694ffa55dae9fdd9acc110c5c0cf248ce5296787eaa285498af81d5c952cd4dc80b6c6a8e0a9b7ddd1f6bc9a40a638b2765e99d6b8db74334abc8940d0c22235d18920f116dd22d7ea633b429a15cb38295366d1ae31dd2ddb3e7ff19094177daafaa077f71dfe655530f8e195aca7e708940ddf5652b81b2b71927abfb3865b1b78aaa123777de2ab3ed26a6320561e5a90bad715c1afd12cac1aaf94031925234908504a9926ad7094d87e0f41ffa99c7a0e16a03a2b4255580d2c899e237b8b08da128237b66d114b639d6642db36e5d02759f90dd3979593a8e7d1e779aa06a9211f853cea50ed409fdc875e54a656d52cf710b1ddeda1b75970717a612ff69e06d6ab7d4dd8974c438b4799d087c10622d881c79a2338473e457c7f3598324d0a58ae9934e5ce2d94ac7fc7c3598eb876c212ebdaf7bc3e644bf83601b4c9e86788dd99305a9c419593079f642f41a717c27e04a940b9798144bb9234ba2cc7e0eb45254208885c718f039523da050b1bb3cf2e8260d4f146b93a36ef00c6d2a6cc44ffef7444f2a388025f5ad84c881ecddfd2dd563a101fe04bf8a25a63a9a6c46461d4bf8919660809f5340b", 0x1000, 0x2, 0x0, 0x1}, &(0x7f0000001700)={0x0, 0x0, 0x0, 0x6, 0x0, r3, &(0x7f0000001600)="d15f01909f18eaed8e6d053564fcc03093e9abdd597f26e1966a88b42d32d067630697b580caf321ff8ba18ada1b5562446faa302cb0c26b7c4ed3cb508a707be5b2b340b8e0f9f65ea5954e6888fea9fe43e20218d15b5268a52b00eef87576e5471bff2c7d4c45e7cc66e6a4248a9fd639c6ebea11cc408915564d62be27a5339c10b60beb487e769d81b643b595bdc9ae37c965c3aea5db42bc81ab446ca3a7bf3979f11a1f662fc256a59201f5157afaa9bc09cc66890f8d6c7434855bc97982f3b9164baf9fea039cb561f7", 0xce, 0x1f, 0x0, 0x1}, &(0x7f00000017c0)={0x0, 0x0, 0x0, 0x5, 0x26, r1, &(0x7f0000001740)="f6617494844e01dffee5e44b84a1c83682fd1d8afd6a3b299c8b98b51fcdc7290e2cb4402917a84e271e67a9d48a29a541857b82c308cf2c561ead8c3bf98125f97d6a7ff43fe42edd", 0x49, 0x0, 0x0, 0x1}, &(0x7f0000001900)={0x0, 0x0, 0x0, 0x3, 0x7, r1, &(0x7f0000001800)="982c6db80c87a1b69bd28a0053d5dac7694915ba7f37ae4b086feea4da292a4c6dc9249336bf6c5470bb965cea551e7f9bf30a8d3bc3fd82b2973a77e9e023a42be77ddfb35cc2b599469332bdea637dcdf36d232c42cd6badf68c18c051a89b30d4b654d182f8a7a0c5924daac179138cd7a0947841861e3b9c6cb36555e422ce1a83e223d7991cc23ef3b8e2d2a4bd3287b25cef2c942b44f2c7f2621f5815f94040452b8b9a9c8a17945f6ff9cb1cf0f6662727745a249cfaec201c86c2b1a72a1e", 0xc3, 0x50118bed, 0x0, 0x0, r4}, &(0x7f00000019c0)={0x0, 0x0, 0x0, 0x0, 0x5d66, r5, &(0x7f0000001940)="758210617decbe7c76a77250a15717d618d73fe6f8cd5bc61d18524f4e760f55e3cea2f2645a6d9048343d37ba0bd8382523c551e84ad35b781d8c9010859237a4fa2c12429d095e387cec01ece0594beb3b96e4762cc226bcfc42cf485887c3a391bb0a180506", 0x67, 0x0, 0x0, 0x1}, &(0x7f0000001a80)={0x0, 0x0, 0x0, 0x8, 0x6, r1, &(0x7f0000001a00)="148cad8891c829bd65931bc706aa9760a10c1daf4ca6188bb1823abe45e7dc6d5dc8141fc5a6ca54b8f70ed110735ed9f1ec85333ca605122a11108694c9edbf3561c703e799f8973cef36c2097565aa6992b773d1947fb72760687e6140fc565c7fd2deb17f040d345e5879e6eeb1f873955e81700414ebaf3368ff2b", 0x7d, 0x4, 0x0, 0x2}]) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f00000000c0)={0xffffffffffffffff, 0x4, 0x3, 0x7f}) io_cancel(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x2, 0x5, r1, &(0x7f0000000140)="bd944996e2d66677174668b7ba6b35f76c61a96dd61b2e2b70627c3b02f939d8bc78918e3bff16f3022bcd7aa664645d67d0da8b88cc55d309df3a0887eba1c581efa14322251a9989f425461498702f28cb41e1492886103c02e8a814", 0x5d, 0x3, 0x0, 0x3, r6}, &(0x7f0000000200)) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000001b40), 0x9}, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff}, 0x0, 0x7, 0xffffffffffffffff, 0x8) r7 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r7, 0x40082404, &(0x7f0000000100)=0x3) 14:51:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:51:46 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 25) [ 1853.206146] FAT-fs (loop4): invalid media value (0x00) [ 1853.207488] FAT-fs (loop4): Can't find a valid FAT filesystem [ 1853.218598] FAULT_INJECTION: forcing a failure. [ 1853.218598] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 1853.221618] CPU: 1 PID: 10218 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1853.223042] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1853.224764] Call Trace: [ 1853.225313] dump_stack+0x107/0x167 [ 1853.226071] should_fail.cold+0x5/0xa [ 1853.226886] __alloc_pages_nodemask+0x182/0x680 [ 1853.227836] ? lock_chain_count+0x20/0x20 [ 1853.228688] ? __alloc_pages_slowpath.constprop.0+0x2220/0x2220 [ 1853.229933] alloc_pages_vma+0xbb/0x410 [ 1853.230746] wp_page_copy+0xee7/0x1f00 [ 1853.231557] ? print_bad_pte+0x5a0/0x5a0 [ 1853.232390] ? lock_downgrade+0x6d0/0x6d0 [ 1853.233233] ? vm_normal_page+0x162/0x2e0 [ 1853.234083] ? count_memcg_event_mm.part.0+0x110/0x2a0 [ 1853.235186] do_wp_page+0x27b/0x1390 [ 1853.235963] handle_mm_fault+0x1ce6/0x3520 [ 1853.236826] ? __lock_acquire+0x1657/0x5b00 [ 1853.237718] ? __pmd_alloc+0x5e0/0x5e0 [ 1853.238520] ? vmacache_find+0x55/0x2a0 [ 1853.239354] do_user_addr_fault+0x56e/0xc00 [ 1853.240250] exc_page_fault+0xa2/0x1a0 [ 1853.241048] asm_exc_page_fault+0x1e/0x30 [ 1853.241904] RIP: 0010:__put_user_nocheck_4+0x3/0x11 [ 1853.242934] Code: 00 00 48 39 d9 73 54 0f 01 cb 66 89 01 31 c9 0f 01 ca e9 41 09 1f 02 90 48 bb fd ef ff ff ff 7f 00 00 48 39 d9 73 34 0f 01 cb <89> 01 31 c9 0f 01 ca e9 22 09 1f 02 66 90 48 bb f9 ef ff ff ff 7f [ 1853.246672] RSP: 0018:ffff888015a3fcf0 EFLAGS: 00050293 [ 1853.247790] RAX: 0000000000000000 RBX: 00007fffffffeffd RCX: 0000000020005038 [ 1853.249245] RDX: 0000000000040000 RSI: ffffffff830c8062 RDI: ffff88804434d520 [ 1853.250701] RBP: 0000000000040000 R08: 0000000000000000 R09: 0000000000000000 [ 1853.252167] R10: 0000000000000001 R11: 0000000000000001 R12: 000000000000000c [ 1853.253636] R13: 0000000020005000 R14: 0000000000000400 R15: 00000000000003ff [ 1853.255126] ? __sys_sendmmsg+0x1c2/0x470 [ 1853.255976] __sys_sendmmsg+0x1cf/0x470 [ 1853.256806] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1853.257696] ? lock_downgrade+0x6d0/0x6d0 [ 1853.258571] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1853.259578] ? wait_for_completion+0x270/0x270 [ 1853.260546] ? rcu_read_lock_any_held+0x75/0xa0 [ 1853.261504] ? vfs_write+0x354/0xa30 [ 1853.262270] ? fput_many+0x2f/0x1a0 [ 1853.263029] ? ksys_write+0x1a9/0x260 [ 1853.263833] __x64_sys_sendmmsg+0x99/0x100 [ 1853.264714] do_syscall_64+0x33/0x40 [ 1853.265479] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1853.266535] RIP: 0033:0x7fc22ce06b19 [ 1853.267318] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1853.271093] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1853.272660] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1853.274105] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1853.275582] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1853.277030] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1853.278485] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:51:46 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$AUTOFS_IOC_SETTIMEOUT(r0, 0x80049367, &(0x7f0000000000)=0x1) r1 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000100)=0x3) 14:51:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:51:46 executing program 7: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000600)={0xa, 0x0, 0x0, @dev, 0x1}, 0x1c) setsockopt$inet6_IPV6_ADDRFORM(0xffffffffffffffff, 0x29, 0x1, &(0x7f0000000040), 0x4) setsockopt$inet6_udp_int(r0, 0x11, 0x1, &(0x7f0000000000)=0x8, 0x4) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0x0, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) sendmsg(r1, &(0x7f0000000200)={&(0x7f0000000140)=@pppoe={0x18, 0x0, {0x1, @remote, 'ip6gre0\x00'}}, 0x80, &(0x7f00000001c0), 0x0, &(0x7f0000001e00)=[{0x80, 0x102, 0x81, "af2e74557883eb360fb157c80de5ba83c22d514a0f045e5fe2f511adb8c43d6d154fdb0bfd9f6521a02f9208add834788b2119c3b9d3a4e729f6ca1e8be5947d637fa33be47c59e7eb93df3c4d66c08ab36561077418a0f9be5cd7800a8521fef2500ea035c1a20f1c5c15fb283387"}, {0x1010, 0x104, 0x4, "c3f4993022062bfc0cbbae69bb833049429ab690e6b9e6986614717b56a58a2f86bd806d4a642f186211b10bade8e441be78f7d13da48e579b937f9b29d647fe47d77c4d41d637496bcd5023560b77b749e7065af0b08dff5c30913af3ba7811b835bd02b1fe4820251e541ed35b1f3a280db7f0b6c172ea3e157d4ccd3faf3d33f7e488d401bc0c7a18542ed54d734692f6ed197c99b34cf92bc09d7a5f7fc22375821e48c65b381b193da804cc4c6fbd034478cebcd148a69972c9818ec379f83d622adc183c499ea3f69cc7ef76af048c73ebb085f7d2a5aaa702cda0a5f42de537e9a1f9793b1939aa3d3f47e1728c836d3dc13902bb8a1e0e59d7913a287b84c8cecf56725a1c5f070ec4516aa57025e772080bfaedfdcaeb58b6ec96eada6b62dd4fdc18f0315e001ca3eec0419a2bad8393b63520f3d9b6d5be0eca390719c78dd584be47a3db1555a2f17a93850156c0dca6a8f7eafd57f42826cebf13bc2ad0777ffe4849c164ef04fe8cb15fe6cd9e279f60cf1ddc70a11f317bf9dcc6957711987855496a0f58f35dbf106ae603d98535fe00e0eba33782480925e7dff9fbf1c9be95f2fafe590d08274a1b9fcb40383308594dd8a816145d855d156c3ffdd6c650a018e9e3296632a9a32aaa501ff2766fcdc8e396b4b5aa790560d0c550b420352547fa232bee04b0564bf6f31ca425bba78c6448af9b9f2ad784393c317b2f4f5197951baebff8326abb8431a10347e19373e019dbb2ab7b61708fb1cd06856f799139ae67b19dd72aca16b8c89dda907d5138d218bc9cad1c181b3533a491a8852e940e7878ce2b274f0341fb14e9777dfbd7a9cf9962063e871e3279c608a2b4b39966137858701059ca4d108a5e18655dba3cba958f2d136ee053180256b8c2e0cfe81e8a04723972d498d21ba0ef13e9c805382e3a5b07e7e73444afbc7f69ce310efa42faff520cee3aeaac7fc91bc68334f2148619df80d8a27d3e81532e78a2f67b713498ad6bcc5df5bf49b08eb69635b068156fdd9b0f322520ae82eae51c126c0228f10bfc4eea41e9676d2e5108979e8b6ec6d3ccce153be3ff5ed6c0ca0c4d7be80fe7dbc9b10aee4d77f6eb095f9d3c83722ba81dae0db93f917f376a7de0ca295a80ede47a6252fd581424383b7c085692041002ff5ac11715aab7fc76125f9e0f399f8558f76ca74d33a43cede609b2f7a6ab17d21151874393dd03e66d21040876636e913a85c0f69f7e9ef11dff0e434a7cbba79deda24e49c45dd7dfa955d0c73e1b63e6cf3876ac9b96a5a72c553d7a533a616d56dae793efff1ea829a8cee1083ea710eb57b369672626362011b9130e36bfb269abc813dc2a7239f0a03779c54e76c91c9e50710ae94416adec2d757400436e8e379ef9f8c5ee280d2825dac39fe8b75a1faf63d5895395b40b4dd8ebf549dc0ba8fd5f294f62a5a7b2b9e172980e4d6fec59acaf69e020ab014624541ac788d03eed8fdfce33c5d0e6279cd5f83da184280d5963ce1f328b442ebb50b3342e828723a00f48642980b8addefb031ea3807cbea10e00ab11b28a759472dcb7d426bcf9e4c9c0eaaddf3c1db22adcb8d659331bb774f6de98199c657805153b97c0f43a87d82d06a2bbd6390e60358444777d20a0829775947c5672e9e2744e087877bda440aa0e1d75577c8c7d95357656cd57e36b98ceb70a2fe655ff3ab76e198d0c6702cd399e8f912213dd5c474910811025cd19e408c91eb3a5591967791fd5613141f307cf1b1f26a04a0cd35f0f7e4b87c2fefd1c63692f0dc2f7e49774da887e94e383968fb45d5ac726dff65bd5c4c3e25d41762bc19239ba15154dcfc31ad14fa5e5515444aeb1f1b21086d280cca325157e9cdb40c4c2ac081d5d500612f275763a215b7c502a093af41d96f0b674a9a7e6ef97468b7aad103f02a3df537f6c1a4d26fac172505d24e6a5219db2e4ee295d27315167c5d0d9ea7216eab35222f1d6a9c2731c535d7f788e9519095ec014a90ef94ddb49106090465b8c28d79cf8a9d5328c8f126e3b6bbbafc6ab62e12e9018cf6cfe27a450a687fe9a6135e65106efbb12a64ac490753c2f0f2d8b06f4eb38add3db9ecf84f934ec5fcbd482a5f98d5e99e5f2c1bd0036b19681fcc8e69a332459997adaac7a2a3af6123b87e0a627c5314a374c6a08cfef2843efa4ba1aa4a849c76c9187d849a224e8a0ed55973216633a578730de32eb1f3425ba94bc923e82b923b234219ebe707ac568133e8cc4011a876194c0787cff69e87bc90bef2da9553c20531600c6934fdfc40b4c8da25028fe12bc5dafeefc8b02e84c3bf92740e5c66b24adb6e40f2d92b321ee2e0e58ee3dbe0d7a6e9b23431620412461edf02f6d0691aefb16b8b918a6243d29c7a72cd64d2f0411c21a2e36d7470a5c5fa82002ee26109178a9ab7422ccdb7055ec1f29045d2600ba1951d52bc5ea1f8c218bab6000283631699606b80c97a60fe6e13cd453c970b20c004e6cf83975e4d083c86610c579ae6f3ac2a7d7030f8ba0e5170f1022d1f892da7dd35598b157ab874a7203d8215cfc8f46bdde58aa35ca5da4c8d8d0e9cbb249b6bad25d6050ca099471eeaafe074c517618c263d7b16522032f8594301d09f83dc46630a2f6f30edd7f452c3453057efecbff609ba38a031d62ff4972d58a56323d0681784f3489e21327092d7209cedba8ce9e903dd6f1d7787bab7f37b0b352a831bdca6ed21b9a45db6bca75ad15b98d5b637fde3e1b38a7faaf44ebcc2d63bf8d14d5705221d9e68d31a7f016999a51256e051dd2f97e27d4cb322f2a8d999e80f30dc1bdb2ef02efcf3cea6e6b74c7026eac93a874e82ad88ebd4f3ac8561a611b90f3ea30f29c649925fddae39c4715ce6b0273e3f103d1cc753f59d21cf038f0d37c89c88a67b697206b59c7c1ceda4554c4fdf64cdbe84008318a87953aa816057e11692c29c20dbc499787cc5bb360bcfa35bdca5171245c948949195cb3f588304bdffdafaaafce272f447f1e6b8ef5d4402a5a4788151c5c96f522b8e6a308e46bf795a43b49eb96bd2a4487d43898db898c1113f15af44ca72e896f6560dd12f6f9a40b9a1a69f0b2761c66e6be81cb895a7d2f0554e8cadf969183984b9028337a3c8bbefb75d73bacf16e0c1bb62698503495443c20a47c1982e78c1e9645039864a2d48aaf415cbd41bb8cae0265b0fa70fc7c5d6a602e858cb6eb645c9dc2167a7ad8d3a47509526e7a588ae23820c17e21a0755c3f2c11bbe452722e142275d1171363441eeacef4e8cca845c09bb2cce78eb65239bd2ff286b8f9d17550a9564c041e7171c7903fa2d14e26ec5f4d3d80f333c0c849e5f3c59429448d7dfe23db16ead2ccce4bf1f060c280281662ee0dd27ba76101ac18d5b71ce5a15b8b9d5e20aa7119ebddb3011190d9d24110bf6d7425149ee073e516e5358963e51dfd00beef62419e1d474bd33d124235fa292aa0ca3773e8ef3a829689b474d966d9c35c39a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{0x90, 0x6, 0x9, "0dfdb82e9b414e58d994756de78dcdf3f39e8e5ed6f173e402b8e0a448428650dd34a14efec442b2313f4b6fd367981295d12e91cb1ad7d35b22eb6b2cfcf2de2e9d222c519f9c82c19ad50dfd266d59f3dedfa297763710e8fe2abcf6497a5171ff67d55a0640565d6aa93ed7ebdc60ab299ac60d3f4d9f68f9d44a788a740e"}, {0x1010, 0x10c, 0xffffffff, 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0x2130}, 0x0) r2 = openat$incfs(0xffffffffffffffff, &(0x7f00000001c0)='.log\x00', 0x2a00c0, 0x8a) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000240)={@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x4, 0x0, 0xff, 0x8, 0x8, 0x5}, 0x20) setsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x39, &(0x7f0000000100)=ANY=[@ANYBLOB="7308000080201729b7ebb8fe1898adba03006d3b58f1d2e1c910fe8000000000000000000000000000bb0502005400fbff000900"/62], 0x50) r3 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r3, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) mmap$IORING_OFF_SQES(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x8010, r3, 0x10000000) [ 1853.371836] FAULT_INJECTION: forcing a failure. [ 1853.371836] name failslab, interval 1, probability 0, space 0, times 0 [ 1853.374168] CPU: 0 PID: 10221 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1853.375607] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1853.377293] Call Trace: [ 1853.377839] dump_stack+0x107/0x167 [ 1853.378594] should_fail.cold+0x5/0xa [ 1853.379382] ? create_object.isra.0+0x3a/0xa20 [ 1853.380316] should_failslab+0x5/0x20 [ 1853.381099] kmem_cache_alloc+0x5b/0x360 [ 1853.381931] ? mark_held_locks+0x9e/0xe0 [ 1853.382768] create_object.isra.0+0x3a/0xa20 [ 1853.383716] kmemleak_alloc_percpu+0xa0/0x100 [ 1853.384646] pcpu_alloc+0x4e2/0x12f0 [ 1853.385423] alloc_vfsmnt+0xfd/0x680 [ 1853.386189] clone_mnt+0x6c/0xce0 [ 1853.386911] ? is_subdir+0x1a8/0x2e0 [ 1853.387702] copy_tree+0x3b0/0xa60 [ 1853.388441] copy_mnt_ns+0x144/0xa00 [ 1853.389208] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1853.390186] ? kmem_cache_alloc+0x2b4/0x360 [ 1853.391093] create_new_namespaces+0xd6/0xb20 [ 1853.392015] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1853.393035] ksys_unshare+0x449/0x8a0 [ 1853.393824] ? unshare_fd+0x1c0/0x1c0 [ 1853.394604] ? ksys_write+0x1a9/0x260 [ 1853.395418] __x64_sys_unshare+0x2d/0x40 [ 1853.396260] do_syscall_64+0x33/0x40 [ 1853.397030] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1853.398084] RIP: 0033:0x7fd87e9ecb19 [ 1853.398856] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1853.402667] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1853.404262] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1853.405723] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1853.407213] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1853.408667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1853.410149] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1853.424044] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:51:47 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 26) 14:51:47 executing program 0: setsockopt$inet6_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0xd, &(0x7f0000000000)='cdg\x00', 0x4) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f00000015c0)={0x11c, 0x0, &(0x7f0000000480)=[@reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x31, 0x0, 0x0, 0x58, 0x18, &(0x7f0000000140)={@fda={0x66646185, 0x2, 0x2, 0x16}, @fd, @fda={0x66646185, 0x5, 0x2, 0x3a}}, &(0x7f00000000c0)={0x0, 0x20, 0x38}}, 0x40}, @acquire={0x40046305, 0x2}, @exit_looper, @increfs_done={0x40106308, 0x2}, @acquire={0x40046305, 0x1}, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x23, 0x0, 0x0, 0x60, 0x18, &(0x7f0000000240)={@flat=@binder={0x73622a85, 0x110a, 0x1}, @ptr={0x70742a85, 0x0, &(0x7f00000001c0)=""/90, 0x5a, 0x1, 0x33}, @fda={0x66646185, 0x8, 0x1, 0x2}}, &(0x7f00000002c0)={0x0, 0x18, 0x40}}, 0x1000}, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x60, 0x18, &(0x7f00000003c0)={@fd={0x66642a85, 0x0, r0}, @fda={0x66646185, 0x8, 0x2, 0x3f}, @ptr={0x70742a85, 0x1, &(0x7f0000000300)=""/173, 0xad, 0x0, 0x3b}}, &(0x7f0000000440)={0x0, 0x18, 0x38}}, 0x400}, @clear_death={0x400c630f, 0x3}], 0x1000, 0x0, &(0x7f00000005c0)="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"}) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000100)=0x3) 14:51:47 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:51:47 executing program 7: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xff, 0x8}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0), 0x10002, 0x0) perf_event_open(&(0x7f0000000140)={0x1, 0x80, 0x7, 0x7f, 0x9, 0x3, 0x0, 0x8, 0x800, 0x9, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffc01, 0x4, @perf_bp={&(0x7f0000000000), 0x4}, 0xa000, 0x100000001, 0x1, 0x0, 0x3, 0x7, 0x6, 0x0, 0x2, 0x0, 0x31c5}, 0xffffffffffffffff, 0xb, r0, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) connect$bt_sco(r1, &(0x7f0000000100), 0x8) socket$inet_udplite(0x2, 0x2, 0x88) [ 1853.623880] FAULT_INJECTION: forcing a failure. [ 1853.623880] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1853.626637] CPU: 1 PID: 10245 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1853.628058] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1853.629761] Call Trace: [ 1853.630305] dump_stack+0x107/0x167 [ 1853.631085] should_fail.cold+0x5/0xa [ 1853.631867] _copy_from_user+0x2e/0x1b0 [ 1853.632682] __copy_msghdr_from_user+0x91/0x4b0 [ 1853.633643] ? __ia32_sys_shutdown+0x80/0x80 [ 1853.634551] ? unix_stream_recvmsg+0xf0/0xf0 [ 1853.635472] ? sock_sendmsg+0x55/0x190 [ 1853.636283] sendmsg_copy_msghdr+0xa1/0x160 [ 1853.637168] ? do_recvmmsg+0x6d0/0x6d0 [ 1853.637962] ? __lock_acquire+0x1657/0x5b00 [ 1853.638870] ___sys_sendmsg+0xc6/0x170 [ 1853.639668] ? sendmsg_copy_msghdr+0x160/0x160 [ 1853.640590] ? vmacache_find+0x55/0x2a0 [ 1853.641415] ? find_held_lock+0x2c/0x110 [ 1853.642258] ? __might_fault+0xd3/0x180 [ 1853.643083] ? lock_downgrade+0x6d0/0x6d0 [ 1853.643925] ? asm_exc_page_fault+0x1e/0x30 [ 1853.644826] __sys_sendmmsg+0x195/0x470 [ 1853.645650] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1853.646522] ? lock_downgrade+0x6d0/0x6d0 [ 1853.647390] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1853.648380] ? wait_for_completion+0x270/0x270 [ 1853.649316] ? rcu_read_lock_any_held+0x75/0xa0 [ 1853.650263] ? vfs_write+0x354/0xa30 [ 1853.651041] ? fput_many+0x2f/0x1a0 [ 1853.651783] ? ksys_write+0x1a9/0x260 [ 1853.652572] __x64_sys_sendmmsg+0x99/0x100 [ 1853.653438] do_syscall_64+0x33/0x40 [ 1853.654201] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1853.655252] RIP: 0033:0x7fc22ce06b19 [ 1853.656010] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1853.659765] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1853.661322] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1853.662775] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1853.664251] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1853.665699] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1853.667170] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1853.735747] Process accounting resumed [ 1853.753407] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1867.599301] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:52:10 executing program 3: syz_emit_ethernet(0x4e, &(0x7f00000000c0)={@multicast, @multicast, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "96153f", 0x18, 0x3a, 0xff, @dev, @mcast2, {[], @ndisc_ra={0x86, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [{0x1, 0x1, "b4cf1e1ca8cf"}]}}}}}}, 0x0) ioctl$AUTOFS_DEV_IOCTL_PROTOVER(0xffffffffffffffff, 0xc0189372, &(0x7f0000000040)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x100}}, './file0\x00'}) write$tun(r0, &(0x7f0000000140)={@void, @val={0x3, 0x80, 0x9, 0x85, 0x3, 0x127}, @eth={@empty, @random="6b684d0caf16", @void, {@arp={0x806, @ether_ipv6={0x1, 0x86dd, 0x6, 0x10, 0x4, @multicast, @private0={0xfc, 0x0, '\x00', 0x1}, @multicast, @private1}}}}}, 0x4c) syz_emit_ethernet(0x25, &(0x7f0000000000)={@multicast, @remote, @val={@void, {0x8100, 0x5, 0x1, 0x3}}, {@llc_tr={0x11, {@llc={0x6, 0x2, "a8", "568a723ae9dc32340e1bf40b4dc2eec5"}}}}}, 0x0) 14:52:10 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:52:10 executing program 0: r0 = perf_event_open(&(0x7f0000001d80)={0x0, 0xfffffd99, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x5, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000100)=0x3) ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000080)={0x5, 0x80, 0xfe, 0x38, 0x1, 0x4, 0x0, 0xaa2b, 0x40010, 0x4, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x2, 0x0, @perf_bp={&(0x7f0000000040), 0x4}, 0x1, 0x5, 0xc7, 0x6, 0x6, 0x4, 0x30, 0x0, 0x4, 0x0, 0x4}) 14:52:10 executing program 6: perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xd7, 0x1, 0x0, 0x0, 0x0, 0x3, 0x2000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0x8}, 0x0, 0x3, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x12d842, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@mcast1, 0xc59, 0x2, 0xff, 0x3, 0x8, 0xbffb}, 0x20) sendmmsg$inet6(r0, &(0x7f0000000600)=[{{&(0x7f0000000040)={0xa, 0x4e22, 0x7, @empty, 0x6}, 0x1c, &(0x7f0000000580)=[{&(0x7f0000000180)="04b42da3de7d238bb50d8500c876f17a66d2aaa2c04ab2eb4cae85af5a98d162813025370af569255d955653430fbd97e6cfc49a67a0b5573bafdadfc9bcb1792069d3b8ecc7079a95267f8f394da66105bcba8783d5207a2819738a59fcc58c94fb41b8d7e9c6ffca64a315f669db7341db7580b2b482a0fe583c70c74f0e9e710c4247e000789707f60991352145407ff3f6", 0x93}, {&(0x7f0000000100)="63bfb99a97b8584a0f", 0x9}, {&(0x7f0000000240)="b40405a2c1407f7f2dd45464e75493cb6f6f9b81dc91414d0e2ad152ea6216ff3db4", 0x22}, {&(0x7f0000000280)="8d", 0x1}, {&(0x7f00000002c0)="bfca9e02244751e939d3075038b2e41475970890356f24e9318532951e685f4a3cce0320240659305c3d8054adf73d1c47079d83c79b6b5ac4b2eb36d56430a9fd05bc76ac959abb5987a8ba37f05686407ba0445f0bb4a46cd644e00b5a68124e8c54c91ed2d8b570fa6b8d2a61a415a02180e897ac0288362111685c3751a2d875e88b075f356066482387c4bc5fc789f1048c88eeac088097ac5bfabc8072334a1f8e15f8a06858c11f01a15a63ac590173b6aa1e73e189b1afa2c8cf6b10930869b61383df361df22c22e5f9af3895d4ea1d1ea2404f80cc0942a0e827ad29cf7c73bfaa6dd1661e441e66936ce767687427c872d1", 0xf7}, {&(0x7f00000003c0)="04ae92c918c8b02427b97b92e3e2a02acb76ff481e7b46fcd0e8dd74443ce78eeb0454ccac2ddd374cd6ebc0cb3931fe3f5edff769a656b6e47e3ef54ad2f9620d8fa9c1cbd781e31fdaeb508b3d50186fa44cbab68d1561049b04d0f4d3e0a970b22f83516620c061f8b6dc1774f725d6100fc3baf2432d7a8858668e79030981e533b71067852d238e3073d3562bac29b6e90f598e4e904d7c8fbc8dd83fe46bae3dd242608fffe27ef25a994fc9ca4a97a7a84230cdcc1c8210451ed7724d2a445f37b0b6ef69bf0a9d7ae20d492a6607dd78a94ad950b9e3d7", 0xdb}, {&(0x7f00000004c0)="23e4fac7b80b783e72e27b4b23db5dc8d256ec836bb95cb10625940808bbeb26a950e544e8ca3682ddd044e868a3e75296905da4acea05898f0032c52a88d52bc3a1a3627ef652afb068421167d06b444df0f2abbeee6465862747c8730d75d03ed3bf80de5e243dfbbb9e39120a64ba6e7b3f9fd0f6cff6a9d3cd82f1eb8e3fbc9e1afd96d9b27657b46429e356b92da6e7f9a9641398", 0x97}], 0x7}}], 0x1, 0x0) 14:52:10 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 27) 14:52:10 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 15) 14:52:10 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x0, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:52:10 executing program 7: r0 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000780), 0x0) r1 = dup(0xffffffffffffffff) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) write$sndseq(r1, &(0x7f0000000040)=[{0x40, 0x0, 0x1, 0x81, @tick=0x1, {0x7, 0x5}, {0x89, 0x9}, @control={0x1f, 0x2, 0x5}}, {0x66, 0x1, 0x5, 0x6e, @tick=0x1, {0x80, 0x81}, {0x0, 0x5}, @control={0x1f, 0x2, 0x1}}, {0x2, 0x9, 0xdf, 0x3, @tick=0x81, {0x3f, 0x8}, {0x7, 0x1}, @raw32={[0xa7, 0x3, 0x9]}}, {0x7, 0x6, 0x1, 0x2, @tick, {0x81}, {0x2d, 0x8}, @connect={{0x35, 0x6f}, {0x7}}}, {0x1, 0xb, 0x0, 0x0, @time={0x7, 0xd4}, {0x4, 0x13}, {0x4, 0x4}, @quote={{0x5e, 0x3}, 0xfff, &(0x7f0000000000)={0x5, 0xcc, 0x1, 0xff, @time={0xd1, 0x957}, {0x0, 0x2}, {0x0, 0x4b}, @result={0x9, 0x6}}}}, {0xc1, 0x9, 0x81, 0x7, @time={0x20, 0x8000}, {0x5, 0xfe}, {0x1f, 0x6}, @time=@tick=0x8}], 0xa8) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r0, 0xc0105303, &(0x7f0000000980)={0x0, 0x7}) [ 1876.957560] FAULT_INJECTION: forcing a failure. [ 1876.957560] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1876.960370] CPU: 0 PID: 10273 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1876.961773] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1876.963492] Call Trace: [ 1876.964047] dump_stack+0x107/0x167 [ 1876.964793] should_fail.cold+0x5/0xa [ 1876.965575] _copy_from_user+0x2e/0x1b0 [ 1876.966389] __copy_msghdr_from_user+0x91/0x4b0 [ 1876.967360] ? __ia32_sys_shutdown+0x80/0x80 [ 1876.968257] ? count_memcg_event_mm.part.0+0x110/0x2a0 [ 1876.969351] sendmsg_copy_msghdr+0xa1/0x160 [ 1876.970229] ? do_recvmmsg+0x6d0/0x6d0 [ 1876.971020] ? handle_mm_fault+0xa05/0x3520 [ 1876.971922] ? find_held_lock+0x2c/0x110 [ 1876.972762] ___sys_sendmsg+0xc6/0x170 [ 1876.973549] ? sendmsg_copy_msghdr+0x160/0x160 [ 1876.974478] ? vmacache_find+0x55/0x2a0 [ 1876.975310] ? do_user_addr_fault+0x5b0/0xc00 [ 1876.976232] ? lockdep_hardirqs_on_prepare+0x277/0x3e0 [ 1876.977300] ? exc_page_fault+0xca/0x1a0 [ 1876.978132] ? trace_hardirqs_on+0x5b/0x180 [ 1876.979015] ? exc_page_fault+0xca/0x1a0 [ 1876.979869] ? asm_exc_page_fault+0x1e/0x30 [ 1876.980767] __sys_sendmmsg+0x195/0x470 [ 1876.981579] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1876.982458] ? lock_downgrade+0x6d0/0x6d0 [ 1876.983348] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1876.984334] ? wait_for_completion+0x270/0x270 [ 1876.985274] ? rcu_read_lock_any_held+0x75/0xa0 [ 1876.986225] ? vfs_write+0x354/0xa30 [ 1876.986994] ? fput_many+0x2f/0x1a0 [ 1876.987746] ? ksys_write+0x1a9/0x260 [ 1876.988537] __x64_sys_sendmmsg+0x99/0x100 [ 1876.989412] do_syscall_64+0x33/0x40 [ 1876.990172] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1876.991232] RIP: 0033:0x7fc22ce06b19 [ 1876.992002] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1876.995786] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1876.997365] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1876.998829] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1877.000298] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1877.001767] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1877.003242] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1877.037283] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:52:10 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:52:10 executing program 6: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r0, 0x8914, &(0x7f0000000140)={'lo\x00'}) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000002c0)={'veth0_macvtap\x00'}) sendmsg$NFT_MSG_GETOBJ(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, 0x13, 0xa, 0x101, 0x0, 0x0, {0x0, 0x0, 0x2}, [@NFTA_OBJ_NAME={0x9, 0x2, 'syz1\x00'}, @NFTA_OBJ_TYPE={0x8, 0x3, 0x1, 0x0, 0x1}, @NFTA_OBJ_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_OBJ_TABLE={0x9, 0x1, 'syz0\x00'}]}, 0x40}}, 0x800) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'lo\x00', 0x0}) r4 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f0000001d80)={0x1, 0xc46157a0d1a19ce6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5f, 0x1190, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x8800, 0x0, 0x3f, 0x0, 0x1000002}, 0x0, 0xfffffdffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8914, &(0x7f0000000140)={'lo\x00'}) r5 = dup(0xffffffffffffffff) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@remote, 0xc5a, 0x1, 0xff, 0x3, 0x8, 0xfffb}, 0x20) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r7, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$sock_inet6_SIOCSIFADDR(r7, 0x8916, &(0x7f0000000280)={@remote, 0x21, r3}) getsockopt$sock_linger(r6, 0x1, 0xd, &(0x7f0000000200), &(0x7f0000000240)=0x8) ioctl$sock_ipv6_tunnel_SIOCCHG6RD(r5, 0x89fb, &(0x7f0000000080)={'ip6gre0\x00', &(0x7f0000000180)={'syztnl1\x00', r3, 0x29, 0x2, 0x1f, 0x8, 0x6, @rand_addr=' \x01\x00', @mcast2, 0x40, 0x1, 0x7fff, 0x7fff}}) 14:52:10 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x40000) perf_event_open(&(0x7f0000000140)={0x1, 0x80, 0x7, 0x8, 0x1, 0x40, 0x0, 0xffffffff, 0x8, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0xc}, 0x40401, 0x6, 0x7f, 0x3, 0x5, 0x3, 0x2, 0x0, 0x60eb, 0x0, 0x4}, 0x0, 0x1, r2, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40082404, &(0x7f0000000100)=0x3) r3 = epoll_create1(0x0) fcntl$dupfd(r0, 0x406, r3) ioctl$BTRFS_IOC_DEFRAG_RANGE(r0, 0x40309410, &(0x7f00000001c0)={0x1000, 0xdb, 0x2, 0x4, 0x3, [0x9a3b, 0x9, 0x81a, 0x8]}) [ 1877.108310] FAULT_INJECTION: forcing a failure. 14:52:10 executing program 7: clock_gettime(0x0, &(0x7f0000001ac0)={0x0, 0x0}) recvmmsg$unix(0xffffffffffffffff, &(0x7f0000001a40)=[{{&(0x7f0000000240)=@abs, 0x6e, &(0x7f00000004c0)=[{&(0x7f00000002c0)=""/32, 0x20}, {&(0x7f0000000300)=""/162, 0xa2}, {&(0x7f00000003c0)=""/240, 0xf0}], 0x3, &(0x7f0000000500)=[@cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0}}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0x158}}, {{0x0, 0x0, &(0x7f0000001980)=[{&(0x7f0000000680)=""/163, 0xa3}, {&(0x7f0000000740)=""/84, 0x54}, {&(0x7f00000007c0)=""/221, 0xdd}, {&(0x7f00000008c0)=""/4096, 0x1000}, {&(0x7f00000018c0)=""/113, 0x71}, {&(0x7f0000001940)=""/14, 0xe}], 0x6, &(0x7f0000001a00)=[@rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x30}}], 0x2, 0x101, &(0x7f0000001b00)={r0, r1+60000000}) r4 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fcntl$getown(r4, 0x9) perf_event_open(&(0x7f00000001c0)={0x1, 0x80, 0x8, 0x1f, 0x8, 0x19, 0x0, 0x38, 0x2, 0x2, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x3, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0xfffffe00, 0x0, @perf_bp={&(0x7f0000000100), 0x6}, 0x40, 0xffffffffffff8000, 0x7fffffff, 0x4, 0xfffffffffffffe00, 0x8000, 0x5, 0x0, 0x76f2f169}, r3, 0x4, r4, 0x4) r5 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x200001, 0x0) ioctl$FITRIM(r5, 0xc0185879, &(0x7f00000000c0)={0x6, 0x3, 0x7fffffff}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r6 = socket$inet(0x2, 0x1, 0x0) bind$inet(r6, &(0x7f0000000000)={0x2, 0x4e21, @multicast1}, 0x10) r7 = signalfd4(r2, &(0x7f0000001b40), 0x8, 0x0) connect$inet(r7, &(0x7f0000001b80)={0x2, 0x4e24, @broadcast}, 0x10) connect$inet(r6, &(0x7f0000000140)={0x2, 0x4e21, @local}, 0x10) r8 = openat$null(0xffffffffffffff9c, &(0x7f0000000040), 0x80800, 0x0) fallocate(r8, 0x78, 0x9, 0xc000) getsockopt$sock_buf(0xffffffffffffffff, 0x1, 0x1c, 0x0, &(0x7f0000000180)) ioctl$FS_IOC_FSSETXATTR(r6, 0x40086602, &(0x7f0000000000)={0x800005, 0xffffffff, 0x8000, 0x2, 0xfffffffb}) unshare(0x48020200) [ 1877.108310] name failslab, interval 1, probability 0, space 0, times 0 [ 1877.110924] CPU: 1 PID: 10265 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1877.112369] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1877.114040] Call Trace: [ 1877.114582] dump_stack+0x107/0x167 [ 1877.115335] should_fail.cold+0x5/0xa [ 1877.116114] ? alloc_vfsmnt+0x23/0x680 [ 1877.116900] should_failslab+0x5/0x20 [ 1877.117687] kmem_cache_alloc+0x5b/0x360 [ 1877.118515] ? copy_tree+0x61a/0xa60 [ 1877.119286] alloc_vfsmnt+0x23/0x680 [ 1877.120044] clone_mnt+0x6c/0xce0 [ 1877.120758] copy_tree+0x3b0/0xa60 [ 1877.121494] copy_mnt_ns+0x144/0xa00 [ 1877.122251] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1877.123253] ? kmem_cache_alloc+0x2b4/0x360 [ 1877.124141] create_new_namespaces+0xd6/0xb20 [ 1877.125067] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1877.126066] ksys_unshare+0x449/0x8a0 [ 1877.126843] ? unshare_fd+0x1c0/0x1c0 [ 1877.127634] ? ksys_write+0x1a9/0x260 [ 1877.128431] __x64_sys_unshare+0x2d/0x40 [ 1877.129281] do_syscall_64+0x33/0x40 [ 1877.130045] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1877.131110] RIP: 0033:0x7fd87e9ecb19 [ 1877.131875] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1877.135657] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1877.137201] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1877.138643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1877.140095] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1877.141538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1877.142986] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:52:10 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 28) 14:52:10 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x0, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1877.232790] FAULT_INJECTION: forcing a failure. [ 1877.232790] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1877.235454] CPU: 0 PID: 10289 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1877.236925] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1877.238709] Call Trace: [ 1877.239286] dump_stack+0x107/0x167 [ 1877.240055] should_fail.cold+0x5/0xa [ 1877.240830] _copy_from_user+0x2e/0x1b0 [ 1877.241659] __copy_msghdr_from_user+0x91/0x4b0 [ 1877.242574] ? __ia32_sys_shutdown+0x80/0x80 [ 1877.243474] ? unix_stream_recvmsg+0xf0/0xf0 [ 1877.244354] ? sock_sendmsg+0x55/0x190 [ 1877.245154] sendmsg_copy_msghdr+0xa1/0x160 [ 1877.246011] ? do_recvmmsg+0x6d0/0x6d0 [ 1877.246815] ? __lock_acquire+0x1657/0x5b00 [ 1877.247741] ___sys_sendmsg+0xc6/0x170 [ 1877.248545] ? sendmsg_copy_msghdr+0x160/0x160 [ 1877.249484] ? vmacache_find+0x55/0x2a0 [ 1877.250300] ? __lockdep_reset_lock+0x180/0x180 [ 1877.251273] ? find_held_lock+0x2c/0x110 [ 1877.252116] ? __might_fault+0xd3/0x180 [ 1877.252942] ? lock_downgrade+0x6d0/0x6d0 [ 1877.253796] ? asm_exc_page_fault+0x1e/0x30 [ 1877.254705] __sys_sendmmsg+0x195/0x470 [ 1877.255540] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1877.256428] ? lock_downgrade+0x6d0/0x6d0 [ 1877.257311] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1877.258312] ? wait_for_completion+0x270/0x270 [ 1877.259272] ? rcu_read_lock_any_held+0x75/0xa0 [ 1877.260222] ? vfs_write+0x354/0xa30 [ 1877.260993] ? fput_many+0x2f/0x1a0 [ 1877.261748] ? ksys_write+0x1a9/0x260 [ 1877.262549] __x64_sys_sendmmsg+0x99/0x100 [ 1877.263428] do_syscall_64+0x33/0x40 [ 1877.264200] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1877.265264] RIP: 0033:0x7fc22ce06b19 [ 1877.266032] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1877.269828] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1877.271418] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1877.272888] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1877.274365] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1877.275838] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1877.277314] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:52:10 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {0x0, 0x0, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:52:10 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x5, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000500100000f000000000000000000000004000000000002000020000020000000def4655fdef4655f0100ffff53ef010001000000ddf4655f000000000000000001000000000000000b0000008000000018000000c20500002b02", 0x66, 0x402}, {&(0x7f0000010100)="000000000000000000000000e58ca12e13a240e2b1a22f8d07e8e55f010040", 0x1f, 0x4e0}, {&(0x7f0000010300)="030000000400000005", 0x9, 0x800}, {0x0, 0x0, 0x1000000000c00}, {&(0x7f0000010d00)="ed41000000040000ddf4655fdef4655fdef4655f000000000000040020", 0x1d, 0x1480}], 0x800005, &(0x7f0000012b00)=ANY=[]) mount(&(0x7f0000000040)=@md0, &(0x7f0000000080)='./file0/file0\x00', &(0x7f00000000c0)='logfs\x00', 0x40, &(0x7f0000000140)='ext4\x00') [ 1877.413255] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:52:11 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x0, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1877.472641] Process accounting resumed 14:52:11 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 29) [ 1877.574367] FAULT_INJECTION: forcing a failure. [ 1877.574367] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1877.577047] CPU: 0 PID: 10317 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1877.578460] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1877.580166] Call Trace: [ 1877.580709] dump_stack+0x107/0x167 [ 1877.581469] should_fail.cold+0x5/0xa [ 1877.582259] _copy_from_user+0x2e/0x1b0 [ 1877.583119] __copy_msghdr_from_user+0x91/0x4b0 [ 1877.584075] ? __ia32_sys_shutdown+0x80/0x80 [ 1877.584972] ? unix_stream_recvmsg+0xf0/0xf0 [ 1877.585878] ? sock_sendmsg+0x55/0x190 [ 1877.586677] sendmsg_copy_msghdr+0xa1/0x160 [ 1877.587567] ? do_recvmmsg+0x6d0/0x6d0 [ 1877.588360] ? __lock_acquire+0x1657/0x5b00 [ 1877.589255] ___sys_sendmsg+0xc6/0x170 [ 1877.590041] ? sendmsg_copy_msghdr+0x160/0x160 [ 1877.590983] ? vmacache_find+0x55/0x2a0 [ 1877.591831] ? find_held_lock+0x2c/0x110 [ 1877.592669] ? __might_fault+0xd3/0x180 [ 1877.593476] ? lock_downgrade+0x6d0/0x6d0 [ 1877.594322] ? asm_exc_page_fault+0x1e/0x30 [ 1877.595220] __sys_sendmmsg+0x195/0x470 [ 1877.596036] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1877.596907] ? lock_downgrade+0x6d0/0x6d0 [ 1877.597774] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1877.598749] ? wait_for_completion+0x270/0x270 [ 1877.599692] ? rcu_read_lock_any_held+0x75/0xa0 [ 1877.600628] ? vfs_write+0x354/0xa30 [ 1877.601394] ? fput_many+0x2f/0x1a0 [ 1877.602129] ? ksys_write+0x1a9/0x260 [ 1877.602917] __x64_sys_sendmmsg+0x99/0x100 [ 1877.603797] do_syscall_64+0x33/0x40 [ 1877.604561] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1877.605593] RIP: 0033:0x7fc22ce06b19 [ 1877.606361] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1877.610084] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1877.611673] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1877.613111] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1877.614545] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1877.615994] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1877.617430] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1877.632290] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1877.659356] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 1877.671397] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1893.592052] kmemleak: 8 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:52:34 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 30) 14:52:34 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) syz_mount_image$vfat(&(0x7f00000014c0), &(0x7f0000000040)='./file0\x00', 0x0, 0x2, &(0x7f0000000080)=[{&(0x7f0000010000)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {0x0, 0x0, 0x1800}], 0x0, &(0x7f0000000180)=ANY=[@ANYRESOCT=r0]) 14:52:34 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:52:34 executing program 7: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x200001, 0x0) ioctl$FITRIM(r0, 0xc0185879, &(0x7f00000000c0)={0x6, 0x3, 0x7fffffff}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e21, @multicast1}, 0x10) connect$inet(r0, &(0x7f0000000100)={0x2, 0x4e22, @broadcast}, 0x10) connect$inet(r1, &(0x7f0000000140)={0x2, 0x4e21, @local}, 0x10) openat$null(0xffffffffffffff9c, &(0x7f0000000040), 0x80800, 0x0) fallocate(r1, 0x0, 0x3fffc000000000, 0xc000) getsockopt$sock_buf(0xffffffffffffffff, 0x1, 0x1c, 0x0, &(0x7f0000000180)) ioctl$FS_IOC_FSSETXATTR(r1, 0x40086602, &(0x7f0000000000)={0x800005, 0xffffffff, 0x8000, 0x2, 0xfffffffb}) unshare(0x48020200) 14:52:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 16) 14:52:34 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x12, r0, 0x0) r1 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, r1) pkey_mprotect(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x2000000, r1) r2 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, r2) r3 = pkey_alloc(0x0, 0x3) pkey_mprotect(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x2000000, r3) syz_mount_image$vfat(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="eb58906d6b66732e66617400020820000400008000f80000200040000300000000000000010000000000000002", 0x2d}, {&(0x7f0000000180)="f8ffff1000000a0ff8ffff0f", 0xc, 0x4000}, {&(0x7f0000000280)="53595a4b414c4c45522020080000eb80325132510000eb80325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100089eb70325132510000eb70325103000000000041660069006c00650031000f00100000ffffffffffffffffffff0000ffffffff46494c4531", 0x85, 0x4800}], 0x0, &(0x7f0000011300)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0) r5 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) creat(&(0x7f00000001c0)='./file0\x00', 0x0) copy_file_range(r5, 0x0, r4, 0x0, 0x200f5ef, 0x0) 14:52:34 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {0x0, 0x0, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:52:34 executing program 3: symlink(&(0x7f00000004c0)='./file1\x00', &(0x7f0000000500)='./file0\x00') r0 = creat(&(0x7f0000000040)='./file0\x00', 0x8) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0), 0x400042, 0x0) renameat2(r0, &(0x7f0000000080)='./file1\x00', r1, &(0x7f00000001c0)='./file0\x00', 0x0) lsetxattr$trusted_overlay_upper(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140), 0x0, 0x0, 0x0) recvmsg$unix(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000340)=[{&(0x7f0000000240)=""/98, 0x62}, {&(0x7f00000002c0)=""/94, 0x5e}], 0x2, &(0x7f0000000380)=ANY=[@ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000024000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="0000000014000000000000000100000001000000", @ANYRES32, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYBLOB="14000000000000000100000001000000", @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="002f00001c000000fba600000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000014000000000000000100000001000000", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00'], 0xe8}, 0x40000122) lchown(&(0x7f0000000200)='./file1\x00', r2, 0xffffffffffffffff) rename(&(0x7f0000000180)='./file1\x00', &(0x7f0000000000)='./file0\x00') r3 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000005c0), 0x4000, 0x0) mount$9p_fd(0x0, &(0x7f0000000540)='./file0\x00', &(0x7f0000000580), 0x2c010, &(0x7f0000000600)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r3}, 0x2c, {[{@access_user}, {@privport}, {@cache_fscache}, {@afid={'afid', 0x3d, 0x7000000000000000}}, {@noextend}, {@version_9p2000}, {}, {@version_L}, {@version_9p2000}, {@cache_fscache}], [{@uid_gt={'uid>', 0xffffffffffffffff}}, {@appraise}, {@fscontext={'fscontext', 0x3d, 'unconfined_u'}}, {@dont_hash}]}}) [ 1901.121417] FAULT_INJECTION: forcing a failure. [ 1901.121417] name failslab, interval 1, probability 0, space 0, times 0 [ 1901.123822] CPU: 0 PID: 10336 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1901.125246] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1901.126893] Call Trace: [ 1901.127450] dump_stack+0x107/0x167 [ 1901.128175] should_fail.cold+0x5/0xa [ 1901.128958] ? create_object.isra.0+0x3a/0xa20 [ 1901.129869] should_failslab+0x5/0x20 [ 1901.130644] kmem_cache_alloc+0x5b/0x360 [ 1901.131475] ? find_held_lock+0x2c/0x110 [ 1901.132318] create_object.isra.0+0x3a/0xa20 [ 1901.133202] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 1901.134254] kmem_cache_alloc+0x159/0x360 [ 1901.135097] alloc_vfsmnt+0x23/0x680 [ 1901.135877] clone_mnt+0x6c/0xce0 [ 1901.136601] copy_tree+0x3b0/0xa60 [ 1901.137348] copy_mnt_ns+0x144/0xa00 [ 1901.138109] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1901.139097] ? kmem_cache_alloc+0x2b4/0x360 [ 1901.140003] create_new_namespaces+0xd6/0xb20 [ 1901.140635] FAULT_INJECTION: forcing a failure. [ 1901.140635] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1901.140933] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1901.140963] ksys_unshare+0x449/0x8a0 [ 1901.145048] ? unshare_fd+0x1c0/0x1c0 [ 1901.145837] ? ksys_write+0x1a9/0x260 [ 1901.146640] __x64_sys_unshare+0x2d/0x40 [ 1901.147478] do_syscall_64+0x33/0x40 [ 1901.148257] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1901.149280] RIP: 0033:0x7fd87e9ecb19 [ 1901.150048] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1901.153734] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1901.155297] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1901.156750] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1901.158194] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1901.159647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1901.161088] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1901.162564] CPU: 1 PID: 10348 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1901.164000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1901.165710] Call Trace: [ 1901.166255] dump_stack+0x107/0x167 [ 1901.166999] should_fail.cold+0x5/0xa [ 1901.167806] _copy_from_user+0x2e/0x1b0 [ 1901.168624] __copy_msghdr_from_user+0x91/0x4b0 [ 1901.169578] ? __ia32_sys_shutdown+0x80/0x80 [ 1901.170485] ? unix_stream_recvmsg+0xf0/0xf0 [ 1901.171388] ? sock_sendmsg+0x55/0x190 [ 1901.172413] sendmsg_copy_msghdr+0xa1/0x160 [ 1901.173527] ? do_recvmmsg+0x6d0/0x6d0 [ 1901.174537] ? __lock_acquire+0x1657/0x5b00 [ 1901.175703] ___sys_sendmsg+0xc6/0x170 [ 1901.176717] ? sendmsg_copy_msghdr+0x160/0x160 [ 1901.177897] ? vmacache_find+0x55/0x2a0 [ 1901.178932] ? find_held_lock+0x2c/0x110 [ 1901.179990] ? __might_fault+0xd3/0x180 [ 1901.180998] ? lock_downgrade+0x6d0/0x6d0 [ 1901.182049] ? asm_exc_page_fault+0x1e/0x30 [ 1901.183184] __sys_sendmmsg+0x195/0x470 [ 1901.184237] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1901.185327] ? lock_downgrade+0x6d0/0x6d0 [ 1901.186426] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1901.187662] ? wait_for_completion+0x270/0x270 [ 1901.188829] ? rcu_read_lock_any_held+0x75/0xa0 [ 1901.190001] ? vfs_write+0x354/0xa30 [ 1901.190968] ? fput_many+0x2f/0x1a0 [ 1901.191922] ? ksys_write+0x1a9/0x260 [ 1901.192922] __x64_sys_sendmmsg+0x99/0x100 [ 1901.194016] do_syscall_64+0x33/0x40 [ 1901.194970] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1901.196306] RIP: 0033:0x7fc22ce06b19 [ 1901.197267] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1901.201997] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1901.203872] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1901.205333] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1901.206786] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1901.208244] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1901.209694] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1901.235573] FAT-fs (loop0): Unrecognized mount option "00000000000000000000003" or missing value 14:52:34 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {0x0, 0x0, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 1901.301921] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1901.313707] FAT-fs (loop0): Unrecognized mount option "00000000000000000000003" or missing value [ 1901.353466] Process accounting resumed 14:52:35 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000001100), 0x5, 0x12840) connect$inet6(r1, &(0x7f0000001140)={0xa, 0x4e24, 0x8, @empty, 0x2}, 0x1c) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) pwrite64(r1, &(0x7f0000001e00)="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", 0x1000, 0xfffffffffffffffe) listen(r0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/fib_trie\x00') preadv(r2, &(0x7f0000000580)=[{&(0x7f00000000c0)=""/213, 0xd5}, {&(0x7f0000000600)=""/229, 0xe5}, {&(0x7f00000001c0)=""/100, 0x64}], 0x3, 0xfc, 0x0) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x4e20, 0x4, @private0}, 0x1c) poll(&(0x7f0000000080)=[{}], 0x1, 0xfffffffc) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/power/resume_offset', 0x0, 0x0) poll(&(0x7f0000000080)=[{}], 0x1, 0xfffffffc) r4 = dup2(r0, r3) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000001080)='/proc/partitions\x00', 0x0, 0x0) bind$inet6(r4, &(0x7f00000010c0)={0xa, 0x4e22, 0x4c, @dev={0xfe, 0x80, '\x00', 0x28}, 0x6}, 0x1c) pread64(r5, &(0x7f0000000040)=""/4117, 0x1015, 0x120000) 14:52:35 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 31) 14:52:35 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:52:35 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 17) [ 1901.582836] FAULT_INJECTION: forcing a failure. [ 1901.582836] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1901.584895] CPU: 0 PID: 10370 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1901.585929] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1901.587232] Call Trace: [ 1901.587664] dump_stack+0x107/0x167 [ 1901.588215] should_fail.cold+0x5/0xa [ 1901.588805] _copy_from_user+0x2e/0x1b0 [ 1901.589616] __copy_msghdr_from_user+0x91/0x4b0 [ 1901.590330] ? __ia32_sys_shutdown+0x80/0x80 [ 1901.590981] ? unix_stream_recvmsg+0xf0/0xf0 [ 1901.591710] ? sock_sendmsg+0x55/0x190 [ 1901.592299] sendmsg_copy_msghdr+0xa1/0x160 [ 1901.592946] ? do_recvmmsg+0x6d0/0x6d0 [ 1901.593519] ? __lock_acquire+0x1657/0x5b00 [ 1901.594194] ___sys_sendmsg+0xc6/0x170 [ 1901.594776] ? sendmsg_copy_msghdr+0x160/0x160 [ 1901.595514] ? vmacache_find+0x55/0x2a0 [ 1901.596148] ? find_held_lock+0x2c/0x110 [ 1901.596779] ? __might_fault+0xd3/0x180 [ 1901.597361] ? lock_downgrade+0x6d0/0x6d0 [ 1901.597979] ? asm_exc_page_fault+0x1e/0x30 [ 1901.598638] __sys_sendmmsg+0x195/0x470 [ 1901.599261] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1901.599911] ? lock_downgrade+0x6d0/0x6d0 [ 1901.600596] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1901.601371] ? wait_for_completion+0x270/0x270 [ 1901.602055] ? rcu_read_lock_any_held+0x75/0xa0 [ 1901.602782] ? vfs_write+0x354/0xa30 [ 1901.603337] ? fput_many+0x2f/0x1a0 [ 1901.603917] ? ksys_write+0x1a9/0x260 [ 1901.604492] __x64_sys_sendmmsg+0x99/0x100 [ 1901.605139] do_syscall_64+0x33/0x40 [ 1901.605701] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1901.606498] RIP: 0033:0x7fc22ce06b19 [ 1901.607046] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1901.609883] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1901.611097] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1901.612211] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1901.613314] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1901.614430] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1901.615551] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:52:35 executing program 0: mmap$IORING_OFF_SQES(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x8, 0x12, 0xffffffffffffffff, 0x10000000) syz_mount_image$ext4(0x0, &(0x7f0000001880)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) chmod(&(0x7f0000000040)='./file0\x00', 0xc3a45a9b1f066f3c) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./file0/file0\x00', 0x0) rename(&(0x7f00000003c0)='./file0/file0\x00', &(0x7f0000000400)='./file0/file0\x00') accept4$inet(0xffffffffffffffff, &(0x7f0000000080)={0x2, 0x0, @loopback}, &(0x7f00000000c0)=0x10, 0x80800) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) writev(r0, &(0x7f0000001740)=[{&(0x7f00000018c0)="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", 0x1006}, {&(0x7f0000000100)="be2795bdfa55eeebf58476e0711c440fece1796119799f7bc002303bd090d2b9abbe57faa903ec08eeb810677b9f20003cf02d7a598e3684fb43b32aaf2fb0fc3eeecb760ed64df3976816a9779e4a37dcbbf6ccecd1028a61182c9893b45195191410ca13c55c3cec9292", 0x6b}, {&(0x7f0000000180)="c8e89e0f82746036754cc52a817e27129132486f84b1086231498f3370d618a319040ebe71525c5a5c83eb3775d5030f1c82198d50bd69482afe52cd54c39dd4dca40f234938b7fd6288106c2b30accee111b288f36641255b1184ee586a614c24154ee3377fe2071708", 0x6a}, {&(0x7f0000000200)="3e05f4f23fe675827220700c1d8dc92b1b58903e472dd613bf6e6c026b4d8348ce585a272682dfb86d75efd89bddec2bc23990d763c5139a20c71a5dd8d2285f80d3aceed68cac33a26a86a5ef111bfc57d0857d38ad258bc9c06ac196d6ada240bddc7d22b1910253b191879e3de520dddde5efed6b5bd33b26a6e8c79fdb5d306f5446637c7d147282fce740d53751d06395a206ae2cd0f3cbb0d33d5f1456b25bcdc78afbe1690262ea533aa4220bfbb6be2200f80f428d8dc97c66ba76ebac25c6de3754c6d8f3746416f50691b440aeeaf95b9c3ad97505f04b872147c3cf7566", 0xe3}, {&(0x7f0000000300)="a1955fed144c3303f9b660c8fd38b08452fff65cb6ab67b7579ba009ef28d6107dfca28c78ea77", 0x33}, {&(0x7f0000000480)="5d17efa885531816942658ad36b5a26b97b53d5cab932aa7aa6d31bfecf24cf69eeb1ec89daa97f845dfb6eab336bee4a7b103f41b721cd9e730a2d83d417cb0b90aa9c8fed1598c91ceb64be46f126d9376622a7f97e39d23292b6717d7", 0x5e}, {&(0x7f0000001480)="7da2b16b51a87dd79eb04de6e13b4941472b51ad150118ce901492dd4b15bbce4cb4633344f6df2deb2277a74305732161354e4ec406267af6b8b9c1f6707bd1517ccd037a295cc391986f4e7e574cba2a67ba61eec3865163dbbc14cfd120634a6ffdbaf24b92c5c577ee780e322a47f5ff7f1270ad05ec3b612d3819b4088c3a3e4f37bfa916f5956260125e8577de735a308020080308588eff3b9a272db34322f3379482d059fce9fcd6ae2826626c3371c113a4d57fdd505700030966096b92e16ccfdc635ea7d0b9d0581e7ca36dcd307b269dfe3a6b3ac76ea28e2845f3d619", 0xe3}, {&(0x7f0000001580)="9bbbef48aacc4f25bab6aefce9ae7353cbac01dad4d8ae9b2dc623b5a95756aaa30b8f2b97b59a2040f13da5c8334b0916f3c6764b2bd30dfd83d11f8f16c1af22e0e9eded6406ab968f7b3b8af0df779849b4911289c33f5d44a7de6dfb7350cfe7e4b84e906f99b039adcf9e7f957d7c0d541837ac349f352aa01a5526bcc2ffacf74ca35cef2c0190b791d2793807be14c1acb7c3af5f038ddc98062d3f41a0d09d0e9e8d4c6f6664", 0xaa}, {&(0x7f0000001640)="4b1929ab78e0e89c053569802e9c955a288f639691d2d4f5b9b286d4527a215948fd6c7645bd13de02676269d54c668f0dfcec1ada7028d77847c7d9dc6f0442080e643c5073f403bdc90f7f44a0a57eb4cd26935af017a17fc53d2f32341cac29c1fa4c2834d9bf5d1eae82d2a656823cc789e8f105af11897b1933e20380613d81fd54113d4f188a0191bf2b10054372cb444ff5a9b02a82e9b7b4ae86c63a01329a965283c12b2fe1b765a13843395b496c0867000075829b31d2d4a6d15e04df1173f9134ccf", 0xfffffffffffffc90}], 0x9) [ 1901.663869] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1901.858690] FAULT_INJECTION: forcing a failure. [ 1901.858690] name failslab, interval 1, probability 0, space 0, times 0 [ 1901.860999] CPU: 0 PID: 10384 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1901.862399] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1901.864075] Call Trace: [ 1901.864636] dump_stack+0x107/0x167 [ 1901.865380] should_fail.cold+0x5/0xa [ 1901.866190] should_failslab+0x5/0x20 [ 1901.866968] __kmalloc_track_caller+0x79/0x3c0 [ 1901.867948] ? kstrdup_const+0x53/0x80 [ 1901.868754] kstrdup+0x36/0x70 [ 1901.869435] kstrdup_const+0x53/0x80 [ 1901.870197] alloc_vfsmnt+0xb5/0x680 [ 1901.870971] clone_mnt+0x6c/0xce0 [ 1901.871697] copy_tree+0x3b0/0xa60 [ 1901.872459] copy_mnt_ns+0x144/0xa00 [ 1901.873232] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1901.874237] ? kmem_cache_alloc+0x2b4/0x360 [ 1901.875150] create_new_namespaces+0xd6/0xb20 [ 1901.876105] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1901.877108] ksys_unshare+0x449/0x8a0 [ 1901.877886] ? unshare_fd+0x1c0/0x1c0 [ 1901.878673] ? ksys_write+0x1a9/0x260 [ 1901.879458] __x64_sys_unshare+0x2d/0x40 [ 1901.880291] do_syscall_64+0x33/0x40 [ 1901.881035] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1901.882083] RIP: 0033:0x7fd87e9ecb19 [ 1901.882824] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1901.886581] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1901.888140] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1901.889609] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1901.891073] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1901.892538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1901.893991] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1901.922805] Process accounting resumed [ 1916.457169] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:52:58 executing program 3: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:52:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 18) [ 1924.975101] audit: type=1400 audit(1671115978.596:110): avc: denied { associate } for pid=10398 comm="syz-executor.0" name="nvram" dev="devtmpfs" ino=99 scontext=system_u:object_r:syslogd_var_lib_t:s0 tcontext=system_u:object_r:device_t:s0 tclass=filesystem permissive=1 14:52:58 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300), 0x0, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:52:58 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 32) 14:52:58 executing program 7: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000002740), 0xffffffffffffffff) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'syz_tun\x00', 0x0}) sendmsg$ETHTOOL_MSG_EEE_SET(r0, &(0x7f0000002800)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)={0x34, r1, 0x1, 0x0, 0x0, {0x17}, [@ETHTOOL_A_EEE_HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syz_tun\x00'}]}]}, 0x34}}, 0x0) perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r4 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/ipc\x00') ioctl$NS_GET_OWNER_UID(r4, 0xb704, &(0x7f0000000000)) 14:52:58 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(0x0, &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:52:58 executing program 6: r0 = socket$unix(0x1, 0x5, 0x0) setsockopt$SO_TIMESTAMP(r0, 0x1, 0x1d, &(0x7f0000001140), 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$FS_IOC_RESVSP(r1, 0x40305828, &(0x7f0000000000)={0x0, 0x3, 0x100000000, 0xfffffffffffffff7}) 14:52:58 executing program 0: r0 = fcntl$getown(0xffffffffffffffff, 0x9) setpriority(0x1, r0, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r0, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) perf_event_open(&(0x7f0000000180)={0x5, 0x80, 0x3, 0x1, 0x23, 0x1, 0x0, 0x6, 0x7270b4f5e0f65f69, 0x8, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xdf80, 0x0, @perf_bp={&(0x7f0000000040), 0xa}, 0x810, 0x6, 0x8001, 0x9, 0x6, 0x7e252324, 0xffff, 0x0, 0x4, 0x0, 0xf8000}, r0, 0xe, 0xffffffffffffffff, 0x8) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x200001, 0xb9) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ftruncate(r1, 0x1000003) ioctl$FS_IOC_FSSETXATTR(r1, 0x40086602, &(0x7f0000000000)) write$binfmt_elf64(r1, &(0x7f00000001c0)=ANY=[], 0xfdef) r2 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r3 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fcntl$getown(r3, 0x9) ioctl$PERF_EVENT_IOC_PERIOD(r3, 0x40082404, &(0x7f0000000100)=0x3) fsetxattr$security_selinux(r2, &(0x7f0000000000), &(0x7f0000000080)='system_u:object_r:syslogd_var_lib_t:s0\x00', 0x27, 0x0) ioctl$RTC_WKALM_SET(r2, 0x4028700f, &(0x7f00000000c0)={0x1, 0x3, {0x24, 0x24, 0x2, 0x3, 0x2, 0xfe2d, 0x0, 0x134, 0x1}}) unshare(0x48020200) [ 1925.039694] FAULT_INJECTION: forcing a failure. [ 1925.039694] name failslab, interval 1, probability 0, space 0, times 0 [ 1925.041984] CPU: 1 PID: 10399 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1925.043369] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1925.045051] Call Trace: [ 1925.045591] dump_stack+0x107/0x167 [ 1925.046330] should_fail.cold+0x5/0xa [ 1925.047099] ? create_object.isra.0+0x3a/0xa20 [ 1925.048031] should_failslab+0x5/0x20 [ 1925.048808] kmem_cache_alloc+0x5b/0x360 [ 1925.049627] create_object.isra.0+0x3a/0xa20 [ 1925.050512] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 1925.051533] __kmalloc_track_caller+0x177/0x3c0 [ 1925.052327] FAULT_INJECTION: forcing a failure. [ 1925.052327] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1925.052474] ? kstrdup_const+0x53/0x80 [ 1925.052501] kstrdup+0x36/0x70 [ 1925.056378] kstrdup_const+0x53/0x80 [ 1925.057129] alloc_vfsmnt+0xb5/0x680 [ 1925.057877] clone_mnt+0x6c/0xce0 [ 1925.058720] copy_tree+0x3b0/0xa60 [ 1925.059482] copy_mnt_ns+0x144/0xa00 [ 1925.060270] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1925.061256] ? kmem_cache_alloc+0x2b4/0x360 [ 1925.062164] create_new_namespaces+0xd6/0xb20 [ 1925.063105] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1925.064142] ksys_unshare+0x449/0x8a0 [ 1925.064939] ? unshare_fd+0x1c0/0x1c0 [ 1925.065731] ? ksys_write+0x1a9/0x260 [ 1925.066537] __x64_sys_unshare+0x2d/0x40 [ 1925.067364] do_syscall_64+0x33/0x40 [ 1925.068141] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1925.069182] RIP: 0033:0x7fd87e9ecb19 [ 1925.069949] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1925.073691] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1925.075235] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1925.076691] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1925.078135] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1925.079584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1925.081036] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1925.082519] CPU: 0 PID: 10410 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1925.084027] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1925.085828] Call Trace: [ 1925.086406] dump_stack+0x107/0x167 [ 1925.087192] should_fail.cold+0x5/0xa [ 1925.088034] _copy_from_user+0x2e/0x1b0 [ 1925.088909] __copy_msghdr_from_user+0x91/0x4b0 [ 1925.089927] ? __ia32_sys_shutdown+0x80/0x80 [ 1925.090885] ? unix_stream_recvmsg+0xf0/0xf0 [ 1925.091845] ? sock_sendmsg+0x55/0x190 [ 1925.092640] sendmsg_copy_msghdr+0xa1/0x160 [ 1925.093509] ? do_recvmmsg+0x6d0/0x6d0 [ 1925.094300] ? __lock_acquire+0x1657/0x5b00 [ 1925.095187] ___sys_sendmsg+0xc6/0x170 [ 1925.095988] ? sendmsg_copy_msghdr+0x160/0x160 [ 1925.096909] ? vmacache_find+0x55/0x2a0 [ 1925.097727] ? find_held_lock+0x2c/0x110 [ 1925.098554] ? __might_fault+0xd3/0x180 [ 1925.099356] ? lock_downgrade+0x6d0/0x6d0 [ 1925.100199] ? asm_exc_page_fault+0x1e/0x30 [ 1925.101091] __sys_sendmmsg+0x195/0x470 [ 1925.101897] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1925.102766] ? lock_downgrade+0x6d0/0x6d0 [ 1925.103625] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1925.104609] ? wait_for_completion+0x270/0x270 [ 1925.105531] ? rcu_read_lock_any_held+0x75/0xa0 [ 1925.106460] ? vfs_write+0x354/0xa30 [ 1925.107221] ? fput_many+0x2f/0x1a0 [ 1925.107971] ? ksys_write+0x1a9/0x260 [ 1925.108754] __x64_sys_sendmmsg+0x99/0x100 [ 1925.109610] do_syscall_64+0x33/0x40 [ 1925.110363] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1925.111383] RIP: 0033:0x7fc22ce06b19 [ 1925.112145] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1925.115848] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1925.117359] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1925.118767] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1925.120228] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1925.121656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1925.123083] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1925.125408] Process accounting resumed [ 1925.140490] FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1925.155316] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:52:58 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 19) 14:52:58 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x7c9ec2, 0x25) ioctl$FIONCLEX(r0, 0x5450) 14:52:58 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300), 0x0, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:52:58 executing program 7: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00!\x00\x00\x00', @ANYRES32=0xee01, @ANYBLOB="0800180008000000"], 0x24}}, 0x0) 14:52:58 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:52:58 executing program 3: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = openat(0xffffffffffffff9c, 0x0, 0x0, 0xf0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x10, r1, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r1, 0x6611) connect$inet6(r1, &(0x7f0000000140)={0xa, 0x4e21, 0x6, @empty, 0x3}, 0x1c) connect$inet6(r0, &(0x7f0000000600)={0xa, 0x0, 0x0, @dev, 0x1}, 0x1c) ioctl$SG_GET_RESERVED_SIZE(0xffffffffffffffff, 0x2272, 0x0) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) openat(r2, &(0x7f0000000040)='./file0\x00', 0x0, 0x184) setsockopt$inet6_udp_int(r0, 0x11, 0xa, &(0x7f0000000080)=0xfffffc00, 0x4) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x13, 0xffffffffffffffff, 0x0) ioctl$F2FS_IOC_GET_FEATURES(0xffffffffffffffff, 0x8004f50c, &(0x7f0000000100)) connect$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @multicast1}}, 0x1c) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x2, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000000000)) sendmmsg$inet6(r0, &(0x7f0000004d00), 0x40000000000012c, 0x4000850) [ 1925.346345] FAULT_INJECTION: forcing a failure. [ 1925.346345] name failslab, interval 1, probability 0, space 0, times 0 [ 1925.348721] CPU: 0 PID: 10424 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1925.350135] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1925.351818] Call Trace: [ 1925.352361] dump_stack+0x107/0x167 [ 1925.353103] should_fail.cold+0x5/0xa [ 1925.353885] ? create_object.isra.0+0x3a/0xa20 [ 1925.354806] should_failslab+0x5/0x20 [ 1925.355576] kmem_cache_alloc+0x5b/0x360 [ 1925.356413] create_object.isra.0+0x3a/0xa20 [ 1925.357314] kmemleak_alloc_percpu+0xa0/0x100 [ 1925.358241] pcpu_alloc+0x4e2/0x12f0 [ 1925.359018] alloc_vfsmnt+0xfd/0x680 [ 1925.359795] clone_mnt+0x6c/0xce0 [ 1925.360507] copy_tree+0x3b0/0xa60 [ 1925.361244] copy_mnt_ns+0x144/0xa00 [ 1925.362001] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1925.362974] ? kmem_cache_alloc+0x2b4/0x360 [ 1925.363861] create_new_namespaces+0xd6/0xb20 [ 1925.364792] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1925.365796] ksys_unshare+0x449/0x8a0 [ 1925.366562] ? unshare_fd+0x1c0/0x1c0 [ 1925.367340] ? ksys_write+0x1a9/0x260 [ 1925.368137] __x64_sys_unshare+0x2d/0x40 [ 1925.368963] do_syscall_64+0x33/0x40 [ 1925.369718] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1925.370757] RIP: 0033:0x7fd87e9ecb19 [ 1925.371509] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1925.375259] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1925.376810] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1925.378255] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1925.379705] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1925.381161] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1925.382610] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:52:59 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 33) 14:52:59 executing program 6: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) getsockopt$IP_SET_OP_VERSION(0xffffffffffffffff, 0x1, 0x13, 0x0, 0x0) getsockopt$sock_int(r0, 0x1, 0x0, 0x0, &(0x7f0000000080)) pipe(&(0x7f0000000040)={0xffffffffffffffff}) sendmsg$DEVLINK_CMD_SB_POOL_SET(r1, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={0xffffffffffffffff}, 0x1, 0x0, 0x0, 0x4}, 0x10) r2 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000140)={0xa, 0x0, 0x0, @private0, 0x7b}, 0x1c) connect$inet6(0xffffffffffffffff, 0x0, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000180)={0xa, 0x4e22, 0xa44e, @mcast2, 0x1}, 0x1c) connect$inet6(r2, &(0x7f0000000540)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r2, &(0x7f0000004d00), 0x2f, 0x20040000) [ 1925.463473] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1925.513868] FAULT_INJECTION: forcing a failure. [ 1925.513868] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1925.516511] CPU: 0 PID: 10438 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1925.517920] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1925.519592] Call Trace: [ 1925.520154] dump_stack+0x107/0x167 [ 1925.520903] should_fail.cold+0x5/0xa [ 1925.521679] _copy_from_user+0x2e/0x1b0 [ 1925.522487] __copy_msghdr_from_user+0x91/0x4b0 [ 1925.523426] ? __ia32_sys_shutdown+0x80/0x80 [ 1925.524332] ? unix_stream_recvmsg+0xf0/0xf0 [ 1925.525229] ? sock_sendmsg+0x55/0x190 [ 1925.526019] sendmsg_copy_msghdr+0xa1/0x160 [ 1925.526868] ? do_recvmmsg+0x6d0/0x6d0 [ 1925.527659] ? __lock_acquire+0x1657/0x5b00 [ 1925.528550] ___sys_sendmsg+0xc6/0x170 [ 1925.529335] ? sendmsg_copy_msghdr+0x160/0x160 [ 1925.530249] ? vmacache_find+0x55/0x2a0 [ 1925.531067] ? find_held_lock+0x2c/0x110 [ 1925.531917] ? __might_fault+0xd3/0x180 [ 1925.532723] ? lock_downgrade+0x6d0/0x6d0 [ 1925.533556] ? asm_exc_page_fault+0x1e/0x30 [ 1925.534440] __sys_sendmmsg+0x195/0x470 [ 1925.535241] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1925.536116] ? lock_downgrade+0x6d0/0x6d0 [ 1925.536962] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1925.537931] ? wait_for_completion+0x270/0x270 [ 1925.538838] ? rcu_read_lock_any_held+0x75/0xa0 [ 1925.539802] ? vfs_write+0x354/0xa30 [ 1925.540553] ? fput_many+0x2f/0x1a0 [ 1925.541280] ? ksys_write+0x1a9/0x260 [ 1925.542051] __x64_sys_sendmmsg+0x99/0x100 [ 1925.542902] do_syscall_64+0x33/0x40 [ 1925.543646] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1925.544677] RIP: 0033:0x7fc22ce06b19 [ 1925.545422] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1925.549100] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1925.550618] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1925.552056] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1925.553476] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1925.554894] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1925.556325] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1925.683964] Process accounting resumed [ 1938.895370] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:53:27 executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105142, 0x0) perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) sendfile(r0, r1, &(0x7f0000000000)=0x1, 0x7ff) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) mount$9p_fd(0x0, &(0x7f0000000040)='./file1\x00', &(0x7f00000000c0), 0x0, &(0x7f00000004c0)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r3}, 0x2c, {[{@noextend}]}}) 14:53:27 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) pwritev(r0, &(0x7f0000001140)=[{&(0x7f0000000080)="f2c0b00a0a73e255b2c66a3b572734f9f2960489bcfd1baa89d409e4b00ba17439ba84201bd4ee5ec6fa3255c411066d8d4158cb9c5c939f34cece2183a114d70870", 0x42}, {&(0x7f0000000140)="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", 0xfc0}], 0x2, 0xfff, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x401c5820, &(0x7f0000000000)={0x8020}) close(r0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$BTRFS_IOC_BALANCE(r1, 0x5000940c, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0) ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000040)) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendfile(r3, r0, 0x0, 0x2) 14:53:27 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 34) 14:53:27 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:53:27 executing program 3: sendmsg$BATADV_CMD_GET_DAT_CACHE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x40, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {}, [@BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5}, @BATADV_ATTR_HARD_IFINDEX={0x8}, @BATADV_ATTR_BRIDGE_LOOP_AVOIDANCE_ENABLED={0x5, 0x2e, 0x1}, @BATADV_ATTR_ORIG_ADDRESS={0xa, 0x9, @remote}, @BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED={0x5}]}, 0x40}, 0x1, 0x0, 0x0, 0x41}, 0x880) add_key(&(0x7f0000000180)='asymmetric\x00', 0x0, &(0x7f0000000200)="30da", 0xfffff, 0xfffffffffffffffe) 14:53:27 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 20) 14:53:27 executing program 7: syz_io_uring_submit(0x0, 0x0, &(0x7f00000000c0)=@IORING_OP_WRITE={0x17, 0x0, 0x0, @fd_index=0x7, 0x0, &(0x7f0000000000)="1ca81799f3c69601b342f2e40647c1e19c86cf6c4f7705c443b15e452cfc", 0x1e, 0x1f}, 0x8) getsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000100), &(0x7f0000000140)=0xc) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000180)={0x1f, 0x0, @none, 0x22, 0x2}, 0xe) ioctl$SNAPSHOT_S2RAM(0xffffffffffffffff, 0x330b) sendmsg$SEG6_CMD_GET_TUNSRC(0xffffffffffffffff, 0x0, 0x59) socketpair(0xa, 0x3, 0x16, &(0x7f00000003c0)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_PROTOVER(0xffffffffffffffff, 0xc0189372, &(0x7f0000000600)=ANY=[@ANYBLOB="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", @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00']) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) r2 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r1, 0x29, 0x1c, &(0x7f0000000080)={@remote, r3}, 0x14) syz_io_uring_setup(0x2f73, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x2, 0x17e}, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000540), &(0x7f0000000580)) ioctl$RTC_UIE_ON(0xffffffffffffffff, 0x7003) r4 = creat(&(0x7f0000000340)='./file0\x00', 0x1d0) ioctl$FITRIM(r4, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) ioctl$RTC_AIE_ON(r4, 0x7001) ioctl$SG_GET_SG_TABLESIZE(0xffffffffffffffff, 0x227f, &(0x7f00000005c0)) sendmsg$TEAM_CMD_NOOP(0xffffffffffffffff, 0x0, 0x40001) [ 1953.967554] FAULT_INJECTION: forcing a failure. [ 1953.967554] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1953.969309] CPU: 1 PID: 10455 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1953.970190] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1953.971239] Call Trace: [ 1953.971592] dump_stack+0x107/0x167 [ 1953.972058] should_fail.cold+0x5/0xa [ 1953.972550] _copy_from_user+0x2e/0x1b0 [ 1953.973052] __copy_msghdr_from_user+0x91/0x4b0 [ 1953.973625] ? __ia32_sys_shutdown+0x80/0x80 [ 1953.974221] ? unix_stream_recvmsg+0xf0/0xf0 [ 1953.974801] ? sock_sendmsg+0x55/0x190 [ 1953.975316] sendmsg_copy_msghdr+0xa1/0x160 [ 1953.975887] ? do_recvmmsg+0x6d0/0x6d0 [ 1953.976404] ? __lock_acquire+0x1657/0x5b00 [ 1953.976975] ___sys_sendmsg+0xc6/0x170 [ 1953.977486] ? sendmsg_copy_msghdr+0x160/0x160 [ 1953.978082] ? vmacache_find+0x55/0x2a0 [ 1953.978611] ? find_held_lock+0x2c/0x110 [ 1953.979145] ? __might_fault+0xd3/0x180 [ 1953.979666] ? lock_downgrade+0x6d0/0x6d0 [ 1953.980209] ? asm_exc_page_fault+0x1e/0x30 [ 1953.980778] __sys_sendmmsg+0x195/0x470 [ 1953.981309] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1953.981878] ? lock_downgrade+0x6d0/0x6d0 [ 1953.982434] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1953.983073] ? wait_for_completion+0x270/0x270 [ 1953.983673] ? rcu_read_lock_any_held+0x75/0xa0 [ 1953.984295] ? vfs_write+0x354/0xa30 [ 1953.984785] ? fput_many+0x2f/0x1a0 [ 1953.985272] ? ksys_write+0x1a9/0x260 [ 1953.985775] __x64_sys_sendmmsg+0x99/0x100 [ 1953.986337] do_syscall_64+0x33/0x40 [ 1953.986821] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1953.987491] RIP: 0033:0x7fc22ce06b19 [ 1953.987981] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1953.990306] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1953.991300] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1953.992256] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1953.993219] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1953.994171] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1953.995064] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:53:27 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300), 0x0, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:53:27 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) ioctl$KDFONTOP_GET(0xffffffffffffffff, 0x4b72, 0x0) accept$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @local}, &(0x7f0000000080)=0x1c) sendmsg$inet6(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000540)=[{&(0x7f00000001c0)="cf", 0xfffffdef}], 0x1}, 0x10044001) ioctl$TCSETSF2(0xffffffffffffffff, 0x402c542d, &(0x7f0000000100)={0x1, 0x7fff, 0x5, 0x8af3, 0x20, "933689c62aedacef20f4a92d72b0f98abf5f49", 0x8, 0x7}) recvfrom$inet6(r0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 1954.063107] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1954.074425] FAULT_INJECTION: forcing a failure. [ 1954.074425] name failslab, interval 1, probability 0, space 0, times 0 [ 1954.075941] CPU: 1 PID: 10459 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1954.076833] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1954.077883] Call Trace: [ 1954.078227] dump_stack+0x107/0x167 [ 1954.078691] should_fail.cold+0x5/0xa [ 1954.079178] ? create_object.isra.0+0x3a/0xa20 [ 1954.079760] should_failslab+0x5/0x20 [ 1954.080252] kmem_cache_alloc+0x5b/0x360 [ 1954.080768] ? mark_held_locks+0x9e/0xe0 [ 1954.081294] create_object.isra.0+0x3a/0xa20 [ 1954.081860] kmemleak_alloc_percpu+0xa0/0x100 [ 1954.082430] pcpu_alloc+0x4e2/0x12f0 [ 1954.082898] alloc_vfsmnt+0xfd/0x680 [ 1954.083376] clone_mnt+0x6c/0xce0 [ 1954.083847] copy_tree+0x3b0/0xa60 [ 1954.084333] copy_mnt_ns+0x144/0xa00 [ 1954.084811] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1954.085421] ? kmem_cache_alloc+0x2b4/0x360 [ 1954.085980] create_new_namespaces+0xd6/0xb20 [ 1954.086549] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1954.087164] ksys_unshare+0x449/0x8a0 [ 1954.087644] ? unshare_fd+0x1c0/0x1c0 [ 1954.088115] ? ksys_write+0x1a9/0x260 [ 1954.088604] __x64_sys_unshare+0x2d/0x40 [ 1954.089126] do_syscall_64+0x33/0x40 [ 1954.089610] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1954.090258] RIP: 0033:0x7fd87e9ecb19 [ 1954.090727] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1954.093044] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1954.094011] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1954.094904] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1954.095808] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1954.096727] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1954.097640] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:53:27 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, 0x0, 0x44) r1 = syz_open_procfs(0x0, &(0x7f0000000900)='net/vlan/vlan0\x00') ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) perf_event_open(&(0x7f0000000000)={0x5, 0x80, 0x5b, 0x7, 0x45, 0x5, 0x0, 0x7, 0x20, 0xd, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x9, 0x4, @perf_bp={&(0x7f00000000c0), 0xd}, 0x8, 0x8, 0x2, 0x1, 0x0, 0x0, 0x89b, 0x0, 0x6, 0x0, 0x101}, 0x0, 0xe, r2, 0x8) bind$inet6(r2, &(0x7f0000000100)={0xa, 0x4e24, 0x7, @mcast2, 0x4b}, 0x1c) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) readv(r3, &(0x7f0000000540)=[{&(0x7f0000000140)=""/235, 0xeb}, {&(0x7f0000000240)=""/143, 0x8f}, {&(0x7f0000000300)=""/96, 0x60}, {&(0x7f0000000380)}, {&(0x7f00000003c0)=""/186, 0xba}, {&(0x7f0000000480)=""/133, 0x85}], 0x6) 14:53:27 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 35) 14:53:27 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc", 0x2e, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:53:27 executing program 7: syz_mount_image$ext4(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) setxattr$incfs_id(&(0x7f0000000140)='./file0\x00', &(0x7f00000001c0), &(0x7f0000000240), 0x20, 0x2) setxattr$security_selinux(&(0x7f0000000080)='./file0\x00', &(0x7f0000000040), &(0x7f00000000c0)='system_u:object_r:tmp_t:s0\x00', 0x7b, 0x0) r0 = creat(&(0x7f0000000200)='./file0\x00', 0x4) ioctl$FITRIM(r0, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) unlinkat(r0, &(0x7f0000000100)='./file0\x00', 0x0) [ 1954.212164] FAULT_INJECTION: forcing a failure. [ 1954.212164] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1954.213959] CPU: 1 PID: 10491 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1954.214799] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1954.215814] Call Trace: [ 1954.216136] dump_stack+0x107/0x167 [ 1954.216563] should_fail.cold+0x5/0xa [ 1954.217031] _copy_from_user+0x2e/0x1b0 [ 1954.217525] __copy_msghdr_from_user+0x91/0x4b0 [ 1954.218098] ? __ia32_sys_shutdown+0x80/0x80 [ 1954.218634] ? sock_sendmsg+0x107/0x190 [ 1954.219121] ? sock_sendmsg+0x55/0x190 [ 1954.219601] ? __sanitizer_cov_trace_pc+0x4/0x60 [ 1954.220198] ? sock_sendmsg+0x55/0x190 [ 1954.220668] sendmsg_copy_msghdr+0xa1/0x160 [ 1954.221188] ? do_recvmmsg+0x6d0/0x6d0 [ 1954.221667] ? __lock_acquire+0x1657/0x5b00 [ 1954.222168] ___sys_sendmsg+0xc6/0x170 [ 1954.222638] ? sendmsg_copy_msghdr+0x160/0x160 [ 1954.223201] ? find_held_lock+0x2c/0x110 [ 1954.223693] ? __might_fault+0xd3/0x180 [ 1954.224176] ? lock_downgrade+0x6d0/0x6d0 [ 1954.224679] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 1954.225349] __sys_sendmmsg+0x195/0x470 [ 1954.225846] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1954.226362] ? lock_downgrade+0x6d0/0x6d0 [ 1954.226877] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1954.227458] ? wait_for_completion+0x270/0x270 [ 1954.228015] ? rcu_read_lock_any_held+0x75/0xa0 [ 1954.228585] ? vfs_write+0x354/0xa30 [ 1954.229036] ? fput_many+0x2f/0x1a0 [ 1954.229481] ? ksys_write+0x1a9/0x260 [ 1954.229920] __x64_sys_sendmmsg+0x99/0x100 [ 1954.230435] do_syscall_64+0x33/0x40 [ 1954.230893] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1954.231512] RIP: 0033:0x7fc22ce06b19 [ 1954.231967] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1954.234192] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1954.235104] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1954.236140] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1954.237063] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1954.238098] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1954.239057] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:53:27 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:53:27 executing program 6: r0 = syz_io_uring_setup(0x22, &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00000a0000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000000180)=0x0, &(0x7f0000002a40)=0x0) r3 = socket$inet(0x2, 0x3, 0xfbffffff) syz_io_uring_submit(r1, r2, &(0x7f0000000240)=@IORING_OP_RECVMSG={0xa, 0x0, 0x0, r3, 0x0, &(0x7f00000004c0)={0x0, 0x0, 0x0}, 0x0, 0x12001}, 0x0) r4 = syz_io_uring_setup(0x21, &(0x7f0000000080), &(0x7f00000a0000)=nil, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000000180)=0x0, &(0x7f0000002a40)=0x0) syz_io_uring_submit(r5, r6, &(0x7f0000000540)=@IORING_OP_PROVIDE_BUFFERS={0x1f, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x0) syz_io_uring_setup(0x21, &(0x7f0000000080)={0x0, 0x4000000, 0x0, 0x0, 0x8c, 0x0, 0x0}, &(0x7f0000ffb000/0x3000)=nil, &(0x7f00000b0000)=nil, &(0x7f0000000180), &(0x7f0000002a40)=0x0) syz_io_uring_submit(0x0, r7, &(0x7f00000006c0)=@IORING_OP_READV=@use_registered_buffer={0x1, 0x0, 0x2000, @fd_index=0x6, 0x8, 0x0, 0x0, 0x1, 0x0, {0x1}}, 0x7) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r8, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) syz_io_uring_submit(0x0, r7, &(0x7f00000029c0)=@IORING_OP_WRITE_FIXED={0x5, 0x5, 0x2007, @fd=r8, 0x3, 0x3, 0x3, 0x10}, 0x5) clock_gettime(0x0, &(0x7f0000000400)={0x0, 0x0}) syz_io_uring_submit(r5, r6, &(0x7f0000000100)=@IORING_OP_POLL_REMOVE={0x7, 0x3}, 0x4) syz_io_uring_submit(r5, r6, &(0x7f0000000300)=@IORING_OP_TIMEOUT={0xb, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000040)={0x0, r9+60000000}}, 0x0) setresuid(0x0, 0x0, 0x0) sendto$inet(r3, 0x0, 0x0, 0x200400d4, &(0x7f0000000380)={0x2, 0x0, @local}, 0x10) sendmmsg$inet(0xffffffffffffffff, &(0x7f0000003a80)=[{{0x0, 0x0, &(0x7f0000000a40)=[{&(0x7f00000001c0)="3ed28850feeb82106ff7d5af8e7a05b255bda79f174fd8f07b4e73900aa85c1cfdb41dd9500ff149e00e97184d7408cdda34a75e2b930e72b300f17c16aac96d7203bc0c6682202cca07", 0x4a}, {&(0x7f0000000580)="0e7fb1670b5cbe18d283af4b59957a6d6d7d80f061dd645d663858cb7dc0e854c0f7eee434a498550b7ff1114dde1933af31a333398293f30c902e77d84aa4d3720340c9b0ef8b8dd7daa1f2b68875bb80b5cf9ae3b8d88e0ca0911f75dc28922f50c333f67d9b63a28509a047f6c416384ce7a22e2f44da520f8b98a49945a380f236a154c275d24b925157b4be0da99b7ea013d117bc9dc2ea73b1c771d0ce85a5ec523645ab1e0ed4fbd4481916be8c841190bd0d217274f6cf6617d23764de5280592e4ddb09ed5501d2e3", 0xcd}, {&(0x7f0000000700)="0c8b745f917031ebe31f79297a55390756b6902d0e9bfbda08f549cfe36d8f697a0c25a96f9475e6b71466e4da6eeac765b78a3b9f8b36ccf71605de28cfbd00900e4466bbc2cb323afe90416c4aefe71a1e1999c6602c2515d7f15a0c739ce4ba12437d450cd5ad8f650cb0cb9e126ad8c342ea12d7a820830ec68a8c660e5837748b466274f5ff7af5d3f29c3c6c", 0x8f}, {&(0x7f0000000280)="b7a22d4abc2cee55f539c8e0a3cba6b67cf04265d90315370ed9e94042f60e84726c65ee5ea7f8b3e3cc75f1f140728e5889cfce13947e653d1d66e95802700e0baa78", 0x43}, {&(0x7f00000007c0)="59cf587ee6ab891a13510b6ef01434ce28eccc32362dc277921f8d3a9a937f3dc86151725967f96b97756d7dc0c5408b04af9883024326dff1358ed4bad6ece1231a469cbea2401b1de6d6b78d3f0cfbc165b06319684c6ac2dbf6499aba9b67ab75ee240f886f86d6aff65dc3f089214e0885fcb3d75e38054364020e5bd91b0b2a79dfb4fc559744371ccdb79fb03c165eb8fff224c111ed87ec7824a33768bb02180da247b5bd33463546a71f3d2b40", 0xb1}, {&(0x7f0000000880)="41bc341cd7e8dc97a2208cc7822a402d8817a9d9ebd733198092a72265462172fab03563c2949ab095dbbae48206495bb70374f228b2b7aceff8e26b37272abb1719c46344b35808785b5bea6e2058f3a6dca5d8b83fa8ee6251a98952ebefcd5b0f3eb96ad68402ec8c77d754328c1329fb43fac37ac1bb6ade6dd24c54faf50c9e0b7a5ece16c14035988b1e55064c410fecc15d91495feb7773aecb97cc0d0e8f70c5c00a380dfd395e1bcfbc3af87d3027d9eed46cb457bc2c105e7adb05f746ed4ed9560925ab9ffa7776", 0xcd}, {&(0x7f0000000440)="2572666ac379a3f5733f46bd3a8453f434ee04ab4dd5652b68b27ab9325f2d9b6c818e3b1d13315b0c9a89ef7d21e6f37c8c0f1a75be81d5d1ddeb3541458e009dffbcc52a1c4f98596e53c6c6136bad7777ffc4f70471fa79adb7bcfa56a12de69795ef750611df", 0x68}, {&(0x7f0000000980)="49498fb714fac96e4db66a9dca8398186579fdb1b6222572fbd8d0f9ba7d6d5ad6df4212f52f124afc1c6fe2d6391f7d98df4824b7adfedae46fe7c6c767c68f8d0e620b76546cf1527f36e626aac985668530216fe6fedf7d09b657e69053ca16f15b736d3699125dd0683cc17a6928cd7e2316b2b998aa8316cb792921320786079cef71263fa7b9", 0x89}], 0x8, &(0x7f0000000ac0)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x23}}, @ip_ttl={{0x14, 0x0, 0x2, 0xfff}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @rand_addr=0x64010101, @broadcast}}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x1}}, @ip_retopts={{0xd0, 0x0, 0x7, {[@cipso={0x86, 0x3e, 0x2, [{0x6, 0xd, "c34704b9eb5017145ccc16"}, {0x6, 0xf, "7beb13e5c96b1b45c65bff3a3d"}, {0x6, 0xc, "088f1f5df333895ef13f"}, {0x7, 0x10, "14d128992ae9ce1ab2559451a8a8"}]}, @ra={0x94, 0x4, 0x1}, @noop, @timestamp={0x44, 0x14, 0x6, 0x0, 0xe, [0x3, 0x5, 0x7, 0x1]}, @timestamp_prespec={0x44, 0x4c, 0xe1, 0x3, 0x3, [{@multicast2, 0x6}, {@dev={0xac, 0x14, 0x14, 0x26}, 0x7}, {@initdev={0xac, 0x1e, 0x1, 0x0}, 0xc}, {@multicast1, 0x80}, {@loopback, 0x9}, {@remote, 0x80}, {@local, 0xfff}, {@loopback, 0x3}, {@rand_addr=0x64010102, 0x3}]}, @cipso={0x86, 0x1c, 0x3, [{0x7, 0xa, "af186c6a3a6b33ba"}, {0x5, 0xc, "6ba5fad3776b1053da08"}]}, @end]}}}], 0x138}}, {{&(0x7f0000000140)={0x2, 0x4e22, @broadcast}, 0x10, &(0x7f0000001d80)=[{&(0x7f0000000340)="a4", 0x1}, {&(0x7f0000000c00)="073ac92dca318b2cc8917ef959db40782b93da2483c8b38842b860b03f703d3d693aec3bd391c6e5c1d2768a183067b33f66fa3cab84929d39f1c4e34434270eaf785b18603f3adb14e31b2e484ec215e0e4c695a9bd8bd00de45066325519e76bc9fc6015c28222d5f7059ea35268f1301b6d65344dc10a2ed0fbf16ccee7110c9ce33945490210219d3c39802da1b6fdd2d7a38be956c62c6bf4a24c6cb88ce8", 0xa1}, {&(0x7f0000000cc0)="a102666e37f1aebb3e670d5efca63af32a1c3b3d9cc21e7a483e7d2b93d88e3a7f5090be90bbd2c3dd259f6f9bdcc2fc2062342c452617bec30a04845ebcb9a11ae1e1436b1b2e766adb8cf8b2f575c6aac19967c99968a4c79992aefff6de1727ab2ba3fd0c8c0f175748c84b8a5195a7f353bd344f981ae8cb027f20e58c563389108a82", 0x85}, {&(0x7f00000003c0)="9d74dd2eefeefe330f9c7cb20fc0f885", 0x10}, 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{&(0x7f0000002200)="945dde15c230161d7fa7bf53dbd6f1e2615062f3028c5dbbc5c8c6763c71fefcbd1eb80e5774afa9186e9c4ef2bd80c28c329ca036ebe13fb2e53af064876048a0d740158edf52caab8dc4c2cb435ef45bc3d7eefa585fe0dc9ce7ccb8b4e18979e2709ca6436dd285a18c0c215fb916f2c882dc2a960d1bbc8a6d3a0e71e63d1f29bd3f445cdd4664712805a7b2623fb2cc5d15dae42560cee3fa05d792318fbd3d32ebd4523d1171ef9278ca12d2e8297a304cb33d83b7631a26320dcc591187353a431e6941637cb451af42715bbd5f0826b24bc0422dda0399168f4f9e0f7bd2d0cfb0a9ee8373a5e3", 0xeb}, {&(0x7f0000002300)="16718511c37a956a47ff65a762660ac5cec2957951afdf12b948107ac398e6459eda01bbeb40384ece98ac74887e7dbe5dda0be9a093688951ef3dc3512a5a6d4723451a5f8775ac868b4a15c5cb65be2e018281f7c64db3", 0x58}], 0x9}}, {{&(0x7f0000002440)={0x2, 0x4e20, @local}, 0x10, &(0x7f0000002940)=[{&(0x7f0000002480)="4c3203bbb940e60dcf67229cc893a2adad707631d6493661c063e63c115d415dd4bd516cef5f8221845beec5e7d3df8e94e70a889dee37b3ed10eab44eac5aac5254deead0a1e5c3a44ddfbf51ec3afabf06b2c9bdf14f5ee52c663b2378d589678d95f92932cc790473091b608d8a5a8c21ab81d61a08e7e55ea45af30b89eb2557e538d199ad99239ff811985e4526ac53580d915265b5c6c4bf21bde70f53d07ea7c5918396b879410ba2da61518a8ab19d3c8e79854129dad887553df560b344498564c1c32d45d52d5951bba0ee5f47e5b81d66fdec", 0xd8}, {&(0x7f0000002580)="4c28c371ea25eeaec4e3f678a9595dd551c78620b38b0190907c0bf245b571113735f714c45a409a0aa96eef6565d1924e4591eb5e58f3f156969032c96e1fca169f55f15e737636ed6d4847321edf1cf593860cea7642599f5eade045adb7f78efbd3b51e407a21fbec254e8054c451ff432eff2557e018a1b5", 0x7a}, {&(0x7f0000002600)="1f6725cdb9aa4c1ad75bed7f8171d2d9d8c79d02e167e5a70f0819a21b88ece36bccf6e645f79aa516178ee690480145060f1ce49f50e8d04f9780ebdf83fced4cf0fd0eec7d83a6f4904e5ee52384f57203f6aaf60f2420c5bf11208fa4557fe2f372575618e508eda5d8d0495ad296c85e151ba6be7e58dc6796f9c7d61d818d4efcdfa412fecdc862e1fb476c040d6854c849fdd2b2f45dcad1ceaf3b0cea2e6a204fe631cd20183363f79b41dab4da2ec2c11647b05dd4d40333f1ee0cc96620bdd387935f840acc7b6fd355ee0dd557c05d7e28a6e19c36", 0xda}, {&(0x7f0000002700)="db906a78393ea36a400c97358b0824051ddbe1c72faebddcaec510b151fd3e5167f6c2348d47b3d484074b575a9bd2e29c21cf424204ed605c58f98a4e8cc4c9b7d3933cbe04ae", 0x47}, {&(0x7f0000002780)="ba65607409019daa703e5991ddb924852e8d219f2bd5c7fcee56f1c46a90fafc3b252e81518dc547a03a2baf4ffa267843aca7590b4f34816922d83e1a22cb998bad5ab83b535c1d5af2ec0fd2e5e072712a9926afeb5142b8f56db909262fa9a3b0c2a06792756f40208660953eea38aa202170724dad21cbd1277685300d258273048f635245f4852b3a0dfbb138bc58d1b66ff1702083038fb2b618fe0ba864a11e5a67f5b41c519f947a0f8e2781bfcbef8599d5d14170044fa4e821f012cccf4afb", 0xc4}, {&(0x7f0000002880)="84e9c84d8b06298bf39899c51c8430f8629052d966e3b4f0721f504b5ca6ac40cc5b94c7dc8d44c0e25f3e49b03263146590ef0c58a34352bbcc70c13bfa0c10eaf27258b398346b0d3afdbe00d3b6e1e3572836e78db06f43c6a8af1c8c50244851b2a8f108988f20531b3ed037658d9f670860f869f946404f9f9927db7c210d5931bfdb20810873a894c7fcd3c43f408827e9d254ca7f868988b87fb6f7ec9749c7115158590f00f93a30ae7feb8e62bc301d944d12c2902d3a6e7f5596d2", 0xc0}], 0x6}}], 0x4, 0x884) io_uring_enter(r4, 0x76d3, 0x0, 0x0, 0x0, 0x0) setresuid(0xffffffffffffffff, 0x0, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000000)='./cgroup/cgroup.procs/file0\x00', 0x0, 0x0, 0x0) io_uring_enter(r0, 0x76d3, 0x0, 0x0, 0x0, 0x0) 14:53:27 executing program 7: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020801000470000000f801", 0x17}, {0x0, 0x0, 0x1000a00}], 0x10, &(0x7f0000000340)=ANY=[]) chdir(&(0x7f0000000480)='./file0\x00') openat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x105900, 0x1cb) r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./file1\x00', 0x2, 0x0) write$binfmt_script(r0, &(0x7f0000000400)=ANY=[], 0xb8) 14:53:27 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0x0) r1 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x2000003, 0x13, r0, 0x0) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fork() write$binfmt_elf64(r2, &(0x7f0000000280)=ANY=[], 0xfdef) syz_io_uring_complete(r1) openat$hpet(0xffffffffffffff9c, &(0x7f0000000000), 0x666641, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r0, 0x6611) [ 1954.346668] Process accounting resumed 14:53:27 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc", 0x2e, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:53:28 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 21) [ 1954.428134] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:53:28 executing program 7: rename(0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(0xffffffffffffffff, 0xc0189375, &(0x7f0000000140)=ANY=[]) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, 0x0, 0x0) setsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000380)={{{@in6=@mcast2, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@remote, 0x0, 0x6c}, 0x0, @in=@rand_addr=0x64010100, 0x3501}}, 0xe8) bind$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10) ftruncate(0xffffffffffffffff, 0x1000003) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000080)=@IORING_OP_TIMEOUT_REMOVE={0xc, 0x4}, 0x7fffffff) rmdir(&(0x7f0000000000)='./file0\x00') ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, 0x0) write$binfmt_elf64(0xffffffffffffffff, 0x0, 0xfdef) unshare(0x48020200) sendfile(r0, r0, 0x0, 0x100000001) [ 1954.577894] FAULT_INJECTION: forcing a failure. [ 1954.577894] name failslab, interval 1, probability 0, space 0, times 0 [ 1954.579224] CPU: 1 PID: 10532 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1954.579993] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1954.580920] Call Trace: [ 1954.581218] dump_stack+0x107/0x167 [ 1954.581633] should_fail.cold+0x5/0xa [ 1954.582059] ? alloc_vfsmnt+0x23/0x680 [ 1954.582493] should_failslab+0x5/0x20 [ 1954.582929] kmem_cache_alloc+0x5b/0x360 [ 1954.583378] ? copy_tree+0x61a/0xa60 [ 1954.583794] alloc_vfsmnt+0x23/0x680 [ 1954.584212] clone_mnt+0x6c/0xce0 [ 1954.584611] copy_tree+0x3b0/0xa60 [ 1954.585021] copy_mnt_ns+0x144/0xa00 [ 1954.585436] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1954.585966] ? kmem_cache_alloc+0x2b4/0x360 [ 1954.586455] create_new_namespaces+0xd6/0xb20 [ 1954.586956] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1954.587503] ksys_unshare+0x449/0x8a0 [ 1954.587931] ? unshare_fd+0x1c0/0x1c0 [ 1954.588368] ? ksys_write+0x1a9/0x260 [ 1954.588799] __x64_sys_unshare+0x2d/0x40 [ 1954.589256] do_syscall_64+0x33/0x40 [ 1954.589670] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1954.590229] RIP: 0033:0x7fd87e9ecb19 [ 1954.590653] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1954.592703] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1954.593568] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1954.594348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1954.595151] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1954.595912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1954.596715] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1954.632703] Process accounting resumed [ 1968.870771] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:53:50 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x4842, 0x0) unlink(&(0x7f0000000100)='./file1\x00') r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) creat(&(0x7f0000000300)='./file1\x00', 0x33) ioctl$CDROMREADCOOKED(r1, 0x5315, &(0x7f0000001e00)) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) setsockopt$inet6_tcp_TCP_REPAIR(r2, 0x6, 0x13, &(0x7f0000000240), 0x4) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCSPGRP(r3, 0x8902, &(0x7f00000002c0)=0xffffffffffffffff) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) copy_file_range(r1, &(0x7f0000000140)=0x1043, r0, &(0x7f00000001c0)=0x7fff, 0x9, 0x0) io_setup(0x5, &(0x7f0000000080)=0x0) io_submit(r4, 0x2, &(0x7f0000000180)=[&(0x7f0000000200)={0x0, 0x0, 0x0, 0x1, 0x0, r0, 0x0, 0xffffffc8}, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0}]) mount$9p_fd(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x20, &(0x7f0000000600)=ANY=[@ANYBLOB="7472616e733d66642c7268646e6f3d22e0b4cd69d790b064c3aed66e3003dbd0f6bcb5ca90d490c2cb9c7c5ada9272cdd986638048a5655b1dabd35cbd088dfdc234ae58ea18964e2bf997c4420146f5ca900005a9d010c55c0c65a8ed90547fb75c32cf99dc05fa81c5095fcadbcc0270ed6aca0b04c764c894fd68fb07ce1ba3679cbaa117a8a2de6024a7a71cd92f21186033", @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2, @ANYBLOB=',msize=0x0000000000000400,cache=none,access=any,access=', @ANYRESDEC=0xee01, @ANYBLOB=',nodkvmap,posixacl,af000he=loosE,n\t\x00xtend,obj[uSer=,\x00']) r5 = syz_mount_image$nfs4(&(0x7f00000003c0), &(0x7f0000000400)='./file1\x00', 0xff, 0xa, &(0x7f0000001c40)=[{&(0x7f0000000480)="4e56709d5669d084f7a6ca69a0083a344d4038866c215d7681fd2b17acf97c7e66f23c058268efb32d313c723193c520a30a86842eccf871738cbeb60cbbfbfa", 0x40, 0x8001}, {&(0x7f00000004c0)="a4a7a266e2a96df19d26be2af6104814c9a42d5becb59686aca2a6ef2648ddb1ca5270444d5a3010149aabd3c3fb398a2fe17cfeed97b3d2b7ff1761bed5d4ff9bf0873eccb42720e8cdfb5b1fc8948f96848cdde52d4368c27fbc2932e59bc03c931c824df072b048e722cc16ac77f0326f8ba651af3ed17db96b2cbf3801248063271a38ce02457ccdc24afda2896817adaf776ff6366e17ea5f0a0386c91cc3d3cc8da3", 0xa5, 0x4}, {&(0x7f0000000740)="254b94096969ffd76167ef4d09ebb24d23d2e94bc433b7d9d9700a77f39dcf1ebd9e551f400b8b719a8ed0f197d0aad49de45ef8d9c0074066636c2a0a045fe1d9d0633075b57fd1ac6e352fa735aeaab60d652528e29b4a406c5501a78ba5237acf99312773f622b5bb37be93d3a0933f2cdced57eed63d7870dc0d1e1a933f64ebf198508ba5538ea875b8afab4557926fb05064acf50af768194f48ec22f7158b3eab8f4b554beda3235723c49ef118", 0xb1, 0x4}, {&(0x7f0000000580)="7a61881efa354d95b09565e466a2ee3a2d204c30b9d5e4e501c4056108c9beb69fe97480d2c4af35bcc03eaaf5902983279d76f0d6d04c7aa62f7222441ca8303d78550049e3ecd0f76d51d4208b379422a1a6e88e8ec38a", 0x58, 0x8}, {&(0x7f0000000800)="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", 0x1000, 0x9}, {&(0x7f0000001800)="b4f0d343ca681f5f6c04d14f28bfa061d7fd9c87389d0da89b09673d7138cf03dbbe83cf5bffadcc999720cf5d029b0457963d9bcfb2b1c74eacc7f63f18b07df5d891b12008f815d8f6a4eb696128a5d203c447051443b690eb5347cb4d2359c989e6d64acc58461c67e3ec25ae00a5cf918e42e6f057fc4465fc499ee95ccedc0d860fa4d93f28c225819fdfc8879d2695ba60edd1d77c1c3967551b80be9491ceace0187c39590efa37f974be0157f2d03dc3d0cd6068604f6854efb59c1d4cefd77f3855faf151f1ff08e6165207e76562149947eb83959ece9ae93f92efc1202c1f78d5cfca31ba84403bc2fce28d44", 0xf2, 0x7ff}, {&(0x7f0000001900)="0830e239ac959fffb6fac3cac97b8fd4d470ebcc38115b002ac21ba3ff2d252aea771d8dc9a33f16ecef4208df3ebbc24a4319a5ae1b0bd24918945b38f30da5b0039da5e47110d36053e01c83c9ec1d5cc72ef276cdaebfa23a5913d28c98103e2ae6ade8404155537b82aca4e3578ee2c6feb6010fd8c11f90ce2414a2360d1c4bb9975d0d85416f52a76bd16d14e7763357a1cc58738530da0d37a4a71914a4b190b3bd469a53f41603d9e6a1f690ec989191df5e6c0b160812cae184fb40270d71df685608156f", 0xc9, 0x9}, {&(0x7f0000001a00)="06215a6910f7d4e95b739a3cd5bf05dc63c2716936a7b980390ddc87d2d20dd99b9cd2161c1683017ffcdecac17ec08b0a605fbf7f02d210c6cabf08f4c4ca184c3897e8c45b07ad847c6907b55f5661a834d4", 0x53, 0x7}, {&(0x7f0000001a80)="8bc78ba2060de2e8243dec35d95da3baf1502698a010b4661f52a57efdcb465da08f247e83e111dba02d420418602f6a1fa87f358223008b0720a766a0f1890a59b880d65ee738feca4885e6ddc88ef0892b48ad4a94ff1a950192c092a71d1f3d9bbeacc3066a1fe6bdeef34b211121046eb97d340a268fe4d597a5ea24a539d222109a4c057e06da3585c00ae158095ab96ad2f53e5b39bceb5b68454256e36159e64968e865d50e16aff9e54bfb60a19096608aa8f1f07d28451d7ee48d35b2c2fffb", 0xc4}, {&(0x7f0000001b80)="cc62196e0ae559a30c3963f51c5a66a7ebc2631afb3638d8bcb5baffc962b7b2503f95e0932b2768432d1f0802d4b535b43287e6d9775a59a65e5e47bf86db69c3e5b5cf12b00e5c2a70a1f7227a14fe0c62f9d5788abb81e01ce04c766301e0eab075e355d91cac4d478b11f3154dc3e204cf5af234e8230e095793ec573f320367cbb3a4ae58e6a500495e558b93eb", 0x90, 0x8}], 0x88000, &(0x7f0000001d40)={[{'\x00'}, {}, {'/'}, {'9p\x00'}, {'\x00'}, {'\x00'}], [{@dont_hash}, {@uid_lt}, {@fsuuid={'fsuuid', 0x3d, {[0x38, 0x34, 0x37, 0x62, 0x58, 0x62, 0x34, 0x32], 0x2d, [0x62, 0xc7eb531d58e0a6d, 0x65, 0x61], 0x2d, [0x62, 0x61, 0x33, 0x63], 0x2d, [0x33, 0x63, 0x34, 0x30], 0x2d, [0x36, 0x35, 0x37, 0x52, 0x34, 0x773e823dc2f51c17, 0x32, 0x34]}}}]}) openat(r5, &(0x7f0000001dc0)='./file1\x00', 0x8400, 0x80) 14:53:50 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 36) 14:53:50 executing program 6: creat(&(0x7f0000000040)='./file0\x00', 0x0) syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb58906d6b66732e66617400028020000200000004f8000020004000000000000000000001", 0x25}, {&(0x7f0000010500)="f8ffff0fffffff0ff8ffff0f", 0xc, 0x4000}], 0x0, &(0x7f0000011100)=ANY=[@ANYBLOB='l']) 14:53:50 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc", 0x2e, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:53:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 22) 14:53:50 executing program 7: rename(0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(0xffffffffffffffff, 0xc0189375, &(0x7f0000000140)=ANY=[]) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, 0x0, 0x0) setsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000380)={{{@in6=@mcast2, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@remote, 0x0, 0x6c}, 0x0, @in=@rand_addr=0x64010100, 0x3501}}, 0xe8) bind$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x4e20, @empty}, 0x10) ftruncate(0xffffffffffffffff, 0x1000003) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000080)=@IORING_OP_TIMEOUT_REMOVE={0xc, 0x4}, 0x7fffffff) rmdir(&(0x7f0000000000)='./file0\x00') ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, 0x0) write$binfmt_elf64(0xffffffffffffffff, 0x0, 0xfdef) unshare(0x48020200) sendfile(r0, r0, 0x0, 0x100000001) 14:53:50 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x3, &(0x7f0000000340)=[{&(0x7f0000010000)="200000008000000006000000660000000f000000000000000100000001000000004000000040000020000000daf4655fdaf4655f0100ffff53ef010001000000d9f4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010300)="020000000300000004", 0x9, 0x800}, {&(0x7f0000011500)="ed41000000080000d9f4655fdaf4655fdaf4655f000000000000040004", 0x1d, 0x2200}], 0x0, &(0x7f0000000040)={[{@jqfmt_vfsv0}]}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000700)={{{@in6=@private1, @in6=@mcast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@empty}, 0x0, @in=@initdev}}, &(0x7f0000000800)=0xe8) stat(&(0x7f0000001cc0)='.\x00', &(0x7f0000001c00)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0xffffffffffffffff, r1, 0x0) syz_mount_image$nfs4(&(0x7f0000000080), &(0x7f00000000c0)='./file0\x00', 0x100, 0x7, &(0x7f0000000640)=[{&(0x7f0000000140)="54b429c097163b8aa96ed14b96c354a8bcc1655d7eaa89c66df162f7476bead79010d0b3ca105307074158622fafcf1985ae68339deb328b04104e9298f8520e931e9726da9aa2e7db78ecf0f64e9d9bfe80d5c1892706b2b0700ad56e3356a1e02c660085ce43a0d48c1c3148e2e415d38487fd914110230c0f97b474225a3f07d506213dbbee65020edb0c1985c4148a61b56eb4d02f2f07b0379fcc9131e171f7a16a24986552fd306c00ec591c93fb54a48ded9cc3047e", 0xb9, 0x896}, {&(0x7f0000000200)="40b6402bb4896140395a1eb583bb5fa5e1bad5a1b0f0abe3339604c85c481ffaec649aba557429d454111751a6e5b97a9cddcc5fe6b7af96eaf2677b6591a60daabe0840d42ad24f15d277eba1eea1e72613b962e2215b23f8db824ab9bc162e15", 0x61, 0x5}, {&(0x7f0000000280)="f70f689b12c3e145683e37a7c31c74357c256a4276d01181af37d221ce2997059b6b2949e9c6808c625bb8d51d3720c49bef8a3fbd067fa61fea3ec041a3ed7c0dfc3bf190fbc185da09ef885914aa0db12a8836fd53410592b0a79a7f00f7cec925ab1ca3fe53fd0a969e08e01056a581b2eafe36bb32565ddf65c5f92feb8c397150e4b568ecb563c9b2ae44f3c2", 0x8f, 0x7}, {&(0x7f00000003c0)="0660d625ff7836f232513c506d255c75244080d1be92debd13a368a211fec08282987d41feba7fe75535900bb099d4b6ea8f4d82933bbb60898fcabaf4094b615053499098357096ada0c2c7a168f02a765208dc3d14d588da31846e85a958f97a71977dbcd7bf5d8da6b62f654974a768064f0a12ed3df9ab3c4e5658bdc37bcddf87810d8cd29026a36e04a4d8b35950976fd00f07023bf353d52274e39e9eef40237997437e8c086b5a5f4433fb7e6bdc25c973", 0xb5, 0x81}, {&(0x7f0000000480)="81a1cc7450eb5cf7909b6c0c3d61faa2bcac", 0x12}, {&(0x7f00000004c0)="904f8967c277b9b0c29679d8a53985e459fc469ccf5085fdb790f4e085e617756a3ac0fb6dc7f1c4e1ceec3b320c5382d10ff38f691e0fb7f33d04f2183623844589e6c65fabad2c327c457d3cc02394ed9820bded6625892238f04c4e712ec22f1ef501213c920acb5855b4e6e7e539ebcc8a7b24d68705a006de40e6549db3f85547fb0154fff6668cb7094808f19e36c8138ba2240864b89f5b2c6d1e", 0x9e, 0x9}, {&(0x7f0000000580)="f8c29294a2546aeac4676267ce004e66a8ffa37df56abd53e1f34482271095d5800a6a5a66fb567810e331d48b09264c0d15d140851653dddb7a64daaf0147dcaafeef12ad8145e594bdb6e0c2fcf42c13fad663e634b38792201404d1e932a7a37172cd2e6bab759fb15c3595eaf5910c617f304ef8d5917b56bd041d9835260e0e8c7c5db0de1e4527bb63e747bd365e57ed8567a8f62bbb66682cdec11d179f1c62f8f8d0b59ab2b6237c14530b717c4eab803087dc1b45a1", 0xba, 0x9}], 0x100000, &(0x7f0000000840)={[{'!,@,[:^%]]#^)%),'}, {'\'%\''}, {'!#[(^'}, {'\'[:'}, {'%:):+:\x8d\v*'}, {}, {'jqfmt=vfsv0'}], [{@fowner_eq={'fowner', 0x3d, r0}}, {@smackfstransmute={'smackfstransmute', 0x3d, '^'}}, {@uid_eq={'uid', 0x3d, r1}}, {@smackfsdef={'smackfsdef', 0x3d, 'jqfmt=vfsv0'}}, {@measure}, {@appraise_type}, {@fsuuid={'fsuuid', 0x3d, {[0x38, 0x54, 0x30, 0x64, 0x34, 0x38, 0x62, 0x37], 0x2d, [0x33, 0x53, 0x33, 0x31], 0x2d, [0x33, 0x61, 0x65, 0x30], 0x2d, [0x65, 0x39, 0x0, 0x62], 0x2d, [0x30, 0x62, 0x32, 0x34, 0x34, 0x61, 0x66, 0x65]}}}]}) 14:53:50 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 1976.480893] FAULT_INJECTION: forcing a failure. [ 1976.480893] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1976.483619] CPU: 0 PID: 10551 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1976.485055] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1976.486754] Call Trace: [ 1976.487316] dump_stack+0x107/0x167 [ 1976.488070] should_fail.cold+0x5/0xa [ 1976.488883] _copy_from_user+0x2e/0x1b0 [ 1976.489704] __copy_msghdr_from_user+0x91/0x4b0 [ 1976.490658] ? __ia32_sys_shutdown+0x80/0x80 [ 1976.491565] ? unix_stream_recvmsg+0xf0/0xf0 [ 1976.492473] ? sock_sendmsg+0x55/0x190 [ 1976.493271] sendmsg_copy_msghdr+0xa1/0x160 [ 1976.494146] ? do_recvmmsg+0x6d0/0x6d0 [ 1976.494940] ? __lock_acquire+0x1657/0x5b00 [ 1976.495834] ___sys_sendmsg+0xc6/0x170 [ 1976.496646] ? sendmsg_copy_msghdr+0x160/0x160 [ 1976.497570] ? vmacache_find+0x55/0x2a0 [ 1976.498384] ? __lockdep_reset_lock+0x180/0x180 [ 1976.499347] ? find_held_lock+0x2c/0x110 [ 1976.500185] ? __might_fault+0xd3/0x180 [ 1976.501012] ? lock_downgrade+0x6d0/0x6d0 [ 1976.501857] ? asm_exc_page_fault+0x1e/0x30 [ 1976.502759] __sys_sendmmsg+0x195/0x470 [ 1976.503578] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1976.504476] ? lock_downgrade+0x6d0/0x6d0 [ 1976.505346] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1976.506332] ? wait_for_completion+0x270/0x270 [ 1976.507267] ? rcu_read_lock_any_held+0x75/0xa0 [ 1976.508224] ? vfs_write+0x354/0xa30 [ 1976.508999] ? fput_many+0x2f/0x1a0 [ 1976.509747] ? ksys_write+0x1a9/0x260 [ 1976.510554] __x64_sys_sendmmsg+0x99/0x100 [ 1976.511412] do_syscall_64+0x33/0x40 [ 1976.512168] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1976.513215] RIP: 0033:0x7fc22ce06b19 [ 1976.513977] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1976.517773] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1976.519323] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1976.520789] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1976.522254] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1976.523740] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1976.525220] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1976.543865] EXT4-fs (loop3): mounting ext2 file system using the ext4 subsystem [ 1976.567557] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1976.584673] FAT-fs (loop6): Unrecognized mount option "l" or missing value [ 1976.594790] EXT4-fs (loop3): mounted filesystem without journal. Opts: jqfmt=vfsv0,,errors=continue 14:53:50 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 37) [ 1976.656956] FAULT_INJECTION: forcing a failure. [ 1976.656956] name failslab, interval 1, probability 0, space 0, times 0 [ 1976.659531] CPU: 1 PID: 10572 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1976.660979] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1976.662675] Call Trace: [ 1976.663221] dump_stack+0x107/0x167 [ 1976.663981] should_fail.cold+0x5/0xa [ 1976.664782] ? create_object.isra.0+0x3a/0xa20 [ 1976.665731] should_failslab+0x5/0x20 [ 1976.666524] kmem_cache_alloc+0x5b/0x360 [ 1976.667359] ? mark_held_locks+0x9e/0xe0 [ 1976.668199] create_object.isra.0+0x3a/0xa20 [ 1976.669143] kmemleak_alloc_percpu+0xa0/0x100 [ 1976.670068] pcpu_alloc+0x4e2/0x12f0 [ 1976.670842] alloc_vfsmnt+0xfd/0x680 [ 1976.671607] clone_mnt+0x6c/0xce0 [ 1976.672338] copy_tree+0x3b0/0xa60 [ 1976.673103] copy_mnt_ns+0x144/0xa00 [ 1976.673885] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1976.674883] ? kmem_cache_alloc+0x2b4/0x360 [ 1976.675768] create_new_namespaces+0xd6/0xb20 [ 1976.676721] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1976.677782] ksys_unshare+0x449/0x8a0 [ 1976.678568] ? unshare_fd+0x1c0/0x1c0 [ 1976.679354] ? fput_many+0x2f/0x1a0 [ 1976.680090] ? ksys_write+0x1a9/0x260 [ 1976.680903] __x64_sys_unshare+0x2d/0x40 [ 1976.681732] do_syscall_64+0x33/0x40 [ 1976.682515] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1976.683567] RIP: 0033:0x7fd87e9ecb19 [ 1976.684329] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1976.688094] RSP: 002b:00007fd87bf41188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1976.689670] RAX: ffffffffffffffda RBX: 00007fd87eb00020 RCX: 00007fd87e9ecb19 [ 1976.691160] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1976.692682] RBP: 00007fd87bf411d0 R08: 0000000000000000 R09: 0000000000000000 [ 1976.694176] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1976.695655] R13: 00007ffcca18542f R14: 00007fd87bf41300 R15: 0000000000022000 [ 1976.737798] FAULT_INJECTION: forcing a failure. [ 1976.737798] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1976.740829] CPU: 0 PID: 10583 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1976.742244] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1976.743935] Call Trace: [ 1976.744487] dump_stack+0x107/0x167 [ 1976.745229] should_fail.cold+0x5/0xa [ 1976.746013] _copy_from_user+0x2e/0x1b0 [ 1976.746822] __copy_msghdr_from_user+0x91/0x4b0 [ 1976.747764] ? __ia32_sys_shutdown+0x80/0x80 [ 1976.748693] ? unix_stream_recvmsg+0xf0/0xf0 [ 1976.749583] ? sock_sendmsg+0x55/0x190 [ 1976.750378] sendmsg_copy_msghdr+0xa1/0x160 [ 1976.751245] ? do_recvmmsg+0x6d0/0x6d0 [ 1976.752037] ? __lock_acquire+0x1657/0x5b00 [ 1976.752921] ___sys_sendmsg+0xc6/0x170 [ 1976.753699] ? sendmsg_copy_msghdr+0x160/0x160 [ 1976.754619] ? vmacache_find+0x55/0x2a0 [ 1976.755416] ? __lockdep_reset_lock+0x180/0x180 [ 1976.756369] ? find_held_lock+0x2c/0x110 [ 1976.757209] ? __might_fault+0xd3/0x180 [ 1976.758005] ? lock_downgrade+0x6d0/0x6d0 [ 1976.758821] ? asm_exc_page_fault+0x1e/0x30 [ 1976.759712] __sys_sendmmsg+0x195/0x470 [ 1976.760529] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1976.761407] ? lock_downgrade+0x6d0/0x6d0 [ 1976.762269] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1976.763247] ? wait_for_completion+0x270/0x270 [ 1976.764178] ? rcu_read_lock_any_held+0x75/0xa0 [ 1976.765135] ? vfs_write+0x354/0xa30 [ 1976.765902] ? fput_many+0x2f/0x1a0 [ 1976.766642] ? ksys_write+0x1a9/0x260 [ 1976.767421] __x64_sys_sendmmsg+0x99/0x100 [ 1976.768278] do_syscall_64+0x33/0x40 [ 1976.769040] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1976.770080] RIP: 0033:0x7fc22ce06b19 [ 1976.770830] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1976.774538] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1976.776078] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1976.777549] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1976.778997] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1976.780460] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1976.781916] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:53:50 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:53:50 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530", 0x45, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:53:50 executing program 6: syz_mount_image$ext4(0x0, &(0x7f0000000340)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0) unlinkat(0xffffffffffffffff, &(0x7f00000004c0)='./file0\x00', 0x200) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) openat(r0, &(0x7f00000000c0)='./file0\x00', 0x1c041, 0x1a4) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) ioctl$FS_IOC_RESVSP(r1, 0x40305828, &(0x7f0000000040)={0x0, 0x0, 0x6}) mkdirat(r2, &(0x7f0000000200)='./file0\x00', 0x4f) 14:53:50 executing program 3: setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r0 = syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x1ffffc, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000900100000f000000000000000200000006000000000008000080000020000000dcf4655fdcf4655f0100ffff53ef010001000000dbf4655f000000000000000001000000000000000b0000000001000018000000c28500002b02", 0x66, 0x400}, {&(0x7f0000010100)="000000000000000000000000e5ae81319b144b749b1668edf97c22c3010040", 0x1f, 0x4e0}, {&(0x7f0000010300)="020000000300000004", 0x9, 0x1000}], 0x0, &(0x7f0000000280)=ANY=[]) r1 = syz_open_dev$loop(&(0x7f0000000040), 0xfff, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f0000000480)={0x0, ""/256, 0x0}) ioctl$BTRFS_IOC_TREE_SEARCH(r0, 0xd0009411, &(0x7f0000000680)={{r2, 0x80000000, 0xb3ae, 0x7, 0x0, 0x100, 0x0, 0x200, 0x3ff, 0x6, 0xfffffffc, 0x0, 0x7a09, 0x7, 0x2}}) 14:53:50 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = syz_open_dev$vcsa(&(0x7f0000000040), 0xd0a, 0xb26ed253d65673aa) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000740), r1) sendmsg$NL80211_CMD_ADD_TX_TS(r1, &(0x7f0000000800)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000007c0)={&(0x7f0000000780)={0x34, r2, 0x1, 0x70bd2b, 0x25dfdbff, {{}, {@void, @val={0xc, 0x99, {0x817, 0x53}}}}, [@NL80211_ATTR_MAC={0xa, 0x6, @broadcast}, @NL80211_ATTR_USER_PRIO={0x5, 0xd3, 0x6}]}, 0x34}, 0x1, 0x0, 0x0, 0x20040000}, 0x400c0) dup2(r1, r0) setsockopt$SO_ATTACH_FILTER(r0, 0x1, 0x1a, &(0x7f0000000080)={0x2, &(0x7f00000000c0)=[{0x28, 0x0, 0xfc, 0xfffff014}, {0x6, 0x0, 0x1}]}, 0x10) sendmmsg$inet(r1, &(0x7f00000006c0)=[{{&(0x7f0000000000)={0x2, 0x4e21, @multicast2}, 0x10, &(0x7f0000000580)=[{&(0x7f0000000100)="bc62b2d68758c4f306621081047c863f6f8824bd8bb1022bee2ac3ad4215475a033eee6c", 0x24}, {&(0x7f0000000140)="e53cb228a8053d8f1acdfa28982fe083ede528dd2cec1c08effc6bf0a363e8334447db0a6bcac6110e956f96985e118eda527661c31f5390a6d9b8711243d779a7890843404dc8646b8eaa06ac9892842bbff8180f64a1001eeb619b5ef84b50738f4c2e117dedec3c9ebe5664f7f8e9d416b9e94b7cbfccc6135d877419a82c280eeb9346109e72", 0x88}, {&(0x7f0000000200)="38158d98fea51e4974484f71011b7b2e79b1df782111689bf9fe874f9274322ec968e60a5a271bca40b4294b2b8bc388c4121ac16e54f83b4835366d269b424ef29ff3f82ddebf69531588c60fffc8dd524f786c3ccc6f2972c54482cab7a9f0811f42aa8d0048a305dbf30126ce404bd1b6070c6aa5daadc53004ac2e563f598ace731ee3a73c6c230c7401d72b40ca81d6d2f5f47ac65155a244a8f005ccc4db9a6d71a399f4274ff0917f8da843d6d1017d0b1b2b694df6780f39b21368fa719acfc7fabdc64db4ddc22e336978cc743f44c314920db4ac5c5b9ee36c452c0dd141fdfe4aeacfef8bde5e6353d1", 0xef}, {&(0x7f0000000300)="3ea0c3795c627de335c4393c789fc4f52adc7c655a9e2aff800b8b265f8973cb8c565e2044a2f29468507c16407625e517a2", 0x32}, {&(0x7f0000000340)="a0fc3a9d7c623fd782d8ff70b652b91d315edb71e606f527e0623a3cdb05a64290f3ff02b17bb67ecb479fd99c4bbe830e505a1334ad665fba78aed2f7f91713f33a328b6641ee794d0a5d7ba21ae34dbd451861e433dc3dd10bf0dff77847eec33e83adf6634de42a8a0c333c7fef1f9cf64e5913f2b0239f83f4df75ff4ac7831fdb4fa5cdac687f9a62f23265a9fc04a8546c18bffc3067935db27f3709562cfb398d5793b55257663a5358ac3670eef6ba1a51480163a164a41fc7b0f9bbeae09978638de0d836cf70ba74414526f53aba51f06df9c267fac644cc7a16efbe259c37c66a13f4e9b1", 0xea}, {&(0x7f0000000440)="83066e9ede77c8e57719d065360c5d11821d195db15736686e6777dbd51e31671522d819b2792789b801fe2de6d0f8598a6872077dda9b3dac1a52af557ce269031491d6d7039d742dd3a6b6e0d538d8416907f756a0cc154f2994d86b5726f40961b30cf1c1821eda731c43b6f168d6c935ae8e726e648c70f76501e425b24e4c718336f875f0d492a69bd6ca7d04611b3f5973b27f156912ba8e76effb611b416e74", 0xa3}, {&(0x7f0000000500)="5d195d769ce99fdd0d8032ad4d02e09c5693e6ff47021d9b6a1c2512b61b5d00e6bbaed20fdd26da593600e9a393fa6bbcf17d89cbe57737991441774b108d254168685aa4b3d03de25d0e356c76e5cc39df98b0cf936977d15ff8e463e63635d5e9d9", 0x63}], 0x7, &(0x7f0000000600)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x80}}, @ip_ttl={{0x14, 0x0, 0x2, 0xfd8}}, @ip_ttl={{0x14, 0x0, 0x2, 0x1f}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x9}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x8}}, @ip_ttl={{0x14, 0x0, 0x2, 0x400}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @multicast1, @empty}}}], 0xb0}}], 0x1, 0x20004840) [ 1976.948162] EXT4-fs (loop3): bad geometry: block count 512 exceeds size of device (511 blocks) 14:53:50 executing program 6: r0 = syz_open_dev$tty1(0xc, 0x4, 0x3) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, 0x0) inotify_init1(0x0) r1 = openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0xe8b02, 0x0) ioctl$TIOCSBRK(r1, 0x5427) r2 = creat(&(0x7f0000000000)='./file0\x00', 0x0) fallocate(r2, 0x0, 0x0, 0x8800000) accept4$inet6(0xffffffffffffffff, 0x0, 0x0, 0x400) socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x3, &(0x7f0000000340)={@mcast2}, 0x14) inotify_rm_watch(0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x3}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = socket$packet(0x11, 0x3, 0x300) r4 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000140)={'wlan0\x00', 0x0}) sendto$packet(r3, &(0x7f0000000140)="238e653328849672ba880496888e", 0xe, 0x0, &(0x7f0000000000)={0x11, 0x3, r5, 0x1, 0x0, 0x6, @local}, 0x14) creat(&(0x7f0000000040)='./file0\x00', 0x58) socket$inet6_tcp(0xa, 0x1, 0x0) write$binfmt_misc(r2, &(0x7f0000000100)=ANY=[@ANYBLOB="73797a08b70000ad"], 0x8) 14:53:50 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:53:50 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530", 0x45, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 1977.007279] EXT4-fs (loop3): bad geometry: block count 512 exceeds size of device (511 blocks) [ 1977.077858] Process accounting resumed 14:53:50 executing program 3: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x0) write$9p(0xffffffffffffffff, &(0x7f00000000c0)="0fb865562069ab2f32beb83e263962827b00d7d8b791e504b65c5ed26e6688d67a9796c1aedca0de65d21b4796fd1b3df0ccedf9739e29f6b965de85433255da7945b7", 0x43) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x800}, 0x0, 0x0, 0x1002, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080), r0) sendmsg$DEVLINK_CMD_PORT_SET(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000140)={&(0x7f00000002c0)={0x1b8, r1, 0x800, 0x70bd2a, 0x25dfdbfe, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x6, 0x4, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x6, 0x4, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x6, 0x4, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x6, 0x4, 0x2}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x6, 0x4, 0x2}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}, {0x6, 0x4, 0x3}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x6}}, {{@pci={{0x8}, {0x11}}, {0x8}}, {0x6, 0x4, 0x3}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}, {0x6, 0x4, 0x2}}]}, 0x1b8}, 0x1, 0x0, 0x0, 0x60008000}, 0x4401) syncfs(r0) 14:53:50 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 23) [ 1977.300463] FAULT_INJECTION: forcing a failure. [ 1977.300463] name failslab, interval 1, probability 0, space 0, times 0 [ 1977.303026] CPU: 1 PID: 10607 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1977.304712] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1977.306421] Call Trace: [ 1977.307065] dump_stack+0x107/0x167 [ 1977.307964] should_fail.cold+0x5/0xa [ 1977.308946] should_failslab+0x5/0x20 [ 1977.309813] __kmalloc_track_caller+0x79/0x3c0 [ 1977.310877] ? kstrdup_const+0x53/0x80 [ 1977.311766] kstrdup+0x36/0x70 [ 1977.312536] kstrdup_const+0x53/0x80 [ 1977.313418] alloc_vfsmnt+0xb5/0x680 [ 1977.314277] clone_mnt+0x6c/0xce0 [ 1977.315055] copy_tree+0x3b0/0xa60 [ 1977.315800] copy_mnt_ns+0x144/0xa00 [ 1977.316575] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1977.317565] ? kmem_cache_alloc+0x2b4/0x360 [ 1977.318458] create_new_namespaces+0xd6/0xb20 [ 1977.319389] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1977.320391] ksys_unshare+0x449/0x8a0 [ 1977.321178] ? unshare_fd+0x1c0/0x1c0 [ 1977.321958] ? ksys_write+0x1a9/0x260 [ 1977.322756] __x64_sys_unshare+0x2d/0x40 [ 1977.323589] do_syscall_64+0x33/0x40 [ 1977.324354] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1977.325408] RIP: 0033:0x7fd87e9ecb19 [ 1977.326170] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1977.329904] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1977.331453] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1977.332908] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1977.334357] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1977.335799] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1977.337261] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 1977.394937] Process accounting resumed [ 1990.167339] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:54:12 executing program 3: r0 = openat$loop_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f00000002c0), 0x8406b794ccf04e16, 0x0) ioctl$LOOP_CTL_GET_FREE(r1, 0x4c82) r2 = creat(0x0, 0x0) fallocate(r2, 0x0, 0x0, 0x8800000) ioctl$GIO_FONT(0xffffffffffffffff, 0x4b60, &(0x7f0000000140)=""/200) perf_event_open(&(0x7f0000000340)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x88, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$F2FS_IOC_COMMIT_ATOMIC_WRITE(0xffffffffffffffff, 0xf502, 0x0) readv(r2, &(0x7f0000000000)=[{&(0x7f0000000400)=""/253, 0xfd}], 0x1) r3 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000000300), 0x0, 0x0) ioctl$LOOP_CTL_ADD(r3, 0x4c80, 0x0) ioctl$LOOP_CTL_REMOVE(r3, 0x4c81, 0x0) accept4$inet6(r2, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000100)=0x1c, 0x0) r4 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$SO_ATTACH_FILTER(r4, 0x1, 0x1a, &(0x7f0000000080)={0x2, &(0x7f00000000c0)=[{0x28, 0x0, 0x0, 0xfffff038}, {0x6}]}, 0x10) ioctl$BTRFS_IOC_SEND(r4, 0x40489426, &(0x7f0000000240)={{r0}, 0x4, &(0x7f0000000040)=[0x7f, 0x77, 0x10000, 0x80], 0xb37, 0xebe6aa7ca8cf97d, [0x7, 0x7fffffff, 0x3ff, 0x5]}) ioctl$SG_SET_DEBUG(r2, 0x227e, &(0x7f0000000000)=0x1) syz_open_dev$sg(&(0x7f0000000080), 0x0, 0xc2981) 14:54:12 executing program 7: perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpid() stat(&(0x7f0000001cc0)='.\x00', 0x0) getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, 0x0, 0x2, 0xffffffffffffffff, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff, 0xfffffe01}) r0 = add_key$keyring(&(0x7f0000000240), &(0x7f0000000280)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r0, 0x0) r1 = add_key$keyring(&(0x7f0000000100), &(0x7f0000000140)={'syz', 0x1}, 0x0, 0x0, r0) request_key(&(0x7f0000000040)='asymmetric\x00', &(0x7f0000000080)={'syz', 0x1}, &(0x7f00000000c0)='keyring\x00', r1) keyctl$get_security(0x11, r0, 0x0, 0x0) stat(&(0x7f0000000000)='./file0\x00', 0x0) setresuid(0x0, 0x0, 0x0) keyctl$chown(0x4, r0, 0x0, 0x0) 14:54:12 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x200001, 0x0) ioctl$FITRIM(r0, 0xc0185879, &(0x7f00000000c0)={0x6, 0x3, 0x7fffffff}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e21, @multicast1}, 0x10) connect$inet(r1, &(0x7f0000000140)={0x2, 0x4e21, @local}, 0x10) r2 = openat$null(0xffffffffffffff9c, &(0x7f0000000040), 0x80800, 0x0) fallocate(r2, 0x78, 0x9, 0xc000) getsockopt$sock_buf(0xffffffffffffffff, 0x1, 0x1c, 0x0, &(0x7f0000000180)) ioctl$FS_IOC_FSSETXATTR(r1, 0x40086602, &(0x7f0000000000)={0x800005, 0xffffffff, 0x8000, 0x2, 0xfffffffb}) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000100), 0x40400, 0x0) ioctl$FS_IOC_FIEMAP(r3, 0xc020660b, &(0x7f00000001c0)={0x5, 0x1, 0x1, 0x4, 0x6, [{0x3, 0x6, 0x20}, {0x0, 0x1ff, 0x7ff, '\x00', 0x180}, {0x2, 0x1, 0x5, '\x00', 0x8}, {0x311d, 0x8, 0x4, '\x00', 0x3f0a}, {0x10001, 0x3, 0x0, '\x00', 0x300}, {0x7, 0x6, 0x9, '\x00', 0x1081}]}) unshare(0x48020200) 14:54:12 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:54:12 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530", 0x45, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:54:12 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 38) 14:54:12 executing program 6: sendmsg$AUDIT_SET_FEATURE(0xffffffffffffffff, 0x0, 0x1) sendmsg$SEG6_CMD_GET_TUNSRC(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB], 0x4c}, 0x1, 0x0, 0x0, 0x24008800}, 0x8000) r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000007c0)={0x20, 0x6d, 0xc21, 0x0, 0x0, {0x0, 0x2, 0x2}, [@nested={0xc, 0x0, 0x0, 0x1, [@typed={0x8, 0x0, 0x0, 0x0, @fd}]}]}, 0x20}}, 0x0) connect$inet6(r0, &(0x7f0000000540)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) socket$netlink(0x10, 0x3, 0x0) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @ipv4={'\x00', '\xff\xff', @local}}, 0x1c) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x95e}, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r0, &(0x7f0000004d00), 0x2f, 0x20040000) 14:54:12 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 24) [ 1999.170430] FAULT_INJECTION: forcing a failure. [ 1999.170430] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1999.172696] CPU: 1 PID: 10630 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1999.173951] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1999.175421] Call Trace: [ 1999.175902] dump_stack+0x107/0x167 [ 1999.176546] should_fail.cold+0x5/0xa [ 1999.177259] _copy_from_user+0x2e/0x1b0 [ 1999.177943] __copy_msghdr_from_user+0x91/0x4b0 [ 1999.178731] ? __ia32_sys_shutdown+0x80/0x80 [ 1999.179478] ? unix_stream_recvmsg+0xf0/0xf0 [ 1999.180289] ? sock_sendmsg+0x55/0x190 [ 1999.181004] sendmsg_copy_msghdr+0xa1/0x160 [ 1999.181793] ? do_recvmmsg+0x6d0/0x6d0 [ 1999.182477] ? __lock_acquire+0x1657/0x5b00 [ 1999.183246] ___sys_sendmsg+0xc6/0x170 [ 1999.183944] ? sendmsg_copy_msghdr+0x160/0x160 [ 1999.184958] ? vmacache_find+0x55/0x2a0 [ 1999.185852] ? find_held_lock+0x2c/0x110 [ 1999.186633] ? __might_fault+0xd3/0x180 [ 1999.187357] ? lock_downgrade+0x6d0/0x6d0 [ 1999.188080] ? asm_exc_page_fault+0x1e/0x30 [ 1999.188898] __sys_sendmmsg+0x195/0x470 [ 1999.189623] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1999.190384] ? lock_downgrade+0x6d0/0x6d0 [ 1999.191166] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1999.192018] ? wait_for_completion+0x270/0x270 [ 1999.192865] ? rcu_read_lock_any_held+0x75/0xa0 [ 1999.193716] ? vfs_write+0x354/0xa30 [ 1999.194361] ? fput_many+0x2f/0x1a0 [ 1999.195013] ? ksys_write+0x1a9/0x260 [ 1999.195681] __x64_sys_sendmmsg+0x99/0x100 [ 1999.196406] do_syscall_64+0x33/0x40 [ 1999.197074] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1999.197981] RIP: 0033:0x7fc22ce06b19 [ 1999.198633] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1999.202060] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1999.203479] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1999.204836] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1999.206178] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1999.207491] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1999.208820] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:54:12 executing program 7: perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpid() stat(&(0x7f0000001cc0)='.\x00', 0x0) getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, 0x0, 0x2, 0xffffffffffffffff, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff, 0xfffffe01}) r0 = add_key$keyring(&(0x7f0000000240), &(0x7f0000000280)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe) keyctl$setperm(0x5, r0, 0x0) r1 = add_key$keyring(&(0x7f0000000100), &(0x7f0000000140)={'syz', 0x1}, 0x0, 0x0, r0) request_key(&(0x7f0000000040)='asymmetric\x00', &(0x7f0000000080)={'syz', 0x1}, &(0x7f00000000c0)='keyring\x00', r1) keyctl$get_security(0x11, r0, 0x0, 0x0) stat(&(0x7f0000000000)='./file0\x00', 0x0) setresuid(0x0, 0x0, 0x0) keyctl$chown(0x4, r0, 0x0, 0x0) [ 1999.260332] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 1999.270000] FAULT_INJECTION: forcing a failure. [ 1999.270000] name failslab, interval 1, probability 0, space 0, times 0 [ 1999.272248] CPU: 1 PID: 10633 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 1999.273445] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1999.274846] Call Trace: [ 1999.275294] dump_stack+0x107/0x167 [ 1999.275909] should_fail.cold+0x5/0xa [ 1999.276554] ? create_object.isra.0+0x3a/0xa20 [ 1999.277334] should_failslab+0x5/0x20 [ 1999.278002] kmem_cache_alloc+0x5b/0x360 [ 1999.278740] ? find_held_lock+0x2c/0x110 [ 1999.279476] create_object.isra.0+0x3a/0xa20 [ 1999.280254] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 1999.281175] kmem_cache_alloc+0x159/0x360 [ 1999.281914] alloc_vfsmnt+0x23/0x680 [ 1999.282588] clone_mnt+0x6c/0xce0 [ 1999.283214] copy_tree+0x3b0/0xa60 [ 1999.283866] copy_mnt_ns+0x144/0xa00 [ 1999.284538] ? rcu_read_lock_sched_held+0x3e/0x80 [ 1999.285410] ? kmem_cache_alloc+0x2b4/0x360 [ 1999.286159] create_new_namespaces+0xd6/0xb20 [ 1999.287120] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 1999.288187] ksys_unshare+0x449/0x8a0 [ 1999.288905] ? unshare_fd+0x1c0/0x1c0 [ 1999.289566] ? fput_many+0x2f/0x1a0 [ 1999.290228] ? ksys_write+0x1a9/0x260 [ 1999.290926] __x64_sys_unshare+0x2d/0x40 [ 1999.291674] do_syscall_64+0x33/0x40 [ 1999.292348] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1999.293280] RIP: 0033:0x7fd87e9ecb19 [ 1999.293971] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1999.297319] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 1999.298719] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 1999.300048] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 1999.301291] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 1999.302585] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1999.303831] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:54:12 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x46e2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ftruncate(r0, 0x1000003) ioctl$EXT4_IOC_SWAP_BOOT(r1, 0x6611) ioctl$VFAT_IOCTL_READDIR_BOTH(0xffffffffffffffff, 0x82307201, 0x0) sendmsg$NL80211_CMD_GET_REG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYRESHEX, @ANYRES32, @ANYRES32, @ANYRES16], 0x1e8}, 0x1, 0x0, 0x0, 0x801}, 0x1) openat$full(0xffffffffffffff9c, &(0x7f0000000100), 0x1, 0x0) ioctl$SG_GET_SCSI_ID(r0, 0x2276, &(0x7f00000002c0)) ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)) fsetxattr$security_capability(r0, &(0x7f0000000040), &(0x7f0000000080)=@v2={0x2000000, [{0x0, 0x7ff}, {0x5}]}, 0x14, 0x1) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x582, 0x1, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, @perf_config_ext={0xfffffffffffffff7}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff, 0x0, 0x0, 0x0, 0x800000000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) write$binfmt_elf64(r0, &(0x7f00000001c0)=ANY=[], 0xfdef) ioctl$AUTOFS_IOC_CATATONIC(r2, 0x9362, 0x0) openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0) r3 = open(&(0x7f0000000300)='./file0\x00', 0x224c2, 0x2e) recvmsg$unix(r3, &(0x7f0000000600)={&(0x7f0000000380), 0x6e, &(0x7f0000000400)=[{&(0x7f0000000480)=""/178, 0xb2}], 0x1, &(0x7f0000000540)=[@cred={{0x1c}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0x88}, 0x12062) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r4, 0xc0502100, &(0x7f0000000640)={0x0}) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(0xffffffffffffffff, 0xc0182101, &(0x7f0000000440)={r5}) r6 = openat$cgroup_netprio_ifpriomap(0xffffffffffffffff, &(0x7f00000000c0), 0x2, 0x0) ioctl$FS_IOC_SETVERSION(r6, 0x40087602, &(0x7f0000000140)=0x7) 14:54:12 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870", 0x50, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:54:13 executing program 7: r0 = syz_mount_image$ext4(0x0, &(0x7f0000000340)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x5, 0x7f}}, 0x0, 0xfffffffff7ffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r2 = fcntl$getown(r1, 0x9) setpriority(0x1, r2, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r2, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) r3 = openat2(r0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x2, 0x1}, 0x18) perf_event_open(&(0x7f0000000040)={0x4, 0x80, 0x6, 0x7f, 0x40, 0x3, 0x0, 0x8, 0x20000, 0x8, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1fffe, 0x1, @perf_bp={&(0x7f0000000000), 0x4}, 0x4004c, 0x4, 0x0, 0x5, 0x9, 0xec9, 0x0, 0x0, 0x80, 0x0, 0xc06e}, r2, 0xf, r3, 0x9) mount$9p_unix(&(0x7f00000001c0)='./file1\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f00000002c0)={'trans=unix,', {[{@access_user}, {@version_u}, {@fscache}], [{@obj_user={'obj_user', 0x3d, 'cgroup2\x00'}}]}}) [ 1999.423779] 9pnet: p9_fd_create_unix (10659): problem connecting socket: ./file1: -2 14:54:13 executing program 3: r0 = perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000001300)='/sys/power/resume', 0x0, 0x0) copy_file_range(r1, &(0x7f0000000000)=0x80000000, r1, &(0x7f0000000080)=0x100000000, 0x7, 0x0) copy_file_range(r1, 0x0, 0xffffffffffffffff, &(0x7f0000000040)=0x7fff, 0xa1, 0x0) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(0xffffffffffffffff, 0xc0189378, &(0x7f00000002c0)={{0x1, 0x1, 0x18, r1, {r1}}, '\x00'}) r3 = openat$hpet(0xffffffffffffff9c, &(0x7f00000003c0), 0x800, 0x0) r4 = syz_mount_image$nfs(&(0x7f0000000440), &(0x7f0000000480)='./file0\x00', 0x1000, 0x0, &(0x7f00000004c0), 0x2000084, &(0x7f0000000500)={[{'\'}+-+\''}, {',{'}, {')'}], [{@smackfstransmute={'smackfstransmute', 0x3d, '&{--)'}}]}) r5 = dup(0xffffffffffffffff) sendto$inet(r5, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r6, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) io_submit(0x0, 0x5, &(0x7f0000000680)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x7, 0x4, r0, &(0x7f00000000c0)="cdb77336f1fcb2a9219e6ac83600e42d7e2322d3555a3e4ca052ed4e197e21be188aea8fcf1bf3a9011e85ab7a3ffc14a8b335328dc207dececa4fa2bf603b6adb3c8910d7e2dc2640fa674132e6dc2c58c6cbd81def0732d81e702075ae376ec8a073c21993d8adeb6074db8e34dbfaadc94c0e585a00447ac920411568cf8133a1ee7591242f7d7c85b5af152f8775333485b8b8dd4c2fc2515dc2759e125a39671dd23cd172b42ad2", 0xaa, 0x800, 0x0, 0x2}, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x6, 0x4, r1, &(0x7f00000001c0)="1d6cadf2b995326fcf6ab00ea58aba013fe9beab7fc60714c09655451bfa4e288fc1c02e5e192f9a001c3a19a5cf13d81b4dab8ffad0189b15014fb34ba9cfa5206e3a26b4de4749373b86f821fe3bc4809eda667e8c26b0c83913add3f76202ac579d55e82f49a532f40e70fd88b6f16d4e17309349abf23a940198f693469581ac08702e30d1b6c86b28993d5159888dca66c0e53a2bfd1c33b85052961ecc5c8fe6264abdcf786078b5d0dd315ac38f84e89d913154549eba2fd8c29843d8086a7afd43bb27bc4ec91d09985ddfd54c8a91f77b", 0xd5, 0x401, 0x0, 0x2, r2}, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x1, 0x9, r1, &(0x7f0000000340)="4c9171c0bf3af571c79411d0897eddf3a588e37fcbd632ab470805d990d619ddd226030431262b666a63b6ea077583108beb1599c896965355cb21c9fee3faa9fd108726b72571dda1", 0x49, 0x1, 0x0, 0x1, r3}, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x2, 0x3, r4, &(0x7f0000000540)="9027cb06bb9ebe84d26fabace41fe7808219a13af99f90b8f3bcab06a5b3591291fbd4f9c734a7bdd5a54790c66e2f", 0x2f, 0x3, 0x0, 0x2, r5}, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x6, 0x6, r6, &(0x7f00000005c0)="df43cb2270db0074ce40bef9ea6a88924867de2ca5897b31b5f8e581a8fe417f82c4c40a69eae05edc841cb23922e55e50b18d4abce28349e7e099712eb1d481e3b6a56d734b3d3e1515144cfc10c6f21a9b115a599198d92ab45088aff6ed367425d1d11f4b0dca3a96b7df8b3c79", 0x6f, 0x15, 0x0, 0x2, r1}]) [ 1999.488396] 9pnet: p9_fd_create_unix (10661): problem connecting socket: ./file1: -2 14:54:13 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 39) 14:54:13 executing program 6: sendmmsg$inet6(0xffffffffffffffff, &(0x7f0000002700)=[{{&(0x7f0000000000)={0xa, 0x4e23, 0xa58, @private0, 0x6}, 0x1c, &(0x7f0000000180)=[{&(0x7f0000000080)="08550e8302937d89", 0x8}, {&(0x7f00000000c0)="5fb45f84784c8fd9558922cd4367b4011581d178e1192a1f0bdf2e971c972475f52c4a60808add49b13977def3cd279c", 0x30}, {&(0x7f0000000100)="332123de1b399518fd81a1a95311373ae92b3f15ef022bc14bb244e2c8d318a355a0d0d9b3b5b56eebc9b7338c89ebffc3b12dfc4305769d30e3281a3022bf5d719437f4c3df86dec49c8acea278848471e7adf948efdd64ccb2363390c3ba4104c2dc4befaae0baaa83fe", 0x6b}], 0x3, &(0x7f00000001c0)=[@tclass={{0x14, 0x29, 0x43, 0x8}}], 0x18}}, {{&(0x7f0000000200)={0xa, 0x4e20, 0x80000001, @ipv4={'\x00', '\xff\xff', @private=0xa010101}, 0x9ef}, 0x1c, &(0x7f0000002600)=[{&(0x7f00000002c0)="ed5c7b5550c536079139e2e8d7c92750b93b660d09d682a203753b3983ed7b39dd54f9f8d7c8a71afcf4a380e2ee12dbc720b608f48ba478a7f581ebfc0bcfc4cf3d580e40eac3349b5291c7a4e7e5ea773dfa24ebf54490a863d51c3de9e4b35f02ddb28a8fb2e05e09dbe10e5dfde504221720c2bbcfddc18e7d2239ce2be792b6519b365ca82bbb8a3a91c2230e9484ab72cee548ade1d22f03a87198c1e6dbe8ea798baab7d16cc664153ecd65114132da94486a839eabd2f695c3af806a01b4ff3304", 0xc5}, {&(0x7f00000003c0)="6acf28efeb7940526d48fbe638d25a08e8a8d430254d96a109bd71b241fd0ae57eb786be63741f306f1ee2e7c91608ad2f4d790dc28bf129e1cb48bb726543f9cb8435d06c200cc975e435ad99bc09b1366b712894479b6a800eeec0157052ced966b0d9975d9f762f69064d86212b216e3c65cd8d2df996ba9bc294f477f100fab01bb783a66785af07210f9205bac40c9cf45e81e0b5fc", 0x98}, {&(0x7f0000000480)="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{&(0x7f0000001540)="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0x1000}, {&(0x7f0000002540)="9f55ccb214f1dd7098d8618a1492664297c674f529c5e4017264e06c027431b1283955cf78e94fc029758f70b708820343deb43ab6354300176572786565fa1e321c93f6309db9e14aec5f5ee040dc6e50973631ac0e5866f3611b87b3caf91c518444fec60c9815302e5e7fc5a36940bab60582e6b8a99351c0a143a670edee6d3d607c996a6ab08c9dd5f5d58d2bef6a32c181a69d9d5593822bec4814a5f514a2872880c4e2b13849e94466d63c", 0xaf}], 0x6, &(0x7f0000002680)=[@dontfrag={{0x14, 0x29, 0x3e, 0x6}}, @hopopts={{0x38, 0x29, 0x36, {0x2c, 0x3, '\x00', [@pad1, @jumbo={0xc2, 0x4, 0x83}, @enc_lim={0x4, 0x1, 0x8}, @ra={0x5, 0x2, 0x8001}, @pad1, @jumbo={0xc2, 0x4, 0xc84e}, @ra={0x5, 0x2, 0x1000}]}}}], 0x50}}], 0x2, 0x4000) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000040)={0x24, 0x24, 0xc21, 0x0, 0x0, {}, [@typed={0x4}, @typed={0xc, 0x0, 0x0, 0x0, @u64}]}, 0x24}}, 0x0) [ 1999.584949] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 1999.586117] FAT-fs (loop4): Filesystem has been set read-only [ 1999.587369] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 1999.616817] nfs: Unknown parameter ''}+-+'' [ 1999.648886] FAULT_INJECTION: forcing a failure. [ 1999.648886] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1999.651028] CPU: 1 PID: 10673 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 1999.652047] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 1999.652323] nfs: Unknown parameter ''}+-+'' [ 1999.653288] Call Trace: [ 1999.653310] dump_stack+0x107/0x167 [ 1999.653327] should_fail.cold+0x5/0xa [ 1999.653352] _copy_from_user+0x2e/0x1b0 [ 1999.656374] __copy_msghdr_from_user+0x91/0x4b0 [ 1999.657083] ? __ia32_sys_shutdown+0x80/0x80 [ 1999.657747] ? unix_stream_recvmsg+0xf0/0xf0 [ 1999.658393] ? sock_sendmsg+0x55/0x190 [ 1999.658972] sendmsg_copy_msghdr+0xa1/0x160 [ 1999.659599] ? do_recvmmsg+0x6d0/0x6d0 [ 1999.660217] ? __lock_acquire+0x1657/0x5b00 [ 1999.660881] ___sys_sendmsg+0xc6/0x170 [ 1999.661444] ? sendmsg_copy_msghdr+0x160/0x160 [ 1999.662122] ? vmacache_find+0x55/0x2a0 [ 1999.662719] ? find_held_lock+0x2c/0x110 [ 1999.663306] ? __might_fault+0xd3/0x180 [ 1999.663887] ? lock_downgrade+0x6d0/0x6d0 [ 1999.664495] ? asm_exc_page_fault+0x1e/0x30 [ 1999.665188] __sys_sendmmsg+0x195/0x470 [ 1999.665793] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 1999.666454] ? lock_downgrade+0x6d0/0x6d0 [ 1999.667097] ? __mutex_unlock_slowpath+0xe1/0x600 [ 1999.667919] ? wait_for_completion+0x270/0x270 [ 1999.668591] ? rcu_read_lock_any_held+0x75/0xa0 [ 1999.669316] ? vfs_write+0x354/0xa30 [ 1999.669856] ? fput_many+0x2f/0x1a0 [ 1999.670413] ? ksys_write+0x1a9/0x260 [ 1999.670979] __x64_sys_sendmmsg+0x99/0x100 [ 1999.671635] do_syscall_64+0x33/0x40 [ 1999.672172] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 1999.672965] RIP: 0033:0x7fc22ce06b19 [ 1999.673507] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1999.676310] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 1999.677471] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 1999.678543] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 1999.679611] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1999.680679] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1999.681760] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 1999.735822] Process accounting resumed [ 2015.716346] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:54:36 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 25) 14:54:36 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:54:36 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 40) 14:54:36 executing program 6: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) stat(&(0x7f0000002500)='./file0\x00', &(0x7f0000002680)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0xffffffffffffffff, r0, 0x0) syz_mount_image$vfat(&(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0xf441, 0x8, &(0x7f0000002440)=[{&(0x7f0000000100)="b8c43365f3e738dc96dc8319efb0fdcbc00d53bb7940027d9f853316448179f4edca0a7fb309d5ec4659ea29440d3e3499255f551fe7afd8578527c0279239b759c18ef7a66f91843a4858877f0357be64bc0f772cb6f2d8f0003d4f62fd55458074003487793932bf489d2a9bd7e2078b25733efaf69aca864fc6140deba49a3c38317d11980325913591783e62f8f34968348eb0c82b56222ef85f65cedc752c197bbf1f75e3b2b1f41b778688da8af8475fe29c2803d0d118e9552b70a8bf24fe24e47f20f11ff5e767370855c25966a78df54ae98a3e67013991ea826f5aa6b7139ca8fdc0", 0xe7, 0x10000000}, {&(0x7f0000000200)="e8139a0493023848bef432a1fd7938e1d6d819ad3b4a8e25c819b7bef0696abdc588923959abf611ed7768f00416e8dbf5b7fc1b1de398391491142978627c8c2669bc199cdcdb6bde9a661f2845290310bf10914f55080288f747cc744889d8d941819802b37fb262e9de0826d4cf09d2569a801005187ded83667fe729724b6f465801a7eb59a63534794f53d42cb180747434686f860a818ed1ca57eba0df51717b3295770a7b8af630b0ab5af6ef23e62216d89c288937630a66b0fc040d213a72e2b281906b667bee37c80accd95004e07513ca87839675812910e1752ba5dca8b7363fc135c665d555a545b53ff3d0123e82e8be7f14f52c29fb1c43f1014454682f2a28ad2be0a04c787b070e7dadf64c3ddceb7caf95303166dd7e42e08414ba19063238f1518a13cd1d9956e2cecff69ac58af1ed7db0ddbde09f64be65501f0ad2ba2b352a11b8132c7c9697eb3266ac761f3159599d3a0a7a5f01f9552ff7b71bad962a5fe0f65c122f429d0ca675803a8f158fe602ceb824a08f16261213c11282b8022199aa00601e5f1579c50c0a7dd79f001f5dbe5d9109c6d7dfc9931b1847de90a94ef95c91a3faa0df6922a227fc45c4e37eafb402185bab335d4ecccb75198974b26d6405428582216ff95becb34fb304a6890fab1157fec343da6cad940dd35c898e15b47cb163d75ab9503964536a58de13b89e38ffa8275ec207ad3fe1ae0c5491f7d7916f0a7d0373dd13dddaa1475826d55306ff56dc8f927441adbd9499ea5ba10e9ca340056893da0a262720598893699077fffe70c319df2403f2f2260e9a602d3b451bd101f81ccbb586268c8fea39f82865aa32f0c568e4bfde258cfa9bb4435b36da13036b41454175b0e11ed05fc7d0f5ca3046ff21764c7d8df7d607e4a0ff954713412ff75a4c9749164a110d7ced44c9d29261e8e6e8b63a663e860486941a85e77119e9241ad0d6d776c242e6697c3b22786bd522d95f2ea3eba484830cebb245b36e54e448639cf0f49997d650b2cbdb2217e4b492e8832d53f95e3c5d92cc72f7ac4af2b8169ba426e17ab694cd23de09ef315bb5ef499b09896dae8d5ce5ca3e375f2f367644b873058efce5b3aa7d5fb6f46d7e4355907f2031a12c56043652a35dfcc4433315c3fb3d173a427fe8bc9fd39c40ec8cf6ae2ed91fd06bcf10ae46029ea418e71f4f0ab6a31f3d8a6f3a31234578e167c7d907664007a512a07f2ea254606f7356bd607833853cbaeecd1c72737e33c63bf5eceef91db2c39926e0c5ac6839fa3ed594e78304befb98324c01b18581c15bcf5e3e8a138530fb383fd80817420fd8a1490063888e70b5df283596bb4430b6cdd3d472280789e298f9a6653769453071a3c924132312c4597580d69c4b84359bf5fab535662c91e72d94bc549207e0ebb08a68023472950613c491d148c0ea9e83721eb035ad8c01ac162da079d2c74bbd8c860a398f43190a02d548c0ebf626d70ad18167d41a76baa2a8bd3147fc198ecc43f92a194810be50f20997a0bda4d8b0b9c89d19daa20dd837efaa456a0967cc121e78932ed3b5f3417f53243cb147e248132abb8de31844001f1a29bfeeae5a6c405d82a233f36f5012f4085eb25f6f15d6c6412382a827989b9f8c4fce5f7d66f81c2387b30605c89e5b5f09d835c223c92090fc904f17b737ac0d5046085667efbdb721c1a12397e63dcf0a73558c5c9962a17321216e760c6b264e862d9aa567f237cfe2b96ff2e2c5601c375544c8ba5b3654f450cfcc6ee662ce47a872e8f9fe39bff3d0137d738ef84666f0371f82881ce3afef37df62a71f36ace069dc9aec5826f8d6cef08cce1cbd6ccf419872bc7f43b16def4a38e4b1df90bdae5b834d43f7315a6e3590405e9bf678cb2ad5c59d11f45bb10809a53cc69e1e8f4487ec7b23cad4688e2639464ef47716596e0443d16533e42ab7c30b98413f43c7fbbda71a44d886c24475aaa8e01f5086c34593d44591f03394450acc59ef76aa5756affec25545678528953a7ea77e4dd1c82cd1cdb5a5aae1867aaf138fd9e1615390ca2db3958f999e73e658ad495e0d015e364f64f5840659938d6bec89129854506f909395eda9d3a61b3a7526b8582b8c5eafa766d82bdd0336b11fd94986b5f369a0f601544d2f41312c8533856d2afa71fecbd82bc083669a8f6754bfaef33efc0ce486f323925ded09815292e324cef01f9f3c0659d2fe8e6135f354bb8580d8b932448c95bc1a4cd48b72e4c1afde2a25c517c2c798214a4c80e0cd5f475ba324b9ed8251c98fda4a113d3f7a35797ccfe0010908f900910c80fe2093fe475cdb68082deba3ba32704c11c52fd0d81dd5e68043f38c72c437ac6249b1dc8da4939683f9cb3402aea509a93f477130510b9b8d3412ca939fa24aba9dc664f70087c1f624fd05c22bf6f5d8ec0b1ce174e372b4b5a9c25e6294b2198abb8fa4922abeb407790fb846ecdb025fd8da77d317b82c308c3522757ab7db1fd47bb24065b47004338be6dc6c7342a26917b283b8b7ad39005b80873a83ec2243254bbb122162bf688f8ddaf01cc3ed214f675f1d7a5b925e49e0e41aa327b9851af3b1aa8f911ecbbaee36e3a5feadb0f1d9752888ffb272f88b62f546736ce3fa6ed1fa39438a51c0de883a83a063567b2b0b935c984f2970003cbab3edd82cd25b72539ed18ed825b76d604d1871dc1242f9f351284b7c8f2e5df01ea7941272c80978441b10845227683c02d7380f4eed82ff449f8d9f07fba0cd344e312cc394fb25742ab36e59198716b8a428a109365c336bebaee8099e046b3abdd3aab236254c6934f82a546b3e81e439ddcf4e64e9231bf1484c83db1135628559b687d839285c20b2592170a01cf905ade7014d80f50a5f518aae3bfa6b4554a3f6fae1e0374e4647d77441d83484e1f924a25c9a1f08a56818fc1cf9c7792e5c4272bef7f3b267046505651a5a415c7fe51179a2581067bdfccef19f55bdee8563a35b796b2add4de2b429b8e728cce196dd6c6c9cd264030eb85b6eef8e424e57957737ef1a4fbbe1875d0abe0c45d1fcfbc27b118fa42b60d7b318a354a2d4f65deafb2b0e5748fd2ce857d662036944f19deecf8f07e3a9a69c74e81dd036806af2123becc6f0572ee145b10a73c866a54064db277e32ad6fea250815d83727e96611c43c99d652a23b0e507cffeda482d00c0cccac28859c18a2ebe42eeab95df3f77fa714bd7c4f32801bdfa2cccae6d9e4d5b591337decc112ebd797cb12de01d441ec2e5c574dd932f0433260bfd76ec452eb03f00935d6d68b4e0e9d89c8348759d40f1e78d14209d4c9d90736b945d6b020e3f43a887ae0d2366030fa9851de57c9149a49e3aa5d129860589c152713301963dea8623c643cd44b0f06e2997f8eff92cd939b924b8bb37c649dbef494b24aadae05c16c78aee5c6caebefac6c0aa3ae70e64e0d97bea10152c6cfd213832bc0ca40898fde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0x1000, 0x2}, {&(0x7f0000001200)="3c0b99cafc70c8199c9441038ced13f576ffb1cdac9686e0019152e59203f6e1de95696e998105c8b8c89827ac28de", 0x2f, 0xffffffff80000001}, {&(0x7f0000001240)="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", 0x1000, 0x7}, {&(0x7f0000002240)="12db341f828cebf1b7c06eae71da23f4d012a02bfb45ee9633896972ebc1a20e69cdb8f964bf830dd736c7afe011e69c18b7660bf772cbec2a353bb12e81a13db4b703fcf0b251f7c35ab486f0bea05ca9f795588c3e6ef00234467e5edba7b05cfa48732f98e51070a37e8ce7b2", 0x6e, 0x7}, {&(0x7f00000022c0)="80c72514659432d180c6a0ff12bcc0e50294baded105f6058306d5a29985728071ecd37933ed62963fa341cd0dfa395ed9e37d72f4924341d7ca9a51e63567957a7ec073f814d7021fce76906c874ba66acca700de6881b9446a79e9f2fce67cbfd21bf56ff51b2736de09883626caedd57731ca47c7fa9b088a90ff7a92ebb216e983e6201ebf78b9c78237b43347a53fc28f1478c8cb0d8d6e15c2c467a194245c8a2d976212d297754da967e9b1f598b646fc05a42e2a0bc466c19d22", 0xbe, 0x2b5}, {&(0x7f0000002700)="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", 0x117, 0x7}, {&(0x7f0000002400)="7532bc84ad0647f1ee12142c8f8010173f541df8acef34bf72264f189b75a103eb0adf2a4b95aa45febb7e70fba92d0cf0b8af91b6695ce1a641277e96ea", 0x3e, 0x100000001}], 0x18b000a, &(0x7f0000002580)=ANY=[@ANYBLOB='shortname=mixed,sys_immutable,rodir,uid>', @ANYRESDEC=r0, @ANYBLOB="2c736d61636b667376fd0bbdffc17472616e736d00aaf783eb69ed12"]) unshare(0x20080) 14:54:36 executing program 7: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x13, r0, 0x0) creat(0x0, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r2 = fcntl$getown(r1, 0x9) setpriority(0x1, r2, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r2, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) perf_event_open(&(0x7f0000001d80)={0x0, 0x80, 0x1, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x80000}, 0x40000, 0x0, 0x2}, r2, 0x3, 0xffffffffffffffff, 0x3) r3 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000080), 0x181000, 0x0) io_uring_register$IORING_UNREGISTER_PERSONALITY(r3, 0xa, 0x0, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x0) 14:54:36 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000000280), 0x0, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}, {&(0x7f0000012600)="ed41000000100000e1f4655fe2f4655fe2f4655f000000000000040008", 0x1d, 0x4200}], 0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="cd1863b18c2dad0368c61800000000"]) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x0, 0xfffffffffffffffd}, 0x104}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) sendmsg$nl_generic(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000700)={0x1c, 0x20, 0xc21, 0x0, 0x0, {0x2}, [@typed={0x8, 0x0, 0x0, 0x0, @u32}]}, 0x1c}}, 0x0) preadv(r2, 0x0, 0x0, 0x0, 0x3) r3 = perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r3, 0x40082406, &(0x7f0000000740)='-*(!\')]&.)\\^\'-+--\x06`*(\x1a)$-') r4 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r5 = fcntl$getown(r4, 0x9) setpriority(0x1, r5, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r5, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) sendmsg$nl_generic(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000001e00)={0x20f4, 0x11, 0x0, 0x70bd29, 0x25dfdbff, {0x1f}, [@nested={0x20bf, 0x20, 0x0, 0x1, [@typed={0xc, 0x42, 0x0, 0x0, @u64=0xc1a}, 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@typed={0x8, 0x54, 0x0, 0x0, @uid}, @generic="4c5ef8c836096902248f81c1d6f579550a3a009f47bdb30a823d74b7d3febc645f0e557bc79b29a9aeaa1588abf7fb756d9954be486cfdd15de529bc855597122b76f30d516ffff91e2ddf1aabd79c6a6b45cc54eeeb4a90109e176d374fc86a0a1f9ca14215b842ba9b53525c2a6815026906764831d79d76fb8cbbcdc398e560e7ebd92cc2d829f2da8fad097aafd0b12322d6afb2f2e27bddb75f33f9d689d28819a8fb87b0"]}, @typed={0x8, 0x74, 0x0, 0x0, @uid=0xee01}, @typed={0x8, 0x36, 0x0, 0x0, @uid}, @typed={0x8, 0x33, 0x0, 0x0, @ipv4=@broadcast}, @typed={0x8, 0x50, 0x0, 0x0, @pid=r5}]}, 0x20f4}, 0x1, 0x0, 0x0, 0x800}, 0x80) r6 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1000000, 0x10, r6, 0x81b03000) dup2(0xffffffffffffffff, r0) setxattr$security_selinux(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080), &(0x7f00000000c0)='system_u:object_r:usr_t:s0\x00', 0x1b, 0x0) r7 = syz_open_procfs(0x0, &(0x7f0000000040)='gid_map\x00') preadv(r7, &(0x7f0000000600)=[{&(0x7f0000000080)=""/90, 0x5a}], 0x1, 0x4, 0x0) openat(r7, &(0x7f0000000180)='./file0\x00', 0x30001, 0x30) 14:54:36 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870", 0x50, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:54:36 executing program 3: ioctl$sock_inet_SIOCGIFADDR(0xffffffffffffffff, 0x8915, &(0x7f00000000c0)={'macvtap0\x00', {0x2, 0x0, @dev}}) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000140)}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x800}, 0x0, 0x0, 0x1002, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getpid() sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x1c, 0x34, 0x400, 0x70bd25, 0x25dfdbfb, {0xd}, [@typed={0x8, 0x58, 0x0, 0x0, @uid=0xee00}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x20008004) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000500100000f000000000000000000000004000000000002000020000020000000def4655fdef4655f0100ffff53ef010001000000ddf4655f000000000000000001000000000000000b0000008000000018000000c20500002b02", 0x66, 0x400}, {&(0x7f0000010100)="000000000000000000000000e58ca12e13a240e2b1a22f8d07e8e55f010040", 0x1f, 0x4e0}, {&(0x7f0000010200)="010000000000050040", 0x9, 0x560}, {&(0x7f0000010300)="030000000400000005", 0x9, 0x800}, {0x0, 0x0, 0x1000000000c00}, {&(0x7f0000010d00)="ed41000000040000ddf4655fdef4655fdef4655f000000000000040020", 0x1d, 0x1480}, {&(0x7f0000012000)="504d4d00504d4dff", 0x8, 0x10000}], 0x0, &(0x7f0000012b00)=ANY=[]) [ 2023.278715] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2023.280329] FAT-fs (loop4): Filesystem has been set read-only [ 2023.282408] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2023.284481] FAULT_INJECTION: forcing a failure. [ 2023.284481] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2023.287491] CPU: 0 PID: 10691 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2023.288903] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2023.290605] Call Trace: [ 2023.291150] dump_stack+0x107/0x167 [ 2023.291893] should_fail.cold+0x5/0xa [ 2023.292673] _copy_from_user+0x2e/0x1b0 [ 2023.293503] __copy_msghdr_from_user+0x91/0x4b0 [ 2023.294452] ? __ia32_sys_shutdown+0x80/0x80 [ 2023.295356] ? unix_stream_recvmsg+0xf0/0xf0 [ 2023.296253] ? sock_sendmsg+0x55/0x190 [ 2023.297062] sendmsg_copy_msghdr+0xa1/0x160 [ 2023.297936] ? do_recvmmsg+0x6d0/0x6d0 [ 2023.298730] ? __lock_acquire+0x1657/0x5b00 [ 2023.299626] ___sys_sendmsg+0xc6/0x170 [ 2023.300416] ? sendmsg_copy_msghdr+0x160/0x160 [ 2023.301371] ? vmacache_find+0x55/0x2a0 [ 2023.302175] ? __lockdep_reset_lock+0x180/0x180 [ 2023.303126] ? find_held_lock+0x2c/0x110 [ 2023.303956] ? __might_fault+0xd3/0x180 [ 2023.304760] ? lock_downgrade+0x6d0/0x6d0 [ 2023.305627] ? asm_exc_page_fault+0x1e/0x30 [ 2023.306519] __sys_sendmmsg+0x195/0x470 [ 2023.307344] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2023.307363] ? lock_downgrade+0x6d0/0x6d0 [ 2023.307402] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2023.307424] ? wait_for_completion+0x270/0x270 [ 2023.307446] ? rcu_read_lock_any_held+0x75/0xa0 14:54:36 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870", 0x50, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2023.307462] ? vfs_write+0x354/0xa30 [ 2023.307485] ? fput_many+0x2f/0x1a0 [ 2023.307504] ? ksys_write+0x1a9/0x260 14:54:37 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) [ 2023.307534] __x64_sys_sendmmsg+0x99/0x100 [ 2023.307555] do_syscall_64+0x33/0x40 [ 2023.307574] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2023.307586] RIP: 0033:0x7fc22ce06b19 [ 2023.307606] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2023.307616] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2023.307637] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2023.307648] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2023.307659] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2023.307670] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2023.307681] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2023.309858] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2023.399507] FAULT_INJECTION: forcing a failure. [ 2023.399507] name failslab, interval 1, probability 0, space 0, times 0 [ 2023.399531] CPU: 0 PID: 10689 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2023.399544] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2023.399551] Call Trace: [ 2023.399578] dump_stack+0x107/0x167 [ 2023.399607] should_fail.cold+0x5/0xa [ 2023.399632] ? create_object.isra.0+0x3a/0xa20 [ 2023.399660] should_failslab+0x5/0x20 [ 2023.399683] kmem_cache_alloc+0x5b/0x360 [ 2023.399718] create_object.isra.0+0x3a/0xa20 [ 2023.399756] kmemleak_alloc_percpu+0xa0/0x100 [ 2023.399788] pcpu_alloc+0x4e2/0x12f0 [ 2023.399841] alloc_vfsmnt+0xfd/0x680 [ 2023.399870] clone_mnt+0x6c/0xce0 [ 2023.399907] copy_tree+0x3b0/0xa60 [ 2023.399953] copy_mnt_ns+0x144/0xa00 [ 2023.399980] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2023.400008] ? kmem_cache_alloc+0x2b4/0x360 [ 2023.400044] create_new_namespaces+0xd6/0xb20 [ 2023.400083] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2023.400112] ksys_unshare+0x449/0x8a0 [ 2023.400135] ? unshare_fd+0x1c0/0x1c0 [ 2023.400165] ? ksys_write+0x1a9/0x260 [ 2023.400211] __x64_sys_unshare+0x2d/0x40 [ 2023.400233] do_syscall_64+0x33/0x40 [ 2023.400257] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2023.400272] RIP: 0033:0x7fd87e9ecb19 [ 2023.400296] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2023.400308] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2023.400334] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2023.400348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2023.400358] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2023.400369] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2023.400380] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2023.478170] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2023.533518] FAT-fs (loop4): Filesystem has been set read-only [ 2023.534997] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2023.539373] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 2023.561458] ext4 filesystem being mounted at /syzkaller-testdir169497382/syzkaller.ZWhrOi/206/file0 supports timestamps until 2038 (0x7fffffff) [ 2023.653890] Process accounting resumed [ 2023.685464] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2040.030762] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:55:01 executing program 6: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) 14:55:01 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', 0x0, 0x0, 0x2154d4, 0x0) 14:55:01 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/slabinfo\x00', 0x0, 0x0) fsetxattr$trusted_overlay_redirect(r0, &(0x7f0000000000), &(0x7f00000000c0)='./file0\x00', 0x8, 0x2) preadv(r0, &(0x7f0000000180)=[{&(0x7f0000000100)=""/71, 0x47}], 0x1, 0x5ade, 0x0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r1, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000300)=@IORING_OP_STATX={0x15, 0x6, 0x0, r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0}, &(0x7f00000002c0)='./file0\x00', 0x20, 0x100}, 0x400) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(r1, 0xc018937b, &(0x7f0000000340)={{0x1, 0x1, 0x18, r2, {r3, 0xee01}}, './file0\x00'}) 14:55:01 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000", 0x56, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:01 executing program 3: creat(&(0x7f00000001c0)='./file0\x00', 0x0) ioctl$FIBMAP(0xffffffffffffffff, 0x1, &(0x7f0000000000)) syz_open_dev$tty20(0xc, 0x4, 0x0) writev(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000080)='1', 0x1}], 0x6) r0 = syz_open_dev$mouse(&(0x7f0000000180), 0x8, 0x8800) sendmsg$IPSET_CMD_GET_BYINDEX(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, 0xf, 0x6, 0x201, 0x0, 0x0, {0xa, 0x0, 0x3}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_INDEX={0x6, 0xb, 0x2}, @IPSET_ATTR_PROTOCOL={0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0x40048c0}, 0x840) writev(0xffffffffffffffff, &(0x7f0000001000), 0x0) openat2(0xffffffffffffffff, &(0x7f0000001040)='./file0\x00', &(0x7f0000001080)={0x280400, 0x0, 0x1c}, 0x18) openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x46e2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$nl_generic(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000480)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c0000001d00400c0000000000000000000000000000000000000000a8b15215b5a0d7f0671315dba6eb7b6c0180bdfbc421a7d83baf914c26e2d1c2510cfd394369d47a2b2947c91f73f945fb06c74b30f18c8a3ec7f724932f3955514514c557c4d13e42ae770357426f5a2061925522f6c385cf7012e50652c196dc1a95346c063cc70e858350c7d7636e20c9dca3e4d2379a1bbdfccc51ee07d7ba847ad13fa07fe4095ddedae3a61baeada3baf029651be4723cee9987ba3e36b0095a124ca0dd20802d2537cab730e9128b72eeb5de18d8a5f4e9e6ec43a17633ecae480c27c23c9d3551ae7e4adc4ff66329"], 0x1c}}, 0x0) 14:55:01 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 26) [ 2047.652112] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2047.658855] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2047.660034] FAT-fs (loop4): Filesystem has been set read-only [ 2047.661990] FAULT_INJECTION: forcing a failure. [ 2047.661990] name failslab, interval 1, probability 0, space 0, times 0 [ 2047.664343] CPU: 0 PID: 10733 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2047.665825] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2047.667516] Call Trace: [ 2047.668059] dump_stack+0x107/0x167 [ 2047.668807] should_fail.cold+0x5/0xa [ 2047.669301] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2047.669597] ? create_object.isra.0+0x3a/0xa20 [ 2047.670775] FAT-fs (loop6): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2047.671486] should_failslab+0x5/0x20 [ 2047.671505] kmem_cache_alloc+0x5b/0x360 [ 2047.671531] create_object.isra.0+0x3a/0xa20 [ 2047.675184] kmemleak_alloc_percpu+0xa0/0x100 [ 2047.676112] pcpu_alloc+0x4e2/0x12f0 [ 2047.676906] alloc_vfsmnt+0xfd/0x680 [ 2047.677677] clone_mnt+0x6c/0xce0 [ 2047.678417] copy_tree+0x3b0/0xa60 [ 2047.679166] copy_mnt_ns+0x144/0xa00 [ 2047.679944] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2047.680933] ? kmem_cache_alloc+0x2b4/0x360 [ 2047.681827] create_new_namespaces+0xd6/0xb20 [ 2047.682742] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2047.683750] ksys_unshare+0x449/0x8a0 [ 2047.684508] ? unshare_fd+0x1c0/0x1c0 [ 2047.685290] ? ksys_write+0x1a9/0x260 [ 2047.686099] __x64_sys_unshare+0x2d/0x40 14:55:01 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 41) [ 2047.686924] do_syscall_64+0x33/0x40 [ 2047.687812] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2047.688865] RIP: 0033:0x7fd87e9ecb19 [ 2047.689632] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2047.693402] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2047.694951] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2047.696404] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2047.697873] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2047.699339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2047.700794] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:55:01 executing program 3: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) syncfs(r0) r1 = fork() ptrace$setopts(0x4200, 0xffffffffffffffff, 0x6, 0x10004a) ptrace(0x10, r1) ptrace$getregset(0x4204, r1, 0x202, &(0x7f0000000140)={&(0x7f0000001280)=""/4096, 0x1000}) [ 2047.725604] FAULT_INJECTION: forcing a failure. [ 2047.725604] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2047.727599] CPU: 1 PID: 10748 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2047.728628] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2047.729851] Call Trace: [ 2047.730247] dump_stack+0x107/0x167 [ 2047.730788] should_fail.cold+0x5/0xa [ 2047.731345] _copy_from_user+0x2e/0x1b0 [ 2047.731938] __copy_msghdr_from_user+0x91/0x4b0 [ 2047.732623] ? __ia32_sys_shutdown+0x80/0x80 [ 2047.733274] ? unix_stream_recvmsg+0xf0/0xf0 [ 2047.733964] ? sock_sendmsg+0x55/0x190 [ 2047.734555] sendmsg_copy_msghdr+0xa1/0x160 [ 2047.735184] ? do_recvmmsg+0x6d0/0x6d0 [ 2047.735762] ? __lock_acquire+0x1657/0x5b00 [ 2047.736400] ___sys_sendmsg+0xc6/0x170 [ 2047.736977] ? sendmsg_copy_msghdr+0x160/0x160 [ 2047.737675] ? vmacache_find+0x55/0x2a0 [ 2047.738282] ? find_held_lock+0x2c/0x110 [ 2047.738898] ? __might_fault+0xd3/0x180 [ 2047.739494] ? lock_downgrade+0x6d0/0x6d0 [ 2047.740124] ? asm_exc_page_fault+0x1e/0x30 [ 2047.740786] __sys_sendmmsg+0x195/0x470 [ 2047.741401] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2047.742055] ? lock_downgrade+0x6d0/0x6d0 [ 2047.742693] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2047.743417] ? wait_for_completion+0x270/0x270 [ 2047.744109] ? rcu_read_lock_any_held+0x75/0xa0 [ 2047.744807] ? vfs_write+0x354/0xa30 [ 2047.745388] ? fput_many+0x2f/0x1a0 [ 2047.745938] ? ksys_write+0x1a9/0x260 [ 2047.746524] __x64_sys_sendmmsg+0x99/0x100 [ 2047.747165] do_syscall_64+0x33/0x40 [ 2047.747728] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2047.748493] RIP: 0033:0x7fc22ce06b19 [ 2047.749055] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2047.751822] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2047.752964] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2047.754049] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2047.755114] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2047.756180] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2047.757246] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:55:01 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000", 0x56, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:01 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 42) [ 2047.900887] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2047.902017] FAT-fs (loop4): Filesystem has been set read-only [ 2047.908702] FAT-fs (loop4): error, corrupted directory (invalid entries) 14:55:01 executing program 0: syz_mount_image$tmpfs(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) r0 = inotify_init1(0x0) inotify_add_watch(r0, &(0x7f0000000080)='./file0\x00', 0xc2000258) ioctl$int_in(r0, 0x5452, &(0x7f0000000000)=0x8f4) rmdir(&(0x7f0000000240)='./file0\x00') ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000040)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) pwrite64(r1, &(0x7f0000000280)="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", 0x112, 0x100) 14:55:01 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', 0x0, 0x0, 0x2154d4, 0x0) [ 2048.002898] FAULT_INJECTION: forcing a failure. [ 2048.002898] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2048.005723] CPU: 0 PID: 10760 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2048.007205] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2048.008934] Call Trace: [ 2048.009497] dump_stack+0x107/0x167 [ 2048.010234] should_fail.cold+0x5/0xa [ 2048.011005] _copy_from_user+0x2e/0x1b0 [ 2048.011808] __copy_msghdr_from_user+0x91/0x4b0 [ 2048.012747] ? __ia32_sys_shutdown+0x80/0x80 [ 2048.013655] ? unix_stream_recvmsg+0xf0/0xf0 [ 2048.014537] ? sock_sendmsg+0x55/0x190 [ 2048.015328] sendmsg_copy_msghdr+0xa1/0x160 [ 2048.016192] ? do_recvmmsg+0x6d0/0x6d0 [ 2048.016976] ? __lock_acquire+0x1657/0x5b00 [ 2048.017875] ___sys_sendmsg+0xc6/0x170 [ 2048.018661] ? sendmsg_copy_msghdr+0x160/0x160 [ 2048.019574] ? vmacache_find+0x55/0x2a0 [ 2048.020393] ? find_held_lock+0x2c/0x110 [ 2048.021220] ? __might_fault+0xd3/0x180 [ 2048.022025] ? lock_downgrade+0x6d0/0x6d0 [ 2048.022859] ? asm_exc_page_fault+0x1e/0x30 [ 2048.023741] __sys_sendmmsg+0x195/0x470 [ 2048.024546] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2048.025426] ? lock_downgrade+0x6d0/0x6d0 [ 2048.026277] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2048.027243] ? wait_for_completion+0x270/0x270 [ 2048.028165] ? rcu_read_lock_any_held+0x75/0xa0 [ 2048.029095] ? vfs_write+0x354/0xa30 [ 2048.029861] ? fput_many+0x2f/0x1a0 [ 2048.030595] ? ksys_write+0x1a9/0x260 [ 2048.031369] __x64_sys_sendmmsg+0x99/0x100 [ 2048.032227] do_syscall_64+0x33/0x40 [ 2048.032973] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2048.034009] RIP: 0033:0x7fc22ce06b19 [ 2048.034765] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2048.038482] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2048.040002] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2048.041440] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2048.042888] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2048.044358] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2048.045834] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2048.048874] Process accounting resumed 14:55:01 executing program 6: sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f0000000000)=@updsa={0x15c, 0x1a, 0x1, 0x0, 0x0, {{@in6=@empty, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in=@multicast2, 0x0, 0x33}, @in6=@private2, {0x0, 0x0, 0x0, 0x8000000000000, 0x0, 0x0, 0x0, 0x9c3}, {}, {}, 0x0, 0x0, 0xa}, [@algo_auth_trunc={0x4c, 0x14, {{'sha256\x00'}}}, @replay_esn_val={0x20, 0x17, {0x1, 0x0, 0x0, 0x0, 0x0, 0x0, [0x0]}}]}, 0x15c}}, 0x0) 14:55:01 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000", 0x56, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2048.131548] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2048.148108] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2048.149620] FAT-fs (loop4): Filesystem has been set read-only 14:55:01 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2, &(0x7f0000000080)=0x90, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x7ddd, @empty}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000002ec0), 0x4) openat(0xffffffffffffff9c, &(0x7f0000000380)='./file0\x00', 0xe4760, 0x0) r1 = fsopen(&(0x7f00000002c0)='hfsplus\x00', 0x0) socket$inet6_udp(0xa, 0x2, 0x0) r2 = dup2(r1, 0xffffffffffffffff) fsconfig$FSCONFIG_SET_BINARY(r2, 0x2, &(0x7f0000000140)='cpuset\x00', &(0x7f0000000180), 0x0) accept4$inet6(0xffffffffffffffff, 0x0, &(0x7f0000000100), 0x0) fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) pread64(r2, &(0x7f00000003c0)=""/253, 0xfd, 0x5) openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x20040, 0x80) readv(0xffffffffffffffff, 0x0, 0x0) fsetxattr$security_capability(0xffffffffffffffff, &(0x7f0000000040), &(0x7f0000000080)=@v2={0x2000000, [{}, {0x5}]}, 0x14, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) sendmsg$inet6(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000540)=[{&(0x7f00000001c0)="cf", 0xfffffdef}], 0x1}, 0x10044001) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, 0x0) recvfrom$inet6(r0, &(0x7f0000001e00)=""/4096, 0x1000, 0xcd08, 0x0, 0x0) [ 2048.166676] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2061.261644] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:55:23 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x46e2, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) r2 = creat(&(0x7f0000000540)='./file0\x00', 0x80) pwrite64(r2, &(0x7f00000000c0), 0x17, 0x10001) r3 = openat$tun(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendfile(r2, r2, &(0x7f0000000100)=0x8, 0x3) perf_event_open(&(0x7f00000000c0)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) eventfd2(0x9, 0x80001) write$binfmt_elf64(0xffffffffffffffff, 0x0, 0xfdef) syz_io_uring_setup(0x0, &(0x7f0000000140)={0x0, 0x8102, 0x4, 0x1, 0x254, 0x0, r0}, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffd000/0x1000)=nil, &(0x7f00000001c0), &(0x7f0000000200)) socket$nl_xfrm(0x10, 0x3, 0x6) r4 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x4, @perf_config_ext={0x5}, 0x0, 0x0, 0xffffffff, 0x0, 0x100000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r4, r3, &(0x7f0000000280)=0x9, 0x8001) fallocate(r1, 0x3, 0xe3ff, 0x8000) r5 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) ioctl$sock_inet_SIOCSIFPFLAGS(r5, 0x8934, &(0x7f0000000240)={'vlan0\x00'}) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wlan1\x00'}) 14:55:23 executing program 7: r0 = perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000080)={0x4, 0x80, 0x1f, 0x1f, 0x3f, 0x8, 0x0, 0x9, 0x0, 0x7, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xfffffff9, 0x0, @perf_bp={&(0x7f0000000040), 0x1}, 0x1, 0x4, 0x6, 0x5, 0x3, 0x8001, 0x4, 0x0, 0x400, 0x0, 0x7fffffff}, 0x0, 0xe, r0, 0x2) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$FS_IOC_FSSETXATTR(r1, 0x401c5820, &(0x7f0000001840)={0xffff, 0x4, 0x0, 0x6b, 0x6}) r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x802c2, 0x0) openat$sndseq(0xffffffffffffff9c, &(0x7f0000001880), 0x400100) ioctl$BTRFS_IOC_SCRUB(r2, 0xc400941b, &(0x7f0000000100)={0x0, 0x7, 0x2}) ioctl$PERF_EVENT_IOC_RESET(0xffffffffffffffff, 0x2403, 0x9) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(r2, 0xc018937d, &(0x7f0000001800)={{0x1, 0x1, 0x18, r2, {0x759}}, './file0\x00'}) readv(r0, &(0x7f0000001780)=[{&(0x7f0000000500)=""/34, 0x22}, {&(0x7f0000000540)=""/176, 0xb0}, {&(0x7f0000000600)=""/58, 0x3a}, {&(0x7f0000000640)=""/9, 0x9}, {&(0x7f0000000680)=""/129, 0x81}, {&(0x7f0000000740)=""/50, 0x32}, {&(0x7f0000000780)=""/4096, 0x1000}], 0x7) 14:55:23 executing program 0: r0 = syz_mount_image$vfat(&(0x7f0000000080), &(0x7f00000000c0)='./file0\x00', 0x0, 0x2, &(0x7f0000000180)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020801000470008400f801", 0x17}, {0x0, 0x0, 0x1000a00}], 0x0, &(0x7f0000000240)=ANY=[]) setxattr$security_ima(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040), &(0x7f0000000100)=@md5={0x1, "063dba93e636ed3ad9dac08aa23f8979"}, 0x11, 0x2) chdir(0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdirat(r0, &(0x7f0000000280)='./file0\x00', 0x0) 14:55:23 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', 0x0, 0x0, 0x2154d4, 0x0) 14:55:23 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 43) 14:55:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 27) 14:55:23 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e87032", 0x59, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:23 executing program 3: pkey_mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x0, 0xffffffffffffffff) mlock2(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x0) pkey_mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x4, 0xffffffffffffffff) pkey_mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x4, 0xffffffffffffffff) r0 = pkey_alloc(0x0, 0x2) pkey_mprotect(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x0, r0) pkey_mprotect(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, r0) [ 2069.975756] FAULT_INJECTION: forcing a failure. [ 2069.975756] name failslab, interval 1, probability 0, space 0, times 0 [ 2069.978413] CPU: 0 PID: 10795 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2069.979766] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2069.981444] Call Trace: [ 2069.981991] dump_stack+0x107/0x167 [ 2069.982736] should_fail.cold+0x5/0xa [ 2069.983524] ? alloc_vfsmnt+0x23/0x680 [ 2069.984320] should_failslab+0x5/0x20 [ 2069.985085] kmem_cache_alloc+0x5b/0x360 [ 2069.985909] ? copy_tree+0x61a/0xa60 [ 2069.986669] alloc_vfsmnt+0x23/0x680 [ 2069.987446] clone_mnt+0x6c/0xce0 [ 2069.988161] copy_tree+0x3b0/0xa60 [ 2069.988891] copy_mnt_ns+0x144/0xa00 [ 2069.989649] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2069.990628] ? kmem_cache_alloc+0x2b4/0x360 [ 2069.991502] create_new_namespaces+0xd6/0xb20 [ 2069.992420] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2069.993412] ksys_unshare+0x449/0x8a0 [ 2069.994216] ? unshare_fd+0x1c0/0x1c0 [ 2069.994987] ? ksys_write+0x1a9/0x260 [ 2069.995775] __x64_sys_unshare+0x2d/0x40 [ 2069.996592] do_syscall_64+0x33/0x40 [ 2069.997342] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2069.998392] RIP: 0033:0x7fd87e9ecb19 [ 2069.999141] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2070.000406] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2070.002842] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2070.002864] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2070.002875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2070.002895] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2070.006680] FAULT_INJECTION: forcing a failure. [ 2070.006680] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2070.007558] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2070.007570] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2070.017789] CPU: 1 PID: 10806 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2070.019215] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2070.020950] Call Trace: [ 2070.021520] dump_stack+0x107/0x167 [ 2070.022288] should_fail.cold+0x5/0xa [ 2070.023095] _copy_from_user+0x2e/0x1b0 [ 2070.023928] __copy_msghdr_from_user+0x91/0x4b0 [ 2070.024926] ? __ia32_sys_shutdown+0x80/0x80 [ 2070.025894] ? unix_stream_recvmsg+0xf0/0xf0 [ 2070.026808] ? sock_sendmsg+0x55/0x190 [ 2070.027621] sendmsg_copy_msghdr+0xa1/0x160 [ 2070.028519] ? do_recvmmsg+0x6d0/0x6d0 [ 2070.029324] ? __lock_acquire+0x1657/0x5b00 [ 2070.030269] ___sys_sendmsg+0xc6/0x170 [ 2070.031091] ? sendmsg_copy_msghdr+0x160/0x160 [ 2070.032034] ? vmacache_find+0x55/0x2a0 [ 2070.032878] ? find_held_lock+0x2c/0x110 [ 2070.033762] ? __might_fault+0xd3/0x180 [ 2070.034604] ? lock_downgrade+0x6d0/0x6d0 [ 2070.035483] ? asm_exc_page_fault+0x1e/0x30 [ 2070.036394] __sys_sendmmsg+0x195/0x470 [ 2070.037216] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2070.038110] ? lock_downgrade+0x6d0/0x6d0 [ 2070.039008] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2070.039976] ? wait_for_completion+0x270/0x270 [ 2070.040934] ? rcu_read_lock_any_held+0x75/0xa0 [ 2070.041914] ? vfs_write+0x354/0xa30 [ 2070.042708] ? fput_many+0x2f/0x1a0 [ 2070.043466] ? ksys_write+0x1a9/0x260 [ 2070.044256] __x64_sys_sendmmsg+0x99/0x100 [ 2070.045132] do_syscall_64+0x33/0x40 [ 2070.045931] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2070.047013] RIP: 0033:0x7fc22ce06b19 [ 2070.047786] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2070.051583] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2070.053148] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2070.054668] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2070.056129] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2070.057596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2070.059090] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:55:23 executing program 7: syz_emit_ethernet(0x6e, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffffaaaaaaaaaabb86dd6096890b00383a00fc020000000000000000000000000000ff02000000000000000000000000000102009078000000006000080000003a00000006a4390000000000000000ffffac1e000100000000000000000000ffffac1e000180fe000000000000"], 0x0) syz_emit_ethernet(0x386, &(0x7f00000001c0)={@local, @empty, @val={@void, {0x8100, 0x5, 0x0, 0x4}}, {@mpls_mc={0x8848, {[{0x3, 0x0, 0x1}, {0x41462, 0x0, 0x1}], @ipv6=@tipc_packet={0x2, 0x6, '<2Y', 0x344, 0x6, 0x0, @dev={0xfe, 0x80, '\x00', 0x37}, @mcast2, {[@routing={0x62, 0xa, 0x2, 0x0, 0x0, [@mcast1, @mcast1, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1]}, @srh={0x62, 0x12, 0x4, 0x9, 0x9, 0x0, 0x1, [@dev={0xfe, 0x80, '\x00', 0x30}, @private2={0xfc, 0x2, '\x00', 0x1}, @rand_addr=' \x01\x00', @private0, @ipv4={'\x00', '\xff\xff', @multicast1}, @mcast2, @local, @local, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}]}, @hopopts={0x3a, 0x1c, '\x00', [@padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @pad1, @hao={0xc9, 0x10, @empty}, @ra, @generic={0xb, 0xb9, "8d1cba4d2bd908d7bd98180261ac367f40875936770e0866feb4d2682abcd4e2a997eeb04a20ea62d0b1a433f4b0b7cf8a05819a3d104b26ec7891e2b518acea2ce97b614c23de727852287aa41bd19125eafa3ec5d0cea1b5de0eaa37dc914090604b39f5e9077336e29b0f71fa52971e363980e224e8b2b382889c02a57a1b35bd73adbba43943730d5dba473a4c26f51a356e679256ee1cc1e58e1d2e5a8ba005733359f68330ebf574b10b8d2eb51ed0b925166571f715"}]}, @routing={0x89, 0xc, 0x2, 0x81, 0x0, [@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @empty, @private0, @ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x19}}, @initdev={0xfe, 0x88, '\x00', 0x1f, 0x0}, @mcast1]}, @routing={0x29, 0xc, 0x2, 0x9, 0x0, [@ipv4={'\x00', '\xff\xff', @remote}, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, @private1, @private1, @ipv4={'\x00', '\xff\xff', @multicast1}, @empty]}, @dstopts={0x4, 0x1, '\x00', [@enc_lim={0x4, 0x1, 0x9}, @pad1, @ra={0x5, 0x2, 0x9f}]}, @srh={0x3c, 0x8, 0x4, 0x4, 0x81, 0x18, 0x5, [@remote, @private2, @local, @ipv4={'\x00', '\xff\xff', @private=0xa010101}]}, @fragment={0x0, 0x0, 0x3, 0x1, 0x0, 0x1f, 0x66}, @fragment={0x1d, 0x0, 0x94, 0x1, 0x0, 0x8, 0x66}], @payload_named={{{{{0x2c, 0x0, 0x0, 0x0, 0x1, 0xa, 0x3, 0x2, 0xfff9, 0x0, 0x3, 0x3, 0x5, 0x2, 0x7, 0x1ff, 0x4, 0x4e22, 0x4e21}, 0x2, 0x3}, 0x2, 0x2}}, [0x0, 0x0, 0x0, 0x0]}}}}}}}, 0x0) syz_emit_ethernet(0xa2, &(0x7f0000000100)={@local, @local, @void, {@llc={0x4, {@snap={0xaa, 0xaa, "9362", 'k]~', 0x80f3, "0c38536c080c4baf0e7bc19e83818712d71e883bd2ef27158a9d0ef44aa2bc0a73d48a78b1e64b506e769e302611500fa928445aedcc92f1330f1c9f9617ed2d9b911e1c54ed90136943b0015e87ea9ccc9e6f58ce0e3db8e22e577f9bdb563d41c278a37bc8b2d735ff42b3116bd6348e13a368d4e010a71a432ce56f3b76b44943e773adbd47877e10f3"}}}}}, 0x0) 14:55:23 executing program 3: arch_prctl$ARCH_SET_CPUID(0x1012, 0x0) faccessat2(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0xc, 0x0) alarm(0x9) r0 = openat$sr(0xffffffffffffff9c, &(0x7f00000002c0), 0x5f42, 0x0) r1 = dup(0xffffffffffffffff) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) write$char_usb(r1, &(0x7f0000000300)="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"/519, 0x207) fsetxattr$trusted_overlay_nlink(r1, &(0x7f0000000080), &(0x7f00000000c0)={'L+', 0x7}, 0x16, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r0, 0xc0bc5351, &(0x7f0000000100)={0xfff, 0x2, 'client1\x00', 0x5, "1356f465732fd3f7", "74e6ad3917ad9945aac130e3aaf095b85f26e616118965f8dfe64af344648154", 0x0, 0xf3d8}) 14:55:23 executing program 0: r0 = perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x6, 0x80, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0xffffffff8100000f}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @local}, 0x1c) io_submit(0x0, 0x1, &(0x7f0000000040)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x2}]) io_setup(0x5, &(0x7f0000000080)=0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_REPAIR(r3, 0x6, 0x13, &(0x7f0000000a40)=0x1, 0x4) bind$inet6(r3, &(0x7f00000000c0)={0xa, 0x0, 0x0, @local, 0x2}, 0x1c) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @local}, 0x1c) io_submit(r2, 0x1, &(0x7f0000000040)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, r3, 0x0, 0x0, 0x0, 0x0, 0x2}]) ppoll(&(0x7f0000000100)=[{0xffffffffffffffff, 0x6101}, {0xffffffffffffffff, 0x1000}, {r0, 0x1049}, {0xffffffffffffffff, 0x80c2}, {r1, 0x414c}, {r3, 0x4}], 0x6, &(0x7f0000000140)={0x77359400}, &(0x7f0000000180)={[0xd3]}, 0x8) r4 = fork() ptrace(0x10, r4) waitid(0x1, r4, &(0x7f0000000280), 0x8, &(0x7f0000000300)) syz_open_procfs(r4, &(0x7f0000000000)='net/icmp\x00') creat(&(0x7f00000001c0)='./file0\x00', 0x5) ptrace(0x4208, 0x0) 14:55:23 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 44) 14:55:23 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) [ 2070.175955] Process accounting resumed 14:55:23 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e87032", 0x59, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:23 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 28) [ 2070.245832] FAULT_INJECTION: forcing a failure. [ 2070.245832] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2070.248595] CPU: 1 PID: 10821 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2070.250012] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2070.251720] Call Trace: [ 2070.252265] dump_stack+0x107/0x167 [ 2070.253033] should_fail.cold+0x5/0xa [ 2070.253855] _copy_from_user+0x2e/0x1b0 [ 2070.254680] __copy_msghdr_from_user+0x91/0x4b0 [ 2070.255641] ? __ia32_sys_shutdown+0x80/0x80 [ 2070.256562] ? unix_stream_recvmsg+0xf0/0xf0 [ 2070.257495] ? sock_sendmsg+0x55/0x190 [ 2070.258321] sendmsg_copy_msghdr+0xa1/0x160 [ 2070.259211] ? do_recvmmsg+0x6d0/0x6d0 [ 2070.260027] ? __lock_acquire+0x1657/0x5b00 [ 2070.260928] ___sys_sendmsg+0xc6/0x170 [ 2070.261769] ? sendmsg_copy_msghdr+0x160/0x160 [ 2070.262706] ? vmacache_find+0x55/0x2a0 [ 2070.263538] ? __lockdep_reset_lock+0x180/0x180 [ 2070.264483] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2070.266291] ? find_held_lock+0x2c/0x110 [ 2070.267197] ? __might_fault+0xd3/0x180 [ 2070.268077] ? lock_downgrade+0x6d0/0x6d0 [ 2070.268978] ? asm_exc_page_fault+0x1e/0x30 [ 2070.269966] __sys_sendmmsg+0x195/0x470 [ 2070.270850] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2070.271790] ? lock_downgrade+0x6d0/0x6d0 [ 2070.272708] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2070.273780] ? wait_for_completion+0x270/0x270 [ 2070.274780] ? rcu_read_lock_any_held+0x75/0xa0 [ 2070.275783] ? vfs_write+0x354/0xa30 [ 2070.276598] ? fput_many+0x2f/0x1a0 [ 2070.277352] ? ksys_write+0x1a9/0x260 [ 2070.278239] __x64_sys_sendmmsg+0x99/0x100 [ 2070.279189] do_syscall_64+0x33/0x40 [ 2070.279965] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2070.281019] RIP: 0033:0x7fc22ce06b19 [ 2070.281833] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2070.285622] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2070.287209] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2070.288680] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2070.290179] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2070.291657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2070.293123] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:55:23 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/block', 0x0, 0x180) connect$inet6(r1, &(0x7f00000001c0)={0xa, 0x4e20, 0x80000000, @private0}, 0x1c) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(r0, 0x0) ioctl$BTRFS_IOC_RM_DEV(r1, 0x5000940b, &(0x7f0000000200)={{r0}, "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"}) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='attr/sockcreate\x00') connect$inet6(r1, &(0x7f0000001200)={0xa, 0x4e23, 0x4, @ipv4={'\x00', '\xff\xff', @remote}, 0x7fff}, 0x1c) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000140)={'lo\x00'}) r4 = dup2(r2, r3) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r5, 0x6, 0x1e, &(0x7f0000000040)=0x1, 0x4) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x48, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffbfffff, r4, 0x0) connect$inet6(r5, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) setsockopt$inet6_IPV6_ADDRFORM(r0, 0x29, 0x1, &(0x7f0000000180), 0x4) r6 = dup2(r0, r5) r7 = epoll_create1(0x0) flock(r7, 0x0) openat(r6, 0x0, 0x181000, 0x0) 14:55:23 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) [ 2070.343711] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. [ 2070.357437] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2070.359050] FAT-fs (loop4): Filesystem has been set read-only [ 2070.380333] FAT-fs (loop4): error, corrupted directory (invalid entries) 14:55:24 executing program 7: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x61c0, 0x0) r1 = creat(&(0x7f0000000000)='./file1\x00', 0x23) r2 = syz_open_dev$tty20(0xc, 0x4, 0x0) r3 = openat$cgroup_ro(r1, &(0x7f0000000440)='cgroup.events\x00', 0x0, 0x0) write(r2, &(0x7f0000000280)="c0ddd6e70003596b7668a6c21057936ff4af3ba6f69e88df36f0b2d9f5b997aebf9bf36c224103db9a26b2f48bb45413531410cc57ed6a8b212dd6397ca8da831aa3ee32ccd1ef31a06741b49f8fb031cb83f8817d5567b3e9520e2ac9666282240423de769ab1fffaa873429c303856640c4a0f5b30d982cc4a46e78556c7ae5b531db0810f82d74099a5b40c043c1c19cbb080f26e2b8c24c450b524de67c3db3e9f5cd3e4d0653d6d0b200b2fe7fbb236095be04428514a6f3b45109e14e597ef78b288f564d79b714d2b7336f829b2bd3f5daf38f344ce4c79cac68785d2e4a61c1fceea88448e6bfd29ff", 0xed) ioctl$TCGETA(r3, 0x5405, &(0x7f0000000480)) ioctl$TIOCSTI(r2, 0x5412, &(0x7f0000000100)) r4 = openat$cgroup_type(r0, &(0x7f0000000200), 0x2, 0x0) mmap(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x3000009, 0x50, r4, 0x2c4aa000) ioctl$EXT4_IOC_GROUP_ADD(r2, 0x40286608, &(0x7f0000000080)={0x5e, 0x1, 0x1, 0x2, 0x6, 0x3}) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r7, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) sendfile(r0, r7, &(0x7f0000000240)=0x10001, 0xff) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r8, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$EXT4_IOC_GROUP_EXTEND(r8, 0x40086607, &(0x7f0000000380)=0xfff) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) mount$9p_fd(0x0, &(0x7f0000000040)='./file1\x00', &(0x7f00000000c0), 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB="7472616e733d6664047266646e6f3d", @ANYRESHEX=r5, @ANYBLOB="2c6a637275eab73a2d7858e43e45401efcfae05e1cccdb", @ANYRESHEX=r6, @ANYBLOB=',aname=wfdno,\x00']) 14:55:24 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/block', 0x0, 0x180) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x40042409, 0x0) connect$inet6(r1, &(0x7f00000001c0)={0xa, 0x4e20, 0x80000000, @private0}, 0x1c) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(r0, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='attr/sockcreate\x00') r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000140)={'lo\x00'}) dup2(r2, r3) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x1e, &(0x7f0000000040)=0x1, 0x4) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$inet6(r4, &(0x7f0000000000)={0xa, 0x4e1e, 0x0, @mcast1}, 0x1c) r5 = dup2(r0, r4) accept4$inet6(r5, &(0x7f0000000340)={0xa, 0x0, 0x0, @remote}, 0x0, 0x0) ioctl$INCFS_IOC_PERMIT_FILL(0xffffffffffffffff, 0x40046721, &(0x7f0000000240)={r3}) epoll_create1(0x0) openat(r5, 0x0, 0x181000, 0x0) [ 2070.414748] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. [ 2070.456970] 9pnet: Could not find request transport: fdrfdno=0x0000000000000006 [ 2070.467365] FAULT_INJECTION: forcing a failure. [ 2070.467365] name failslab, interval 1, probability 0, space 0, times 0 [ 2070.467389] CPU: 1 PID: 10840 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2070.467400] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2070.467407] Call Trace: [ 2070.467432] dump_stack+0x107/0x167 [ 2070.467455] should_fail.cold+0x5/0xa [ 2070.467477] ? create_object.isra.0+0x3a/0xa20 [ 2070.467499] should_failslab+0x5/0x20 [ 2070.467516] kmem_cache_alloc+0x5b/0x360 [ 2070.467534] ? __lockdep_reset_lock+0x180/0x180 [ 2070.467560] create_object.isra.0+0x3a/0xa20 [ 2070.467579] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2070.467604] kmem_cache_alloc+0x159/0x360 [ 2070.467632] alloc_vfsmnt+0x23/0x680 [ 2070.467655] clone_mnt+0x6c/0xce0 [ 2070.467685] copy_tree+0x3b0/0xa60 [ 2070.467722] copy_mnt_ns+0x144/0xa00 [ 2070.467743] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2070.467761] ? kmem_cache_alloc+0x2b4/0x360 [ 2070.467789] create_new_namespaces+0xd6/0xb20 [ 2070.467820] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2070.467843] ksys_unshare+0x449/0x8a0 [ 2070.467861] ? unshare_fd+0x1c0/0x1c0 [ 2070.467885] ? ksys_write+0x1a9/0x260 [ 2070.467921] __x64_sys_unshare+0x2d/0x40 [ 2070.467940] do_syscall_64+0x33/0x40 [ 2070.467959] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2070.467972] RIP: 0033:0x7fd87e9ecb19 [ 2070.468001] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2070.468011] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2070.468033] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2070.468044] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2070.468055] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2070.468065] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2070.468077] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2070.490128] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2070.596344] 9pnet: Could not find request transport: fdrfdno=0x0000000000000005 [ 2070.609112] Process accounting resumed [ 2085.420717] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:55:46 executing program 3: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='net/ip6_flowlabel\x00') r1 = getpgid(0xffffffffffffffff) perf_event_open(&(0x7f0000000100)={0x5, 0x80, 0x2, 0xa0, 0x80, 0x80, 0x0, 0x89f, 0x0, 0xd, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x1, @perf_config_ext={0x7, 0x7}, 0x10909, 0xe8, 0x3ff, 0x1, 0x5, 0x5, 0x31f2, 0x0, 0x3de, 0x0, 0x9}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) preadv(r0, &(0x7f0000001300)=[{&(0x7f00000001c0)=""/4096, 0x1000}], 0x1, 0x0, 0x81) 14:55:46 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 45) 14:55:46 executing program 7: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) bind$inet6(r0, &(0x7f0000001e80)={0xa, 0x0, 0x0, @mcast1={0xff, 0x0}}, 0x1b) syz_emit_ethernet(0x4a, &(0x7f00000001c0)={@link_local, @dev, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "96153f", 0x14, 0x3a, 0x0, @empty, @mcast2, {[], @ndisc_ns={0x87, 0x0, 0x0, @private0}}}}}}, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) splice(r0, &(0x7f0000000040)=0x7, r0, &(0x7f0000000080)=0x4c24, 0xfffffffffffffffe, 0x2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) connect$inet6(r1, &(0x7f0000000000)={0xa, 0x4e20, 0x657b, @mcast2, 0x7}, 0x1c) 14:55:46 executing program 6: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000040)=0x1b21, 0x4) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r1, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) r2 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f00000000c0)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r1, 0x29, 0x1c, &(0x7f0000000080)={@remote, r3}, 0x14) r4 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r4, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) r5 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000380), 0xffffffffffffffff) sendmsg$IPVS_CMD_GET_INFO(r4, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)={0x94, r5, 0x400, 0x70bd2b, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0xbf}, @IPVS_CMD_ATTR_SERVICE={0x54, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x3b}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x8}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x22}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x4, 0x3}}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv4=@multicast2}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x4}, @IPVS_CMD_ATTR_SERVICE={0x1c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wlc\x00'}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x53}, @IPVS_SVC_ATTR_SCHED_NAME={0x7, 0x6, 'dh\x00'}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x4000011}, 0x1) accept4(r0, &(0x7f00000000c0)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000140)=0x80, 0x0) sendmsg$ETHTOOL_MSG_CHANNELS_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000180)={0x12c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfb, {}, [@HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg2\x00'}]}, @HEADER={0x38, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vxcan1\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8}]}, @HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_bond\x00'}]}, @HEADER={0x3c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6erspan0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'hsr0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}]}, @HEADER={0x38, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_bridge\x00'}]}, @HEADER={0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_team\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'nr0\x00'}]}]}, 0x12c}, 0x1, 0x0, 0x0, 0x4080}, 0x40090) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r7, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) sendmmsg$inet6(r0, &(0x7f0000001cc0)=[{{&(0x7f0000000000)={0xa, 0x4e24, 0xfffffffd, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', 0x2}, 0x1c, 0x0}}], 0x1, 0x0) 14:55:46 executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(r0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendmsg$NL80211_CMD_AUTHENTICATE(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x78, 0x0, 0x220, 0x70bd27, 0x25dfdbff, {{}, {@void, @void}}, [@chandef_params=[@NL80211_ATTR_WIPHY_FREQ_OFFSET={0x8, 0x122, 0x179}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x5}, @NL80211_ATTR_WIPHY_CHANNEL_TYPE={0x8, 0x27, 0x1}, @NL80211_ATTR_CENTER_FREQ2={0x8, 0xa1, 0x6}, @NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x148c}, @NL80211_ATTR_CENTER_FREQ1={0x8}, @NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x1699}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0xc}, @NL80211_ATTR_CHANNEL_WIDTH={0x8, 0x9f, 0x4}], @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0xfbeb016301196725}, @NL80211_ATTR_MAC={0xa, 0x6, @from_mac=@device_b}, @NL80211_ATTR_AUTH_TYPE={0x8, 0x35, 0x986a884355689568}]}, 0x78}, 0x1, 0x0, 0x0, 0x24008040}, 0x2) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/fib_trie\x00') getsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000240), &(0x7f0000000280)=0xc) sendmsg$FOU_CMD_GET(r2, &(0x7f0000000740)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000700)={&(0x7f00000005c0)={0x1c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e21}]}, 0x1c}}, 0x20008044) pread64(r1, &(0x7f0000000000)=""/30, 0x1e, 0x5) bind$bt_l2cap(r2, &(0x7f0000000040)={0x1f, 0x1116, @any, 0x80, 0x1}, 0xe) preadv(r2, &(0x7f0000000580)=[{&(0x7f00000000c0)=""/213, 0xd5}, {&(0x7f0000000600)=""/229, 0xe5}, {&(0x7f00000001c0)=""/100, 0x64}, {&(0x7f0000000340)=""/204, 0xcc}], 0x4, 0xfc, 0x0) dup2(r0, r1) openat$procfs(0xffffffffffffff9c, &(0x7f0000001080)='/proc/partitions\x00', 0x0, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f00000002c0)={0xa, 0x4e22, 0x4c, @dev={0xfe, 0x80, '\x00', 0x25}, 0x6}, 0x1c) 14:55:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e87032", 0x59, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 29) 14:55:46 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) [ 2092.574918] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2092.575984] FAT-fs (loop4): Filesystem has been set read-only [ 2092.577197] FAT-fs (loop4): error, corrupted directory (invalid entries) [ 2092.610946] FAULT_INJECTION: forcing a failure. [ 2092.610946] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2092.613761] CPU: 0 PID: 10882 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2092.615220] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2092.616937] Call Trace: [ 2092.617493] dump_stack+0x107/0x167 [ 2092.618256] should_fail.cold+0x5/0xa [ 2092.619060] _copy_from_user+0x2e/0x1b0 [ 2092.619888] __copy_msghdr_from_user+0x91/0x4b0 [ 2092.620845] ? __ia32_sys_shutdown+0x80/0x80 [ 2092.621771] ? unix_stream_recvmsg+0xf0/0xf0 [ 2092.622680] ? sock_sendmsg+0x55/0x190 [ 2092.623486] sendmsg_copy_msghdr+0xa1/0x160 [ 2092.624359] ? do_recvmmsg+0x6d0/0x6d0 [ 2092.625172] ? __lock_acquire+0x1657/0x5b00 [ 2092.626082] ___sys_sendmsg+0xc6/0x170 [ 2092.626879] ? sendmsg_copy_msghdr+0x160/0x160 [ 2092.627809] ? vmacache_find+0x55/0x2a0 [ 2092.628635] ? __lockdep_reset_lock+0x180/0x180 [ 2092.629607] ? find_held_lock+0x2c/0x110 [ 2092.630458] ? __might_fault+0xd3/0x180 [ 2092.631273] ? lock_downgrade+0x6d0/0x6d0 [ 2092.632125] ? asm_exc_page_fault+0x1e/0x30 [ 2092.633043] __sys_sendmmsg+0x195/0x470 [ 2092.633859] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2092.634762] ? lock_downgrade+0x6d0/0x6d0 [ 2092.635650] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2092.636650] ? wait_for_completion+0x270/0x270 [ 2092.637612] ? rcu_read_lock_any_held+0x75/0xa0 [ 2092.638596] ? vfs_write+0x354/0xa30 [ 2092.639378] ? fput_many+0x2f/0x1a0 [ 2092.640136] ? ksys_write+0x1a9/0x260 [ 2092.640937] __x64_sys_sendmmsg+0x99/0x100 [ 2092.641805] do_syscall_64+0x33/0x40 [ 2092.642593] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2092.643666] RIP: 0033:0x7fc22ce06b19 [ 2092.644441] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2092.648258] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2092.649834] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2092.651304] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2092.652770] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2092.654251] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2092.655748] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2092.679280] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:55:46 executing program 7: r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x46e2, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)) fcntl$F_GET_RW_HINT(0xffffffffffffffff, 0x40b, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, @perf_bp={&(0x7f0000000080), 0x3}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$nl_generic(r0, &(0x7f00000004c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000440)={0x4c, 0x42, 0x200, 0x70bd26, 0x25dfdbfb, {0xb}, [@nested={0x2d, 0x3, 0x0, 0x1, [@generic="fe677431ba6fd0b9629559f07b6f5f0f65809bfe97295ce6d1a2a6b5bd19a110a798db48a9c2ace8c6"]}, @typed={0x8, 0x6a, 0x0, 0x0, @u32=0x80000001}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x80) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_group_source_req(r2, 0x0, 0x2e, &(0x7f0000000100)={0x1, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x108) setsockopt$inet_msfilter(r2, 0x0, 0x29, &(0x7f00000002c0)=ANY=[@ANYBLOB="e02299027f0000010000000002000000acbec0aa00000000dad8ab6842f9a0434c194a09acc66c092773d918ed61756ca941bd5d9b54d8196de290ec1e5eda046fa789c2a1614fd960e7aeaf89c22ba6845169913ea87c333b2ebf4a3d22660cc50ce80326ddd7014bae3d2aee46b5cfafd197bf46beafa4d2dcfbc490df6d018890352e527eaff06854369934da52895c49f50274cb214f7057a17640d41c72a8e80eac74b198b7f7a825f0801d5087dbf73b2c2fad01c08879c40c9c31d4476e7de085cfe61380298e3451d492c8d3e65b4a198c5ca86b"], 0x18) r3 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r4 = fcntl$getown(r3, 0x9) setpriority(0x1, r4, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r4, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) perf_event_open(&(0x7f00000003c0)={0x3, 0x80, 0x7f, 0x0, 0x6, 0x77, 0x0, 0x4, 0x80000, 0xd, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x7, 0x1, @perf_config_ext={0x5, 0x8}, 0x8, 0x398a, 0x9, 0x8, 0x3f, 0x7, 0x9, 0x0, 0x1f, 0x0, 0x3000}, r4, 0x10, r1, 0xa) setsockopt$inet_group_source_req(r2, 0x0, 0x2b, &(0x7f0000000100)={0x1, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x108) fcntl$F_GET_RW_HINT(r2, 0x40b, &(0x7f0000000040)) setgroups(0x4000000000000356, &(0x7f0000000380)) write$binfmt_elf64(r0, &(0x7f00000001c0)=ANY=[], 0xfdef) 14:55:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e8703251", 0x5a, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e8703251", 0x5a, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:46 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 46) [ 2092.750097] FAULT_INJECTION: forcing a failure. [ 2092.750097] name failslab, interval 1, probability 0, space 0, times 0 [ 2092.752483] FAULT_INJECTION: forcing a failure. [ 2092.752483] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2092.752504] CPU: 1 PID: 10905 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2092.755882] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2092.757133] Call Trace: [ 2092.757506] dump_stack+0x107/0x167 [ 2092.758011] should_fail.cold+0x5/0xa [ 2092.758539] _copy_from_user+0x2e/0x1b0 [ 2092.759093] __copy_msghdr_from_user+0x91/0x4b0 [ 2092.759824] ? __ia32_sys_shutdown+0x80/0x80 [ 2092.760453] ? unix_stream_recvmsg+0xf0/0xf0 [ 2092.761076] ? sock_sendmsg+0x55/0x190 [ 2092.761630] sendmsg_copy_msghdr+0xa1/0x160 [ 2092.762257] ? do_recvmmsg+0x6d0/0x6d0 [ 2092.762810] ? __lock_acquire+0x1657/0x5b00 [ 2092.763435] ___sys_sendmsg+0xc6/0x170 [ 2092.763976] ? sendmsg_copy_msghdr+0x160/0x160 [ 2092.764611] ? vmacache_find+0x55/0x2a0 [ 2092.765173] ? __lockdep_reset_lock+0x180/0x180 [ 2092.765835] ? find_held_lock+0x2c/0x110 [ 2092.766409] ? __might_fault+0xd3/0x180 [ 2092.766966] ? lock_downgrade+0x6d0/0x6d0 [ 2092.767548] ? asm_exc_page_fault+0x1e/0x30 [ 2092.768166] __sys_sendmmsg+0x195/0x470 [ 2092.768733] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2092.769344] ? lock_downgrade+0x6d0/0x6d0 [ 2092.769955] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2092.770636] ? wait_for_completion+0x270/0x270 [ 2092.771285] ? rcu_read_lock_any_held+0x75/0xa0 [ 2092.771943] ? vfs_write+0x354/0xa30 [ 2092.772470] ? fput_many+0x2f/0x1a0 [ 2092.772986] ? ksys_write+0x1a9/0x260 [ 2092.773528] __x64_sys_sendmmsg+0x99/0x100 [ 2092.774133] do_syscall_64+0x33/0x40 [ 2092.774664] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2092.775388] RIP: 0033:0x7fc22ce06b19 [ 2092.775914] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2092.778487] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2092.779541] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2092.780542] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2092.781537] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2092.782522] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2092.783513] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2092.784554] CPU: 0 PID: 10875 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2092.786012] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2092.787716] Call Trace: [ 2092.788265] dump_stack+0x107/0x167 [ 2092.789016] should_fail.cold+0x5/0xa [ 2092.789798] ? alloc_vfsmnt+0x23/0x680 [ 2092.790605] should_failslab+0x5/0x20 [ 2092.791389] kmem_cache_alloc+0x5b/0x360 [ 2092.792223] ? copy_tree+0x61a/0xa60 [ 2092.792996] alloc_vfsmnt+0x23/0x680 [ 2092.793771] clone_mnt+0x6c/0xce0 [ 2092.794503] copy_tree+0x3b0/0xa60 [ 2092.795254] copy_mnt_ns+0x144/0xa00 [ 2092.796020] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2092.797006] ? kmem_cache_alloc+0x2b4/0x360 [ 2092.797896] create_new_namespaces+0xd6/0xb20 [ 2092.798840] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2092.799848] ksys_unshare+0x449/0x8a0 [ 2092.800634] ? unshare_fd+0x1c0/0x1c0 [ 2092.801417] ? fput_many+0x2f/0x1a0 [ 2092.802174] ? ksys_write+0x1a9/0x260 [ 2092.802975] __x64_sys_unshare+0x2d/0x40 14:55:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e8703251", 0x5a, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2092.803809] do_syscall_64+0x33/0x40 [ 2092.804724] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2092.805773] RIP: 0033:0x7fd87e9ecb19 [ 2092.806550] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2092.810319] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2092.811883] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2092.813343] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2092.814832] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2092.816292] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2092.817755] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:55:46 executing program 3: r0 = socket$netlink(0x10, 0x3, 0x5) sendmsg$nl_generic(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000002780)=ANY=[@ANYBLOB="180000006a00210c00000010000000000002020067000000"], 0x18}}, 0x0) 14:55:46 executing program 6: openat(0xffffffffffffffff, 0x0, 0x0, 0xe1) r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000040)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write(0xffffffffffffffff, &(0x7f0000000000)="cd656d69f282f46caedc9da09676f7d5fb29e8f4e5806ac5ea118e763750a91ce6ccb5e3206389", 0x27) fallocate(r1, 0x2, 0x2, 0x6985) openat2(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x80100, 0x18, 0x2}, 0x18) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000002c0)={0x14, 0x42, 0xe21}, 0x14}}, 0x0) r3 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$FAT_IOCTL_GET_ATTRIBUTES(r3, 0x80047210, &(0x7f0000000140)) close_range(0xffffffffffffffff, r2, 0x2) write$binfmt_elf64(0xffffffffffffffff, &(0x7f00000001c0)=ANY=[], 0xfdef) unshare(0x48020200) fcntl$setown(r0, 0x8, 0x0) r4 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r4, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) io_uring_register$IORING_REGISTER_FILES(r4, 0x2, &(0x7f0000000080)=[r2], 0x1) 14:55:46 executing program 0: r0 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) r3 = dup(0xffffffffffffffff) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) openat(r3, &(0x7f0000000000)='./file0\x00', 0x20000, 0x0) [ 2092.895495] Process accounting resumed 14:55:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:55:46 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 30) 14:55:46 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 47) 14:55:46 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2093.056482] FAULT_INJECTION: forcing a failure. [ 2093.056482] name failslab, interval 1, probability 0, space 0, times 0 [ 2093.057897] CPU: 1 PID: 10918 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2093.058782] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2093.059877] Call Trace: [ 2093.060224] dump_stack+0x107/0x167 [ 2093.060677] should_fail.cold+0x5/0xa [ 2093.061144] ? create_object.isra.0+0x3a/0xa20 [ 2093.061718] should_failslab+0x5/0x20 [ 2093.062194] kmem_cache_alloc+0x5b/0x360 [ 2093.062708] create_object.isra.0+0x3a/0xa20 [ 2093.063211] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2093.063843] __kmalloc_track_caller+0x177/0x3c0 [ 2093.064370] ? kstrdup_const+0x53/0x80 [ 2093.064857] kstrdup+0x36/0x70 [ 2093.065227] kstrdup_const+0x53/0x80 [ 2093.065695] alloc_vfsmnt+0xb5/0x680 [ 2093.066131] clone_mnt+0x6c/0xce0 [ 2093.066568] copy_tree+0x3b0/0xa60 [ 2093.066992] copy_mnt_ns+0x144/0xa00 [ 2093.067493] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2093.068060] ? kmem_cache_alloc+0x2b4/0x360 [ 2093.068611] create_new_namespaces+0xd6/0xb20 [ 2093.069134] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2093.069754] ksys_unshare+0x449/0x8a0 [ 2093.070215] ? unshare_fd+0x1c0/0x1c0 [ 2093.070699] ? ksys_write+0x1a9/0x260 [ 2093.071143] __x64_sys_unshare+0x2d/0x40 [ 2093.071664] do_syscall_64+0x33/0x40 [ 2093.072087] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2093.072732] RIP: 0033:0x7fd87e9ecb19 [ 2093.073149] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2093.075452] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2093.076393] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2093.077280] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2093.078171] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2093.079097] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2093.080183] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:55:46 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/module/keyboard', 0x101000, 0x182) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(r0, 0x0) ioctl$EVIOCGABS20(0xffffffffffffffff, 0x80184560, &(0x7f0000000280)=""/138) r1 = syz_open_procfs(0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'lo\x00'}) dup2(r1, r2) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r3, 0x6, 0x1e, &(0x7f0000000040)=0x1, 0x4) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r4 = dup2(r0, r3) accept4$inet6(r4, &(0x7f0000000340)={0xa, 0x0, 0x0, @remote}, 0x0, 0x800) ioctl$INCFS_IOC_PERMIT_FILL(0xffffffffffffffff, 0x40046721, &(0x7f0000000240)={r2}) r5 = epoll_create1(0x0) flock(r5, 0x0) openat(r4, 0x0, 0xaeec4bbec6f72f1d, 0x0) setsockopt$inet6_MRT6_ADD_MFC(r0, 0x29, 0xcc, &(0x7f0000000140)={{0xa, 0x4e23, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}, 0x4}, {0xa, 0x4e24, 0x3ff, @ipv4={'\x00', '\xff\xff', @multicast2}, 0x6}, 0x1, [0x6718, 0x3, 0x8, 0x9, 0x2, 0x8000, 0x400]}, 0xfffffffffffffdef) 14:55:46 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 1) [ 2093.108721] FAULT_INJECTION: forcing a failure. [ 2093.108721] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2093.111531] CPU: 1 PID: 10926 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2093.112937] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2093.114644] Call Trace: [ 2093.115179] dump_stack+0x107/0x167 [ 2093.115938] should_fail.cold+0x5/0xa [ 2093.116722] _copy_from_user+0x2e/0x1b0 [ 2093.117537] __copy_msghdr_from_user+0x91/0x4b0 [ 2093.118506] ? __ia32_sys_shutdown+0x80/0x80 [ 2093.119405] ? unix_stream_recvmsg+0xf0/0xf0 [ 2093.120307] ? sock_sendmsg+0x55/0x190 [ 2093.121109] sendmsg_copy_msghdr+0xa1/0x160 [ 2093.121989] ? do_recvmmsg+0x6d0/0x6d0 [ 2093.122796] ? __lock_acquire+0x1657/0x5b00 [ 2093.123678] ___sys_sendmsg+0xc6/0x170 [ 2093.124462] ? sendmsg_copy_msghdr+0x160/0x160 [ 2093.125375] ? vmacache_find+0x55/0x2a0 [ 2093.126185] ? __lockdep_reset_lock+0x180/0x180 [ 2093.127142] ? find_held_lock+0x2c/0x110 [ 2093.127975] ? __might_fault+0xd3/0x180 [ 2093.128776] ? lock_downgrade+0x6d0/0x6d0 [ 2093.129611] ? asm_exc_page_fault+0x1e/0x30 [ 2093.130520] __sys_sendmmsg+0x195/0x470 [ 2093.131338] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2093.132220] ? lock_downgrade+0x6d0/0x6d0 [ 2093.133082] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2093.134079] ? wait_for_completion+0x270/0x270 [ 2093.135033] ? rcu_read_lock_any_held+0x75/0xa0 [ 2093.135999] ? vfs_write+0x354/0xa30 [ 2093.136762] ? fput_many+0x2f/0x1a0 [ 2093.137506] ? ksys_write+0x1a9/0x260 [ 2093.138311] __x64_sys_sendmmsg+0x99/0x100 [ 2093.139169] do_syscall_64+0x33/0x40 [ 2093.139926] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2093.140958] RIP: 0033:0x7fc22ce06b19 [ 2093.141710] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2093.145411] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2093.146960] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2093.148407] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2093.149842] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2093.151292] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2093.152726] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2093.155733] Process accounting resumed [ 2093.183795] FAT-fs (loop4): invalid media value (0x00) [ 2093.185024] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2093.191571] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. [ 2093.252049] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. [ 2093.272698] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2093.306130] FAULT_INJECTION: forcing a failure. [ 2093.306130] name failslab, interval 1, probability 0, space 0, times 0 [ 2093.308543] CPU: 0 PID: 10933 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2093.310001] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2093.311674] Call Trace: [ 2093.312224] dump_stack+0x107/0x167 [ 2093.312988] should_fail.cold+0x5/0xa [ 2093.313799] should_failslab+0x5/0x20 [ 2093.314610] __kmalloc_track_caller+0x79/0x3c0 [ 2093.315574] ? strndup_user+0x74/0xe0 [ 2093.316368] memdup_user+0x22/0xd0 [ 2093.317120] strndup_user+0x74/0xe0 [ 2093.317889] __x64_sys_mount+0x17c/0x300 [ 2093.318747] ? copy_mnt_ns+0xa00/0xa00 [ 2093.319562] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2093.320558] do_syscall_64+0x33/0x40 [ 2093.321320] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2093.322372] RIP: 0033:0x7fec81c7bb19 [ 2093.323131] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2093.326875] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2093.328428] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2093.329882] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2093.331340] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2093.332796] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2093.334270] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2109.750090] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:56:12 executing program 3: mount$bind(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00', &(0x7f0000000140), 0x2004000, 0x0) r0 = geteuid() r1 = getgid() setregid(0x0, r1) r2 = getgid() setregid(0x0, r2) statx(0xffffffffffffffff, &(0x7f0000000280)='./file0\x00', 0x800, 0x800, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r4 = getgid() statx(0xffffffffffffffff, &(0x7f0000000400)='./file0\x00', 0x100, 0x800, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000005c0)={{{@in=@remote, @in6=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@loopback}}}, &(0x7f00000003c0)=0xe8) bind$packet(0xffffffffffffffff, &(0x7f00000000c0)={0x11, 0x1b, 0x0, 0x1, 0x55, 0x6, @local}, 0x14) ioctl$TUNSETOWNER(0xffffffffffffffff, 0x400454cc, 0x0) r8 = getgid() setregid(0x0, r8) r9 = accept4(0xffffffffffffffff, &(0x7f00000006c0)=@l2tp={0x2, 0x0, @multicast1}, &(0x7f0000000740)=0x80, 0x80000) ioctl$sock_ipv6_tunnel_SIOCDELPRL(0xffffffffffffffff, 0x89f6, &(0x7f0000000840)={'syztnl0\x00', &(0x7f00000007c0)={'syztnl1\x00', r6, 0x2f, 0x72, 0x4, 0x101, 0x40, @mcast2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x10, 0x80, 0x7fffffff, 0x7a}}) recvmsg$unix(0xffffffffffffffff, &(0x7f0000001000)={&(0x7f0000000880), 0x6e, &(0x7f0000000e40)=[{&(0x7f0000000900)=""/121, 0x79}, {&(0x7f0000000980)=""/129, 0x81}, {&(0x7f0000000a40)=""/18, 0x12}, {&(0x7f0000000a80)=""/17, 0x11}, {&(0x7f0000000ac0)=""/190, 0xbe}, {&(0x7f0000000b80)=""/156, 0x9c}, {&(0x7f0000000c40)=""/91, 0x5b}, {&(0x7f0000000cc0)=""/151, 0x97}, {&(0x7f0000000d80)=""/135, 0x87}], 0x9, &(0x7f0000001680)=ANY=[@ANYBLOB="1c0000000000f4ff0000000001000000", @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="0000000030000000000000000100000001000007", @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="18000000000000000100000001000000", @ANYRES32, @ANYRES32, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="0000000030000000000000000100000001000000", @ANYRESHEX=0x0, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRES32, @ANYBLOB="1c000000000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], 0xf8}, 0x10000) sendmsg$nl_xfrm(r9, &(0x7f0000001440)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001400)={&(0x7f0000001040)=@acquire={0x30c, 0x17, 0x8, 0x70bd25, 0xf68a, {{@in=@dev={0xac, 0x14, 0x14, 0x33}, 0x4d7, 0x6c}, @in6=@empty, {@in6=@private2, @in6=@mcast1, 0x4e22, 0x0, 0x4e23, 0x8, 0x2, 0x80, 0x80, 0x0, r10, r11}, {{@in=@dev={0xac, 0x14, 0x14, 0x40}, @in6=@private1, 0x4e21, 0xb4bd, 0x4e23, 0x0, 0xa, 0xa0, 0x80, 0x2b, r6, r7}, {0x5, 0x91, 0x7, 0x9, 0xff1, 0x3, 0x7fffffff, 0x7}, {0x6, 0x3, 0x2, 0x4}, 0x0, 0x6e6bb3, 0x0, 0x0, 0x0, 0x3}, 0x4, 0x7ff, 0x9, 0x70bd2a}, [@XFRMA_SET_MARK_MASK={0x8, 0x1e, 0x48}, @algo_aead={0x11d, 0x12, {{'gcm_base(ctr(aes-aesni),ghash-generic)\x00'}, 0x2b9, 0x0, "8b6d14671725905035debb4da81137e45b231e2bc600d5d036f12a426e6dc4c406d37ce8cd0d1ce6ee8345a0a75f60a286692ea2b2481bbd2da0998ecc6f25f8c3292c5c001ae53718b5d309448d22a8de05a7658189cb6f9be8bee052eb1d390112bdf08d233d2c7cb21aac477cc7a93380e1e9cda27bd249605505323355ed142dd1682caccde54bd4cf6665b98a35ee0c9107ea48ae45896c7c82bc6a90d7ca75d9dbe9b27478069f3b3fed6a9b20359c223e0c3d55be3feff5ab48405a89d50b731b5c4b96c7c58efb86a66fdee0cf"}}, @algo_auth={0x5d, 0x1, {{'sha1-neon\x00'}, 0xa8, "de7445adbbc1f070b1b3d8206f0b3a610daf5a9fe0"}}, @address_filter={0x28, 0x1a, {@in=@private=0xa010100, @in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0xa, 0x7, 0x4}}, @XFRMA_IF_ID={0x8, 0x1f, r6}, @lifetime_val={0x24, 0x9, {0x10000, 0x0, 0x8, 0x100000001}}, @etimer_thresh={0x8, 0xc, 0x3}]}, 0x30c}}, 0x4000000) lsetxattr$system_posix_acl(&(0x7f0000000180)='./file0\x00', &(0x7f00000001c0)='system.posix_acl_default\x00', &(0x7f0000000f00)=ANY=[@ANYBLOB="02000000010004000000000002000200", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=r0, @ANYBLOB="040002000000000008000300", @ANYRES32=r1, @ANYBLOB="08000300", @ANYRES32, @ANYBLOB="08000200", @ANYRES32=r2, @ANYBLOB="f204a4f5bea8cdab9539021abd129fd19f7d4bc2d26876697d16ce72af", @ANYRES32=r3, @ANYBLOB="08000400", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000500", @ANYRES32=0x0, @ANYRES64, @ANYRES32=r8, @ANYBLOB="10000100000000002000020000000000"], 0x74, 0x1) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x40000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="20000000000100000c0000d2aa0000000f000000010000000000000000000000002000000020000020000000d7f4655f080000000000000053ef010801000000d7f4655f000000000000000001000000000000000b0000000002", 0x5a, 0x400}, {&(0x7f0000010400)="030000000400000005", 0x9, 0x800}, {&(0x7f0000010e00)="ed41000000040000d7f4655fd7f4655fd7f4655f000000000000040002", 0x1d, 0x1600}], 0x0, &(0x7f0000001540)=ANY=[@ANYBLOB="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"]) 14:56:12 executing program 7: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xffffffffffffffff, 0xffff}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = io_uring_setup(0x1e47, &(0x7f0000000100)={0x0, 0x0, 0x2}) dup2(r0, r1) 14:56:12 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:56:12 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 31) 14:56:12 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 48) 14:56:12 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 2) 14:56:12 executing program 6: r0 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040), 0xffffffffffffffff) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) close_range(r1, 0xffffffffffffffff, 0x2) sendmsg$TIPC_NL_NET_SET(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000380)={&(0x7f0000000080)={0x2f4, r0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@TIPC_NLA_MON={0xc, 0x9, 0x0, 0x1, [@TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xc33}]}, @TIPC_NLA_NODE={0xd0, 0x6, 0x0, 0x1, [@TIPC_NLA_NODE_ID={0xb5, 0x3, "2af594f3a87f17d8a700a359abc389d12cd79ecb151fbfe6c68216fe5c270017ce062a775c0613950d43330e6509c3220cd0c0790a62cb344c02aa78545ced85ef62c2acb70b0988827e9df8afa1309dd3c2ff3d7bbeb460af2c6dcb295772d25d78bcd62c8763ca34bc4f36862583077a28437d031b8664ce9bc3d58d7ee8eae186b75df9cc72c621b3c71e077450200d4d48b4e5c499c4c5755386af704f5d03e8db91c5ca3e4a4d55817383b2744732"}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x2}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x101}]}, @TIPC_NLA_MEDIA={0xa8, 0x5, 0x0, 0x1, [@TIPC_NLA_MEDIA_NAME={0x7, 0x1, 'ib\x00'}, @TIPC_NLA_MEDIA_PROP={0x2c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x13}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xc}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}]}, @TIPC_NLA_MEDIA_PROP={0x4c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x400}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x10001}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x7ff}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x100}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x10000}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7ff}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}]}, @TIPC_NLA_MEDIA_NAME={0x7, 0x1, 'ib\x00'}, @TIPC_NLA_MEDIA_PROP={0x1c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x4}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x9}]}]}, @TIPC_NLA_NODE={0x148, 0x6, 0x0, 0x1, [@TIPC_NLA_NODE_KEY={0x3c, 0x4, {'gcm(aes)\x00', 0x14, "96528938ed5e3fb07b331504a6d69b4e6e9921d2"}}, @TIPC_NLA_NODE_ID={0x5c, 0x3, "1515fa2589a257f30e3086505b9a9fde74584fd4b7720bbaf10681b76097c118d4561603469c58625e013cc4ac6d9334e7978034be40f8e03b63885d3f0d1b66b8e91dfb8573a96fc2983a43659c10f655d55d224467804e"}, @TIPC_NLA_NODE_ID={0x58, 0x3, "ffdff66edcaa2ec12388b7b65a5ac46f1eb356816a0f776ac8643a593e7873d22710bf4ea23be61df1475b8392944f7f7c8c6aecaf0392f583fb785bb613cb79af5b10821cf8ccddf25716ff220a561a949dbac2"}, @TIPC_NLA_NODE_KEY={0x45, 0x4, {'gcm(aes)\x00', 0x1d, "2fec417d038874f29b1554179f0eb97d7e2cf3295538303c30e4060e83"}}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}]}, @TIPC_NLA_PUBL={0x14, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x5}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x7}]}]}, 0x2f4}, 0x1, 0x0, 0x0, 0x44044}, 0x840) sendmsg$TIPC_CMD_SET_LINK_PRI(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000540)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00042bbd72ccde6bdf25010000000000000008410000004c0018810ba41b71a60000002073797a310000000000000000000000000000000000000000000000000000000000000100008000"/104], 0x68}, 0x1, 0x0, 0x0, 0x24008080}, 0x10) munmap(&(0x7f0000000000/0x2000)=nil, 0x2000) execveat(0xffffffffffffffff, &(0x7f0000003840)='./file0\x00', &(0x7f0000001380), 0x0, 0x0) r2 = syz_open_dev$vcsu(&(0x7f0000000480), 0x4, 0x10b200) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_GET(r2, &(0x7f0000000880)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000840)={&(0x7f0000000600)={0x20c, 0x0, 0x10, 0x70bd2d, 0x25dfdbfb, {}, [{{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x42}, {0x6, 0x16, 0x4}, {0x5, 0x12, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x9}, {0x6, 0x16, 0x3}, {0x5}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x6}, {0x6, 0x16, 0x2e}, {0x5, 0x12, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x1f}, {0x6, 0x16, 0xad}, {0x5, 0x12, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x601a190e}, {0x6, 0x16, 0x9}, {0x5, 0x12, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x6}, {0x6, 0x16, 0x5}, {0x5, 0x12, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x10001}, {0x6, 0x16, 0x7}, {0x5, 0x12, 0x1}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {0x8, 0xb, 0x5}, {0x6, 0x16, 0x1}, {0x5, 0x12, 0x1}}]}, 0x20c}, 0x1, 0x0, 0x0, 0x24004000}, 0x20040000) [ 2118.459480] FAT-fs (loop4): invalid media value (0x00) [ 2118.460942] FAT-fs (loop4): Can't find a valid FAT filesystem 14:56:12 executing program 0: r0 = ioctl$TIOCGPTPEER(0xffffffffffffffff, 0x5441, 0x2f) r1 = fcntl$dupfd(r0, 0x406, r0) ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f0000000040)={r1, 0x2, 0x0, 0x100}) ioctl$CDROMSUBCHNL(r2, 0x530b, &(0x7f00000000c0)={0x3, 0xe4, 0x5, 0x8, 0x1, 0xff, @lba=0x100, @lba}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000440)={@private1={0xfc, 0x1, '\x00', 0x6}, 0xc59, 0x0, 0x2, 0x0, 0x8, 0xfffb}, 0x20) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000140)={&(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffd000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x2000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffb000/0x1000)=nil, &(0x7f0000000000/0x3000)=nil, &(0x7f0000000000/0x2000)=nil, &(0x7f0000000100), 0x0, r3}, 0x68) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r5, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) r6 = syz_genetlink_get_family_id$tipc2(&(0x7f00000001c0), r1) sendmsg$TIPC_NL_MEDIA_SET(r5, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)=ANY=[@ANYBLOB="c4100000", @ANYRES16=r6, @ANYBLOB="080025bd7000ffdbdf250c0000001c00038008000300ff000000080002000900000008000100ee070000941006803b0003001c4c6ec571246ffc0f0214f2d3886c58ddb00bede72bd080e8dc6ae37bf3c2de71bd5bfbdd7a9fd5d44b74843801670d2d56f75602403b0004000200080001000400000004100300daab1e84fe95dce2ecd833fbe3f6fca0c432119505226820df87793ad8197448297e9ca49320d6626e949a076f7404d3d48705e0321ad94f5328cdacaea15f65201b7aea27ed01d746b24ce86d2d7eec7aa6d79a611657f3c8a6a61427e3fdedfd4eef1a836b0ad4e08ce1bb3ac070de556199364ce51062ed422bd0c3430093bfa80e6a1bb8603644489248976680d5c756186abaccbe057bc8da6020434632a3b4fce522393e284b0bfee5694c5a8f8dcfce7f25c4227f611f61a500a03b993084970fb72240acf2654b26c71d381aa9c3f637a5f0e3abe32dbef987aa0e99bc006a7baf7f62000b9179da4b5e47cd6ecf3c6684b39cc08a64465cb0f06a15be6e3e671c9f457e11e431095d0ecdc241639a5fc217710f1f449964379e9365689e1e52bd1a36d90504e2c9904592c96ca8a1efed11eec1f0e648dfbec064697494bbc9f521e1e6eae3fcac5a2feb05766b7f60d28680482c9e9ad8db26a5df4eaa747c8ad5825a29534ff7290c9da821b47315372e581b8abecae003edb2c2ddf04d93633e7dc3e434c6fb4f02ffd3f89a17ee6e9ddfce961a6c888db952a7dec2fc44fe4570e2589561e6cfcf765509801556de0c2624176af32a8971ede052b317622f3060b8b3960618f0c346481e26cd496b4c2f46db2abc87735de294fe53366f63a9da8374594bf6f898efe91f893d8777be818ecbee6a0b9128ad72103f63051cd13c0c2245400a08b85d7333bca65ab48a65b6a280e0410c7200a04baebc780fcd04593befc58141a2820e592b7d900f18151454a5d9b71405c9cbcad4b5ce45e575f1022b9ea8ab0cd251550f25635d61a91af61e026b1f48adc5b194f07df5ae686d215f997eced8c769116040799ef2f662e1a28d27119d55c727be5807350e90c7b024c6395408c18649e3d180ad3d8dd0ebb2e1759daf6820ef72843edb70752581e302d9b50ca6cd4eb55d5e5b56383889feaa89c9cdbc73a3f99a99c2e9e006b0f8252eebfa4f4242ece963473f934dfbde67c95bf15605f12c90e802cc82748f6d7254edf333a9ea16bef13c22ae554c4eba6c393fcb929d1c6e60c1b6e7cd9ac9d4d457ebb83b41debf88c93f519d2b83eb40ab44518df8cbcb5e7df537571beea6a75e448caa6441e56168f279e787f9e84d2c503b3f0fc3a62c0f711921a6cd7f25155cd3389a073a3a82e2a5ff5548874e99152290c093774203a2dfbafe28275f7aec0bef294bf4b29467bd87b2bac4d11d623d300830b2fe94d5ccfb67c46c1e6ca367c170c8ae452624d081adf80485fab871351b04acc6a18f2478b4e75f3ca488b4de8c6ed356c55cb9a1c41bbbdd005bebf477c231e733ddb0628bd8f6d3966776de27170ed2c71a056bc57bd9291b9dbc2c328f804da1c5027782c1dab6cc5bc44ea0081aff86e19a198efbf6000e409b116ce65bbc36ac0506eaad35893caf94d512b3724d6ce7dafe378ef45d4544cb0aee5941eeb82af80434319cdc04f18c6fb4c51537aaac3b1381d8751a0541d88afe9bb1480a4375ed41d2f0e1e61b395bc84c4b1eeb9100e51010d9104dc3cee378fd0c570cbeeec74595538f06f689564c67ee2bcc6859823adf6933d17a8d569de5c3038099c0f877773c06739f71965b85c0c116a9e920a0417b8023366e31952697f42a9b15d2ad4ba1af91cc0ac64541680a274aa91b96b6527e84524e65737decc9052ec9da015e9a8ab5c8c5fd54b83cd0da2940920519ff0771eb2f9d9c7f1f44e058e1b5908bb42e31dc240510030f2e8b2f95ee2964377765357bb4c12547f66ffb071cfc91d5ac0cb40deac6ca45b6126fe58e059437ff57f82338cead4c34364ded8bf75dbce05794870df7d7bc892e4b78f3e29bfbf7cd5af77d9b44ae17032d21cb81f42d620e38ebc2a1bc8ced6bb898c13cfb3f2920b1add67737ac0cd4d25e9aafe4e430fc05fe10c23785d6975d5b1a4b30d6fed35884812118c56b2004bf7571e186c8775d25f29882462cf5f98147f260c46856afde805902b2d03330ca8fed206690ddf76f0839d06019d6cf9b6a1b349a3bc5b45ccb5abd836bad0605a843bd15cc6b8f4177b1682f8130c3b67b95c62fb7ecf3f8ce2d07b6d0a6a625a75671376babd8ad9f654bc54568b0d98fae9410aee7a3123f0abccab0bdafa74ad588a0dcff1a140823947c0d52289ccb38b86ed507f8a985acf8b27894c3d17166fc68ce66cdd74a50dc7f134f3bb8b307d186d77d14c1ba9d77255e4e30c3fab5bc52c75292a99786b64334f99e46b0c677f53ba3aa4958a9fc79c29a70bf826f71857bd9b586c08aea8418f4afd19628a3422975c710ec6904253e008f618f4be70cdaef60c73847364f70185c17414ee6fb8c094fe8248d49cb506f6be7c31ae242aa848f0ba7cca5219d623315daa0c731b353acdbe70545276cd7c597e0006ec4a1314e0aa93348e950d306893f87acf1e647f8e6de5c756baf1af1bb2ef2d1cca3565d895453eec8cd7990c6c6e8d1f25ba21a0a43c5fc3ff0e07e8386db4f44a27bf169578172c7f1fb67ca3e002807252e4d8088850f5e813b1c039d2ad242249dcdf6fd3de9c98da2d455d68a6503d9b9966a74ca6f21606b31f1483ebbffb8b4a11ad2beaca5b08ee41fec5fec34b8fdce466abccdacb32f00ba43419b2302f0b0941022eeb38c327ffec416a770dd74fded556ed61eba66e23bc9f3e58399befcd507c4268d53897882432b47dfda34e7de637df64e539d392898367b490ac5f51289e019373609082c23bf5a0c625c326683de79b2f570c1cec5bf84f72db851bc9d1f8b1bbfc933dfe311d66c98fab6d02cc2f8b30954937bfa210e7469446deb7e61a3a261a99c39ae8fb73a235335dee35706befbfe4420b4e74e61cf5211224314261616c07be99ebb768b0956d8bdc41504de74f8000f0dfb15f572b46fc531f0b5908f44f297986359892f17969b2304f4b96f33c77cab47c1d1afb26736d0bf90b4891145c09fdc4f6ae65bc6e1248e885c6260362ef47500c933d211d76aff39daffdcccccf2fbb0712bfa99354009d467474f04f065c07f75d7aa4c473d32eeea6df61e95429a7abd01ae80b7727ee984dc844d7337007d0f326cdd7f641ac12a47f1e4eaee0f2bb7ecb40f4dbc8559dcd1a6c98a9c9545d5e618e2f3f06d6292a6a54157f76801ae6cf5c93e26a245c91b4e2bc32bcb1eb15cf9c1ef18631268cc666cd4c9e11c9b7eb82c9178c82cf412cc90605391d161bfb35edcaa8878a3212f141fc07c1802b57b2ef928893c93eddb585ce90c7f18bd586182f00cfe54b17b813f97baedfc3c6b9b4e21a75b64ab8000218a6a30fde08ca1ebef12cdc23300fa8e647d3a1d74c9bdaafccdff80940895cb9cef21f1e5d8c51e6297567957c92a742e1d7c25f78152995c795dba161bdf69f6c43ed50ef8f0967329d361091ba5da7bcac4582f6e15c012ac534f569fe766d3fe993271a3c852751f249a13c0a339d32434350c01b3483c32c6745a47ab282b8a332da79d481f6fab38e50e50a58da14305224ae3053861c78c1df888e10b4bdcec9b6c69cbd0034c2f995394d06eee73aaf8e544d7256d0eb16506068e050b452a266073cbb67191ff63fd1af9b31fae9d34bdf11ae1ba243a6e13e2fdd9de457345bb0738cc18b4a4fb5d21bb3b6ec079181273288d44e9c008a944f67c60a62f5641a95619b0c449bd0e48baaeb041a55450156a8442f5d1c8c17720af75b3df096f85ec00bf22e3154010f13386137a2a48bd9589336776ca7157d938704412efda67478489110aecff09b378cd504d6deda593149b68e34395d19750223d9c730b96a4e580a260dd619b60864323687f8e3884ede1fd7b87fa49ef98afd3ed68081dd81d47750dc55126139d23dcfb5e2840d389294412803512410a4e20b9ddcd962b436a4fb1fa13161d23a5c599ee49ed203e4fedd10b1ea008086f6b82dd65c3c33b3f2e38f856eaf07d1536fd17db6fc1883bcb6ed10ac6a596486583844ca0e50a4f1db6e1145539f442dff3e03b84455e6e5d7ec04988e4e7068c71d611d46340f156528c6e1619c05d7d41ad0f6e3bcfe2ddb85c8a9ea80e4082a36508aff2150dbb98f2f8d597e12b8eb694859e7e1589fbb6d1f1986dda40062b3783a93f869631bb2745f39771f35d414e5b75b6682be576b56dff2b3de3fe4d2dfa8e908227692b16439060fcce5c5a103dc841a0b37f22f5e5f666fc7664144e575356e7853777d35125be1eb52cf8e4ea5bb63596a42f24e13190096162b10a5619d746b3fca61c9cdaedbdd51379e84ce3573defbe9f0799fb7df1223ef80a91113f965d7487e4ccc1dadb2ca3a18ede180bff6d06a3933f02121b074864a4b4238f303374b17d22af5446da4e88ce6752d946d1db3aae69f56084d02e7a604a065549aa9df6d1551af7d25ab185571ae8f9d04fa2bc5992fd1b250687a4a121db24ad60e240b6768351c8bcddb660572291ad394729acd4f5ae75269fd3719bbd6a97c92ef613f2acd4db9ab91f3dabac378470563a656c3c6ff81722b483f8b28f662d75a284fe27aedb7e89539e436512d377f832ec8e6440d6b0ad66ca9629c900c396956305d62aed0ff08f5c0ceddd8a4efb02e92b2a5d2e63c81cd34c31df4046a1902f2d94a95e5aafcf9eafe92e73af963f3cee342b10fa7287847ef0c9d8e0509b00a3f98202000000864216ff2194d8fb822ebc5a8aae1a0baaabb73653747bccf4ba539f36f703a68de587acb87546f5e78f64baa367932c55659395439683d54ec487190649691dc44d6a44a5367ba914725d22663edd8fea1add2439ff879b1343827b305c039f7f11e2636079cfb34a7d1c1a9a2d406103013c2ce0caef293e020eeaf05519800ef6e11bd8f547ee3f9cd794db670b9030110fed28dbc2e3a87b86fdcc7659cfc3f134817143e6d12c22a635ee5e22ee5b4e357b1f8e10ea2ac125456c646641eb68153e53fb7a6786fc73b16af43b2812064c7373bc0a2347ddc39b508ca4167748029a0b25bd57fd2e58d18d5da7dcca2d406b55dcdaad83cd4e30f96c5483c44dc0917c58034681f60af6f82429d915d999fd84580bac4ca7ecda10b6a7fff50562eccdf7a49fad254a5d0199a90dfda6bdce60b51c6291c17d218fb6e17b7839bcd18502358a6e4a41793b444274aed68d00a119be6076d64c384f0ae06b6e0326dd923fa21bdb15569e8378c0a853a3a01396d52a4cd5fad262f4e9b50ec955da82febc059e92336392ba1fd079ca154b2ac675ec19445994aaef8ced62aa190bdf3ccb971c76a696ac04541bfbf19e16e1e253849d48b0746ff1cc1483457ddfe2b467b8bdbf1f6f9b6b0c38d8dda8d2ac0781f18e5a33d04e4b241378d4be3ed0e4caf66f90844cbbb37340270f2ad868c780c8425525dd345016b046202f4013e34d0ec73ce70d25e1a6d31f19ed16c05512ed664c5721f706e9b386e602b7244c805af5d777051b3dd8d27a4b26e4a3336e88d3cc41cfa9b7b06948bde6d4317df7f55850c5ed8d1b013d65fa690294b1d69d352d67cc028ec702c8b7c5d5ae957a14408e3231d6e769158a1725397a520d0b97d52eb48d96861f4e8edb505989dcca11dc3ab575ca87150b735dea1e18819154621a4d69dc243c94c73459f060411f008ba17bfbe9cc1cd77d883e44dfc366aa5ff921c70807f39b0cd301765ab107cf1b64ca0f9d312e178481aac0aca490f6bfcd0960f0858c47cebec4aaa24f04000200040002003c00040067636d286165732900000000000000000000000000000000000000000000000014000000320c42031943ab49acae52f564fc5acc9272050b"], 0x10c4}, 0x1, 0x0, 0x0, 0x200048d1}, 0x4004000) sendmsg$nl_generic(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000080)={0x1c, 0x1d, 0xc21, 0x0, 0x0, {0x4, 0x0, 0x2}, [@typed={0x8, 0x0, 0x0, 0x0, @u32}]}, 0x1c}}, 0x0) [ 2118.496887] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2118.498582] FAULT_INJECTION: forcing a failure. [ 2118.498582] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2118.498606] CPU: 1 PID: 10956 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2118.498618] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2118.498624] Call Trace: [ 2118.498651] dump_stack+0x107/0x167 [ 2118.498675] should_fail.cold+0x5/0xa [ 2118.498702] _copy_from_user+0x2e/0x1b0 [ 2118.498726] __copy_msghdr_from_user+0x91/0x4b0 [ 2118.498762] ? __ia32_sys_shutdown+0x80/0x80 [ 2118.508732] ? unix_stream_recvmsg+0xf0/0xf0 [ 2118.509628] ? sock_sendmsg+0x55/0x190 [ 2118.510430] sendmsg_copy_msghdr+0xa1/0x160 [ 2118.511303] ? do_recvmmsg+0x6d0/0x6d0 [ 2118.512122] ? __lock_acquire+0x1657/0x5b00 [ 2118.513010] ___sys_sendmsg+0xc6/0x170 [ 2118.513801] ? sendmsg_copy_msghdr+0x160/0x160 [ 2118.514728] ? vmacache_find+0x55/0x2a0 [ 2118.515535] ? __lockdep_reset_lock+0x180/0x180 [ 2118.516486] ? find_held_lock+0x2c/0x110 [ 2118.517319] ? __might_fault+0xd3/0x180 [ 2118.518124] ? lock_downgrade+0x6d0/0x6d0 [ 2118.518976] ? asm_exc_page_fault+0x1e/0x30 [ 2118.519867] __sys_sendmmsg+0x195/0x470 [ 2118.520672] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2118.521593] ? lock_downgrade+0x6d0/0x6d0 [ 2118.522546] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2118.523521] ? wait_for_completion+0x270/0x270 [ 2118.524444] ? rcu_read_lock_any_held+0x75/0xa0 [ 2118.525375] ? vfs_write+0x354/0xa30 [ 2118.526137] ? trace_event_raw_event_x86_fpu+0x390/0x390 [ 2118.527265] __x64_sys_sendmmsg+0x99/0x100 [ 2118.528124] do_syscall_64+0x33/0x40 [ 2118.528876] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2118.529910] RIP: 0033:0x7fc22ce06b19 [ 2118.530670] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2118.534366] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2118.535897] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2118.537332] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2118.538783] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2118.540217] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2118.541651] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2118.556211] FAULT_INJECTION: forcing a failure. [ 2118.556211] name failslab, interval 1, probability 0, space 0, times 0 [ 2118.558744] CPU: 0 PID: 10962 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2118.560151] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2118.561850] Call Trace: [ 2118.562522] dump_stack+0x107/0x167 [ 2118.563268] should_fail.cold+0x5/0xa [ 2118.564052] ? create_object.isra.0+0x3a/0xa20 [ 2118.564989] should_failslab+0x5/0x20 [ 2118.565763] kmem_cache_alloc+0x5b/0x360 [ 2118.566629] create_object.isra.0+0x3a/0xa20 [ 2118.567527] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2118.568568] __kmalloc_track_caller+0x177/0x3c0 [ 2118.569513] ? strndup_user+0x74/0xe0 [ 2118.570306] memdup_user+0x22/0xd0 [ 2118.571035] strndup_user+0x74/0xe0 [ 2118.571779] __x64_sys_mount+0x17c/0x300 [ 2118.572607] ? copy_mnt_ns+0xa00/0xa00 [ 2118.573407] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2118.574400] do_syscall_64+0x33/0x40 [ 2118.575157] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2118.576197] RIP: 0033:0x7fec81c7bb19 [ 2118.576965] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2118.580693] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2118.582241] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2118.583692] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2118.585141] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2118.586602] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2118.588048] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 14:56:12 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 3) [ 2118.680691] FAULT_INJECTION: forcing a failure. [ 2118.680691] name failslab, interval 1, probability 0, space 0, times 0 [ 2118.683034] CPU: 1 PID: 10975 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2118.684425] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2118.686109] Call Trace: [ 2118.686704] dump_stack+0x107/0x167 [ 2118.687458] should_fail.cold+0x5/0xa [ 2118.688244] should_failslab+0x5/0x20 [ 2118.689013] __kmalloc_track_caller+0x79/0x3c0 [ 2118.689940] ? kstrdup_const+0x53/0x80 [ 2118.690748] kstrdup+0x36/0x70 [ 2118.691405] kstrdup_const+0x53/0x80 [ 2118.692167] alloc_vfsmnt+0xb5/0x680 [ 2118.692923] clone_mnt+0x6c/0xce0 [ 2118.693635] copy_tree+0x3b0/0xa60 [ 2118.694386] copy_mnt_ns+0x144/0xa00 [ 2118.695139] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2118.696119] ? kmem_cache_alloc+0x2b4/0x360 [ 2118.696996] create_new_namespaces+0xd6/0xb20 [ 2118.697916] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2118.698914] ksys_unshare+0x449/0x8a0 [ 2118.699681] ? unshare_fd+0x1c0/0x1c0 [ 2118.700478] ? fput_many+0x2f/0x1a0 [ 2118.701215] ? ksys_write+0x1a9/0x260 [ 2118.702014] __x64_sys_unshare+0x2d/0x40 [ 2118.702871] do_syscall_64+0x33/0x40 [ 2118.703623] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2118.704653] RIP: 0033:0x7fd87e9ecb19 [ 2118.705403] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2118.709116] RSP: 002b:00007fd87bf41188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2118.710658] RAX: ffffffffffffffda RBX: 00007fd87eb00020 RCX: 00007fd87e9ecb19 [ 2118.712107] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2118.713544] RBP: 00007fd87bf411d0 R08: 0000000000000000 R09: 0000000000000000 [ 2118.714991] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2118.716433] R13: 00007ffcca18542f R14: 00007fd87bf41300 R15: 0000000000022000 [ 2118.725924] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue [ 2118.862411] Process accounting resumed [ 2118.918835] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2118.936685] FAULT_INJECTION: forcing a failure. [ 2118.936685] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2118.939077] CPU: 0 PID: 10987 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2118.940481] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2118.942163] Call Trace: [ 2118.942725] dump_stack+0x107/0x167 [ 2118.943472] should_fail.cold+0x5/0xa [ 2118.944255] _copy_from_user+0x2e/0x1b0 [ 2118.945069] memdup_user+0x65/0xd0 [ 2118.945793] strndup_user+0x74/0xe0 [ 2118.946547] __x64_sys_mount+0x17c/0x300 [ 2118.947373] ? copy_mnt_ns+0xa00/0xa00 [ 2118.948175] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2118.949168] do_syscall_64+0x33/0x40 [ 2118.949933] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2118.950999] RIP: 0033:0x7fec81c7bb19 [ 2118.951759] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2118.955490] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2118.957043] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2118.958503] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2118.959951] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2118.961400] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2118.962864] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2130.688653] kmemleak: 3 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:56:33 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 4) 14:56:33 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:56:33 executing program 0: openat(0xffffffffffffffff, 0x0, 0x480900, 0x0) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r0, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) mq_timedsend(r0, &(0x7f0000000240)="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", 0x1000, 0x0, &(0x7f0000000000)={0x0, 0x3938700}) r1 = syz_open_procfs(0x0, &(0x7f00000000c0)='pagemap\x00') readv(r1, &(0x7f0000000080)=[{&(0x7f0000000040)=""/56, 0x38}, {&(0x7f0000000140)=""/251, 0xfffffffffffffdff}], 0x2) 14:56:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 32) 14:56:33 executing program 7: perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = memfd_create(&(0x7f0000000000)='\x00', 0x0) pwritev2(r0, &(0x7f0000000080)=[{&(0x7f0000000100)='Z', 0x1}], 0x1, 0x0, 0x0, 0x0) dup(r0) clone3(&(0x7f0000000000)={0x1040100, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) close(r1) finit_module(r0, 0x0, 0x0) 14:56:33 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 49) 14:56:33 executing program 6: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_generic(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1800000012000101000000000011040000000000040012007cc71fd5fd8919576c4f1624c1fcdc5375b91d1c1460e6c4af73b118db2ae5e2"], 0x18}}, 0x0) 14:56:33 executing program 3: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(0xffffffffffffffff, 0x0, 0x0) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(r0, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080), 0x400a02, 0x0) dup2(r0, r1) syz_open_procfs(0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000140)={'lo\x00'}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r3, 0x6, 0x1e, &(0x7f0000000040)=0x1, 0x4) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r4 = dup2(r0, r3) r5 = accept4$inet6(r4, &(0x7f0000000340)={0xa, 0x0, 0x0, @remote}, 0x0, 0x800) ioctl$INCFS_IOC_PERMIT_FILL(0xffffffffffffffff, 0x40046721, &(0x7f0000000240)={r2}) bind$inet6(r5, &(0x7f0000000100)={0xa, 0x4e21, 0x80000000, @ipv4={'\x00', '\xff\xff', @private=0xa010100}, 0x2}, 0x1c) r6 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/cgroups\x00', 0x0, 0x0) connect$inet6(r6, &(0x7f0000000200)={0xa, 0x4e23, 0x4, @private2, 0x4}, 0x1c) openat(r4, 0x0, 0x181000, 0x0) [ 2140.309798] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. [ 2140.318136] FAULT_INJECTION: forcing a failure. [ 2140.318136] name failslab, interval 1, probability 0, space 0, times 0 [ 2140.320707] CPU: 0 PID: 10997 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2140.322176] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2140.323842] Call Trace: [ 2140.324384] dump_stack+0x107/0x167 [ 2140.325115] should_fail.cold+0x5/0xa [ 2140.325877] ? create_object.isra.0+0x3a/0xa20 [ 2140.326822] should_failslab+0x5/0x20 [ 2140.327595] kmem_cache_alloc+0x5b/0x360 [ 2140.328402] ? mark_held_locks+0x9e/0xe0 [ 2140.329227] create_object.isra.0+0x3a/0xa20 [ 2140.330113] kmemleak_alloc_percpu+0xa0/0x100 [ 2140.331061] pcpu_alloc+0x4e2/0x12f0 [ 2140.331837] alloc_vfsmnt+0xfd/0x680 [ 2140.332605] clone_mnt+0x6c/0xce0 [ 2140.333315] copy_tree+0x3b0/0xa60 [ 2140.334083] copy_mnt_ns+0x144/0xa00 [ 2140.334846] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2140.335813] ? kmem_cache_alloc+0x2b4/0x360 [ 2140.336717] create_new_namespaces+0xd6/0xb20 [ 2140.337650] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2140.338676] ksys_unshare+0x449/0x8a0 [ 2140.339434] ? unshare_fd+0x1c0/0x1c0 [ 2140.340229] ? ksys_write+0x1a9/0x260 [ 2140.341018] __x64_sys_unshare+0x2d/0x40 [ 2140.341853] do_syscall_64+0x33/0x40 [ 2140.342609] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2140.343638] RIP: 0033:0x7fd87e9ecb19 [ 2140.344414] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2140.346656] Module has invalid ELF structures [ 2140.348176] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2140.348200] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2140.348212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2140.348224] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2140.348236] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2140.348257] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2140.381782] FAULT_INJECTION: forcing a failure. [ 2140.381782] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2140.384360] CPU: 0 PID: 11008 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2140.385726] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2140.387388] Call Trace: [ 2140.387914] dump_stack+0x107/0x167 [ 2140.388643] should_fail.cold+0x5/0xa [ 2140.389417] _copy_from_user+0x2e/0x1b0 [ 2140.390216] __copy_msghdr_from_user+0x91/0x4b0 [ 2140.391145] ? __ia32_sys_shutdown+0x80/0x80 [ 2140.392028] ? unix_stream_recvmsg+0xf0/0xf0 [ 2140.392898] ? sock_sendmsg+0x55/0x190 [ 2140.393683] sendmsg_copy_msghdr+0xa1/0x160 [ 2140.394542] ? do_recvmmsg+0x6d0/0x6d0 [ 2140.395354] ? __lock_acquire+0x1657/0x5b00 [ 2140.396245] ___sys_sendmsg+0xc6/0x170 [ 2140.397029] ? sendmsg_copy_msghdr+0x160/0x160 [ 2140.397951] ? vmacache_find+0x55/0x2a0 [ 2140.398759] ? __lockdep_reset_lock+0x180/0x180 [ 2140.399709] ? find_held_lock+0x2c/0x110 [ 2140.400541] ? __might_fault+0xd3/0x180 [ 2140.401345] ? lock_downgrade+0x6d0/0x6d0 [ 2140.402188] ? asm_exc_page_fault+0x1e/0x30 [ 2140.403105] __sys_sendmmsg+0x195/0x470 [ 2140.403924] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2140.404800] ? lock_downgrade+0x6d0/0x6d0 [ 2140.405663] ? __mutex_unlock_slowpath+0xe1/0x600 14:56:34 executing program 0: stat(&(0x7f0000001cc0)='.\x00', &(0x7f0000001c00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setreuid(0xffffffffffffffff, r0) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f00000001c0)=ANY=[@ANYBLOB="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", @ANYRES32, @ANYRES32=r0, @ANYRES32=r1, @ANYBLOB='./cgroup/cgroup.procs\x00']) getgroups(0x6, &(0x7f0000000080)=[0xffffffffffffffff, r1, r1, r1, r1, r1]) keyctl$chown(0x4, 0x0, r2, r3) utimes(&(0x7f00000000c0)='./cgroup/cgroup.procs\x00', &(0x7f0000000100)={{0x77359400}}) [ 2140.406659] ? wait_for_completion+0x270/0x270 [ 2140.407729] ? rcu_read_lock_any_held+0x75/0xa0 [ 2140.408689] ? vfs_write+0x354/0xa30 [ 2140.409453] ? fput_many+0x2f/0x1a0 [ 2140.410192] ? ksys_write+0x1a9/0x260 [ 2140.411003] __x64_sys_sendmmsg+0x99/0x100 [ 2140.411868] do_syscall_64+0x33/0x40 [ 2140.412623] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2140.413667] RIP: 0033:0x7fc22ce06b19 [ 2140.414429] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2140.418176] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2140.419746] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2140.421193] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2140.422654] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2140.424099] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2140.425553] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:56:34 executing program 7: r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) openat(r0, &(0x7f0000000000)='./file0\x00', 0x4000, 0xac) setxattr$incfs_size(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100), &(0x7f0000000140)=0x8000, 0x7, 0x0) [ 2140.464917] TCP: request_sock_TCPv6: Possible SYN flooding on port 20000. Sending cookies. Check SNMP counters. [ 2140.476249] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:56:34 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) syz_mount_image$iso9660(&(0x7f00000000c0), &(0x7f0000000100)='./file0\x00', 0x0, 0x0, &(0x7f0000000040), 0x0, &(0x7f0000000000)=ANY=[@ANYRESHEX=r0]) [ 2140.510449] FAULT_INJECTION: forcing a failure. [ 2140.510449] name failslab, interval 1, probability 0, space 0, times 0 [ 2140.512777] CPU: 0 PID: 11009 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2140.514164] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2140.515846] Call Trace: [ 2140.516380] dump_stack+0x107/0x167 [ 2140.517116] should_fail.cold+0x5/0xa [ 2140.517893] ? getname_flags.part.0+0x50/0x4f0 [ 2140.518828] should_failslab+0x5/0x20 [ 2140.519618] kmem_cache_alloc+0x5b/0x360 [ 2140.520464] getname_flags.part.0+0x50/0x4f0 [ 2140.521355] user_path_at_empty+0xa1/0x100 [ 2140.522221] __x64_sys_mount+0x1e9/0x300 [ 2140.523053] ? copy_mnt_ns+0xa00/0xa00 [ 2140.523851] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2140.524833] do_syscall_64+0x33/0x40 [ 2140.525586] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2140.526639] RIP: 0033:0x7fec81c7bb19 [ 2140.527395] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2140.531112] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2140.532653] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2140.534095] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2140.535549] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2140.536988] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2140.538426] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 14:56:34 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2140.605558] Process accounting resumed 14:56:34 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x66, &(0x7f0000001140)=ANY=[@ANYBLOB="0180c200000000000000000086dd6096153f00303a00fc0200000000000000000000ff0200000000000000000000000000010200907800000000600009e60000000000000000000000000000ffffac1e0001fe8000000000000000000000000000bb00000000b7dfce0c8b63f2daed5bc970276423b88796246d5514ebc60d23d5ad46337b89ab9d7fef78994ead26210e7f71dfddb75b0b136f5f5cf18d280340c929e8a32df2396f708f4c6f8818f5d54ff4a40b3d4a9d481cf4e9d2e05b8050addb25bf24e916b501b91beae99ef98be3f46bb784db71a1952ef08c09"], 0x0) mlock2(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mbind(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, 0x0) r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) ioctl$TUNSETQUEUE(r0, 0x400454ca, &(0x7f0000000000)={'veth0_vlan\x00'}) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) clock_gettime(0x0, &(0x7f00000007c0)) r1 = syz_open_procfs(0x0, &(0x7f0000001040)='numa_maps\x00') pread64(r1, &(0x7f0000000000)=""/4098, 0x1002, 0x1e00) perf_event_open(&(0x7f0000000180)={0x4, 0x80, 0x9, 0x1f, 0x40, 0x7, 0x0, 0x7fff, 0x40, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x2, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000140), 0x1}, 0x10203, 0x9, 0x7e6, 0x4, 0x7, 0x2, 0x3ff, 0x0, 0x2, 0x0, 0x4}, 0x0, 0x0, r1, 0x0) r2 = socket$inet6_udp(0xa, 0x2, 0x0) mmap$usbmon(&(0x7f0000ffb000/0x5000)=nil, 0x5000, 0x7, 0x4000030, r1, 0x0) connect$inet6(r2, &(0x7f00000000c0)={0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @empty}}, 0xfffffffffffffe6b) mmap$perf(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x8, 0x20010, r1, 0x5) setsockopt$inet6_IPV6_ADDRFORM(r2, 0x29, 0x1, &(0x7f0000000040), 0x4) sendmmsg$inet6(r2, &(0x7f0000001780)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000000240)={0xa, 0x0, 0x0, @empty}, 0x1c, 0x0}}], 0x2, 0x0) fallocate(r2, 0x1, 0x5, 0x0) write$tun(r1, &(0x7f0000001080)=ANY=[@ANYBLOB="01800300390000040008445f009800640000ff00907800000000e0000001014408f010d00000044434c5e1ac1414bb00000003ffffffff000000000a01010200000006ac1414aa00000007e00000020000003fe00000020000000401443cd061e000000200000007640101007c4b0000ac1414aafffffff9e000000200000401e00000020000000800000011c3d3e7c0b0a44d"], 0xa2) 14:56:34 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2153.165421] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:56:56 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 5) 14:56:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 33) 14:56:56 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 50) 14:56:56 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ethtool(&(0x7f0000000100), 0xffffffffffffffff) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000140)={'syz_tun\x00'}) r2 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), r0) sendmsg$ETHTOOL_MSG_LINKMODES_SET(r0, &(0x7f0000000200)={0x0, 0x32, &(0x7f00000001c0)={&(0x7f0000000140)={0x28, r2, 0x3ddc8cfb493e3995, 0x1, 0x0, {}, [@ETHTOOL_A_LINKMODES_HEADER={0xc}, @ETHTOOL_A_LINKMODES_AUTONEG={0x0, 0x2, 0x1}]}, 0x28}, 0x1, 0x0, 0x0, 0x8c0}, 0x20000000) r3 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r3, 0x10e, 0xb, &(0x7f0000000000)=0xba, 0x4) r4 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000640), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_EEE_SET(r3, &(0x7f0000000880)={0x0, 0x0, &(0x7f0000000840)={&(0x7f0000000040)={0x48, r4, 0x201, 0x0, 0x0, {}, [@ETHTOOL_A_EEE_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}]}, @ETHTOOL_A_EEE_MODES_OURS={0x28, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_MASK={0x21, 0x5, "91bd52ac34d1927c990481ad6b6add86c21b5eadc3c6888c73a5037592"}]}]}, 0x48}}, 0x0) sendmsg$ETHTOOL_MSG_WOL_GET(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r4, 0x2, 0x70bd26, 0x25dfdbfc}, 0x14}}, 0x20000000) 14:56:56 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101142, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000000)='mounts\x00') readv(r1, &(0x7f00000004c0)=[{&(0x7f0000000040)=""/91, 0x5b}], 0x1) sendfile(r0, r1, 0x0, 0x7fff) pidfd_getfd(r1, r0, 0x0) 14:56:56 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {0x0, 0x0, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:56:56 executing program 0: timer_create(0x3, &(0x7f00000001c0)={0x0, 0x1c, 0x0, @tid=0xffffffffffffffff}, &(0x7f0000000040)) timer_create(0x3, &(0x7f0000000000)={0x0, 0x0, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) timer_settime(r0, 0x0, &(0x7f0000000080)={{0x77359400}, {0x0, 0x989680}}, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000080)={{}, {0x0, 0x989680}}, 0x0) fcntl$getown(0xffffffffffffffff, 0x9) r1 = getpgid(0x0) timer_create(0x3, &(0x7f0000000000)={0x0, 0x3c, 0x0, @tid=r1}, &(0x7f0000000040)=0x0) timer_settime(r2, 0x0, &(0x7f00000000c0)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) timer_gettime(r2, &(0x7f00000000c0)) timer_settime(r2, 0x0, &(0x7f0000000140)={{}, {0x0, 0x989680}}, 0x0) setpriority(0x0, 0x0, 0x0) clone3(&(0x7f00000000c0)={0x42182f00, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) [ 2163.050777] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2163.052474] FAT-fs (loop4): Filesystem has been set read-only [ 2163.057190] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) 14:56:56 executing program 7: perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000040)={0x4, 0x80, 0x2, 0x0, 0x7, 0xba, 0x0, 0x6, 0x0, 0x8, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0xff, 0x4, @perf_bp={&(0x7f0000000000), 0xc}, 0x40260, 0x196, 0x3ff, 0x2, 0x1, 0x9f, 0xc438, 0x0, 0x1, 0x0, 0x5}, 0x0, 0x6, 0xffffffffffffffff, 0x8) r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r1, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) ioctl$FIONREAD(r1, 0x541b, &(0x7f00000000c0)) ioctl$TCFLSH(r0, 0x540b, 0x2) [ 2163.079948] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2163.087312] FAULT_INJECTION: forcing a failure. [ 2163.087312] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2163.090398] CPU: 0 PID: 11055 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2163.091821] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2163.093518] Call Trace: [ 2163.094066] dump_stack+0x107/0x167 [ 2163.094824] should_fail.cold+0x5/0xa [ 2163.095640] _copy_from_user+0x2e/0x1b0 [ 2163.096468] __copy_msghdr_from_user+0x91/0x4b0 [ 2163.096488] ? __ia32_sys_shutdown+0x80/0x80 [ 2163.096514] ? unix_stream_recvmsg+0xf0/0xf0 [ 2163.096535] ? sock_sendmsg+0x55/0x190 [ 2163.096561] sendmsg_copy_msghdr+0xa1/0x160 [ 2163.096577] ? do_recvmmsg+0x6d0/0x6d0 [ 2163.096601] ? __lock_acquire+0x1657/0x5b00 [ 2163.096634] ___sys_sendmsg+0xc6/0x170 [ 2163.096658] ? sendmsg_copy_msghdr+0x160/0x160 [ 2163.096682] ? __lockdep_reset_lock+0x180/0x180 [ 2163.096716] ? find_held_lock+0x2c/0x110 [ 2163.106218] ? __might_fault+0xd3/0x180 [ 2163.107037] ? lock_downgrade+0x6d0/0x6d0 [ 2163.107878] ? asm_exc_page_fault+0x1e/0x30 [ 2163.108774] __sys_sendmmsg+0x195/0x470 [ 2163.109588] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2163.110464] ? lock_downgrade+0x6d0/0x6d0 [ 2163.111345] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2163.112325] ? wait_for_completion+0x270/0x270 [ 2163.113255] ? rcu_read_lock_any_held+0x75/0xa0 [ 2163.114194] ? vfs_write+0x354/0xa30 [ 2163.114962] ? fput_many+0x2f/0x1a0 [ 2163.115699] ? ksys_write+0x1a9/0x260 [ 2163.116513] __x64_sys_sendmmsg+0x99/0x100 [ 2163.117375] do_syscall_64+0x33/0x40 [ 2163.118128] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2163.119172] RIP: 0033:0x7fc22ce06b19 [ 2163.119927] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2163.123710] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2163.125252] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2163.126713] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2163.128173] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2163.129645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2163.131103] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:56:56 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) clone3(&(0x7f0000000080)={0x1040900, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) ioctl$EXT4_IOC_GROUP_ADD(r0, 0x40286608, &(0x7f0000000040)={0x10, 0x0, 0x2, 0x0, 0x0, 0x5}) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r2 = fcntl$getown(r1, 0x9) setpriority(0x1, r2, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r2, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) syz_open_procfs(r2, &(0x7f0000000140)='net/bnep\x00') ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000000100)={0x1c, 0x0, &(0x7f0000000000)=[@release={0x40046306, 0x3}, @increfs_done={0x40106308, 0x3}], 0x4, 0x0, &(0x7f0000000040)="ed477deb"}) [ 2163.170275] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2163.176951] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2163.180422] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=11069 comm=syz-executor.3 [ 2163.182937] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=12 sclass=netlink_route_socket pid=11069 comm=syz-executor.3 [ 2163.192441] FAULT_INJECTION: forcing a failure. [ 2163.192441] name failslab, interval 1, probability 0, space 0, times 0 [ 2163.194822] CPU: 1 PID: 11060 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2163.196248] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2163.197958] Call Trace: [ 2163.198507] dump_stack+0x107/0x167 [ 2163.199264] should_fail.cold+0x5/0xa 14:56:56 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {0x0, 0x0, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2163.200051] ? alloc_vfsmnt+0x23/0x680 [ 2163.201008] should_failslab+0x5/0x20 [ 2163.201786] kmem_cache_alloc+0x5b/0x360 [ 2163.202612] ? copy_tree+0x61a/0xa60 [ 2163.203395] alloc_vfsmnt+0x23/0x680 [ 2163.204154] clone_mnt+0x6c/0xce0 [ 2163.204874] copy_tree+0x3b0/0xa60 [ 2163.205615] copy_mnt_ns+0x144/0xa00 [ 2163.206371] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2163.207357] ? kmem_cache_alloc+0x2b4/0x360 [ 2163.208245] create_new_namespaces+0xd6/0xb20 [ 2163.209169] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2163.210172] ksys_unshare+0x449/0x8a0 [ 2163.210963] ? unshare_fd+0x1c0/0x1c0 [ 2163.211743] ? ksys_write+0x1a9/0x260 [ 2163.212537] __x64_sys_unshare+0x2d/0x40 [ 2163.213372] do_syscall_64+0x33/0x40 [ 2163.214130] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2163.215196] RIP: 0033:0x7fd87e9ecb19 [ 2163.215974] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2163.219781] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2163.221361] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2163.222855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2163.224327] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2163.225773] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2163.227253] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:56:56 executing program 6: ioctl$VT_DISALLOCATE(0xffffffffffffffff, 0x5608) r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x46e2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ftruncate(r0, 0x4206) ioctl$EXT4_IOC_SWAP_BOOT(r1, 0x6611) ioctl$VFAT_IOCTL_READDIR_BOTH(0xffffffffffffffff, 0x82307201, 0x0) sendmsg$NL80211_CMD_GET_REG(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYRESHEX, @ANYRES32, @ANYRES16], 0x1e8}, 0x1, 0x0, 0x0, 0x801}, 0x1) openat$full(0xffffffffffffff9c, &(0x7f0000000100), 0x1, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)) fsetxattr$security_capability(r0, &(0x7f0000000040), &(0x7f0000000080)=@v2={0x2000000, [{0x0, 0x9}, {0x5}]}, 0x14, 0x0) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x581, 0x1, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, @perf_config_ext={0xfffffffffffffff7}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$binfmt_elf64(r0, &(0x7f00000001c0)=ANY=[], 0xfdef) ioctl$AUTOFS_IOC_CATATONIC(r2, 0x9362, 0x0) r3 = dup(0xffffffffffffffff) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) sendmsg$SOCK_DIAG_BY_FAMILY(r3, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000140)={&(0x7f0000000480)=ANY=[@ANYBLOB="241300001400000229bd7000fedbdf25181404100100c1823f5eceb5a74691ab99602bcd7a3abad77873253b4679cdd12914873a1130853d949f50c37e6b5fcd25418eb4c9f2257b8955d6021c4058aff0444c45a73f572cbf6c59315b8715815c9d7fda49447c6cd48a9085085cc3d94134949f53e99179ea88443554fa014a8a23013f93c156eb2fef51744e981cd752d44f68f8029ba83b12f6f13cae720e57d77b3f51c7eabb7553ea602e035a2aae470e02f0361074bf00dac2c58e96ebf02c314a8892c1545127ca495a45760e4c3038c0bb9c4a46978da361099b5fee1a9e836b3ff169d14df2a82e600870ed9e79365ae432fe1df78460c8b667a98c625224e37661e153dac2c7f80e88e30142bf1679dde2307228589b44b71438302a1186bbefd7800036ad5618b05ed91185a575d39fcf3a82a74d3556a064324a42fc21e080b6ab355f8c5d1b91dc2295d6e013181938d90684b61478834674c40b663c867550212760b65b05f422da9e0985c671a46fdb2abcc61e7a2d33daf4a98ee9d74d96c0d4910d995560e05f4d251774d27f47ffd26d8f92ce35678aa88ec65a2298876470efdaf827849e91960b4101c9860331ddddbe5f5e72277995fc3bbc51efea90c2d46d8f285fdf48fa105990e6950fcf8f92ca55d211d95b4c5bc86a122023ef6416895992778e66b3a313386d0150231e58bea09e9165accd9b6d68de8b00b7d6fc95fb87a5982682a5de347bfc7d0ada82ba6f841e81738b6927b89c3807079a9083a56f9e1835b1f22f7ab6f5486d17fac2a24df526d429fbbb5ade7d5d44d9113d79212a257b44149089cb2f10a7e42b579aa691323ee6276ff754f37ab20ed2452af88f1e9f2e22eb66382d36d260852e6c024b86cd74fe345340ab5e46549ee10165f3fa05040831c8fb08d2d35573e1d117c0c0ad848eb4cc3ec5a4c288284392af0f8d177becda0b0262efb423dd480c53af991fee348a1c4a0d036f06676e4467ba3601bac990da0f3b80647a4b19a2e3226029d21e129924a8ecfbfe7fe43ea36b2eb1ae20aa306315bccc2a760d7a9641e99cbe8b1e528a35eb0c9871431fcea2ec905a14aa7059159b7577d7d757c0153c8417afd629bd0dbed25c024c03cac99590bfbca2e87339834e9e2833e5af0bfe075050759bbaa85f1aba0aa3f00256661473a332163e117b7b3c5d72053088d4b1de963974ff2d106382a7f350a82e753380a63ee8d43623eddb666e89e20dc74fca40a9a65510ae37090edc471c612597531a7307f210e5e0eea1d438a2c9264548002a1249b1b30833e2d1fd63f4e2558465a2cde5769eaa473e3cbb16f5845223e129608152831614da384d01768a372874fafbc0bae82e2bcc86e8719b952aab49b36827a5fc55f588e46f03c481ad4fea93e4186ba7be688e11b2730af6d73f747acdc8eb792cbb056f35ff34d280a7008ce8d98d67c8ea57d1a191f51b828c95d1fb6043a55e4ae466ffb6a05e3694713fbdbfcddd4d6426571f15a425e1eb8727b4089628e7652781c65c3d72b2aa6488e39c0acb7d7279aa4282680233afe00c11a13fc95278d159faabc9af5756bdcbb4707d37ebe53c16786e2aa1019da85eda21dc3ebe7d5f0cde28fb437941f9ba609c9e7dc531cbb0293d43354f930e7452855054bff22c1bf563c7446a59d889f541595998348b7c788f9532c97df45df6c06029ad7d8c69354b3595b3740e47628db824e49c43463b998744fe365dc73ba71fff0fcc0dceebdc6ca19933dd12ae70f97951c9d759fc30c372063b03b6d1aabc2e2fe7ac21c1c1012171c319807c2fb89f9d090311c3e49854c0b4321cd7f5dcfd6d30589b395cc8f7d64c1d6fe136e1a720aa64874a2216c93155a60a636519ebdccc4864fa8b4455d30196b88bc9c463535e73a2170746da303dc9b61218881764efb59878e46ff95c48595165263db540294f291a0fe74dc6062de789c22e4f93ed3240e14203ba61be3f90d113a42adde6b144bbe9260293c9b7947508fbb837cfd5bcb37fa357a8f3c625b36400cc911c65314b7e38792301924d892252bddb3f27db25a605c9b36fbcdd312de44e0514eb164c4313845ff31eb59d723bef2df2788a629cbf1f9718a964ba4b8d00efdea04670b403b1e9995def5b602401ad349bd4bcf01219f66cded09c474967766e236838b746534552ed7901ceb3cfb478425112396fd07d34af2edd91de0a283ab6410cd4f1f3a21fff85978732379da88ed38b0ea4c3191ce88b22cf0d6a306bdefbd704821b94487c63807643f11f58cda8a14cdac78230c9b190a07f5101bbc0572a6e00f186f11955b1a9cc9bff24904fdfba6e1ee23746eaa6569f7cb4b94452568567e4a6e9e6f399683b8c90056878a1f95bd8adf8529a307fd4782bb179173e1c81d60689ffd7c6f32d534462765fdd152e8fd0e0cc46bd065a3da218569f49504806665cce96fe0d6ca2cc6420c93f47868dc658ae7e513cef0121f9a3a1c7a6d20eb2a68dfcea0a9f4cf21cf996a937f96d0ac2235231b5b9bc3538b113635223dc97ebc9d591fd71f6e403d859b46d4cf9c8539a4f07baf3976bf7be7deb9a7d6d06dafcead5fc931bd73608a11d78758b267f31aef69000840174028b034f81abff1cd3b935dffe3c51dd8ca0bdd926f3dfadc8f8933915e1fb236a908d3aa09b7cb44da0a76d9ded815957f9b3f365d73ea361fa8c9351ec4563acda71f683a0738941aa50511e7b49fd1d3ede9bda3be63ca171bd5ecc8eea03a88080e7d38c1677ae65b3b9973968e149f2fcae15dd1f60da65fe04a86d7c938b906fc563f596fdc75609ec56ed2ad55937e24d0aaac5a6ed9fa9a2384a887da9dbb3654a1a577ded23874cf527d0f7b557206afd7a0178cc4060ead73169584d4515e1b01c6e9d0fad75837295fc5d13d6ba691bd74b53c8fb02754b760ad01a249cc7f2abece60838c242aa208ae4812119aab91586b03fb63562fc83f9787c785520295f25836f8d0e1b92adb99d48bf7b16687817dded70017f4675ab7545c457032c6b45cd27cac74608c9593d757dcafd0b1ecf2be22a328578c627379b63cea5e607f63e29f881becaee95d43737e916ba9dbc5c15647a5dbc4fe628f9f54360b66f8462a022e7014febe7b7ac49cc5bae55bcdf283f05320a98f529387360fda09bcf39b68c0eca9fa8920de26b4adde4452ddce86eaca8690ba76e27afbd4931b193ab9a8608e52fc84ff0f64ad40f3ef712aa171da35cc521d84a0ff473a2410404015092338e3d1b93dfb72b5a437181fd3be4cdb4cfc114ae52fd5d260370823319e9c6086f1717da2a9a596c2255b8049b655a74b244cb1a2d8549c8ebb96bbc13ac29c1d5aeef9ff30e25af4e8e342249d6a042c8d8c8e66ab1ac129ff20063e1b27f6d73752b7884cef932a3fcf4bfe01d2e85badd74c118ba6017486a11f8cc15b827c6a050fc2fd9b8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0x1324}, 0x1, 0x0, 0x0, 0x20004804}, 0x20000000) openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, &(0x7f0000000380)={0x0}) io_uring_register$IORING_REGISTER_PERSONALITY(r0, 0x9, 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(0xffffffffffffffff, 0xc0182101, &(0x7f0000000440)={r4}) 14:56:56 executing program 7: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x200001, 0x22) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5d, 0x240, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfffffffffffffffc, 0x1}, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000001c0)={0x2, 0x80, 0x3, 0x52, 0x4, 0x36, 0x0, 0x6, 0x40300, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x3, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x4, 0x1, @perf_bp={&(0x7f0000000180), 0x8}, 0x6475, 0x7f, 0x8, 0x7, 0xb5f, 0x1, 0x6, 0x0, 0x1ff, 0x0, 0x800}, 0x0, 0x3, r1, 0x2) readahead(r0, 0x6, 0x2e) ftruncate(r0, 0x1000003) r2 = socket$inet(0x2, 0x1, 0x0) bind$inet(r2, &(0x7f0000000000)={0x2, 0x4e21, @multicast1}, 0x10) connect$inet(r2, &(0x7f0000000140)={0x2, 0x4e21, @local}, 0x10) r3 = dup(0xffffffffffffffff) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) openat(r3, &(0x7f0000000040)='./file0\x00', 0x20401, 0x10) shutdown(r2, 0x1) unshare(0x48020200) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$FS_IOC_FSSETXATTR(r4, 0x401c5820, &(0x7f0000000240)={0xf9, 0x3ff, 0x7, 0x6e, 0x101}) openat2$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x10400, 0xd2, 0xd}, 0x18) [ 2163.267358] FAULT_INJECTION: forcing a failure. [ 2163.267358] name failslab, interval 1, probability 0, space 0, times 0 [ 2163.269811] CPU: 1 PID: 11057 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2163.271237] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2163.272945] Call Trace: [ 2163.273492] dump_stack+0x107/0x167 [ 2163.274238] should_fail.cold+0x5/0xa [ 2163.275042] ? create_object.isra.0+0x3a/0xa20 [ 2163.275984] should_failslab+0x5/0x20 [ 2163.276759] kmem_cache_alloc+0x5b/0x360 [ 2163.277577] ? __might_fault+0xd3/0x180 [ 2163.278388] create_object.isra.0+0x3a/0xa20 [ 2163.279285] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2163.280319] kmem_cache_alloc+0x159/0x360 [ 2163.281202] getname_flags.part.0+0x50/0x4f0 [ 2163.282109] user_path_at_empty+0xa1/0x100 [ 2163.282997] __x64_sys_mount+0x1e9/0x300 [ 2163.283846] ? copy_mnt_ns+0xa00/0xa00 [ 2163.284658] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2163.285656] do_syscall_64+0x33/0x40 [ 2163.286418] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2163.287488] RIP: 0033:0x7fec81c7bb19 [ 2163.288261] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2163.292000] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2163.293541] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2163.295001] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2163.296440] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2163.297902] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2163.299354] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2163.361052] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2163.362725] FAT-fs (loop4): Filesystem has been set read-only 14:56:56 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 51) [ 2163.366466] EXT4-fs warning (device sda): verify_group_input:167: Reserved blocks too high (5) [ 2163.372274] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) 14:56:56 executing program 3: syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x40004, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b0000000001", 0x5a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x800}, {&(0x7f0000000100)="ed4100000093b200dff4655fe0f4655fe0f4655f0000080000000400045539545cee", 0x22, 0x2100}], 0x0, &(0x7f0000000140)=ANY=[]) mount$bind(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x1240023, 0x0) open(&(0x7f0000000080)='./file0\x00', 0x2, 0x2) umount2(&(0x7f0000000440)='./file0\x00', 0x0) [ 2163.435125] EXT4-fs warning (device sda): verify_group_input:167: Reserved blocks too high (5) 14:56:57 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {0x0, 0x0, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2163.519131] Process accounting resumed 14:56:57 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 34) [ 2163.558397] FAULT_INJECTION: forcing a failure. [ 2163.558397] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2163.561366] CPU: 0 PID: 11092 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2163.562784] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2163.564506] Call Trace: [ 2163.565056] dump_stack+0x107/0x167 [ 2163.565808] should_fail.cold+0x5/0xa [ 2163.566585] _copy_from_user+0x2e/0x1b0 [ 2163.567418] __copy_msghdr_from_user+0x91/0x4b0 [ 2163.568360] ? __ia32_sys_shutdown+0x80/0x80 [ 2163.569271] ? unix_stream_recvmsg+0xf0/0xf0 [ 2163.570169] ? sock_sendmsg+0x55/0x190 [ 2163.571001] sendmsg_copy_msghdr+0xa1/0x160 [ 2163.571890] ? do_recvmmsg+0x6d0/0x6d0 [ 2163.572696] ? __lock_acquire+0x1657/0x5b00 [ 2163.573596] ___sys_sendmsg+0xc6/0x170 [ 2163.574396] ? sendmsg_copy_msghdr+0x160/0x160 [ 2163.575333] ? __lockdep_reset_lock+0x180/0x180 [ 2163.576303] ? find_held_lock+0x2c/0x110 [ 2163.577133] ? __might_fault+0xd3/0x180 [ 2163.577962] ? lock_downgrade+0x6d0/0x6d0 [ 2163.578811] ? asm_exc_page_fault+0x1e/0x30 [ 2163.579738] __sys_sendmmsg+0x195/0x470 [ 2163.580550] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2163.581430] ? lock_downgrade+0x6d0/0x6d0 [ 2163.582304] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2163.583293] ? wait_for_completion+0x270/0x270 [ 2163.584242] ? rcu_read_lock_any_held+0x75/0xa0 [ 2163.585194] ? vfs_write+0x354/0xa30 [ 2163.585964] ? fput_many+0x2f/0x1a0 [ 2163.586711] ? ksys_write+0x1a9/0x260 [ 2163.587531] __x64_sys_sendmmsg+0x99/0x100 [ 2163.588408] do_syscall_64+0x33/0x40 [ 2163.589185] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2163.590242] RIP: 0033:0x7fc22ce06b19 [ 2163.591011] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2163.594772] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2163.596361] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2163.597831] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2163.599304] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2163.600777] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2163.602241] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2163.627802] EXT4-fs (loop3): mounted filesystem without journal. Opts: ,errors=continue 14:56:57 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 6) 14:56:57 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x802c2, 0x0) r1 = open(&(0x7f0000000040)='./file0\x00', 0x1810c1, 0x0) writev(r0, &(0x7f00000000c0)=[{&(0x7f0000000200)="af", 0x1}], 0x1) ioctl$FS_IOC_RESVSP(r1, 0x40305828, &(0x7f0000000080)={0x0, 0x5}) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) fallocate(r2, 0x0, 0x0, 0x8000) r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0) perf_event_open(0x0, 0xffffffffffffffff, 0xe, 0xffffffffffffffff, 0x3) ioctl$FS_IOC_RESVSP(r3, 0x40305828, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x4000006}) r4 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r4, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) openat(r4, &(0x7f0000000140)='./file0\x00', 0x8000, 0x7b) ftruncate(r0, 0x236c) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_MOVE_EXT(r0, 0xc028660f, &(0x7f0000000040)={0x0, r1, 0x2}) [ 2163.702894] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2163.704603] FAT-fs (loop4): Filesystem has been set read-only [ 2163.707716] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) 14:56:57 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100), 0x0, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:56:57 executing program 3: perf_event_open(&(0x7f0000001d80)={0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x4052d, 0x0, 0x0, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f00000001c0)='./file0\x00', 0x0) pwrite64(0xffffffffffffffff, &(0x7f00000000c0), 0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) accept4$packet(0xffffffffffffffff, 0x0, 0x0, 0x0) sendmsg$BATADV_CMD_GET_MCAST_FLAGS(0xffffffffffffffff, &(0x7f0000003c00)={&(0x7f0000003b40)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000003bc0)={&(0x7f0000003b80)={0x1c, 0x0, 0x20, 0x0, 0x0, {}, [@BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED={0x5}]}, 0x1c}}, 0x0) sendmsg$BATADV_CMD_SET_VLAN(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, 0x0, 0xc08, 0x70bd29, 0x25dfdbfc, {}, [@BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED={0x5}, @BATADV_ATTR_FRAGMENTATION_ENABLED={0x5, 0x30, 0x1}, @BATADV_ATTR_BONDING_ENABLED={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8090}, 0x840) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfec, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x401, 0x24}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0xfffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) sendto(r0, &(0x7f0000000040)="5ea18a99", 0x4, 0x0, &(0x7f00000000c0)=@l2tp6={0xa, 0x0, 0x0, @mcast1}, 0x1b) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x41, &(0x7f0000000000)=0x6359, 0x4) recvmmsg(r0, &(0x7f0000000a00)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, &(0x7f0000000900)=[{&(0x7f0000000340)=""/250, 0xfa}, {&(0x7f0000000440)=""/84, 0x54}, {&(0x7f00000004c0)=""/185, 0xb9}, {&(0x7f0000000580)=""/39, 0x27}, {&(0x7f00000005c0)=""/197, 0xc5}, {&(0x7f00000006c0)=""/208, 0xd0}, {&(0x7f00000007c0)=""/190, 0xbe}, {&(0x7f0000000880)=""/121, 0x79}], 0x8, &(0x7f0000000980)=""/66, 0x42}, 0x1}], 0x2, 0x10062, 0x0) fcntl$setpipe(r0, 0x407, 0xffff) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'batadv_slave_0\x00'}) recvmmsg(r1, &(0x7f0000001a00)=[{{0x0, 0x0, 0x0}}], 0x300, 0x10062, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000003400)={&(0x7f0000000000)={0x14, 0x1b, 0xb31, 0x0, 0x0, {0x1}}, 0x14}}, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003300)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$inet6_mreq(r1, 0x29, 0x14, &(0x7f0000000040)={@private0}, &(0x7f0000000080)=0x14) [ 2163.802083] FAULT_INJECTION: forcing a failure. [ 2163.802083] name failslab, interval 1, probability 0, space 0, times 0 [ 2163.805114] CPU: 1 PID: 11101 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2163.806806] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2163.808825] Call Trace: [ 2163.809482] dump_stack+0x107/0x167 [ 2163.810377] should_fail.cold+0x5/0xa [ 2163.811339] ? create_object.isra.0+0x3a/0xa20 [ 2163.812090] should_failslab+0x5/0x20 [ 2163.812659] kmem_cache_alloc+0x5b/0x360 [ 2163.813292] ? __lockdep_reset_lock+0x180/0x180 [ 2163.814037] create_object.isra.0+0x3a/0xa20 [ 2163.814743] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2163.815560] kmem_cache_alloc+0x159/0x360 [ 2163.816226] alloc_vfsmnt+0x23/0x680 [ 2163.816828] clone_mnt+0x6c/0xce0 [ 2163.817350] copy_tree+0x3b0/0xa60 [ 2163.817899] copy_mnt_ns+0x144/0xa00 [ 2163.818476] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2163.819218] ? kmem_cache_alloc+0x2b4/0x360 [ 2163.819862] create_new_namespaces+0xd6/0xb20 [ 2163.820568] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2163.821331] ksys_unshare+0x449/0x8a0 [ 2163.821905] ? unshare_fd+0x1c0/0x1c0 [ 2163.822477] ? ksys_write+0x1a9/0x260 [ 2163.823080] __x64_sys_unshare+0x2d/0x40 [ 2163.823689] do_syscall_64+0x33/0x40 [ 2163.824248] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2163.825041] RIP: 0033:0x7fd87e9ecb19 [ 2163.825602] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2163.828348] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2163.829515] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2163.830589] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2163.831698] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2163.832784] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2163.833849] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:56:57 executing program 0: syz_mount_image$msdos(0x0, &(0x7f00000020c0)='./file0\x00', 0x3ff, 0x3, &(0x7f0000000100)=[{&(0x7f0000002100)="5bd0897129526d9a042a0c86375f950cf7214694d47d2e3ef935c8a92e0de7a2e07d4218d62c", 0x26, 0x9}, {0x0, 0x0, 0xc11}, {&(0x7f00000000c0)="422bf9ae0a135b696382", 0xa, 0x100000000}], 0x102880, &(0x7f0000000180)={[], [{@smackfsroot={'smackfsroot', 0x3d, 'user_u'}}, {@defcontext={'defcontext', 0x3d, 'system_u'}}, {@euid_eq}, {@rootcontext={'rootcontext', 0x3d, 'user_u'}}, {@subj_type={'subj_type', 0x3d, '\x11\x933\xda\x14t\xf4\v\xd0\xcd>\xd8w(\x9c\xe0\x02\x88\xa7\rB\xc9tP\x1e\xe9\xe4\xbd\xa1\xdb\xf2\xa3[\xf4]\xe6\x85\xc0\xc0\xb7\xc6\xb1\x1a(&\x10?\x90tvW?\xe3M\xff7\x92`\x9cfw\xc2S\x1b(\x02\xb7h\x99\x834C\x87\xe2L\n-KhB\bB \xc6\xe9\xa4\xb3\xcc\x83TAPXo'}}, {@euid_gt}, {@defcontext={'defcontext', 0x3d, 'unconfined_u'}}, {@smackfsdef={'smackfsdef', 0x3d, 'unconfined_u'}}]}) 14:56:57 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 52) [ 2163.921985] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2163.940925] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2163.942577] FAT-fs (loop4): Filesystem has been set read-only [ 2163.944345] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2163.947404] FAULT_INJECTION: forcing a failure. [ 2163.947404] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2163.949312] CPU: 1 PID: 11110 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2163.950578] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2163.952045] Call Trace: [ 2163.952450] dump_stack+0x107/0x167 [ 2163.952998] should_fail.cold+0x5/0xa [ 2163.953579] strncpy_from_user+0x34/0x470 [ 2163.954295] getname_flags.part.0+0x95/0x4f0 [ 2163.954995] user_path_at_empty+0xa1/0x100 [ 2163.955638] __x64_sys_mount+0x1e9/0x300 [ 2163.956256] ? copy_mnt_ns+0xa00/0xa00 [ 2163.956845] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2163.957575] do_syscall_64+0x33/0x40 [ 2163.958134] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2163.958949] RIP: 0033:0x7fec81c7bb19 [ 2163.959505] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2163.962288] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2163.963467] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2163.964553] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2163.965619] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2163.966710] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2163.967810] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 14:56:57 executing program 6: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) fcntl$dupfd(r0, 0x0, r1) ioctl$sock_SIOCSIFVLAN_GET_VLAN_REALDEV_NAME_CMD(r0, 0x8983, &(0x7f0000000000)={0x8, 'erspan0\x00', {'wg0\x00'}, 0xfe01}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$sock_SIOCOUTQNSD(r2, 0x894b, &(0x7f0000000040)) [ 2164.009324] FAULT_INJECTION: forcing a failure. [ 2164.009324] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2164.011240] CPU: 1 PID: 11122 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2164.012271] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2164.013512] Call Trace: [ 2164.013905] dump_stack+0x107/0x167 [ 2164.014447] should_fail.cold+0x5/0xa [ 2164.015060] _copy_from_user+0x2e/0x1b0 [ 2164.015661] __copy_msghdr_from_user+0x91/0x4b0 [ 2164.016360] ? __ia32_sys_shutdown+0x80/0x80 [ 2164.017015] ? unix_stream_recvmsg+0xf0/0xf0 [ 2164.017674] ? sock_sendmsg+0x55/0x190 [ 2164.018288] sendmsg_copy_msghdr+0xa1/0x160 [ 2164.018954] ? do_recvmmsg+0x6d0/0x6d0 [ 2164.019542] ? __lock_acquire+0x1657/0x5b00 [ 2164.020200] ___sys_sendmsg+0xc6/0x170 [ 2164.020795] ? sendmsg_copy_msghdr+0x160/0x160 [ 2164.021483] ? vmacache_find+0x55/0x2a0 [ 2164.022088] ? __lockdep_reset_lock+0x180/0x180 [ 2164.022818] ? find_held_lock+0x2c/0x110 [ 2164.023425] ? __might_fault+0xd3/0x180 [ 2164.024003] ? lock_downgrade+0x6d0/0x6d0 [ 2164.024636] ? asm_exc_page_fault+0x1e/0x30 [ 2164.025427] __sys_sendmmsg+0x195/0x470 [ 2164.026047] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2164.026724] ? lock_downgrade+0x6d0/0x6d0 [ 2164.027376] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2164.028102] ? wait_for_completion+0x270/0x270 [ 2164.028764] ? rcu_read_lock_any_held+0x75/0xa0 [ 2164.029449] ? vfs_write+0x354/0xa30 [ 2164.030024] ? fput_many+0x2f/0x1a0 [ 2164.030583] ? ksys_write+0x1a9/0x260 [ 2164.031179] __x64_sys_sendmmsg+0x99/0x100 [ 2164.031815] do_syscall_64+0x33/0x40 [ 2164.032373] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2164.033137] RIP: 0033:0x7fc22ce06b19 [ 2164.033684] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2164.036404] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2164.037555] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2164.038651] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2164.039739] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2164.040802] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2164.041883] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:56:57 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100), 0x0, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:56:57 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 7) 14:56:57 executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff) socket$netlink(0x10, 0x3, 0xb) r0 = socket$netlink(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r0, 0x10e, 0xc, 0x0, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0x0) r2 = syz_mount_image$iso9660(&(0x7f0000000340), &(0x7f0000000380)='./file0\x00', 0x3f, 0x0, &(0x7f0000000480), 0x82400, &(0x7f00000008c0)=ANY=[@ANYRESOCT, @ANYRESHEX=0xee00, @ANYBLOB="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"/287, @ANYRESDEC=0xee01, @ANYBLOB=',dont_hash,obj_role=.u#/,mask=MAY_WRITE;measure,seclabel,\x00']) r3 = openat(r2, &(0x7f00000005c0)='./file1\x00', 0x20000, 0x40) ftruncate(r1, 0x1000003) ioctl$FS_IOC_FSSETXATTR(r1, 0x40086602, &(0x7f0000000000)) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000600), r3) write$binfmt_elf64(r1, &(0x7f00000001c0)=ANY=[], 0xfdef) lseek(r1, 0x0, 0x3) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wlan0\x00', 0x0}) write$P9_RREADLINK(r3, &(0x7f00000003c0)=ANY=[@ANYBLOB="1000000017020007002e2f66696c6531f44c8a1b1c4465e97de83a39429d27a7c95f4857d05d10239c8b9062502f3d85295ff3fe671245e98256dfb54734bd33cca4"], 0x10) sendmsg$NL80211_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x64, r4, 0x0, 0x70bd2a, 0x25dfdbfc, {{}, {@void, @val={0xc, 0x99, {0x80000001, 0x11}}}}, [@NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x6}, @NL80211_ATTR_HT_CAPABILITY_MASK={0x1e, 0x94, {0x2, 0x1, 0x1, 0x0, {0xff, 0x1, 0x0, 0x8, 0x0, 0x0, 0x0, 0x2}, 0x1, 0x7fffffff, 0xe1}}, @NL80211_ATTR_VHT_CAPABILITY={0x10, 0x9d, {0x8, {0x186, 0x1, 0x1f, 0x6046}}}, @NL80211_ATTR_MAC_HINT={0xa, 0xc8, @random="3066732fe49e"}]}, 0x64}, 0x1, 0x0, 0x0, 0x4004804}, 0x4014) sendmsg$NL80211_CMD_LEAVE_MESH(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f00000006c0)={0x28, 0x0, 0x300, 0x70bd27, 0x25dfdbfc, {{}, {@val={0x8}, @val={0xc, 0x99, {0x0, 0x4e}}}}, [""]}, 0x28}, 0x1, 0x0, 0x0, 0x2004c880}, 0x4094) lseek(r1, 0x3800000000000, 0x0) sendmsg$NL80211_CMD_SET_PMK(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="1450eb3c", @ANYRES16=0x0, @ANYBLOB="00012cbd7000fbdbdf257b00000008000300", @ANYRES32=r5, @ANYBLOB="0c00990004000000000000000a000600ffffffffffff00000a00060008021100000000000a00060008021100000000001400fe008116318664cdae6aec6b71baba6f6dfb1400020179671d343424bf4d15a10d504ec5aa880a00060008021100000100000a00060008021100000100001400fe00750000000015000000000000000000001400fe00cfc3d37cc10cecc9f1f05fd28e7ce85e"], 0xb4}}, 0x8000) openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x400, 0x0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) 14:56:57 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 53) [ 2164.201045] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2164.202328] FAT-fs (loop4): Filesystem has been set read-only [ 2164.203778] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2164.240276] Process accounting resumed [ 2164.257434] FAULT_INJECTION: forcing a failure. [ 2164.257434] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2164.259605] CPU: 1 PID: 11136 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2164.260738] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2164.262060] Call Trace: [ 2164.262483] dump_stack+0x107/0x167 [ 2164.263079] should_fail.cold+0x5/0xa [ 2164.263664] _copy_from_user+0x2e/0x1b0 [ 2164.264472] __copy_msghdr_from_user+0x91/0x4b0 [ 2164.265329] ? __ia32_sys_shutdown+0x80/0x80 [ 2164.266019] ? unix_stream_recvmsg+0xf0/0xf0 [ 2164.266675] ? sock_sendmsg+0x55/0x190 [ 2164.267282] sendmsg_copy_msghdr+0xa1/0x160 [ 2164.267925] ? do_recvmmsg+0x6d0/0x6d0 [ 2164.268510] ? __lock_acquire+0x1657/0x5b00 [ 2164.269195] ___sys_sendmsg+0xc6/0x170 [ 2164.269812] ? sendmsg_copy_msghdr+0x160/0x160 [ 2164.270498] ? vmacache_find+0x55/0x2a0 [ 2164.271122] ? __lockdep_reset_lock+0x180/0x180 [ 2164.271826] ? find_held_lock+0x2c/0x110 [ 2164.272446] ? __might_fault+0xd3/0x180 [ 2164.273018] ? lock_downgrade+0x6d0/0x6d0 [ 2164.273633] ? asm_exc_page_fault+0x1e/0x30 [ 2164.274312] __sys_sendmmsg+0x195/0x470 [ 2164.274956] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2164.275622] ? finish_task_switch+0x127/0x5d0 [ 2164.276302] ? __switch_to_asm+0x34/0x60 [ 2164.276916] ? __schedule+0x850/0x1e90 [ 2164.277518] ? io_schedule_timeout+0x140/0x140 [ 2164.278211] ? trace_event_raw_event_x86_fpu+0x390/0x390 [ 2164.279079] __x64_sys_sendmmsg+0x99/0x100 [ 2164.279861] do_syscall_64+0x33/0x40 [ 2164.280528] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2164.281469] RIP: 0033:0x7fc22ce06b19 [ 2164.282067] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2164.285319] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2164.286573] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2164.287687] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2164.288819] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2164.290117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2164.291183] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2164.322226] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2164.326988] FAULT_INJECTION: forcing a failure. [ 2164.326988] name failslab, interval 1, probability 0, space 0, times 0 [ 2164.328944] CPU: 0 PID: 11135 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2164.330076] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2164.331447] Call Trace: [ 2164.331887] dump_stack+0x107/0x167 [ 2164.332486] should_fail.cold+0x5/0xa [ 2164.333106] ? getname_kernel+0x4e/0x370 [ 2164.333769] should_failslab+0x5/0x20 [ 2164.334392] kmem_cache_alloc+0x5b/0x360 [ 2164.335075] getname_kernel+0x4e/0x370 [ 2164.335719] kern_path+0x1b/0x40 [ 2164.336269] path_mount+0xb18/0x20b0 [ 2164.336897] ? strncpy_from_user+0x9e/0x470 [ 2164.337604] ? finish_automount+0xa40/0xa40 [ 2164.338311] ? getname_flags.part.0+0x1dd/0x4f0 [ 2164.339096] __x64_sys_mount+0x282/0x300 [ 2164.339764] ? copy_mnt_ns+0xa00/0xa00 [ 2164.340411] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2164.341196] do_syscall_64+0x33/0x40 [ 2164.341819] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2164.342657] RIP: 0033:0x7fec81c7bb19 [ 2164.343278] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2164.346255] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2164.347487] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2164.348648] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2164.349802] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2164.350968] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2164.352100] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2179.088817] kmemleak: 8 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:57:20 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 54) 14:57:20 executing program 7: r0 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$F2FS_IOC_PRECACHE_EXTENTS(0xffffffffffffffff, 0xf50f, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000080)) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x8800000) fallocate(0xffffffffffffffff, 0x0, 0x0, 0x0) write$9p(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000001400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000013c0)={&(0x7f0000000240)={0x1154, 0x20, 0x200, 0x70bd2c, 0x25dfdbfe, {0x3}, [@nested={0x10ed, 0x54, 0x0, 0x1, [@generic="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", @generic="e1c206435d9d6c68c4ce21a38a004225fe22d7284faa7a49d5ba89fc5da57db3d5370c7f9cb0e11df019da6e375db25e60f5761434748a5671b7d609c2635d5754763f9cc8fe8e4bf8ebff93e7475162524d1629b822e07470b564d4fc6b4059852d153d330f495c1279e0a9b319782d59fb3667fa5bfec3cf3cb92dd9cf0d59cc2c313610b2fa63118c38975d5d62c4895e90e1bcd463f3e353d1300bd97363fc7f94a49493e89762c25c03d9ae8fa7c1723f6f46bf7deb7121e4ad5307817666b5d0dd701c1623c4316426bc1bc0998d6e6efb96a30c122704b706ed7ede4e5bb1f78c078377bc32"]}, @generic="7a9bb54917a5e4ca79b8cd1a24953ab6641a88d2c7214a95754cd763bb538bdaee3569c1231561b6c9e78ae4ae23e00be71d3be74385dbfa93e4ef5dd07af01de940c2625e4406e492b9c23994"]}, 0x1154}, 0x1, 0x0, 0x0, 0x40}, 0x44) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x800}, 0x0, 0x0, 0x1002, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/module/e1000', 0x401, 0x7) sendmsg$NL80211_CMD_JOIN_MESH(r2, &(0x7f00000001c0)={&(0x7f00000000c0), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, 0x0, 0x200, 0x70bd27, 0x25dfdbfd, {{}, {@void, @void}}, [@NL80211_ATTR_HANDLE_DFS={0x4}, @NL80211_ATTR_MESH_CONFIG={0x2c, 0x23, 0x0, 0x1, [@NL80211_MESHCONF_HWMP_RANN_INTERVAL={0x6, 0x10, 0x100}, @NL80211_MESHCONF_RETRY_TIMEOUT={0x6, 0x1, 0xa7}, @NL80211_MESHCONF_HWMP_RANN_INTERVAL={0x6, 0x10, 0x93e}, @NL80211_MESHCONF_HWMP_ROOTMODE={0x5, 0xe, 0x2}, @NL80211_MESHCONF_HOLDING_TIMEOUT={0x6, 0x3, 0xef}]}, @NL80211_ATTR_BSS_BASIC_RATES={0x5, 0x24, [{0x5, 0x1}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4004}, 0x1a8687fcc2d49e3) syncfs(r1) 14:57:20 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 8) 14:57:20 executing program 6: r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000040)='/sys/power/pm_wakeup_irq', 0x0, 0x0) r1 = dup(0xffffffffffffffff) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) syz_io_uring_complete(0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), r0) sendmsg$NL80211_CMD_JOIN_MESH(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="5f72ce1376bbd41b809851b09384640efd8f973b65d4fe5aa69b0c9fbd94430a0dbe54a798920dc508c6afad620318afbe1e8cddc9aa2029e487a3bfaf0881ec219c29b530651c43b1611d3a91d131defdfbcf564a00f0f717f43ba9796b1680f554d3a338f3f41fa1c071b513ce015c15f6fcd93bf18573280d344a435148f9d09f9e518341ea04f9f7a43fadc09313a2000000003bdd52cf95a1047582c76383285eac7ddd05e96336a9d18f7e3f6cbaf257b7d2c4120fe3bd23d840d8f1b7bd468b05", @ANYRES16=r2, @ANYBLOB="02002cbd7000fcdbdf254400000088005a80580001801400030000803f00040002000300160eff07ff0f1400030006000800018e06000500fdff0004030014000300ad00010000feda0cfffe00080900bc0505000400000000000d0001001804160119240c30480000002c0000800500040000000000160001003f050c0402061805360309120960300b03160000050004000000000008000d00fdffffff2300240005b692ec48b60684a48495966a820b160001820c8100c8c896e01884019b030008006b00090000000400700028007000050006000000000004000500050001000100000005000800240000000500080000000000"], 0xfc}, 0x1, 0x0, 0x0, 0x40000}, 0x20048000) dup(0xffffffffffffffff) read(r0, &(0x7f0000000100)=""/189, 0xbd) 14:57:20 executing program 3: perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fcntl$getown(r0, 0x9) perf_event_open(&(0x7f0000000100)={0x4, 0x80, 0x4, 0x5, 0x6, 0x81, 0x0, 0x80000000, 0x10000, 0x3, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0xb1e1, 0x1, @perf_bp={&(0x7f00000000c0), 0x1}, 0x22, 0x5, 0x2, 0x5, 0xfffffffffffffdca, 0x1f, 0x3, 0x0, 0x400, 0x0, 0x6}, 0xffffffffffffffff, 0x10, r0, 0x0) r1 = creat(&(0x7f0000000000)='./file2\x00', 0x0) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x2, @perf_config_ext}, 0x0, 0xffffffefffffffff, 0xffffffffffffffff, 0x8) r3 = fcntl$getown(r2, 0x9) setpriority(0x1, r3, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r3, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) perf_event_open(&(0x7f00000001c0)={0x3, 0x80, 0xf4, 0x20, 0x6, 0x9, 0x0, 0x1, 0x10, 0x4, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x2, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x6, 0x0, @perf_bp={&(0x7f0000000180), 0x4}, 0x8002, 0x3, 0xfffffff9, 0x1, 0x400, 0x75, 0x8978, 0x0, 0x2, 0x0, 0x8}, r3, 0x9, r1, 0x8) fcntl$setlease(r1, 0x400, 0x1) fcntl$setown(r1, 0x8, 0xffffffffffffffff) openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='./file2\x00', 0x0, 0x0) syz_mount_image$tmpfs(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000017c0)) close(r1) r4 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fcntl$getown(r4, 0x9) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r4, 0x2405, r0) 14:57:20 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 35) 14:57:20 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100), 0x0, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:57:20 executing program 0: r0 = socket$inet6_udplite(0xa, 0x2, 0x88) sendmmsg(r0, &(0x7f0000004500)=[{{&(0x7f0000000640)=@in6={0xa, 0x4e1c, 0x0, @empty}, 0x80, 0x0}}, {{&(0x7f0000000080)=@in6={0xa, 0x4e24, 0x0, @rand_addr=' \x01\x00'}, 0x80, 0x0, 0x0, &(0x7f0000000140)}}], 0x2, 0x0) open(&(0x7f0000000000)='./file0\x00', 0x400000, 0x120) [ 2187.044592] FAULT_INJECTION: forcing a failure. [ 2187.044592] name failslab, interval 1, probability 0, space 0, times 0 [ 2187.047970] CPU: 0 PID: 11154 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2187.049862] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2187.052059] Call Trace: [ 2187.052780] dump_stack+0x107/0x167 [ 2187.052798] FAULT_INJECTION: forcing a failure. [ 2187.052798] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2187.056489] should_fail.cold+0x5/0xa [ 2187.057449] should_failslab+0x5/0x20 [ 2187.058393] __kmalloc_track_caller+0x79/0x3c0 [ 2187.059535] ? kstrdup_const+0x53/0x80 [ 2187.060514] kstrdup+0x36/0x70 [ 2187.061329] kstrdup_const+0x53/0x80 [ 2187.062251] alloc_vfsmnt+0xb5/0x680 [ 2187.063209] clone_mnt+0x6c/0xce0 [ 2187.064095] copy_tree+0x3b0/0xa60 [ 2187.065009] copy_mnt_ns+0x144/0xa00 [ 2187.065941] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2187.067138] ? kmem_cache_alloc+0x2b4/0x360 [ 2187.068247] create_new_namespaces+0xd6/0xb20 [ 2187.069413] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2187.070632] ksys_unshare+0x449/0x8a0 [ 2187.071551] ? unshare_fd+0x1c0/0x1c0 [ 2187.072339] ? ksys_write+0x1a9/0x260 [ 2187.073139] __x64_sys_unshare+0x2d/0x40 [ 2187.073971] do_syscall_64+0x33/0x40 [ 2187.074739] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2187.075798] RIP: 0033:0x7fd87e9ecb19 [ 2187.076563] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2187.080318] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2187.081881] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2187.083356] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2187.084810] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2187.086262] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2187.087722] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2187.089251] CPU: 1 PID: 11149 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2187.090681] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2187.092375] Call Trace: [ 2187.092916] dump_stack+0x107/0x167 [ 2187.093665] should_fail.cold+0x5/0xa 14:57:20 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) io_setup(0x5, &(0x7f0000000080)=0x0) io_submit(r1, 0x1, &(0x7f00000008c0)=[&(0x7f0000000200)={0x0, 0x0, 0x5, 0x1, 0x0, r0, &(0x7f0000000140)="ee", 0x1, 0x800000}]) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0) sendfile(r4, r3, 0x0, 0x7ffffff9) r5 = open_tree(r4, &(0x7f0000000040)='./file1\x00', 0x8100) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r5, 0x2405, r2) r6 = openat(0xffffffffffffffff, &(0x7f0000000080)='/proc/self/exe\x00', 0x107100, 0x0) openat(r3, &(0x7f0000000000)='./file1\x00', 0xe2040, 0x115) read(r6, &(0x7f0000000000), 0x1b4000) [ 2187.094444] _copy_from_user+0x2e/0x1b0 [ 2187.095452] __copy_msghdr_from_user+0x91/0x4b0 [ 2187.096392] ? __ia32_sys_shutdown+0x80/0x80 [ 2187.097286] ? unix_stream_recvmsg+0xf0/0xf0 [ 2187.098167] ? sock_sendmsg+0x55/0x190 [ 2187.098944] sendmsg_copy_msghdr+0xa1/0x160 [ 2187.099826] ? do_recvmmsg+0x6d0/0x6d0 [ 2187.100622] ? __lock_acquire+0x1657/0x5b00 [ 2187.101528] ___sys_sendmsg+0xc6/0x170 [ 2187.102337] ? sendmsg_copy_msghdr+0x160/0x160 [ 2187.103280] ? vmacache_find+0x55/0x2a0 [ 2187.104087] ? __lockdep_reset_lock+0x180/0x180 [ 2187.105061] ? find_held_lock+0x2c/0x110 [ 2187.105913] ? __might_fault+0xd3/0x180 [ 2187.106746] ? lock_downgrade+0x6d0/0x6d0 [ 2187.107592] ? asm_exc_page_fault+0x1e/0x30 [ 2187.108503] __sys_sendmmsg+0x195/0x470 [ 2187.109311] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2187.110191] ? lock_downgrade+0x6d0/0x6d0 [ 2187.111045] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2187.112037] ? wait_for_completion+0x270/0x270 [ 2187.112975] ? rcu_read_lock_any_held+0x75/0xa0 [ 2187.113915] ? vfs_write+0x354/0xa30 [ 2187.114663] ? fput_many+0x2f/0x1a0 [ 2187.115430] ? ksys_write+0x1a9/0x260 [ 2187.116208] __x64_sys_sendmmsg+0x99/0x100 [ 2187.117067] do_syscall_64+0x33/0x40 [ 2187.117816] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2187.118853] RIP: 0033:0x7fc22ce06b19 [ 2187.119623] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2187.123322] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2187.124848] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2187.126274] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2187.127720] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2187.129145] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2187.130569] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2187.158113] Process accounting resumed 14:57:20 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 36) [ 2187.235144] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2187.302179] FAULT_INJECTION: forcing a failure. [ 2187.302179] name failslab, interval 1, probability 0, space 0, times 0 [ 2187.304870] CPU: 0 PID: 11173 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2187.306364] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2187.307791] FAULT_INJECTION: forcing a failure. [ 2187.307791] name failslab, interval 1, probability 0, space 0, times 0 [ 2187.308106] Call Trace: [ 2187.308132] dump_stack+0x107/0x167 [ 2187.308156] should_fail.cold+0x5/0xa [ 2187.312459] ? create_object.isra.0+0x3a/0xa20 [ 2187.313385] should_failslab+0x5/0x20 [ 2187.314185] kmem_cache_alloc+0x5b/0x360 [ 2187.315010] create_object.isra.0+0x3a/0xa20 [ 2187.315912] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2187.316941] __kmalloc_track_caller+0x177/0x3c0 [ 2187.317876] ? kstrdup_const+0x53/0x80 [ 2187.318669] kstrdup+0x36/0x70 [ 2187.319338] kstrdup_const+0x53/0x80 [ 2187.320091] alloc_vfsmnt+0xb5/0x680 [ 2187.320868] clone_mnt+0x6c/0xce0 [ 2187.321582] copy_tree+0x3b0/0xa60 [ 2187.322360] copy_mnt_ns+0x144/0xa00 [ 2187.323118] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2187.324143] ? kmem_cache_alloc+0x2b4/0x360 [ 2187.325032] create_new_namespaces+0xd6/0xb20 [ 2187.325984] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2187.326975] ksys_unshare+0x449/0x8a0 [ 2187.327786] ? unshare_fd+0x1c0/0x1c0 [ 2187.328567] ? ksys_write+0x1a9/0x260 [ 2187.329390] __x64_sys_unshare+0x2d/0x40 [ 2187.330210] do_syscall_64+0x33/0x40 [ 2187.330975] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2187.332018] RIP: 0033:0x7fd87e9ecb19 [ 2187.332768] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2187.336484] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2187.338126] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2187.339580] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2187.341020] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2187.342454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2187.343894] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2187.345394] CPU: 1 PID: 11163 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2187.346874] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2187.348611] Call Trace: [ 2187.349177] dump_stack+0x107/0x167 [ 2187.349922] should_fail.cold+0x5/0xa [ 2187.350738] ? create_object.isra.0+0x3a/0xa20 [ 2187.351708] should_failslab+0x5/0x20 [ 2187.352518] kmem_cache_alloc+0x5b/0x360 [ 2187.353414] create_object.isra.0+0x3a/0xa20 [ 2187.354329] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2187.355440] kmem_cache_alloc+0x159/0x360 [ 2187.356298] getname_kernel+0x4e/0x370 [ 2187.357095] kern_path+0x1b/0x40 [ 2187.357795] path_mount+0xb18/0x20b0 [ 2187.358555] ? strncpy_from_user+0x9e/0x470 [ 2187.359456] ? finish_automount+0xa40/0xa40 [ 2187.360345] ? getname_flags.part.0+0x1dd/0x4f0 [ 2187.361314] __x64_sys_mount+0x282/0x300 [ 2187.362147] ? copy_mnt_ns+0xa00/0xa00 [ 2187.362946] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2187.363955] do_syscall_64+0x33/0x40 [ 2187.364716] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2187.365769] RIP: 0033:0x7fec81c7bb19 [ 2187.366533] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2187.370400] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2187.371964] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2187.373422] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2187.374884] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2187.376351] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2187.377812] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 14:57:21 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff", 0x3, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:57:21 executing program 0: perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x69, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000440)={@remote, 0xc59, 0x0, 0x2, 0x3, 0x8b5, 0xfffb}, 0x20) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) sendmsg$NFULNL_MSG_CONFIG(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000040)=ANY=[@ANYRES16=0x0, @ANYRES64=r1, @ANYRESOCT=r2, @ANYRESOCT=r3, @ANYRESOCT, @ANYRESOCT=r4], 0x1c}, 0x1, 0x0, 0x0, 0x88844}, 0x4000801) [ 2187.600799] Process accounting resumed [ 2187.642045] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2187.644411] FAT-fs (loop4): Filesystem has been set read-only [ 2187.663350] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2203.906639] kmemleak: 4 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:57:47 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 55) 14:57:47 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 37) 14:57:47 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) io_setup(0x5, &(0x7f0000000080)=0x0) io_submit(r1, 0x1, &(0x7f00000008c0)=[&(0x7f0000000200)={0x0, 0x0, 0x5, 0x1, 0x0, r0, &(0x7f0000000140)="ee", 0x1, 0x800000}]) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x0, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) r4 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0) sendfile(r4, r3, 0x0, 0x7ffffff9) r5 = open_tree(r4, &(0x7f0000000040)='./file1\x00', 0x8100) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r5, 0x2405, r2) r6 = openat(0xffffffffffffffff, &(0x7f0000000080)='/proc/self/exe\x00', 0x107100, 0x0) openat(r3, &(0x7f0000000000)='./file1\x00', 0xe2040, 0x115) read(r6, &(0x7f0000000000), 0x1b4000) [ 2213.643574] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2213.645444] FAT-fs (loop4): Filesystem has been set read-only [ 2213.653860] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2213.668836] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) 14:57:47 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff", 0x3, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:57:47 executing program 3: perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/power/resume', 0x0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/power/resume', 0x22902, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r2, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) lseek(r2, 0x0, 0x4) copy_file_range(r0, 0x0, r1, &(0x7f0000000040)=0x7fff, 0xa1, 0x0) 14:57:47 executing program 7: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8914, 0x0) r0 = openat$vcsa(0xffffffffffffff9c, 0x0, 0x1a1001, 0x0) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x32, &(0x7f0000000040)={@private0}, 0x14) fchmod(r0, 0x0) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) socket$netlink(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f00000002c0)={'macsec0\x00'}) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="280000201000010000000000000000000000000005000000000000000c00008008001000a2980601e3b8538c1b3e9cdc1278b7c7c422b92f396431585f588192afe20bc58bfa34ab5715abe2843df3042e2a46d273cd495e23de9a7c457f947a574b40851a5d63eb2f7bce3e2c784d50743d4a65b3d511e564f1bfd3d20e18b47e24caa5982eab4ee21f2eac4aba411ba69b5626e12fa7577932402d0e97412bc70fc96c516394d5224654ea", @ANYRES32=r2, @ANYRESDEC=r0], 0x28}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) r3 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r3, 0x8914, &(0x7f0000000140)={'lo\x00', 0x0}) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x1a1001, 0x0) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r2, 0x89f9, &(0x7f0000000100)={'syztnl0\x00', &(0x7f0000000080)={'sit0\x00', r4, 0x4, 0x85, 0x53, 0x0, 0x10, @dev={0xfe, 0x80, '\x00', 0x14}, @mcast2, 0x1, 0x80, 0x9, 0x3}}) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'lo\x00'}) r5 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0xfffffffffffffffb, 0xfffffffffffffffc}, 0x2, 0x0, 0x1004, 0x0, 0x0, 0xffffffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) ioctl$sock_SIOCGIFINDEX(r5, 0x8914, &(0x7f0000000140)={'lo\x00'}) 14:57:47 executing program 0: timer_create(0x3, &(0x7f0000000000)={0x0, 0x1c, 0x0, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) timer_settime(0x0, 0x0, &(0x7f00000000c0)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xfffffffffffffffc}, 0x0, 0x0, 0x0, 0x5}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$TIPC_CMD_GET_MEDIA_NAMES(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x4}, 0x0) timer_gettime(r0, &(0x7f0000000140)) 14:57:47 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 9) [ 2213.674491] FAULT_INJECTION: forcing a failure. [ 2213.674491] name failslab, interval 1, probability 0, space 0, times 0 [ 2213.677166] CPU: 1 PID: 11208 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2213.678580] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2213.680274] Call Trace: [ 2213.680818] dump_stack+0x107/0x167 [ 2213.681582] should_fail.cold+0x5/0xa [ 2213.682478] ? alloc_vfsmnt+0x23/0x680 [ 2213.683273] should_failslab+0x5/0x20 [ 2213.684058] kmem_cache_alloc+0x5b/0x360 [ 2213.684898] alloc_vfsmnt+0x23/0x680 [ 2213.685660] clone_mnt+0x6c/0xce0 [ 2213.686380] copy_tree+0xfe/0xa60 [ 2213.687109] __do_loopback+0x196/0x3e0 [ 2213.687933] path_mount+0x1bc1/0x20b0 [ 2213.688721] ? strncpy_from_user+0x9e/0x470 [ 2213.689602] ? finish_automount+0xa40/0xa40 [ 2213.690482] ? getname_flags.part.0+0x1dd/0x4f0 [ 2213.691445] __x64_sys_mount+0x282/0x300 [ 2213.692278] ? copy_mnt_ns+0xa00/0xa00 [ 2213.693080] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2213.694064] do_syscall_64+0x33/0x40 [ 2213.694829] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2213.695891] RIP: 0033:0x7fec81c7bb19 [ 2213.696774] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2213.700654] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2213.702190] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2213.703646] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2213.705082] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2213.706517] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000001 [ 2213.707959] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 14:57:47 executing program 0: r0 = fsopen(&(0x7f0000000040)='tmpfs\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) r1 = dup(0xffffffffffffffff) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) fsmount(r1, 0x1, 0x8) [ 2213.731759] FAULT_INJECTION: forcing a failure. [ 2213.731759] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2213.734448] CPU: 1 PID: 11211 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2213.735872] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2213.737547] Call Trace: [ 2213.738088] dump_stack+0x107/0x167 [ 2213.738831] should_fail.cold+0x5/0xa [ 2213.739617] _copy_from_user+0x2e/0x1b0 [ 2213.740429] __copy_msghdr_from_user+0x91/0x4b0 [ 2213.741369] ? __ia32_sys_shutdown+0x80/0x80 [ 2213.742268] ? unix_stream_recvmsg+0xf0/0xf0 [ 2213.743163] ? sock_sendmsg+0x55/0x190 [ 2213.743976] sendmsg_copy_msghdr+0xa1/0x160 [ 2213.744848] ? do_recvmmsg+0x6d0/0x6d0 [ 2213.745652] ? __lock_acquire+0x1657/0x5b00 [ 2213.746545] ___sys_sendmsg+0xc6/0x170 [ 2213.747333] ? sendmsg_copy_msghdr+0x160/0x160 [ 2213.748280] ? vmacache_find+0x55/0x2a0 [ 2213.749089] ? __lockdep_reset_lock+0x180/0x180 [ 2213.750039] ? find_held_lock+0x2c/0x110 [ 2213.750878] ? __might_fault+0xd3/0x180 [ 2213.751700] ? lock_downgrade+0x6d0/0x6d0 [ 2213.752543] ? asm_exc_page_fault+0x1e/0x30 [ 2213.753435] __sys_sendmmsg+0x195/0x470 [ 2213.754256] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2213.755127] ? lock_downgrade+0x6d0/0x6d0 [ 2213.755995] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2213.756979] ? wait_for_completion+0x270/0x270 [ 2213.757905] ? rcu_read_lock_any_held+0x75/0xa0 [ 2213.758844] ? vfs_write+0x354/0xa30 [ 2213.759609] ? fput_many+0x2f/0x1a0 [ 2213.760351] ? ksys_write+0x1a9/0x260 [ 2213.761132] __x64_sys_sendmmsg+0x99/0x100 [ 2213.761990] do_syscall_64+0x33/0x40 [ 2213.762743] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2213.763800] RIP: 0033:0x7fc22ce06b19 [ 2213.764554] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2213.768335] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2213.769876] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2213.771316] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2213.772766] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2213.774211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2213.775677] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2213.788185] FAULT_INJECTION: forcing a failure. [ 2213.788185] name failslab, interval 1, probability 0, space 0, times 0 [ 2213.790490] CPU: 1 PID: 11194 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2213.791906] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2213.793578] Call Trace: [ 2213.794119] dump_stack+0x107/0x167 [ 2213.794859] should_fail.cold+0x5/0xa [ 2213.795655] ? create_object.isra.0+0x3a/0xa20 [ 2213.796579] should_failslab+0x5/0x20 [ 2213.797348] kmem_cache_alloc+0x5b/0x360 [ 2213.798176] create_object.isra.0+0x3a/0xa20 [ 2213.799081] kmemleak_alloc_percpu+0xa0/0x100 [ 2213.800084] pcpu_alloc+0x4e2/0x12f0 [ 2213.800871] alloc_vfsmnt+0xfd/0x680 [ 2213.801625] clone_mnt+0x6c/0xce0 [ 2213.802341] copy_tree+0x3b0/0xa60 [ 2213.803078] copy_mnt_ns+0x144/0xa00 [ 2213.803855] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2213.804824] ? kmem_cache_alloc+0x2b4/0x360 [ 2213.805703] create_new_namespaces+0xd6/0xb20 [ 2213.806617] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2213.807619] ksys_unshare+0x449/0x8a0 [ 2213.808388] ? unshare_fd+0x1c0/0x1c0 [ 2213.809161] ? ksys_write+0x1a9/0x260 [ 2213.809947] __x64_sys_unshare+0x2d/0x40 [ 2213.810764] do_syscall_64+0x33/0x40 [ 2213.811515] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2213.812567] RIP: 0033:0x7fd87e9ecb19 [ 2213.813323] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2213.817026] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2213.818723] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2213.820348] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2213.821799] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2213.823243] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2213.824700] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:57:47 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 10) 14:57:47 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff", 0x3, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:57:47 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 56) [ 2213.915250] Process accounting resumed [ 2214.069056] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2214.070801] FAT-fs (loop4): Filesystem has been set read-only [ 2214.072451] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2214.074513] FAULT_INJECTION: forcing a failure. [ 2214.074513] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2214.077486] CPU: 1 PID: 11231 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2214.078985] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2214.079924] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2214.080736] Call Trace: [ 2214.080763] dump_stack+0x107/0x167 [ 2214.080786] should_fail.cold+0x5/0xa [ 2214.080811] _copy_from_user+0x2e/0x1b0 [ 2214.085458] __copy_msghdr_from_user+0x91/0x4b0 [ 2214.086405] ? __ia32_sys_shutdown+0x80/0x80 [ 2214.087312] ? unix_stream_recvmsg+0xf0/0xf0 [ 2214.088279] ? sock_sendmsg+0x55/0x190 [ 2214.089081] sendmsg_copy_msghdr+0xa1/0x160 [ 2214.089965] ? do_recvmmsg+0x6d0/0x6d0 [ 2214.090796] ? __lock_acquire+0x1657/0x5b00 [ 2214.091789] ___sys_sendmsg+0xc6/0x170 [ 2214.092697] ? sendmsg_copy_msghdr+0x160/0x160 [ 2214.093636] ? __lockdep_reset_lock+0x180/0x180 [ 2214.094597] ? find_held_lock+0x2c/0x110 [ 2214.095445] ? __might_fault+0xd3/0x180 [ 2214.096306] ? lock_downgrade+0x6d0/0x6d0 [ 2214.097181] __sys_sendmmsg+0x195/0x470 [ 2214.097573] FAULT_INJECTION: forcing a failure. [ 2214.097573] name failslab, interval 1, probability 0, space 0, times 0 [ 2214.097989] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2214.098009] ? lock_downgrade+0x6d0/0x6d0 [ 2214.098056] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2214.102961] ? wait_for_completion+0x270/0x270 [ 2214.103922] ? rcu_read_lock_any_held+0x75/0xa0 [ 2214.104860] ? vfs_write+0x354/0xa30 [ 2214.105622] ? fput_many+0x2f/0x1a0 [ 2214.106361] ? ksys_write+0x1a9/0x260 [ 2214.107150] __x64_sys_sendmmsg+0x99/0x100 [ 2214.108017] do_syscall_64+0x33/0x40 [ 2214.108776] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2214.109812] RIP: 0033:0x7fc22ce06b19 [ 2214.110567] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2214.114273] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2214.115857] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2214.117301] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2214.118748] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2214.120209] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2214.121658] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2214.123143] CPU: 0 PID: 11232 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2214.124599] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2214.126299] Call Trace: [ 2214.126855] dump_stack+0x107/0x167 [ 2214.127649] should_fail.cold+0x5/0xa [ 2214.128425] ? create_object.isra.0+0x3a/0xa20 [ 2214.129372] should_failslab+0x5/0x20 [ 2214.130160] kmem_cache_alloc+0x5b/0x360 [ 2214.131001] ? perf_trace_lock+0xac/0x490 [ 2214.131883] create_object.isra.0+0x3a/0xa20 [ 2214.132806] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2214.133856] kmem_cache_alloc+0x159/0x360 [ 2214.134737] alloc_vfsmnt+0x23/0x680 [ 2214.135508] clone_mnt+0x6c/0xce0 [ 2214.136260] copy_tree+0xfe/0xa60 [ 2214.137009] __do_loopback+0x196/0x3e0 [ 2214.137832] path_mount+0x1bc1/0x20b0 [ 2214.138660] ? strncpy_from_user+0x9e/0x470 [ 2214.139596] ? finish_automount+0xa40/0xa40 [ 2214.140549] ? getname_flags.part.0+0x1dd/0x4f0 [ 2214.141531] __x64_sys_mount+0x282/0x300 [ 2214.142365] ? copy_mnt_ns+0xa00/0xa00 [ 2214.143178] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2214.144198] do_syscall_64+0x33/0x40 [ 2214.144964] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2214.146010] RIP: 0033:0x7fec81c7bb19 [ 2214.146780] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2214.150552] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2214.152150] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2214.153632] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2214.155089] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2214.156577] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2214.158048] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2227.770618] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:58:09 executing program 6: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x2, &(0x7f0000000080)=0x90, 0x4) bind$inet6(r0, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @private1={0xfc, 0x1, '\x00', 0x8}, 0x2}, 0x1c) connect$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_int(r0, 0x6, 0x1, &(0x7f0000000180)=0x9, 0x4) connect$inet6(r0, &(0x7f0000000280)={0xa, 0x4e24, 0xf6e, @mcast1, 0x5b8}, 0x1c) setsockopt$sock_int(r0, 0x1, 0x7, &(0x7f0000002ec0), 0x4) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg$inet6(r0, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000540)=[{&(0x7f00000001c0)="cf", 0xfffffdef}], 0x1}, 0x10044001) 14:58:09 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 57) 14:58:09 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 38) 14:58:09 executing program 7: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000), 0x200000, 0x0) r1 = dup(0xffffffffffffffff) sendto$inet(r1, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) write$rfkill(r1, &(0x7f0000000040)={0x5, 0x5}, 0x8) perf_event_open(&(0x7f0000001d80)={0x5, 0x80, 0x0, 0x8, 0x0, 0x0, 0x0, 0x5d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xf108}, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x10000000}, 0x0, 0x4, 0xffffffffffffffff, 0x0) write$rfkill(r0, &(0x7f00000000c0)={0x803, 0x3, 0x1, 0x1}, 0x8) 14:58:09 executing program 0: openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x0) r0 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r0, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) openat(r0, &(0x7f0000001040)='./file1\x00', 0x101000, 0x42) clone3(&(0x7f00000008c0)={0x5040100, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) pipe2(&(0x7f00000010c0)={0x0, 0x0}, 0x0) vmsplice(r2, &(0x7f00000012c0)=[{&(0x7f0000000040)="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", 0xfffffe90}], 0x1, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file1\x00', &(0x7f0000000000), 0x0, &(0x7f00000005c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}}) 14:58:09 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0", 0x5, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:58:09 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 11) 14:58:09 executing program 3: mlock2(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x80000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x20c0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x44a280, 0x1a) mbind(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x0, 0x0, 0x3) munlock(&(0x7f0000ffd000/0x3000)=nil, 0x3000) [ 2236.279454] FAULT_INJECTION: forcing a failure. [ 2236.279454] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2236.282070] CPU: 0 PID: 11246 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2236.283749] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2236.285789] Call Trace: [ 2236.286442] dump_stack+0x107/0x167 [ 2236.287418] should_fail.cold+0x5/0xa [ 2236.288294] _copy_from_user+0x2e/0x1b0 [ 2236.289097] __copy_msghdr_from_user+0x91/0x4b0 [ 2236.290029] ? __ia32_sys_shutdown+0x80/0x80 [ 2236.290921] ? unix_stream_recvmsg+0xf0/0xf0 [ 2236.291811] ? sock_sendmsg+0x55/0x190 [ 2236.292626] sendmsg_copy_msghdr+0xa1/0x160 [ 2236.293483] ? do_recvmmsg+0x6d0/0x6d0 [ 2236.294264] ? __lock_acquire+0x1657/0x5b00 [ 2236.295141] ___sys_sendmsg+0xc6/0x170 [ 2236.295938] ? sendmsg_copy_msghdr+0x160/0x160 [ 2236.296845] ? vmacache_find+0x55/0x2a0 [ 2236.297642] ? __lockdep_reset_lock+0x180/0x180 [ 2236.298584] ? find_held_lock+0x2c/0x110 [ 2236.299404] ? __might_fault+0xd3/0x180 [ 2236.300230] ? lock_downgrade+0x6d0/0x6d0 [ 2236.301062] ? asm_exc_page_fault+0x1e/0x30 [ 2236.301951] __sys_sendmmsg+0x195/0x470 [ 2236.302756] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2236.303626] ? lock_downgrade+0x6d0/0x6d0 [ 2236.304512] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2236.305483] ? wait_for_completion+0x270/0x270 [ 2236.306404] ? rcu_read_lock_any_held+0x75/0xa0 [ 2236.307337] ? vfs_write+0x354/0xa30 [ 2236.308099] ? fput_many+0x2f/0x1a0 [ 2236.308832] ? ksys_write+0x1a9/0x260 [ 2236.309608] __x64_sys_sendmmsg+0x99/0x100 [ 2236.310462] do_syscall_64+0x33/0x40 [ 2236.311209] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2236.312264] RIP: 0033:0x7fc22ce06b19 [ 2236.313014] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2236.316706] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2236.318226] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2236.319657] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 14:58:09 executing program 7: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x400, 0x0) sendmsg$NL80211_CMD_START_SCHED_SCAN(r0, &(0x7f0000000380)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x20, 0x0, 0x10, 0x70bd27, 0x25dfdbfb, {{}, {@void, @val={0xc, 0x99, {0x10000, 0x72}}}}}, 0x20}, 0x1, 0x0, 0x0, 0x44808}, 0x14) syz_mount_image$tmpfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0xfffffffffffffffe, 0x0, 0x0, 0x0, &(0x7f0000000600)=ANY=[]) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000001c0)={{{@in6=@private2, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in=@local}}, &(0x7f00000002c0)=0xe8) syz_mount_image$tmpfs(&(0x7f0000000100), &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x8420, &(0x7f0000000300)={[{@huge_never}, {@uid={'uid', 0x3d, r1}}, {@nr_blocks={'nr_blocks', 0x3d, [0x34, 0x31, 0x2d, 0x35, 0x36, 0x31, 0x38]}}]}) [ 2236.321091] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2236.322640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2236.324173] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:58:09 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 58) [ 2236.386533] FAULT_INJECTION: forcing a failure. [ 2236.386533] name failslab, interval 1, probability 0, space 0, times 0 [ 2236.388512] CPU: 1 PID: 11265 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2236.389671] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2236.391031] Call Trace: [ 2236.391479] dump_stack+0x107/0x167 [ 2236.392102] should_fail.cold+0x5/0xa [ 2236.392749] should_failslab+0x5/0x20 [ 2236.393391] __kmalloc_track_caller+0x79/0x3c0 [ 2236.394156] ? kstrdup_const+0x53/0x80 [ 2236.394859] kstrdup+0x36/0x70 [ 2236.395423] kstrdup_const+0x53/0x80 [ 2236.396103] alloc_vfsmnt+0xb5/0x680 [ 2236.396761] clone_mnt+0x6c/0xce0 [ 2236.397389] copy_tree+0xfe/0xa60 [ 2236.398008] __do_loopback+0x196/0x3e0 [ 2236.398691] path_mount+0x1bc1/0x20b0 [ 2236.399364] ? strncpy_from_user+0x9e/0x470 [ 2236.400137] FAT-fs (loop5): Unrecognized mount option "./file0" or missing value [ 2236.401457] ? finish_automount+0xa40/0xa40 [ 2236.402216] ? getname_flags.part.0+0x1dd/0x4f0 [ 2236.403044] __x64_sys_mount+0x282/0x300 [ 2236.403752] ? copy_mnt_ns+0xa00/0xa00 [ 2236.404474] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2236.405333] do_syscall_64+0x33/0x40 [ 2236.406002] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2236.406917] RIP: 0033:0x7fec81c7bb19 [ 2236.407590] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2236.410899] RSP: 002b:00007fec7f1d0188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2236.412286] RAX: ffffffffffffffda RBX: 00007fec81d8f020 RCX: 00007fec81c7bb19 [ 2236.413568] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2236.414829] RBP: 00007fec7f1d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 2236.416095] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2236.417370] R13: 00007ffd31163e3f R14: 00007fec7f1d0300 R15: 0000000000022000 [ 2236.424148] FAT-fs (loop4): error, invalid access to FAT (entry 0x0000000f) [ 2236.425720] FAT-fs (loop4): Filesystem has been set read-only [ 2236.464384] tmpfs: Bad value for 'nr_blocks' [ 2236.473525] FAULT_INJECTION: forcing a failure. [ 2236.473525] name failslab, interval 1, probability 0, space 0, times 0 [ 2236.475447] CPU: 1 PID: 11267 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2236.476644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2236.478081] Call Trace: [ 2236.478540] dump_stack+0x107/0x167 [ 2236.479183] should_fail.cold+0x5/0xa [ 2236.479858] ? create_object.isra.0+0x3a/0xa20 [ 2236.480663] should_failslab+0x5/0x20 [ 2236.481336] kmem_cache_alloc+0x5b/0x360 [ 2236.482070] create_object.isra.0+0x3a/0xa20 [ 2236.482859] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2236.483763] __kmalloc_track_caller+0x177/0x3c0 [ 2236.484610] ? kstrdup_const+0x53/0x80 [ 2236.485314] kstrdup+0x36/0x70 [ 2236.485892] kstrdup_const+0x53/0x80 [ 2236.486560] alloc_vfsmnt+0xb5/0x680 [ 2236.487229] clone_mnt+0x6c/0xce0 [ 2236.487860] copy_tree+0x3b0/0xa60 [ 2236.488511] copy_mnt_ns+0x144/0xa00 [ 2236.489177] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2236.490043] ? kmem_cache_alloc+0x2b4/0x360 [ 2236.490822] create_new_namespaces+0xd6/0xb20 [ 2236.491628] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2236.492516] ksys_unshare+0x449/0x8a0 [ 2236.493195] ? unshare_fd+0x1c0/0x1c0 [ 2236.493877] ? fput_many+0x2f/0x1a0 [ 2236.494525] ? ksys_write+0x1a9/0x260 [ 2236.495227] __x64_sys_unshare+0x2d/0x40 [ 2236.495970] do_syscall_64+0x33/0x40 [ 2236.496632] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2236.497546] RIP: 0033:0x7fd87e9ecb19 [ 2236.498210] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2236.501509] RSP: 002b:00007fd87bf41188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2236.502858] RAX: ffffffffffffffda RBX: 00007fd87eb00020 RCX: 00007fd87e9ecb19 [ 2236.504144] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2236.505413] RBP: 00007fd87bf411d0 R08: 0000000000000000 R09: 0000000000000000 [ 2236.506689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2236.507969] R13: 00007ffcca18542f R14: 00007fd87bf41300 R15: 0000000000022000 14:58:10 executing program 6: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r1 = creat(&(0x7f0000000080)='./file1\x00', 0x0) r2 = dup2(r1, r0) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$BTRFS_IOC_SNAP_DESTROY(r1, 0x5000940f, &(0x7f0000000200)={{r3}, "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"}) write$binfmt_aout(r2, &(0x7f0000000180)=ANY=[@ANYBLOB="48ec00000000000008c6f29e76eb0000000000000000000004000000000000000000000000005fc604bc597c7d937dbd3c7f5bcae182878a723842d14001b395281e0c0db1"], 0x20) ioctl$EXT4_IOC_GET_ES_CACHE(r0, 0x660c, &(0x7f0000003040)={0x0, 0x1, 0x0, 0x0, 0x0, [{}]}) ioctl$PIO_FONTRESET(r2, 0x4b6d, 0x0) 14:58:10 executing program 0: r0 = dup(0xffffffffffffffff) sendto$inet(r0, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) r1 = syz_io_uring_setup(0x4364, &(0x7f0000000080)={0x0, 0x0, 0x1, 0x0, 0x0, 0x0, r0}, &(0x7f00000a0000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000200)=0x0, &(0x7f0000000140)=0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f00000001c0)={0x0}, &(0x7f0000000240)=0xc) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000180), 0x8}}, r4, 0x0, 0xffffffffffffffff, 0x0) r5 = socket$inet6_udplite(0xa, 0x2, 0x88) syz_io_uring_submit(r2, r3, &(0x7f0000000300)=@IORING_OP_RECV=@pass_buffer={0x1b, 0x4, 0x0, r5, 0x0, 0x0}, 0x0) fallocate(r1, 0x2, 0x3, 0x9) r6 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x100000e, 0x13, r1, 0x0) syz_io_uring_submit(r6, r3, &(0x7f0000000100)=@IORING_OP_SPLICE, 0x0) io_uring_enter(r1, 0x58ab, 0x0, 0x0, 0x0, 0x0) execveat(0xffffffffffffffff, &(0x7f0000000000)='./file1\x00', 0x0, 0x0, 0x0) 14:58:10 executing program 3: r0 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r1 = syz_open_dev$ptys(0xc, 0x3, 0x1) ioctl$F2FS_IOC_GET_COMPRESS_BLOCKS(r1, 0x8008f511, &(0x7f00000000c0)) sendmsg$SEG6_CMD_SETHMAC(r0, &(0x7f00000001c0)={&(0x7f0000000040), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x54, 0x0, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x2}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x7}, @SEG6_ATTR_ALGID={0x5, 0x6, 0x1}, @SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x2}, @SEG6_ATTR_ALGID={0x5, 0x6, 0x40}, @SEG6_ATTR_ALGID={0x5, 0x6, 0x4}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x1}, @SEG6_ATTR_ALGID={0x5, 0x6, 0x1f}]}, 0x54}, 0x1, 0x0, 0x0, 0x8804}, 0x20000001) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0xdf}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$BTRFS_IOC_QGROUP_ASSIGN(r1, 0x40189429, &(0x7f0000000200)={0x1, 0x2, 0x4}) r2 = socket$nl_generic(0x10, 0x3, 0x10) pidfd_open(0x0, 0x0) fcntl$lock(0xffffffffffffffff, 0x25, &(0x7f00000002c0)={0x2, 0x1, 0xb7c7, 0x6}) sendmsg$nl_generic(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000480)={&(0x7f0000000080)={0x1c, 0x1d, 0xc21, 0x0, 0x0, {0x4, 0x0, 0x2}, [@typed={0x8, 0x0, 0x0, 0x0, @u32}]}, 0x1c}}, 0x0) [ 2236.550439] FAULT_INJECTION: forcing a failure. [ 2236.550439] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2236.553408] CPU: 0 PID: 11277 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2236.554886] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2236.556710] Call Trace: [ 2236.557288] dump_stack+0x107/0x167 [ 2236.558083] should_fail.cold+0x5/0xa [ 2236.558908] _copy_from_user+0x2e/0x1b0 [ 2236.559779] __copy_msghdr_from_user+0x91/0x4b0 [ 2236.560782] ? __ia32_sys_shutdown+0x80/0x80 [ 2236.561726] ? unix_stream_recvmsg+0xf0/0xf0 [ 2236.562670] ? sock_sendmsg+0x55/0x190 [ 2236.563513] sendmsg_copy_msghdr+0xa1/0x160 [ 2236.564443] ? do_recvmmsg+0x6d0/0x6d0 [ 2236.565286] ? __lock_acquire+0x1657/0x5b00 [ 2236.566224] ___sys_sendmsg+0xc6/0x170 [ 2236.567068] ? sendmsg_copy_msghdr+0x160/0x160 [ 2236.568070] ? __lockdep_reset_lock+0x180/0x180 [ 2236.569105] ? find_held_lock+0x2c/0x110 [ 2236.569979] ? __might_fault+0xd3/0x180 [ 2236.570166] tmpfs: Bad value for 'nr_blocks' [ 2236.570857] ? lock_downgrade+0x6d0/0x6d0 [ 2236.572614] __sys_sendmmsg+0x195/0x470 [ 2236.573474] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2236.574406] ? lock_downgrade+0x6d0/0x6d0 [ 2236.575311] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2236.576386] ? wait_for_completion+0x270/0x270 [ 2236.577370] ? rcu_read_lock_any_held+0x75/0xa0 [ 2236.578375] ? vfs_write+0x354/0xa30 [ 2236.579180] ? fput_many+0x2f/0x1a0 [ 2236.579989] ? ksys_write+0x1a9/0x260 [ 2236.580830] __x64_sys_sendmmsg+0x99/0x100 [ 2236.581754] do_syscall_64+0x33/0x40 [ 2236.582555] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2236.583665] RIP: 0033:0x7fc22ce06b19 [ 2236.584493] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2236.588487] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2236.590109] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2236.591659] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2236.593209] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2236.594750] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2236.596315] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:58:10 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0", 0x5, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:58:10 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 12) [ 2236.752797] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2236.770378] FAULT_INJECTION: forcing a failure. [ 2236.770378] name failslab, interval 1, probability 0, space 0, times 0 [ 2236.772812] CPU: 0 PID: 11291 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2236.774280] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2236.776040] Call Trace: [ 2236.776606] dump_stack+0x107/0x167 [ 2236.777391] should_fail.cold+0x5/0xa [ 2236.778209] ? create_object.isra.0+0x3a/0xa20 [ 2236.779180] should_failslab+0x5/0x20 [ 2236.780007] kmem_cache_alloc+0x5b/0x360 [ 2236.780872] create_object.isra.0+0x3a/0xa20 [ 2236.781804] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2236.782881] __kmalloc_track_caller+0x177/0x3c0 [ 2236.783871] ? kstrdup_const+0x53/0x80 [ 2236.784707] kstrdup+0x36/0x70 [ 2236.785391] kstrdup_const+0x53/0x80 [ 2236.786199] alloc_vfsmnt+0xb5/0x680 [ 2236.786994] clone_mnt+0x6c/0xce0 [ 2236.787744] copy_tree+0xfe/0xa60 [ 2236.788526] __do_loopback+0x196/0x3e0 [ 2236.789372] path_mount+0x1bc1/0x20b0 [ 2236.790188] ? strncpy_from_user+0x9e/0x470 [ 2236.791107] ? finish_automount+0xa40/0xa40 [ 2236.792033] ? getname_flags.part.0+0x1dd/0x4f0 [ 2236.793066] __x64_sys_mount+0x282/0x300 [ 2236.793930] ? copy_mnt_ns+0xa00/0xa00 [ 2236.794769] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2236.795801] do_syscall_64+0x33/0x40 [ 2236.796607] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2236.797707] RIP: 0033:0x7fec81c7bb19 [ 2236.798502] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2236.802446] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2236.804083] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2236.805600] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2236.807128] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2236.808675] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2236.810192] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2236.885584] Process accounting resumed [ 2251.848480] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:58:33 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 13) 14:58:33 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 39) 14:58:33 executing program 7: socket$inet6_icmp_raw(0xa, 0x3, 0x3a) socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f00000001c0)={'bridge_slave_1\x00', &(0x7f0000000080)=@ethtool_perm_addr={0x20, 0x3a, "65e54c164f6ff9a9db142b2543fdaedda7bf18b61e3d781a3e07e28d54d00348b31ed3464d585d2c14d6c1b2cfd4b55a77d7570c9faa2b6bad32"}}) ioctl$sock_SIOCGIFINDEX(r0, 0x8914, &(0x7f0000000140)={'lo\x00'}) syz_open_dev$mouse(0x0, 0x3f, 0x450042) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000180), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f0000000180)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_DEL_KEY(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000100)=ANY=[@ANYBLOB="24271572", @ANYRES16=r2, @ANYBLOB="010000000000000000000c00000008000300", @ANYRES32=r5, @ANYBLOB="1400508005000200030000000800070001000000"], 0x30}}, 0x8004) ioctl$sock_SIOCSIFVLAN_SET_VLAN_INGRESS_PRIORITY_CMD(r4, 0x8983, &(0x7f0000000000)={0x2, 'wlan0\x00', {0x8000}, 0x3f}) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) 14:58:33 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 59) 14:58:34 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0", 0x5, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:58:34 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x11) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_SET(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, 0x3, 0x8, 0x401, 0x0, 0x0, {0x5, 0x0, 0x2}, [@CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x888e}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x11}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x6}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x1a}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x4001) sendmsg$nl_generic(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000b7a63780499cf907b87c21a75e1b0015bb7e"], 0x14}}, 0x0) 14:58:34 executing program 6: r0 = semget(0x3, 0x1, 0x40) semctl$SEM_INFO(r0, 0x3, 0x13, &(0x7f0000000140)=""/140) r1 = semget$private(0x0, 0x6, 0x0) semop(r1, &(0x7f0000000040)=[{0x4, 0x0, 0x3800}, {}], 0x2) semctl$SETALL(r1, 0x0, 0x11, &(0x7f00000000c0)=[0xff, 0x2]) r2 = semget$private(0x0, 0x6, 0x0) semop(r2, &(0x7f0000000040)=[{0x4, 0x0, 0x3800}, {}], 0x2) semctl$GETPID(r2, 0x0, 0xb, &(0x7f0000000200)=""/175) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x1, 0x1, &(0x7f0000000440)=[{&(0x7f0000000040)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}], 0x100404, &(0x7f0000000080)={[{@dioread_nolock}]}) 14:58:34 executing program 3: perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x400, 0x0, 0x7, 0x204738d712d63115}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000040)=ANY=[@ANYBLOB="1c00000024000100020000000000000000000000060004000000f9fe"], 0x1c}}, 0x0) fallocate(r1, 0x20, 0x1000, 0x0) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r3 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r3, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) r4 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f00000000c0)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r3, 0x29, 0x1c, &(0x7f0000000080)={@remote, r5}, 0x14) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)=@migrate={0xfc, 0x21, 0x200, 0x70bd2b, 0x25dfdbfb, {{@in=@empty, @in6=@private0, 0x4e20, 0x7, 0x4e23, 0x6, 0xa, 0x20, 0x0, 0x62, r5, 0xee00}, 0x6e6bbd, 0x3}, [@algo_auth_trunc={0xa4, 0x14, {{'sha1\x00'}, 0x2c0, 0x80, "ff1fb31c5bca737c54c897f35cd56cf87f09992cd5d447b2f997ec41b9f60933289582a8553f6732f676b85d9d2a5b0edd3ae62ce62f71b38cae3374dd7ff79d091ad1eb4fddf7987cbde746157884fbf416ca4c335a90f7"}}, @replay_thresh={0x8, 0xb, 0x5}]}, 0xfc}, 0x1, 0x0, 0x0, 0x4004040}, 0x20001) ioctl$sock_SIOCGIFVLAN_DEL_VLAN_CMD(r2, 0x8982, &(0x7f0000000300)={0x1, 'gre0\x00', {}, 0x5}) write(r0, &(0x7f0000000080)="3de2029e705cca2aa9ea2085834093abd3d0e17f74c71c1aa69ab3139e4d246791ca09c3c5f0b764e1c22a7253f0fc8f97007973114d459b6001475a3d3e9c3d4b8d2d47ebc5feed0fee7e38200ccf12e25254b39aaede2fa2acdd04b5af6e2f93e649e3b10ef1675b8fd8a51803c510c8ee611ac7134b987486d65b21b6fc6d137c118f1e97092fafbc1695e597570833f9eaffbacc921e151779188ad29f29ac481c38f7f9ad7acaa9581a571b409972c540be0b3ad6a742911427d186450f2cd36c8dcbe0212a72919893040f6c6edf112c32c0cee6ad40201150c62e691e8068ab1f6810342fe42412eaeb5ebb35", 0xf0) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1a422200}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0x44, 0x0, 0x8, 0x70bd2b, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_FRAME_RETRIES={0x5, 0xf, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x4000800) write$binfmt_elf64(r0, &(0x7f0000001e00)=ANY=[@ANYBLOB="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"], 0x25f) [ 2260.434776] FAULT_INJECTION: forcing a failure. [ 2260.434776] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2260.437518] CPU: 0 PID: 11306 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2260.438930] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2260.440656] Call Trace: [ 2260.441211] dump_stack+0x107/0x167 [ 2260.441975] should_fail.cold+0x5/0xa [ 2260.442763] _copy_from_user+0x2e/0x1b0 [ 2260.443591] __copy_msghdr_from_user+0x91/0x4b0 [ 2260.444543] ? __ia32_sys_shutdown+0x80/0x80 [ 2260.445454] ? unix_stream_recvmsg+0xf0/0xf0 [ 2260.446357] ? sock_sendmsg+0x55/0x190 [ 2260.447175] sendmsg_copy_msghdr+0xa1/0x160 [ 2260.448056] ? do_recvmmsg+0x6d0/0x6d0 [ 2260.448867] ? __lock_acquire+0x1657/0x5b00 [ 2260.449773] ___sys_sendmsg+0xc6/0x170 [ 2260.450577] ? sendmsg_copy_msghdr+0x160/0x160 [ 2260.451521] ? vmacache_find+0x55/0x2a0 [ 2260.452363] ? __lockdep_reset_lock+0x180/0x180 [ 2260.453331] ? find_held_lock+0x2c/0x110 [ 2260.454175] ? __might_fault+0xd3/0x180 [ 2260.454993] ? lock_downgrade+0x6d0/0x6d0 [ 2260.455840] ? asm_exc_page_fault+0x1e/0x30 [ 2260.456756] __sys_sendmmsg+0x195/0x470 [ 2260.457580] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2260.458469] ? lock_downgrade+0x6d0/0x6d0 [ 2260.459343] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2260.460349] ? wait_for_completion+0x270/0x270 [ 2260.461293] ? rcu_read_lock_any_held+0x75/0xa0 [ 2260.462234] ? vfs_write+0x354/0xa30 [ 2260.463000] ? fput_many+0x2f/0x1a0 [ 2260.463754] ? ksys_write+0x1a9/0x260 [ 2260.464557] __x64_sys_sendmmsg+0x99/0x100 [ 2260.465431] do_syscall_64+0x33/0x40 [ 2260.466193] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2260.467237] RIP: 0033:0x7fc22ce06b19 [ 2260.468000] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2260.471790] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2260.473363] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2260.474811] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2260.476263] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2260.477722] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2260.479175] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2260.527532] FAT-fs (loop4): error, invalid access to FAT (entry 0x0000000f) [ 2260.527546] FAT-fs (loop4): Filesystem has been set read-only [ 2260.538559] FAULT_INJECTION: forcing a failure. [ 2260.538559] name failslab, interval 1, probability 0, space 0, times 0 [ 2260.538581] CPU: 1 PID: 11302 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2260.538592] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2260.538598] Call Trace: [ 2260.538625] dump_stack+0x107/0x167 [ 2260.538648] should_fail.cold+0x5/0xa [ 2260.538670] ? create_object.isra.0+0x3a/0xa20 [ 2260.538692] should_failslab+0x5/0x20 14:58:34 executing program 6: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_mreqsrc(r0, 0x0, 0x28, &(0x7f0000001480)={@multicast2, @dev={0xac, 0x14, 0x14, 0x44}, @remote}, 0xc) [ 2260.538711] kmem_cache_alloc+0x5b/0x360 [ 2260.538737] create_object.isra.0+0x3a/0xa20 14:58:34 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2260.538756] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2260.538782] __kmalloc_track_caller+0x177/0x3c0 14:58:34 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 60) [ 2260.538799] ? kstrdup_const+0x53/0x80 [ 2260.538832] kstrdup+0x36/0x70 [ 2260.538853] kstrdup_const+0x53/0x80 [ 2260.538872] alloc_vfsmnt+0xb5/0x680 [ 2260.538894] clone_mnt+0x6c/0xce0 [ 2260.538923] copy_tree+0x3b0/0xa60 [ 2260.538961] copy_mnt_ns+0x144/0xa00 [ 2260.538982] ? rcu_read_lock_sched_held+0x3e/0x80 14:58:34 executing program 0: ioctl$EVIOCGID(0xffffffffffffffff, 0x80084502, &(0x7f0000000080)=""/73) r0 = perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x68, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x60000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x8002}, 0x2081, 0xfffffffffffffffd, 0x0, 0x3, 0x0, 0x5, 0x8, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap$perf(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x6, 0x100010, r0, 0xffff) r1 = syz_mount_image$vfat(&(0x7f0000000080), &(0x7f00000000c0)='./file0\x00', 0x2, 0x2, &(0x7f0000000180)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020801000470008400f801", 0x17}, {0x0, 0x0, 0x1000a00}], 0x0, &(0x7f0000000240)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') openat(0xffffffffffffffff, 0x0, 0x0, 0x0) renameat2(0xffffffffffffffff, &(0x7f00000001c0)='./file1\x00', r1, &(0x7f0000000300)='./file0\x00', 0x2) r2 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x105142, 0x157) r3 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0xfc, 0x0, 0x0, 0x0, 0x0, 0xb38, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x7fffffff, 0x9}, 0x402, 0x0, 0x0, 0x0, 0x7, 0xfffffffe}, 0x0, 0x10, 0xffffffffffffffff, 0xa) r4 = openat(0xffffffffffffff9c, &(0x7f0000001340)='./file1\x00', 0x105142, 0x0) r5 = socket$unix(0x1, 0x2, 0x0) ioctl$EXT4_IOC_MOVE_EXT(r5, 0xc028660f, &(0x7f0000000200)={0x0, r3, 0x507, 0x6, 0x6, 0x7}) r6 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0) copy_file_range(r6, 0x0, r4, 0x0, 0x200f5ef, 0x0) openat(r2, &(0x7f0000000240)='./file1\x00', 0xfb18f7b6fed8cf4, 0x106) r7 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000040)='numa_maps\x00') readv(r7, &(0x7f0000003700)=[{&(0x7f0000000200)=""/216, 0xd8}], 0x1) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r8, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) sendfile(r8, r7, &(0x7f0000000000)=0xdc, 0x1e8) [ 2260.539000] ? kmem_cache_alloc+0x2b4/0x360 [ 2260.539028] create_new_namespaces+0xd6/0xb20 [ 2260.539060] unshare_nsproxy_namespaces+0xc1/0x1f0 14:58:34 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 14) [ 2260.539083] ksys_unshare+0x449/0x8a0 [ 2260.539101] ? unshare_fd+0x1c0/0x1c0 [ 2260.539120] ? fput_many+0x2f/0x1a0 [ 2260.539140] ? ksys_write+0x1a9/0x260 [ 2260.539177] __x64_sys_unshare+0x2d/0x40 [ 2260.539195] do_syscall_64+0x33/0x40 [ 2260.539215] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2260.539228] RIP: 0033:0x7fd87e9ecb19 [ 2260.539247] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2260.539258] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2260.539280] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2260.539291] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2260.539302] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2260.539313] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 14:58:34 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 40) [ 2260.539324] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2260.564133] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2260.594521] FAULT_INJECTION: forcing a failure. [ 2260.594521] name failslab, interval 1, probability 0, space 0, times 0 [ 2260.594552] CPU: 1 PID: 11312 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2260.594568] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2260.594577] Call Trace: [ 2260.594606] dump_stack+0x107/0x167 [ 2260.594631] should_fail.cold+0x5/0xa [ 2260.594653] ? create_object.isra.0+0x3a/0xa20 [ 2260.594680] should_failslab+0x5/0x20 [ 2260.594699] kmem_cache_alloc+0x5b/0x360 [ 2260.594731] create_object.isra.0+0x3a/0xa20 [ 2260.594759] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2260.594797] __kmalloc_track_caller+0x177/0x3c0 [ 2260.594822] ? kstrdup_const+0x53/0x80 [ 2260.594860] kstrdup+0x36/0x70 [ 2260.594891] kstrdup_const+0x53/0x80 [ 2260.594920] alloc_vfsmnt+0xb5/0x680 [ 2260.594953] clone_mnt+0x6c/0xce0 [ 2260.594998] copy_tree+0xfe/0xa60 [ 2260.595051] __do_loopback+0x196/0x3e0 [ 2260.595089] path_mount+0x1bc1/0x20b0 [ 2260.595126] ? strncpy_from_user+0x9e/0x470 [ 2260.595158] ? finish_automount+0xa40/0xa40 [ 2260.595192] ? getname_flags.part.0+0x1dd/0x4f0 [ 2260.595241] __x64_sys_mount+0x282/0x300 [ 2260.595262] ? copy_mnt_ns+0xa00/0xa00 [ 2260.595290] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2260.595316] do_syscall_64+0x33/0x40 [ 2260.595336] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2260.595350] RIP: 0033:0x7fec81c7bb19 [ 2260.595370] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 14:58:34 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 61) [ 2260.595380] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2260.595402] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2260.595414] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2260.595425] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2260.595436] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2260.595448] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2260.806625] Process accounting resumed [ 2260.845422] FAULT_INJECTION: forcing a failure. [ 2260.845422] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2260.845445] CPU: 1 PID: 11346 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2260.845455] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2260.845461] Call Trace: [ 2260.845486] dump_stack+0x107/0x167 [ 2260.845510] should_fail.cold+0x5/0xa [ 2260.845537] _copy_from_user+0x2e/0x1b0 [ 2260.845562] __copy_msghdr_from_user+0x91/0x4b0 [ 2260.845580] ? __ia32_sys_shutdown+0x80/0x80 [ 2260.845607] ? unix_stream_recvmsg+0xf0/0xf0 [ 2260.845628] ? sock_sendmsg+0x55/0x190 [ 2260.845654] sendmsg_copy_msghdr+0xa1/0x160 [ 2260.845671] ? do_recvmmsg+0x6d0/0x6d0 [ 2260.845695] ? __lock_acquire+0x1657/0x5b00 [ 2260.845734] ___sys_sendmsg+0xc6/0x170 [ 2260.845754] ? sendmsg_copy_msghdr+0x160/0x160 [ 2260.845778] ? __lockdep_reset_lock+0x180/0x180 [ 2260.845808] ? find_held_lock+0x2c/0x110 [ 2260.845834] ? __might_fault+0xd3/0x180 [ 2260.845853] ? lock_downgrade+0x6d0/0x6d0 [ 2260.845871] ? asm_exc_page_fault+0x1e/0x30 [ 2260.845912] __sys_sendmmsg+0x195/0x470 [ 2260.845937] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2260.845955] ? lock_downgrade+0x6d0/0x6d0 [ 2260.845994] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2260.846016] ? wait_for_completion+0x270/0x270 [ 2260.846038] ? rcu_read_lock_any_held+0x75/0xa0 [ 2260.846055] ? vfs_write+0x354/0xa30 [ 2260.846077] ? fput_many+0x2f/0x1a0 [ 2260.846097] ? ksys_write+0x1a9/0x260 [ 2260.846128] __x64_sys_sendmmsg+0x99/0x100 [ 2260.846148] do_syscall_64+0x33/0x40 [ 2260.846167] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2260.846180] RIP: 0033:0x7fc22ce06b19 [ 2260.846199] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2260.846210] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2260.846231] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2260.846242] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2260.846253] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 14:58:34 executing program 6: bind$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) listen(0xffffffffffffffff, 0x0) ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(0xffffffffffffffff, 0xc0189373, &(0x7f0000001240)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=0xffffffffffffffff, @ANYBLOB="00000000000000002e2f66696c65300002c4d53f88b0f1ce4ddc924ac73cbc28bedc2ed63543826470226f578d8581aae354dae5f5948d"]) setsockopt$inet6_tcp_int(r0, 0x6, 0x3, &(0x7f0000001140)=0xa2, 0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f0000001100)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000001180), 0x6}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/fib_trie\x00') preadv(r2, &(0x7f0000000580)=[{&(0x7f00000000c0)=""/213, 0xd5}, {&(0x7f0000000600)=""/229, 0xe5}, {&(0x7f00000001c0)=""/100, 0x64}], 0x3, 0xfc, 0x0) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x4e20, 0x4, @private0}, 0x1c) r3 = dup2(0xffffffffffffffff, r1) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f0000001080)='/proc/partitions\x00', 0x0, 0x0) bind$inet6(r3, &(0x7f00000010c0)={0xa, 0x4e22, 0x4c, @dev={0xfe, 0x80, '\x00', 0x28}, 0x6}, 0x1c) pread64(r4, &(0x7f0000000040)=""/4117, 0x1015, 0x120000) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000001200)) creat(&(0x7f0000000080)='./file0\x00', 0x0) r5 = openat$rfkill(0xffffffffffffff9c, &(0x7f00000012c0), 0x800, 0x0) finit_module(r5, &(0x7f0000001300)='\x00', 0x0) [ 2260.846264] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2260.846275] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2260.850245] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2260.850263] FAT-fs (loop4): Filesystem has been set read-only [ 2260.856290] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2261.015781] FAULT_INJECTION: forcing a failure. [ 2261.015781] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2261.015804] CPU: 0 PID: 11353 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2261.015815] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2261.015821] Call Trace: [ 2261.015847] dump_stack+0x107/0x167 [ 2261.015874] should_fail.cold+0x5/0xa [ 2261.015898] _copy_from_user+0x2e/0x1b0 [ 2261.015922] __copy_msghdr_from_user+0x91/0x4b0 [ 2261.015941] ? __ia32_sys_shutdown+0x80/0x80 [ 2261.015966] ? unix_stream_recvmsg+0xf0/0xf0 [ 2261.015986] ? sock_sendmsg+0x55/0x190 [ 2261.016011] sendmsg_copy_msghdr+0xa1/0x160 [ 2261.016027] ? do_recvmmsg+0x6d0/0x6d0 [ 2261.016051] ? __lock_acquire+0x1657/0x5b00 [ 2261.016083] ___sys_sendmsg+0xc6/0x170 [ 2261.016102] ? sendmsg_copy_msghdr+0x160/0x160 [ 2261.016117] ? vmacache_find+0x55/0x2a0 [ 2261.016139] ? __lockdep_reset_lock+0x180/0x180 [ 2261.016176] ? find_held_lock+0x2c/0x110 [ 2261.016200] ? __might_fault+0xd3/0x180 [ 2261.016218] ? lock_downgrade+0x6d0/0x6d0 [ 2261.016236] ? asm_exc_page_fault+0x1e/0x30 [ 2261.016274] __sys_sendmmsg+0x195/0x470 [ 2261.016298] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2261.016316] ? lock_downgrade+0x6d0/0x6d0 [ 2261.016353] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2261.016374] ? wait_for_completion+0x270/0x270 [ 2261.016395] ? rcu_read_lock_any_held+0x75/0xa0 [ 2261.016412] ? vfs_write+0x354/0xa30 [ 2261.016433] ? fput_many+0x2f/0x1a0 [ 2261.016453] ? ksys_write+0x1a9/0x260 [ 2261.016482] __x64_sys_sendmmsg+0x99/0x100 [ 2261.016502] do_syscall_64+0x33/0x40 [ 2261.016521] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2261.016533] RIP: 0033:0x7fc22ce06b19 [ 2261.016552] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2261.016563] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2261.016584] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2261.016596] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2261.016607] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2261.016618] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2261.016629] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2261.071624] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2261.088994] FAULT_INJECTION: forcing a failure. [ 2261.088994] name failslab, interval 1, probability 0, space 0, times 0 [ 2261.089184] CPU: 1 PID: 11351 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2261.089195] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2261.089202] Call Trace: [ 2261.089228] dump_stack+0x107/0x167 [ 2261.089253] should_fail.cold+0x5/0xa [ 2261.089275] ? create_object.isra.0+0x3a/0xa20 [ 2261.089297] should_failslab+0x5/0x20 [ 2261.089315] kmem_cache_alloc+0x5b/0x360 [ 2261.089335] ? mark_held_locks+0x9e/0xe0 [ 2261.089359] create_object.isra.0+0x3a/0xa20 [ 2261.089389] kmemleak_alloc_percpu+0xa0/0x100 [ 2261.089415] pcpu_alloc+0x4e2/0x12f0 [ 2261.089458] alloc_vfsmnt+0xfd/0x680 [ 2261.089482] clone_mnt+0x6c/0xce0 [ 2261.089512] copy_tree+0xfe/0xa60 [ 2261.089551] __do_loopback+0x196/0x3e0 [ 2261.089579] path_mount+0x1bc1/0x20b0 [ 2261.089605] ? strncpy_from_user+0x9e/0x470 [ 2261.089628] ? finish_automount+0xa40/0xa40 [ 2261.089651] ? getname_flags.part.0+0x1dd/0x4f0 [ 2261.089690] __x64_sys_mount+0x282/0x300 [ 2261.089711] ? copy_mnt_ns+0xa00/0xa00 [ 2261.089739] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2261.089764] do_syscall_64+0x33/0x40 [ 2261.089784] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2261.089797] RIP: 0033:0x7fec81c7bb19 [ 2261.089816] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2261.089827] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2261.089849] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2261.089861] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2261.089872] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2261.089883] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2261.089897] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2261.161517] FAULT_INJECTION: forcing a failure. [ 2261.161517] name failslab, interval 1, probability 0, space 0, times 0 [ 2261.161547] CPU: 0 PID: 11356 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2261.161561] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2261.161570] Call Trace: [ 2261.161601] dump_stack+0x107/0x167 [ 2261.161633] should_fail.cold+0x5/0xa [ 2261.161661] ? create_object.isra.0+0x3a/0xa20 [ 2261.161690] should_failslab+0x5/0x20 [ 2261.161715] kmem_cache_alloc+0x5b/0x360 [ 2261.161740] ? __lockdep_reset_lock+0x180/0x180 [ 2261.161773] create_object.isra.0+0x3a/0xa20 [ 2261.161799] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2261.161834] kmem_cache_alloc+0x159/0x360 [ 2261.161872] alloc_vfsmnt+0x23/0x680 [ 2261.161901] clone_mnt+0x6c/0xce0 [ 2261.161940] copy_tree+0x3b0/0xa60 [ 2261.161995] copy_mnt_ns+0x144/0xa00 [ 2261.162023] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2261.162048] ? kmem_cache_alloc+0x2b4/0x360 [ 2261.162085] create_new_namespaces+0xd6/0xb20 [ 2261.162128] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2261.162160] ksys_unshare+0x449/0x8a0 [ 2261.162184] ? unshare_fd+0x1c0/0x1c0 [ 2261.162216] ? ksys_write+0x1a9/0x260 [ 2261.162262] __x64_sys_unshare+0x2d/0x40 [ 2261.162279] do_syscall_64+0x33/0x40 [ 2261.162297] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2261.162309] RIP: 0033:0x7fd87e9ecb19 [ 2261.162327] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2261.162337] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2261.162356] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2261.162367] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2261.162377] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2261.162387] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2261.162398] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2261.294680] Process accounting resumed [ 2274.004430] kmemleak: 7 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:58:55 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 15) 14:58:55 executing program 3: r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f00000000c0), 0x40, 0x0) r1 = signalfd(r0, &(0x7f0000000140)={[0x81]}, 0x8) ioctl$TCGETS2(r0, 0x802c542a, &(0x7f0000000100)) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_TCP_REPAIR(r2, 0x6, 0x13, &(0x7f0000000080)=0x1, 0x4) connect$inet(r2, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) setsockopt$inet_tcp_TCP_REPAIR(r2, 0x6, 0x13, &(0x7f0000000040)=0xffffffffffffffff, 0x4) sendto$inet(r2, &(0x7f0000000180)='\\', 0xfffffdef, 0x240, 0x0, 0x7) r3 = syz_open_pts(r1, 0x200e41) ioctl$TIOCL_SCROLLCONSOLE(r3, 0x541c, &(0x7f00000002c0)={0xd, 0x10000}) setsockopt$inet_tcp_TCP_MD5SIG(r2, 0x6, 0xe, &(0x7f00000001c0)={@in6={{0xa, 0x4e23, 0x7fffffff, @dev={0xfe, 0x80, '\x00', 0x43}, 0x7}}, 0x0, 0x0, 0x35, 0x0, "4e02ab03172dc8a0d3b5b57ecf30d575c57137b74f2f9def1b5cfef29f3e18503ad2a480f5aca6746caded2e96e7c613a271f4f5080050e36d76ff478c4c3a26a4d1a18e242f368c28a106e16ffc2b71"}, 0xd8) 14:58:55 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:58:55 executing program 6: accept4$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x0, @dev}, &(0x7f0000000140)=0x10, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x0, 0x2a, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x46e2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) fallocate(r1, 0x0, 0x806, 0x0) ftruncate(r0, 0x1000003) syz_io_uring_complete(0x0) r2 = syz_open_dev$sg(&(0x7f0000000080), 0x0, 0x0) r3 = socket$inet6_udp(0xa, 0x2, 0x0) r4 = fcntl$dupfd(r2, 0x0, r3) ioctl$SG_GET_LOW_DMA(r4, 0x227a, &(0x7f0000000040)) dup2(r0, r1) openat(0xffffffffffffffff, &(0x7f00000000c0)='./file0\x00', 0x0, 0x2) ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)) r5 = openat(r4, &(0x7f0000000200)='./file0\x00', 0x406000, 0x0) fsetxattr$security_capability(r0, &(0x7f0000000040), &(0x7f0000000080)=@v2={0x2000000, [{}, {0x5}]}, 0x14, 0x1) ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(r5, 0xc0189373, &(0x7f0000000180)={{0x1, 0x1, 0x18, r5, {0x6}}, './file0\x00'}) ioctl$TIOCL_SETSEL(r6, 0x541c, &(0x7f00000001c0)={0x2, {0x2, 0x7, 0xd5, 0x9, 0x401, 0xf}}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x1, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, @perf_config_ext={0xfffffffffffffff7}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$binfmt_elf64(r0, &(0x7f00000001c0)=ANY=[], 0xfdef) 14:58:55 executing program 7: r0 = openat(0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x20, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_mount_image$vfat(0x0, &(0x7f0000000240)='./file1\x00', 0x0, 0x0, 0x0, 0x0, 0x0) utime(&(0x7f0000000080)='./file1\x00', &(0x7f0000000100)={0x7, 0x9}) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f00000005c0)=ANY=[@ANYBLOB="0100e3ff010000001800000013503f551366ab333076abb8f4594b356a2799ee9e79f02dc7d89fc48da82c34a1dff7ef7be07376a8f4605a8fdae159b9680f2b83d0d7d0f935ef8f6d57ed8653461da800008ba45259659b6682404122ae441982436132ab4670450b119b4d570f639668b5563ed2cd215ed4063f0d623fc85871baa1ce0d1f7396f20b33425560783edff86260cab021e0bf6ab402fc434bbdf884e085fd0bc62433d6bde35f536c3166f6672f48e3f23e123427", @ANYRES32, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB="fbf67180a7a04bd6120166f1921ed16826f7cb7799244bf4996db20cb12b799c8a6a94f995d1ead80400000000000000223fa996060d2ec9bdea74c131a40100374521ae3679bb31d3bfccca3761028d8c51d76f38933100000000000001"]) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'syz_tun\x00'}) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0) finit_module(r3, 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, &(0x7f0000000500)=0x0) ioctl$AUTOFS_DEV_IOCTL_PROTOSUBVER(r2, 0xc0189373, &(0x7f0000000380)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=r1, @ANYBLOB="0300000f0000ec8fd6fadab1453831a61b7ead4bf080ef40da8c11ad8ab765bfcb42a7236c7f09421acf9ff41a51433663e31b7800"/67]) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000140)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0, 0x0}) ioctl$BTRFS_IOC_WAIT_SYNC(0xffffffffffffffff, 0x40089416, &(0x7f0000000000)=r6) ioctl$BTRFS_IOC_WAIT_SYNC(r5, 0x40089416, &(0x7f0000000180)=r6) perf_event_open(&(0x7f0000000480)={0x1, 0x80, 0x6, 0x0, 0x2, 0x2, 0x0, 0x10001, 0x8c036, 0x16, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x3f, 0x1, @perf_bp={&(0x7f0000000340)}, 0x44, 0x1000, 0x400, 0x2, 0x2, 0xd13, 0x7ff, 0x0, 0xc83, 0x0, 0x3}, r4, 0x6, r0, 0xa) ioctl$BTRFS_IOC_SUBVOL_SETFLAGS(0xffffffffffffffff, 0x4008941a, &(0x7f0000000040)) pipe(&(0x7f0000000000)) 14:58:55 executing program 0: sendmsg$TIPC_NL_KEY_SET(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0), 0xffffffffffffffff) syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$IPVS_CMD_GET_CONFIG(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$ethtool(&(0x7f0000000b80), 0xffffffffffffffff) 14:58:55 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 41) 14:58:55 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 62) [ 2281.904190] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2281.913894] FAULT_INJECTION: forcing a failure. [ 2281.913894] name failslab, interval 1, probability 0, space 0, times 0 [ 2281.916207] CPU: 1 PID: 11383 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2281.917591] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2281.919233] Call Trace: [ 2281.919765] dump_stack+0x107/0x167 [ 2281.920522] should_fail.cold+0x5/0xa [ 2281.921287] ? alloc_vfsmnt+0x23/0x680 [ 2281.921924] FAULT_INJECTION: forcing a failure. [ 2281.921924] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2281.922063] should_failslab+0x5/0x20 [ 2281.922082] kmem_cache_alloc+0x5b/0x360 [ 2281.922111] alloc_vfsmnt+0x23/0x680 [ 2281.922135] clone_mnt+0x6c/0xce0 [ 2281.922156] ? is_subdir+0x1a8/0x2e0 [ 2281.922181] copy_tree+0x3b0/0xa60 [ 2281.922221] __do_loopback+0x196/0x3e0 [ 2281.922250] path_mount+0x1bc1/0x20b0 [ 2281.922276] ? strncpy_from_user+0x9e/0x470 [ 2281.922300] ? finish_automount+0xa40/0xa40 [ 2281.932209] ? getname_flags.part.0+0x1dd/0x4f0 [ 2281.933160] __x64_sys_mount+0x282/0x300 [ 2281.933994] ? copy_mnt_ns+0xa00/0xa00 [ 2281.934793] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2281.935777] do_syscall_64+0x33/0x40 [ 2281.936555] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2281.937592] RIP: 0033:0x7fec81c7bb19 [ 2281.938348] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2281.942066] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2281.943611] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2281.945078] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2281.946520] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2281.947962] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2281.949410] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2281.950893] CPU: 0 PID: 11382 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2281.952299] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2281.953990] Call Trace: [ 2281.954528] dump_stack+0x107/0x167 [ 2281.955272] should_fail.cold+0x5/0xa [ 2281.956051] _copy_from_user+0x2e/0x1b0 [ 2281.956871] __copy_msghdr_from_user+0x91/0x4b0 [ 2281.957815] ? __ia32_sys_shutdown+0x80/0x80 [ 2281.958720] ? unix_stream_recvmsg+0xf0/0xf0 [ 2281.959614] ? sock_sendmsg+0x55/0x190 [ 2281.960411] sendmsg_copy_msghdr+0xa1/0x160 [ 2281.961302] ? do_recvmmsg+0x6d0/0x6d0 [ 2281.962096] ? __lock_acquire+0x1657/0x5b00 [ 2281.962984] ___sys_sendmsg+0xc6/0x170 [ 2281.963775] ? sendmsg_copy_msghdr+0x160/0x160 [ 2281.964699] ? vmacache_find+0x55/0x2a0 [ 2281.965510] ? __lockdep_reset_lock+0x180/0x180 [ 2281.966463] ? find_held_lock+0x2c/0x110 [ 2281.967292] ? __might_fault+0xd3/0x180 [ 2281.968096] ? lock_downgrade+0x6d0/0x6d0 [ 2281.968945] ? asm_exc_page_fault+0x1e/0x30 [ 2281.969833] __sys_sendmmsg+0x195/0x470 [ 2281.970641] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2281.971510] ? lock_downgrade+0x6d0/0x6d0 [ 2281.972364] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2281.973343] ? wait_for_completion+0x270/0x270 [ 2281.974265] ? rcu_read_lock_any_held+0x75/0xa0 [ 2281.975200] ? vfs_write+0x354/0xa30 [ 2281.975957] ? fput_many+0x2f/0x1a0 [ 2281.976711] ? ksys_write+0x1a9/0x260 [ 2281.977490] __x64_sys_sendmmsg+0x99/0x100 [ 2281.978342] do_syscall_64+0x33/0x40 [ 2281.979094] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2281.980123] RIP: 0033:0x7fc22ce06b19 [ 2281.980883] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2281.984589] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2281.986120] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2281.987555] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2281.989005] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2281.990439] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2281.991873] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2282.014800] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2282.016520] FAT-fs (loop4): Filesystem has been set read-only 14:58:55 executing program 3: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) setsockopt$inet_int(r0, 0x0, 0x22, &(0x7f0000000880), 0x4) r1 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000780)={'syz_tun\x00', 0x0}) sendmmsg$inet(r0, &(0x7f0000000180)=[{{&(0x7f0000005340)={0x2, 0x0, @multicast1}, 0x10, &(0x7f0000000c00)=[{&(0x7f00000000c0)="863c", 0x2}], 0x1, &(0x7f0000000000)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r2, @dev={0xac, 0x14, 0x14, 0x32}, @local}}}], 0x20}}], 0x1, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000040)={'wg1\x00'}) 14:58:55 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 63) [ 2282.092521] Module has invalid ELF structures [ 2282.094313] FAULT_INJECTION: forcing a failure. [ 2282.094313] name failslab, interval 1, probability 0, space 0, times 0 [ 2282.097041] CPU: 1 PID: 11388 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2282.098458] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2282.100141] Call Trace: [ 2282.100692] dump_stack+0x107/0x167 [ 2282.101434] should_fail.cold+0x5/0xa [ 2282.102214] should_failslab+0x5/0x20 [ 2282.102984] __kmalloc_track_caller+0x79/0x3c0 [ 2282.103904] ? kstrdup_const+0x53/0x80 [ 2282.104708] kstrdup+0x36/0x70 [ 2282.105362] kstrdup_const+0x53/0x80 [ 2282.106116] alloc_vfsmnt+0xb5/0x680 [ 2282.106884] clone_mnt+0x6c/0xce0 [ 2282.107598] copy_tree+0x3b0/0xa60 [ 2282.108337] copy_mnt_ns+0x144/0xa00 [ 2282.109121] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2282.110093] ? kmem_cache_alloc+0x2b4/0x360 [ 2282.110975] create_new_namespaces+0xd6/0xb20 [ 2282.111894] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2282.112896] ksys_unshare+0x449/0x8a0 [ 2282.113669] ? unshare_fd+0x1c0/0x1c0 [ 2282.114445] ? ksys_write+0x1a9/0x260 [ 2282.115234] __x64_sys_unshare+0x2d/0x40 [ 2282.116070] do_syscall_64+0x33/0x40 [ 2282.116844] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2282.117879] RIP: 0033:0x7fd87e9ecb19 [ 2282.118634] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2282.122349] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2282.123888] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2282.125336] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2282.126776] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2282.128216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2282.130055] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:58:55 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 16) [ 2282.167808] Module has invalid ELF structures 14:58:55 executing program 0: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) unshare(0x80) 14:58:55 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00088001000240000004f801", 0x17}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:58:55 executing program 6: r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x0, 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x0, 0x72) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = syz_io_uring_setup(0x5b1a, &(0x7f0000000100)={0x0, 0x0, 0x10, 0x0, 0x200}, &(0x7f0000ffa000/0x3000)=nil, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000000200), &(0x7f0000000180)) io_uring_enter(r2, 0x80005eee, 0x0, 0x0, 0x0, 0x0) ioctl$BTRFS_IOC_BALANCE_PROGRESS(r1, 0x84009422, &(0x7f00000006c0)={0x0, 0x0, {}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}}) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(r0, 0xc018937d, &(0x7f00000002c0)=ANY=[@ANYBLOB="0201823379269e50bc2da370bb3451c4d195fd1851089f70a4efaa7ec6f5bb45cb8d4b4de1ace9193c55eaeb1a22002d89bde9d9694ec4f034fce8e5d2130d55b1346a16c92dbeb67a1b2c46be123a460cda482e3e68c188da5cab7db8d00bc4f191bae5811a89a8cc8c2fff87ffb52272b390", @ANYRES32, @ANYBLOB='\t\x00\x00\x00\x00\x00\x00\x00./file0/file0\x00']) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) preadv(r3, &(0x7f0000000240)=[{&(0x7f0000000040)=""/143, 0x8f}, {&(0x7f00000001c0)=""/53, 0x35}], 0x2, 0x9, 0x1ff) unshare(0x48020200) [ 2282.230536] FAULT_INJECTION: forcing a failure. [ 2282.230536] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2282.233300] CPU: 1 PID: 11408 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2282.234696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2282.236369] Call Trace: [ 2282.236917] dump_stack+0x107/0x167 [ 2282.237658] should_fail.cold+0x5/0xa [ 2282.238439] _copy_from_user+0x2e/0x1b0 [ 2282.239250] __copy_msghdr_from_user+0x91/0x4b0 [ 2282.240192] ? __ia32_sys_shutdown+0x80/0x80 [ 2282.241100] ? unix_stream_recvmsg+0xf0/0xf0 [ 2282.241995] ? sock_sendmsg+0x55/0x190 [ 2282.242794] sendmsg_copy_msghdr+0xa1/0x160 [ 2282.243667] ? do_recvmmsg+0x6d0/0x6d0 [ 2282.244481] ? __lock_acquire+0x1657/0x5b00 [ 2282.245374] ___sys_sendmsg+0xc6/0x170 [ 2282.246166] ? sendmsg_copy_msghdr+0x160/0x160 [ 2282.247086] ? vmacache_find+0x55/0x2a0 [ 2282.247898] ? __lockdep_reset_lock+0x180/0x180 [ 2282.248861] ? find_held_lock+0x2c/0x110 [ 2282.249695] ? __might_fault+0xd3/0x180 [ 2282.250504] ? lock_downgrade+0x6d0/0x6d0 [ 2282.251348] ? asm_exc_page_fault+0x1e/0x30 [ 2282.252249] __sys_sendmmsg+0x195/0x470 [ 2282.253069] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2282.253947] ? lock_downgrade+0x6d0/0x6d0 [ 2282.254811] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2282.255794] ? wait_for_completion+0x270/0x270 [ 2282.256749] ? rcu_read_lock_any_held+0x75/0xa0 [ 2282.257691] ? vfs_write+0x354/0xa30 [ 2282.258451] ? fput_many+0x2f/0x1a0 [ 2282.259193] ? ksys_write+0x1a9/0x260 [ 2282.259980] __x64_sys_sendmmsg+0x99/0x100 [ 2282.260846] do_syscall_64+0x33/0x40 [ 2282.261602] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2282.262640] RIP: 0033:0x7fc22ce06b19 [ 2282.263398] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2282.267130] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2282.268678] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2282.270123] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2282.271568] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2282.273018] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2282.274462] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2282.356083] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2282.362508] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2282.364250] FAT-fs (loop4): Filesystem has been set read-only [ 2282.379506] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 0) [ 2282.389735] FAULT_INJECTION: forcing a failure. [ 2282.389735] name failslab, interval 1, probability 0, space 0, times 0 [ 2282.392229] CPU: 0 PID: 11414 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2282.393678] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2282.395392] Call Trace: [ 2282.395949] dump_stack+0x107/0x167 [ 2282.396716] should_fail.cold+0x5/0xa [ 2282.397510] ? create_object.isra.0+0x3a/0xa20 [ 2282.398456] should_failslab+0x5/0x20 [ 2282.399251] kmem_cache_alloc+0x5b/0x360 [ 2282.400105] create_object.isra.0+0x3a/0xa20 [ 2282.401032] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2282.402080] kmem_cache_alloc+0x159/0x360 [ 2282.402953] alloc_vfsmnt+0x23/0x680 [ 2282.403714] clone_mnt+0x6c/0xce0 [ 2282.404427] ? is_subdir+0x1a8/0x2e0 [ 2282.405203] copy_tree+0x3b0/0xa60 [ 2282.405949] __do_loopback+0x196/0x3e0 [ 2282.406758] path_mount+0x1bc1/0x20b0 [ 2282.407546] ? strncpy_from_user+0x9e/0x470 [ 2282.408426] ? finish_automount+0xa40/0xa40 [ 2282.409333] ? getname_flags.part.0+0x1dd/0x4f0 [ 2282.410301] __x64_sys_mount+0x282/0x300 [ 2282.410453] Process accounting resumed [ 2282.411134] ? copy_mnt_ns+0xa00/0xa00 [ 2282.411163] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2282.411192] do_syscall_64+0x33/0x40 [ 2282.414508] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2282.415555] RIP: 0033:0x7fec81c7bb19 [ 2282.416315] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 14:58:56 executing program 3: socketpair(0x3, 0xa, 0x7fffc, &(0x7f0000000000)) syz_genetlink_get_family_id$mptcp(&(0x7f0000000580), 0xffffffffffffffff) [ 2282.420080] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2282.421851] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2282.423316] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2282.424795] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2282.426264] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2282.427737] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2282.442941] Process accounting resumed 14:58:56 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 42) 14:58:56 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 17) 14:58:56 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2282.542557] Process accounting resumed [ 2282.614377] FAULT_INJECTION: forcing a failure. [ 2282.614377] name failslab, interval 1, probability 0, space 0, times 0 14:58:56 executing program 7: r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0xb5, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r1 = fcntl$getown(r0, 0x9) setpriority(0x1, r1, 0x7e) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r3 = fcntl$getown(r2, 0x9) setpriority(0x1, r3, 0x7e) r4 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) r5 = fcntl$getown(r4, 0x9) setpriority(0x1, r5, 0x7e) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r5, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) r6 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x9, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x8100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xa) fcntl$getown(r6, 0x9) perf_event_open(&(0x7f00000002c0)={0x3, 0x80, 0xb, 0x0, 0x1, 0x1, 0x0, 0x7, 0x1084, 0x4, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x3, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0xffff0000, 0x4, @perf_bp={&(0x7f0000000280), 0xc}, 0x1000, 0xffff, 0x800, 0x5, 0x9, 0x2, 0x5, 0x0, 0x4, 0x0, 0x8}, r5, 0xd, r6, 0xa) clone3(&(0x7f0000000b00)={0x10040080, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f00000006c0)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f0000000ac0)=[r3, 0x0, 0x0, 0x0, 0x0], 0x5}, 0x58) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000340)={0x0}, &(0x7f0000000380)=0xc) r8 = getpgrp(r5) r9 = clone3(&(0x7f0000000b00)={0x44071180, &(0x7f0000000600), &(0x7f0000000640), &(0x7f0000000680), {0x2a}, &(0x7f0000000400)=""/75, 0x4b, &(0x7f0000000740)=""/243, &(0x7f00000003c0)=[r1, r8, r3, 0x0, r7, 0x0], 0x6}, 0x58) perf_event_open(&(0x7f00000000c0)={0x4, 0x80, 0x1, 0x7, 0x80, 0x81, 0x0, 0x7fffffff, 0x60049, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0xf17b, 0x0, @perf_bp={&(0x7f0000000080), 0x3}, 0x10000, 0x0, 0x5865, 0x1, 0x7, 0x3f, 0xfe4e, 0x0, 0xff, 0x0, 0x5}, r9, 0xb, 0xffffffffffffffff, 0xa) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000040)='./file0\x00', 0x40000, 0x3, &(0x7f0000000200)=[{&(0x7f0000010000)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef", 0x3a, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x800}, {0x0, 0x0, 0x1000}], 0x0, &(0x7f0000000080)=ANY=[]) perf_event_open(&(0x7f0000000180)={0x2, 0x80, 0x0, 0x0, 0x4, 0x0, 0x0, 0x4, 0x88100, 0xa, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x7f, 0x1, @perf_bp={&(0x7f0000000140), 0x5}, 0x0, 0x8000, 0x5, 0x3, 0x64, 0x0, 0x4, 0x0, 0x6, 0x0, 0x5}, 0x0, 0xf, 0xffffffffffffffff, 0x2) [ 2282.616929] CPU: 0 PID: 11429 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2282.618525] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2282.620208] Call Trace: [ 2282.620769] dump_stack+0x107/0x167 [ 2282.621518] should_fail.cold+0x5/0xa [ 2282.622303] ? create_object.isra.0+0x3a/0xa20 [ 2282.623244] should_failslab+0x5/0x20 [ 2282.624023] kmem_cache_alloc+0x5b/0x360 [ 2282.624868] create_object.isra.0+0x3a/0xa20 [ 2282.625765] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2282.626801] __kmalloc_track_caller+0x177/0x3c0 [ 2282.627732] ? kstrdup_const+0x53/0x80 [ 2282.628534] kstrdup+0x36/0x70 [ 2282.629193] kstrdup_const+0x53/0x80 [ 2282.629955] alloc_vfsmnt+0xb5/0x680 [ 2282.630719] clone_mnt+0x6c/0xce0 [ 2282.631432] copy_tree+0x3b0/0xa60 [ 2282.632168] copy_mnt_ns+0x144/0xa00 [ 2282.632939] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2282.633914] ? kmem_cache_alloc+0x2b4/0x360 [ 2282.634802] create_new_namespaces+0xd6/0xb20 [ 2282.635724] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2282.636730] ksys_unshare+0x449/0x8a0 [ 2282.637504] ? unshare_fd+0x1c0/0x1c0 [ 2282.638283] ? ksys_write+0x1a9/0x260 [ 2282.639077] __x64_sys_unshare+0x2d/0x40 [ 2282.639900] do_syscall_64+0x33/0x40 [ 2282.640673] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2282.641715] RIP: 0033:0x7fd87e9ecb19 [ 2282.642473] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2282.646191] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2282.647734] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2282.649202] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2282.650655] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2282.652100] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2282.653559] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2282.707118] FAT-fs (loop4): bogus number of reserved sectors [ 2282.708556] FAT-fs (loop4): Can't find a valid FAT filesystem 14:58:56 executing program 3: syz_genetlink_get_family_id$ipvs(0x0, 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$BATADV_CMD_TP_METER(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x24, 0x0, 0x10, 0x70bd25, 0x25dfdbfc, {}, [@BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED={0x5}, @BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED={0x5, 0x2f, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x10}, 0x8814) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r0, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000004c0)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$ethtool(&(0x7f0000000000), 0xffffffffffffffff) syz_genetlink_get_family_id$ethtool(&(0x7f00000008c0), 0xffffffffffffffff) [ 2282.790511] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2282.820252] FAULT_INJECTION: forcing a failure. [ 2282.820252] name failslab, interval 1, probability 0, space 0, times 0 [ 2282.822654] CPU: 1 PID: 11435 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2282.824053] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2282.825745] Call Trace: [ 2282.826288] dump_stack+0x107/0x167 [ 2282.827039] should_fail.cold+0x5/0xa [ 2282.827815] ? create_object.isra.0+0x3a/0xa20 [ 2282.828752] should_failslab+0x5/0x20 [ 2282.829528] kmem_cache_alloc+0x5b/0x360 [ 2282.830361] create_object.isra.0+0x3a/0xa20 [ 2282.831266] kmemleak_alloc_percpu+0xa0/0x100 [ 2282.832181] pcpu_alloc+0x4e2/0x12f0 [ 2282.832979] alloc_vfsmnt+0xfd/0x680 [ 2282.833743] clone_mnt+0x6c/0xce0 [ 2282.834448] ? is_subdir+0x1a8/0x2e0 [ 2282.835211] copy_tree+0x3b0/0xa60 [ 2282.835952] __do_loopback+0x196/0x3e0 [ 2282.836750] path_mount+0x1bc1/0x20b0 [ 2282.837528] ? strncpy_from_user+0x9e/0x470 [ 2282.838414] ? finish_automount+0xa40/0xa40 [ 2282.839294] ? getname_flags.part.0+0x1dd/0x4f0 [ 2282.840256] __x64_sys_mount+0x282/0x300 [ 2282.841106] ? copy_mnt_ns+0xa00/0xa00 [ 2282.841907] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2282.842889] do_syscall_64+0x33/0x40 [ 2282.843644] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2282.844689] RIP: 0033:0x7fec81c7bb19 [ 2282.845470] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2282.849215] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2282.850772] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2282.852216] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2282.853686] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2282.855118] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2282.856578] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2282.941477] EXT4-fs error (device loop7): ext4_fill_super:4973: inode #2: comm syz-executor.7: iget: root inode unallocated [ 2282.978664] EXT4-fs (loop7): get root inode failed [ 2282.980402] EXT4-fs (loop7): mount failed [ 2283.006259] Process accounting resumed [ 2283.116585] EXT4-fs error (device loop7): ext4_fill_super:4973: inode #2: comm syz-executor.7: iget: root inode unallocated [ 2283.125345] EXT4-fs (loop7): get root inode failed [ 2283.126429] EXT4-fs (loop7): mount failed [ 2295.451838] kmemleak: 6 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:59:17 executing program 0: r0 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000000), 0x101001, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$rfkill(r0, &(0x7f00000000c0)={0x0, 0x0, 0x3}, 0x8) r2 = accept$packet(0xffffffffffffffff, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000080)=0x14) epoll_ctl$EPOLL_CTL_MOD(r1, 0x3, r2, &(0x7f0000000100)={0x4000000a}) 14:59:17 executing program 7: r0 = socket$inet6_udp(0xa, 0x2, 0x0) connect$inet6(r0, &(0x7f0000000600)={0xa, 0x0, 0x0, @dev, 0x3}, 0x1c) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x84080, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f0000000040)={'batadv_slave_0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r1, 0x89f1, &(0x7f0000000080)={'syztnl1\x00', &(0x7f0000000100)={'ip6tnl0\x00', r2, 0x2d, 0x1, 0x3, 0x9, 0x63, @private0={0xfc, 0x0, '\x00', 0x1}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x8000, 0x20, 0x7, 0x20}}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r0, &(0x7f0000004d00), 0x400000000000070, 0x0) 14:59:17 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 64) 14:59:17 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 43) 14:59:17 executing program 6: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000000140)="eb3c90000000200000000000020801000470001200f801", 0x17}, {0x0, 0x0, 0x1000a00}], 0x0, &(0x7f0000000340)=ANY=[]) chdir(&(0x7f00000001c0)='./file0\x00') openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x324c1, 0x0) r0 = open$dir(&(0x7f0000000000)='.\x00', 0x0, 0x0) perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ftruncate(r0, 0x5) perf_event_open(&(0x7f0000001d80)={0x6, 0x80, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd, 0x0, @perf_bp={0x0, 0xffffffff81000000}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000001d80)={0x6, 0x80, 0x0, 0xfc, 0x0, 0x0, 0x4, 0x0, 0x80000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, @perf_bp={0x0, 0xffffffff81000000}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xfffffffffffffffd, 0xffffffffffffffff, 0x0) r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r1, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) linkat(r1, &(0x7f0000000040)='./file1\x00', r0, &(0x7f00000000c0)='./file0\x00', 0x0) getdents(r0, &(0x7f0000000240)=""/72, 0x48) 14:59:17 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='ns\x00') fcntl$notify(r0, 0x402, 0xa) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) connect$inet6(r1, &(0x7f0000000180)={0xa, 0x4e23, 0xffff, @private2={0xfc, 0x2, '\x00', 0x2}, 0x1}, 0x1c) r2 = dup(0xffffffffffffffff) execveat(r2, &(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x1400) r3 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) dup2(0xffffffffffffffff, r3) ioctl$F2FS_IOC_GARBAGE_COLLECT_RANGE(r3, 0x4018f50b, &(0x7f0000000000)={0x0, 0x40, 0x9}) accept4(0xffffffffffffffff, &(0x7f00000001c0)=@sco={0x1f, @none}, &(0x7f0000000240)=0x80, 0x800) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000040)=[{0x6, 0x0, 0x0, 0x7fffffff}]}) r4 = socket$inet6_udp(0xa, 0x2, 0x0) r5 = dup2(0xffffffffffffffff, r4) fsconfig$FSCONFIG_SET_FD(0xffffffffffffffff, 0x5, &(0x7f0000000140)='\x00', 0x0, 0xffffffffffffffff) getdents64(0xffffffffffffffff, &(0x7f00000002c0)=""/19, 0x13) getdents64(r5, &(0x7f00000000c0)=""/106, 0x6a) close_range(r0, 0xffffffffffffffff, 0x2) close_range(r0, r3, 0x0) 14:59:17 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 18) 14:59:17 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2304.012870] FAULT_INJECTION: forcing a failure. [ 2304.012870] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2304.015566] CPU: 0 PID: 11476 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2304.016987] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2304.018675] Call Trace: [ 2304.019224] dump_stack+0x107/0x167 [ 2304.019976] should_fail.cold+0x5/0xa [ 2304.020766] _copy_from_user+0x2e/0x1b0 [ 2304.021587] __copy_msghdr_from_user+0x91/0x4b0 [ 2304.022535] ? __ia32_sys_shutdown+0x80/0x80 [ 2304.023451] ? unix_stream_recvmsg+0xf0/0xf0 [ 2304.024345] ? sock_sendmsg+0x55/0x190 [ 2304.025172] sendmsg_copy_msghdr+0xa1/0x160 [ 2304.026055] ? do_recvmmsg+0x6d0/0x6d0 [ 2304.026851] ? __lock_acquire+0x1657/0x5b00 [ 2304.027742] ___sys_sendmsg+0xc6/0x170 [ 2304.028532] ? sendmsg_copy_msghdr+0x160/0x160 [ 2304.029478] ? __lockdep_reset_lock+0x180/0x180 [ 2304.030433] ? find_held_lock+0x2c/0x110 [ 2304.031264] ? __might_fault+0xd3/0x180 [ 2304.032074] ? lock_downgrade+0x6d0/0x6d0 [ 2304.032944] ? io_schedule_timeout+0x140/0x140 [ 2304.033887] __sys_sendmmsg+0x195/0x470 [ 2304.034701] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2304.035575] ? lock_downgrade+0x6d0/0x6d0 [ 2304.036438] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2304.037422] ? wait_for_completion+0x270/0x270 [ 2304.038363] ? rcu_read_lock_any_held+0x75/0xa0 [ 2304.039302] ? vfs_write+0x354/0xa30 [ 2304.040077] ? fput_many+0x2f/0x1a0 [ 2304.040830] ? ksys_write+0x1a9/0x260 [ 2304.041616] __x64_sys_sendmmsg+0x99/0x100 [ 2304.042479] do_syscall_64+0x33/0x40 [ 2304.043236] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2304.044275] RIP: 0033:0x7fc22ce06b19 [ 2304.045059] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2304.048776] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2304.050325] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2304.051785] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2304.053268] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2304.054723] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2304.056188] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2304.086712] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2304.096773] FAULT_INJECTION: forcing a failure. [ 2304.096773] name failslab, interval 1, probability 0, space 0, times 0 [ 2304.098104] CPU: 0 PID: 11477 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2304.098980] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2304.099932] Call Trace: [ 2304.100268] dump_stack+0x107/0x167 [ 2304.100733] should_fail.cold+0x5/0xa [ 2304.101209] ? create_object.isra.0+0x3a/0xa20 [ 2304.101754] should_failslab+0x5/0x20 [ 2304.102330] kmem_cache_alloc+0x5b/0x360 [ 2304.102992] ? mark_held_locks+0x9e/0xe0 [ 2304.103646] create_object.isra.0+0x3a/0xa20 [ 2304.104370] kmemleak_alloc_percpu+0xa0/0x100 [ 2304.105096] pcpu_alloc+0x4e2/0x12f0 [ 2304.105717] alloc_vfsmnt+0xfd/0x680 [ 2304.106310] clone_mnt+0x6c/0xce0 [ 2304.106850] ? is_subdir+0x1a8/0x2e0 [ 2304.107432] copy_tree+0x3b0/0xa60 [ 2304.107999] __do_loopback+0x196/0x3e0 [ 2304.108613] path_mount+0x1bc1/0x20b0 [ 2304.109223] ? strncpy_from_user+0x9e/0x470 [ 2304.109891] ? finish_automount+0xa40/0xa40 [ 2304.110571] ? getname_flags.part.0+0x1dd/0x4f0 [ 2304.111313] __x64_sys_mount+0x282/0x300 [ 2304.111981] ? copy_mnt_ns+0xa00/0xa00 [ 2304.112569] FAT-fs (loop4): bogus number of reserved sectors [ 2304.112610] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2304.113819] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2304.114332] do_syscall_64+0x33/0x40 [ 2304.114349] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2304.114359] RIP: 0033:0x7fec81c7bb19 [ 2304.114378] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2304.118972] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2304.119835] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2304.120646] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2304.121442] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2304.122236] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2304.123023] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2304.143603] FAULT_INJECTION: forcing a failure. [ 2304.143603] name failslab, interval 1, probability 0, space 0, times 0 [ 2304.146137] CPU: 1 PID: 11467 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2304.147546] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2304.149228] Call Trace: [ 2304.149776] dump_stack+0x107/0x167 [ 2304.150515] should_fail.cold+0x5/0xa [ 2304.151292] should_failslab+0x5/0x20 [ 2304.152054] __kmalloc_track_caller+0x79/0x3c0 [ 2304.152993] ? kstrdup_const+0x53/0x80 [ 2304.153787] kstrdup+0x36/0x70 [ 2304.154442] kstrdup_const+0x53/0x80 [ 2304.155205] alloc_vfsmnt+0xb5/0x680 [ 2304.155965] clone_mnt+0x6c/0xce0 [ 2304.156678] copy_tree+0x3b0/0xa60 [ 2304.157429] copy_mnt_ns+0x144/0xa00 [ 2304.158192] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2304.159172] ? kmem_cache_alloc+0x2b4/0x360 [ 2304.160046] create_new_namespaces+0xd6/0xb20 [ 2304.160977] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2304.161971] ksys_unshare+0x449/0x8a0 [ 2304.162751] ? unshare_fd+0x1c0/0x1c0 [ 2304.163526] ? fput_many+0x2f/0x1a0 [ 2304.164265] ? ksys_write+0x1a9/0x260 [ 2304.165060] __x64_sys_unshare+0x2d/0x40 [ 2304.165893] do_syscall_64+0x33/0x40 [ 2304.166641] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2304.167678] RIP: 0033:0x7fd87e9ecb19 [ 2304.168432] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2304.172168] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2304.173719] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2304.175168] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2304.176610] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2304.178074] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2304.179516] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 14:59:17 executing program 0: open$dir(&(0x7f0000000300)='./file0\x00', 0x0, 0x0) readlinkat(0xffffffffffffffff, &(0x7f0000000340)='./file0\x00', 0x0, 0x0) syz_genetlink_get_family_id$ethtool(&(0x7f0000001880), 0xffffffffffffffff) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) clock_gettime(0x0, &(0x7f0000000c80)={0x0, 0x0}) recvmmsg(r0, &(0x7f0000000b80)=[{{&(0x7f0000000000)=@ethernet={0x0, @remote}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000080)=""/111, 0x6f}, {&(0x7f0000000100)=""/164, 0xa4}, {&(0x7f00000001c0)=""/54, 0x36}], 0x3, &(0x7f0000000240)=""/64, 0x40}, 0x73e2}, {{&(0x7f0000000280)=@in={0x2, 0x0, @broadcast}, 0x80, &(0x7f0000000480)=[{&(0x7f0000000380)=""/236, 0xec}], 0x1}, 0x8}, {{&(0x7f00000004c0)=@sco, 0x80, &(0x7f0000000580)=[{&(0x7f0000000540)=""/51, 0x33}], 0x1, &(0x7f00000005c0)=""/157, 0x9d}}, {{&(0x7f0000000680)=@xdp, 0x80, &(0x7f0000000b00)=[{&(0x7f0000000700)=""/125, 0x7d}, {&(0x7f0000000780)=""/221, 0xdd}, {&(0x7f0000000880)=""/229, 0xe5}, {&(0x7f00000018c0)=""/4096, 0x1000}, {&(0x7f0000000980)=""/221, 0xdd}, {&(0x7f0000000a80)=""/77, 0x4d}], 0x6}, 0x4}], 0x4, 0x100, &(0x7f0000000cc0)={r1, r2+60000000}) 14:59:17 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 65) 14:59:17 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 19) 14:59:17 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:59:17 executing program 6: mbind(&(0x7f0000ffe000/0x1000)=nil, 0x1000, 0x1, &(0x7f0000000000)=0x1, 0x5e, 0x0) syz_mount_image$tmpfs(0x0, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40, 0x4, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open$dir(&(0x7f0000000080)='./file0\x00', 0x410101, 0x0) [ 2304.350702] Process accounting resumed 14:59:17 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 44) [ 2304.438631] FAT-fs (loop4): bogus number of reserved sectors [ 2304.439960] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2304.447479] FAULT_INJECTION: forcing a failure. [ 2304.447479] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2304.450237] CPU: 0 PID: 11505 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2304.451703] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2304.453459] Call Trace: [ 2304.454007] dump_stack+0x107/0x167 [ 2304.454755] should_fail.cold+0x5/0xa [ 2304.455538] _copy_from_user+0x2e/0x1b0 [ 2304.456358] __copy_msghdr_from_user+0x91/0x4b0 [ 2304.457327] ? __ia32_sys_shutdown+0x80/0x80 [ 2304.458229] ? unix_stream_recvmsg+0xf0/0xf0 [ 2304.459122] ? sock_sendmsg+0x55/0x190 [ 2304.459916] sendmsg_copy_msghdr+0xa1/0x160 [ 2304.460796] ? do_recvmmsg+0x6d0/0x6d0 [ 2304.461593] ? __lock_acquire+0x1657/0x5b00 [ 2304.462483] ___sys_sendmsg+0xc6/0x170 [ 2304.463274] ? sendmsg_copy_msghdr+0x160/0x160 [ 2304.464194] ? vmacache_find+0x55/0x2a0 [ 2304.465039] ? __lockdep_reset_lock+0x180/0x180 [ 2304.465993] ? find_held_lock+0x2c/0x110 [ 2304.466824] ? __might_fault+0xd3/0x180 [ 2304.467630] ? lock_downgrade+0x6d0/0x6d0 [ 2304.468481] ? asm_exc_page_fault+0x1e/0x30 [ 2304.469386] __sys_sendmmsg+0x195/0x470 [ 2304.470203] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2304.471078] ? lock_downgrade+0x6d0/0x6d0 [ 2304.471937] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2304.472944] ? wait_for_completion+0x270/0x270 [ 2304.473909] ? rcu_read_lock_any_held+0x75/0xa0 [ 2304.474850] ? vfs_write+0x354/0xa30 [ 2304.475610] ? fput_many+0x2f/0x1a0 [ 2304.476351] ? ksys_write+0x1a9/0x260 [ 2304.477156] __x64_sys_sendmmsg+0x99/0x100 [ 2304.478016] do_syscall_64+0x33/0x40 [ 2304.478776] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2304.479815] RIP: 0033:0x7fc22ce06b19 [ 2304.480575] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2304.484293] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2304.485847] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2304.487288] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2304.488736] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2304.490215] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2304.491674] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 14:59:18 executing program 0: write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000000)={'syz0', "ea3f9e9d9e2a4252130f405d428544dfd87d1a3f4cbd704e14f4404daa09e5"}, 0x23) getresgid(&(0x7f0000000140), &(0x7f0000000180), &(0x7f0000001740)) [ 2304.515371] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2304.523029] FAULT_INJECTION: forcing a failure. [ 2304.523029] name failslab, interval 1, probability 0, space 0, times 0 [ 2304.525376] CPU: 1 PID: 11509 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2304.526776] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2304.528454] Call Trace: [ 2304.529007] dump_stack+0x107/0x167 [ 2304.529753] should_fail.cold+0x5/0xa [ 2304.530531] ? alloc_vfsmnt+0x23/0x680 [ 2304.531325] should_failslab+0x5/0x20 [ 2304.532097] kmem_cache_alloc+0x5b/0x360 [ 2304.532940] ? copy_tree+0x61a/0xa60 [ 2304.533703] alloc_vfsmnt+0x23/0x680 [ 2304.534463] clone_mnt+0x6c/0xce0 [ 2304.535181] copy_tree+0x3b0/0xa60 [ 2304.535925] __do_loopback+0x196/0x3e0 [ 2304.536736] path_mount+0x1bc1/0x20b0 [ 2304.537511] ? strncpy_from_user+0x9e/0x470 [ 2304.538382] ? finish_automount+0xa40/0xa40 [ 2304.539255] ? getname_flags.part.0+0x1dd/0x4f0 [ 2304.540208] __x64_sys_mount+0x282/0x300 [ 2304.541036] ? copy_mnt_ns+0xa00/0xa00 [ 2304.541830] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2304.542805] do_syscall_64+0x33/0x40 [ 2304.543558] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2304.544590] RIP: 0033:0x7fec81c7bb19 [ 2304.545358] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2304.549044] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2304.550573] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2304.551999] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2304.553444] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2304.554882] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2304.556314] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2304.618178] FAULT_INJECTION: forcing a failure. [ 2304.618178] name failslab, interval 1, probability 0, space 0, times 0 [ 2304.620533] CPU: 0 PID: 11516 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2304.621946] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2304.623638] Call Trace: [ 2304.624189] dump_stack+0x107/0x167 [ 2304.624949] should_fail.cold+0x5/0xa [ 2304.625729] ? create_object.isra.0+0x3a/0xa20 [ 2304.626656] should_failslab+0x5/0x20 [ 2304.627428] kmem_cache_alloc+0x5b/0x360 [ 2304.628250] ? mark_held_locks+0x9e/0xe0 [ 2304.629106] create_object.isra.0+0x3a/0xa20 [ 2304.630012] kmemleak_alloc_percpu+0xa0/0x100 [ 2304.630931] pcpu_alloc+0x4e2/0x12f0 [ 2304.631713] alloc_vfsmnt+0xfd/0x680 [ 2304.632476] clone_mnt+0x6c/0xce0 [ 2304.633201] copy_tree+0x3b0/0xa60 [ 2304.633942] copy_mnt_ns+0x144/0xa00 [ 2304.634699] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2304.635675] ? kmem_cache_alloc+0x2b4/0x360 [ 2304.636560] create_new_namespaces+0xd6/0xb20 [ 2304.637489] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2304.638490] ksys_unshare+0x449/0x8a0 [ 2304.639262] ? unshare_fd+0x1c0/0x1c0 [ 2304.640041] ? ksys_write+0x1a9/0x260 [ 2304.640849] __x64_sys_unshare+0x2d/0x40 [ 2304.641671] do_syscall_64+0x33/0x40 [ 2304.642427] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2304.643465] RIP: 0033:0x7fd87e9ecb19 [ 2304.644223] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2304.647938] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2304.649487] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2304.650930] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2304.652372] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2304.653832] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2304.655276] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2304.739847] Process accounting resumed [ 2316.444709] kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 14:59:37 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 45) 14:59:37 executing program 3: mmap(&(0x7f0000ffa000/0x3000)=nil, 0x3000, 0x2, 0x50, 0xffffffffffffffff, 0xdb8c000) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000000)=@IORING_OP_SYNC_FILE_RANGE={0x8, 0x1, 0x0, @fd, 0x81, 0x0, 0x3ff, 0x4, 0x1}, 0x0) r0 = dup2(0xffffffffffffffff, 0xffffffffffffffff) faccessat2(r0, &(0x7f0000000040)='./file0\x00', 0x19, 0x0) ioctl$BTRFS_IOC_QUOTA_RESCAN(0xffffffffffffffff, 0x4040942c, &(0x7f0000000080)={0x0, 0xffff, [0x5, 0x6, 0x4, 0xc, 0x6, 0x9528]}) r1 = syz_mount_image$ext4(&(0x7f00000000c0)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x9, 0x3, &(0x7f0000000400)=[{&(0x7f0000000140)="eb599d0e467cb6452e54bb8d904fbc1adb694f3074b6559af98c814b1dbd06e895c6a15f122cde1a6783544dede20ffbcd0e637e1031e5278da4088807d349b25cbb4f376440cc4fe5166321b4c598479c5ef6d1b15c3e2fff0425430fa95cc827173b22e94f500fcb8e9e3ebace1b9e0cb465f361c9e2f4e52a497b646180b68f178c855af62646d17e4857663c7489b3e469c997f0dc2cdbff0c97996110a64776046657bc1e1cb04584571d3c10f7139cfd10aab8c820695095f18827be30ac82ef7b4047ae5d870358b91793", 0xce, 0x4}, {&(0x7f0000000240)="6d93dc4c80ed0f7cb49986388e54dc4ce37c59dc76586e270379a929bfb7944f5ee53f4931be6da99cb9a733b59c24ee003ea27bfa770bce394a9f4a5fb99c9cd2986999c590d804ed2b1a43898a400777128063d4bf216174f1d04f162a3a2b07baf8cfb17dc20eebb8f7f311346ca42734543580c8333bcdd292ddd3aa64b94861633c7457ddb04330887c8d1a6fca3fad49a7aa3b3d5d43ec86bab06d854121a0173671880cc14dcc36873d8155c2669af064dde10d2dc5f4e78f10d1cdf19e89531b386de3ba7a97526e81e7905a7601e55f04ee4413160da24b606a9ce9ebb333bb69ae984887c542578fe1cb1b92ab5c7cef83", 0xf6, 0x5}, {&(0x7f0000000340)="c483d4174b16c3f26cd376a947193b0ba1175b3b0f918816de4665ba0890c10e858677378713019b0daf1adc26162a8f8b81abb50695f55710a33274d9bacc03cffc6b6cf29663c16a424240d21e00b7cae95372a383acbadc89fb04ddca090c0598649af84213404e26c5435c16babc69369502371a56657947977664e868bea51b4492176d5214b3c3419b9cbdec7be2f0e06f8e8fb8f702e72c6d5e0cf1cbbd8f2520d9a7d529f558fb632b814c5b0f7fb2203b079a8abe75ef", 0xbb, 0xa2f0}], 0x40, &(0x7f0000000480)={[{@errors_continue}, {@data_err_ignore}], [{@context={'context', 0x3d, 'staff_u'}}]}) r2 = openat(r1, &(0x7f00000004c0)='./file0\x00', 0x69c000, 0x41) pivot_root(&(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='./file0\x00') r3 = syz_open_dev$usbmon(&(0x7f0000000580), 0x6, 0x800) r4 = dup2(r3, r1) r5 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$KDSKBSENT(r5, 0x4b49, &(0x7f00000005c0)={0x3f, "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"}) r6 = openat$zero(0xffffffffffffff9c, &(0x7f0000000840), 0x200001, 0x0) renameat2(r1, &(0x7f0000000800)='./file0\x00', r6, &(0x7f0000000880)='./file0\x00', 0x0) r7 = dup3(r3, r6, 0x0) r8 = fcntl$getown(r4, 0x9) r9 = openat(r2, &(0x7f00000008c0)='./file0\x00', 0x40c80, 0x40) r10 = fcntl$dupfd(r1, 0x80c, r9) ioctl$LOOP_CHANGE_FD(r10, 0x4c06, 0xffffffffffffffff) sendmsg$unix(0xffffffffffffffff, &(0x7f0000002680)={0x0, 0x0, &(0x7f0000001c00)=[{&(0x7f0000000940)="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", 0x1000}, {&(0x7f0000001940)="6be4dcf9ac2e1154b87a6c0df7fcaef5963c6c03a014f37b1dce2a74668cadd897c902ba5a131072e85b6d54cad1dc8e5ce30f77acd50de35f6207af2757d6a5b6203a1eb00753bdd5a97374686252aa5bdd87291a8396c683da8d353b36e6aea1d90689c4ef170ead3bb5299576d870f3c44021b2a1ea7d910d0307579d5e99427adfe99eb6926caaa9e968aac5dc5f829802fac844dafda3bb48a0b228959eb44e9c3cb231a92286f91eef7baba81a", 0xb0}, {&(0x7f0000001a00)}, {&(0x7f0000001a40)="ac8315fd03f654a0830b7f512593b32a7cedafcdec", 0x15}, {&(0x7f0000001a80)="339a24e73a57c6afc13e33cf1789c9d74a2a569b5d304c3b4c242888a2a86b2c9368054aa35b75a2e85c997f44d03de94e2ee12892f9b78456bffa4df89f4b8f88ab5375e3c140980feac81370598d8ad55512d7d8851617cb00c66a3e4db9c360039b5770a39157cff4671f9e24d6df6ef83b46a0635c89f032ed938361603ed1fbee493f849676fd4bc27f9db8d308cc537ec5688a12ca6fe8d0230a37976d3008", 0xa2}, {&(0x7f0000001b40)="823cd18953042b95ec9d316456b0278bbf09c74c764b4af30fb31d8ff11624a1c8386ef59991ffb083c9466476b7ac5cf82f839ca14db82ec7050d658d23f7b3ca40277cf86095080aec53a093d7139f8fd60063d8b6c9fee14e7416bdaff6992aa2650840f94eb5f08f67926bcde7ab1f0b73cf126c15adf45262e771a490b2d27203643b31141a666fbe7baef275fbf027db6908023c9182647b7f7b4192a764c4c2bec9fc734947", 0xa9}], 0x6, &(0x7f0000002500)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r8, 0xee00}}}, @cred={{0x1c}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r10, r2]}}, @rights={{0x24, 0x1, 0x1, [r10, r10, r3, 0xffffffffffffffff, r7]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, r6]}}, @rights={{0x2c, 0x1, 0x1, [r5, 0xffffffffffffffff, r9, r7, r7, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r0, r7]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x148, 0x20000801}, 0x4) 14:59:37 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x0) pread64(0xffffffffffffffff, 0x0, 0x0, 0x0) io_setup(0x5, &(0x7f0000000080)=0x0) io_submit(r1, 0x1, &(0x7f00000008c0)=[&(0x7f0000000200)={0x0, 0x0, 0x5, 0x1, 0x0, r0, &(0x7f0000000140)="ee", 0x1, 0x800000}]) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffb000/0x3000)=nil, 0x3000, 0x100000d, 0x12, r0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) syz_io_uring_setup(0x3097, &(0x7f0000000000)={0x0, 0x72a2, 0x10, 0x3, 0x253, 0x0, r0}, &(0x7f0000ffc000/0x1000)=nil, &(0x7f0000ffb000/0x2000)=nil, &(0x7f00000000c0), &(0x7f0000000180)=0x0) syz_io_uring_submit(r2, r3, &(0x7f00000001c0)=@IORING_OP_WRITE_FIXED={0x5, 0x4, 0x2004, @fd_index=0x3, 0x2, 0x8000, 0x2, 0x4, 0x0, {0x1}}, 0x1) syz_io_uring_submit(r2, 0x0, 0x0, 0x0) ioctl$TUNSETQUEUE(0xffffffffffffffff, 0x400454ca, 0x0) 14:59:37 executing program 7: ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, &(0x7f0000000000)={{0x1, 0x1, 0x18, 0xffffffffffffffff}, './file0\x00'}) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NL80211_CMD_SET_WIPHY_NETNS(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x200, 0x70bd28, 0x25dfdbfd, {{}, {@val={0x8, 0x1, 0x36}, @void, @val={0xc, 0x99, {0x7, 0x60}}}}, [@NL80211_ATTR_WDEV={0xc, 0x99, {0xffff, 0x64}}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000000}, 0x90) ioctl$AUTOFS_DEV_IOCTL_PROTOVER(r0, 0xc0189372, &(0x7f0000000180)={{0x1, 0x1, 0x18, r0}, './file1\x00'}) r3 = pidfd_getfd(r2, 0xffffffffffffffff, 0x0) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), r0) sendmsg$DEVLINK_CMD_RATE_DEL(r0, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x60, r4, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@DEVLINK_ATTR_RATE_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_NODE_NAME={0xf, 0xa8, @name2}, @DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x2}, @DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x2}, @handle=@pci={{0x8}, {0x11}}]}, 0x60}, 0x1, 0x0, 0x0, 0x400c0d1}, 0x0) ioctl$RTC_UIE_ON(r2, 0x7003) sendmsg$NL80211_CMD_SET_TX_BITRATE_MASK(r2, &(0x7f0000001080)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000001040)={&(0x7f0000000380)={0xcb4, r1, 0x200, 0x70bd2a, 0x25dfdbfc, {{}, {@val={0x8}, @val={0xc, 0x99, {0x81, 0x7a}}}}, [@NL80211_ATTR_TX_RATES={0x2a0, 0x5a, 0x0, 0x1, [@NL80211_BAND_6GHZ={0xc4, 0x3, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_HT={0x34, 0x2, [{0x0, 0x2}, {0x5}, {0x1, 0x8}, {0x3}, {0x7, 0x7}, {0x6, 0x5}, {0x0, 0x1}, {0x1, 0x8}, {0x1, 0xa}, {0x5, 0x2}, {0x4, 0x9}, {0x5, 0x4}, {0x7, 0x8}, {0x5, 0x7}, {0x1, 0x6}, {0x4, 0xa}, {0x1, 0x4}, {0x0, 0x7}, {0x3, 0xa}, {0x4, 0x5}, {0x7, 0xa}, {0x3, 0x8}, {0x4}, {0x6}, {0x0, 0x5}, {0x3, 0xa}, {0x7, 0x5}, {0x6, 0x4}, {0x6, 0x8}, {0x5, 0x7}, {0x2, 0x9}, {0x7, 0x2}, {0x1, 0x4}, {0x2, 0x9}, {0x3, 0x5}, {0x4, 0x8}, {0x6, 0x2}, {0x1}, {0x1, 0x8}, {0x1, 0x7}, {0x0, 0x5}, {0x0, 0x3}, {0x0, 0x5}, {0x0, 0x2}, {0x0, 0x3}, {0x5, 0x9}, {0x0, 0x3}, {0x4, 0x8}]}, @NL80211_TXRATE_LEGACY={0xf, 0x1, [0x5, 0x6c, 0x18, 0x18, 0x30, 0x5, 0x6c, 0x1b, 0x12, 0x24, 0x1]}, @NL80211_TXRATE_LEGACY={0x11, 0x1, [0x2, 0x30, 0x16, 0x18, 0x1, 0x18, 0x6, 0xc, 0x9, 0x21, 0x60, 0x1b, 0x36]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_LEGACY={0x24, 0x1, [0x6, 0x1, 0x6c, 0x6c, 0x48, 0x3, 0x60, 0x24, 0x16, 0x6c, 0x1b, 0x36, 0xb, 0x12, 0x3, 0x48, 0x1b, 0x4, 0x21, 0x12, 0xf, 0x16, 0x4, 0x12, 0x6, 0x6, 0x12, 0xb, 0xb, 0x0, 0x5, 0x4]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_LEGACY={0x1b, 0x1, [0x3, 0x1, 0xb, 0x1, 0x16, 0x36, 0x4, 0x12, 0x6c, 0x24, 0x12, 0xc, 0x9, 0xc, 0x9, 0x0, 0x3, 0xb, 0x4, 0x60, 0x48, 0x3, 0x16]}]}, @NL80211_BAND_60GHZ={0x11c, 0x2, 0x0, 0x1, [@NL80211_TXRATE_HT={0x48, 0x2, [{0x2, 0x9}, {0x2, 0x1}, {0x4, 0x4}, {0x7, 0x2}, {0x1, 0x6}, {0x3}, {0x6, 0x8}, {0x1}, {0x0, 0x7}, {0x4, 0xa}, {0x4, 0x9}, {0x0, 0x6}, {0x1}, {0x2, 0x9}, {0x0, 0x3}, {0x0, 0x9}, {0x0, 0x5}, {0x6, 0x2}, {0x5, 0x8}, {0x7, 0x3}, {0x7, 0x3}, {0x6, 0x2}, {0x2}, {0x0, 0x3}, {0x7, 0x3}, {0x1, 0x4}, {0x6, 0x3}, {0x3, 0x3}, {0x6, 0x6}, {0x3, 0x9}, {0x0, 0x9}, {0x7, 0x8}, {0x4, 0xa}, {0x6, 0xa}, {0x4, 0x2}, {0x4, 0x5}, {0x5, 0x4}, {0x1, 0x7}, {0x0, 0x8}, {0x3}, {0x4, 0x6}, {0x6, 0x6}, {0x3, 0x8}, {0x4, 0x1}, {}, {0x0, 0x3}, {0x1, 0x8}, {0x0, 0x5}, {0x5, 0x5}, {0x6}, {0x1, 0x6}, {0x3, 0x6}, {0x0, 0x8}, {0x1, 0x8}, {0x0, 0x5}, {0x2, 0x7}, {0x5, 0x9}, {0x4, 0x8}, {0x2, 0xa}, {0x1, 0x8}, {0x1, 0x3}, {0x1, 0xa}, {0x6, 0x5}, {0x4, 0x7}, {0x5, 0x4}, {0x2, 0x1}, {0x5, 0x2}, {0x0, 0x8}]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_HT={0x4b, 0x2, [{0x3, 0xa}, {0x5, 0x3}, {0x1, 0x5}, {0x1, 0x6}, {0x3, 0x3}, {0x2, 0x6}, {0x0, 0x4}, {0x2, 0x2}, {0x7, 0x4}, {0x4, 0x4}, {0x0, 0x7}, {0x7, 0x2}, {0x3, 0x2}, {0x7}, {0x0, 0x1}, {0x4, 0x4}, {0x2, 0x4}, {0x6, 0xa}, {0x3}, {0x6, 0xa}, {0x0, 0x1}, {0x2, 0x5}, {0x1, 0x8}, {0x0, 0x1}, {0x4, 0x1}, {0x3, 0x9}, {0x4}, {0x2, 0x2}, {0x7, 0x6}, {0x4, 0xa}, {0x2, 0x5}, {0x7, 0x3}, {0x4, 0x5}, {0x2, 0xa}, {0x2, 0x1}, {0x0, 0x4}, {0x4, 0x8}, {0x2, 0x3}, {0x0, 0x2}, {0x3, 0x9}, {0x6, 0x1}, {0x3, 0x8}, {0x6, 0x8}, {0x5}, {0x7, 0x5}, {0x5, 0x3}, {0x4, 0x3}, {0x4, 0x9}, {0x0, 0x2}, {0x0, 0x2}, {0x6, 0x9}, {0x5, 0x2}, {0x2}, {0x4, 0x6}, {0x4, 0x9}, {0x7, 0x8}, {0x0, 0x4}, {0x5, 0x1}, {0x2, 0x8}, {0x3}, {0x4}, {0x3, 0x6}, {0x0, 0x3}, {0x6, 0x6}, {0x5, 0x4}, {0x1, 0x4}, {0x7, 0x4}, {0x1, 0x7}, {0x6, 0x9}, {0x7, 0x7}, {}]}, @NL80211_TXRATE_HT={0x35, 0x2, [{0x3, 0x8}, {0x0, 0x4}, {0x4, 0x2}, {0x5}, {0x1, 0x1}, {0x7, 0x6}, {0x5, 0x6}, {0x0, 0x8}, {0x2, 0x4}, {0x7, 0x4}, {0x3, 0x7}, {0x6, 0x3}, {0x0, 0x7}, {0x1, 0x9}, {0x0, 0x9}, {0x2, 0x4}, {0x5, 0x5}, {0x0, 0x2}, {0x0, 0xa}, {0x6}, {0x3, 0x3}, {0x1}, {0x1, 0x1}, {0x4, 0x1}, {0x6, 0x3}, {0x3, 0x9}, {0x6, 0x3}, {0x5, 0x8}, {0x0, 0x2}, {0x2, 0x1}, {0x1}, {0x2, 0x1}, {0x1, 0x4}, {0x6, 0xa}, {0x0, 0x4}, {0x1, 0x6}, {0x1}, {0x6, 0x5}, {0x6, 0x8}, {0x7, 0x6}, {0x1, 0x9}, {0x6, 0x6}, {0x2, 0x2}, {0x3, 0x3}, {0x3}, {0x6, 0x9}, {0x4, 0x9}, {0x1, 0x3}, {0x7}]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0xbc33, 0x4, 0xfff9, 0x1, 0x9, 0x2, 0x20, 0x7ff]}}, @NL80211_TXRATE_HT={0x1b, 0x2, [{0x2}, {0x2, 0x3}, {}, {0x2, 0x4}, {0x1, 0x7}, {0x3, 0x2}, {0x3, 0x3}, {0x0, 0x6}, {0x5, 0x2}, {0x0, 0x8}, {0x0, 0x7}, {0x0, 0xa}, {0x1, 0x8}, {0x5, 0x1}, {0x3}, {0x4, 0x7}, {0x3, 0x5}, {0x5, 0x5}, {0x4, 0x4}, {0x1, 0x9}, {0x1, 0x6}, {0x0, 0x3}, {0x2, 0x6}]}, @NL80211_TXRATE_LEGACY={0xb, 0x1, [0x1b, 0x16, 0x6, 0xa, 0x30, 0x0, 0x30]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}]}, @NL80211_BAND_60GHZ={0x9c, 0x2, 0x0, 0x1, [@NL80211_TXRATE_VHT={0x14, 0x3, {[0x1, 0x6, 0x1, 0xff00, 0x7, 0xbd4, 0x9, 0x2]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0xdc84, 0x1f, 0x5, 0x0, 0x5, 0x0, 0x8]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x20, 0x9, 0x101, 0x3, 0x5, 0x331, 0x7, 0x1]}}, @NL80211_TXRATE_HT={0x4a, 0x2, [{0x7, 0x5}, {0x7, 0xa}, {0x1, 0x2}, {0x5, 0x4}, {0x5, 0x3}, {0x2, 0x4}, {0x7, 0x1}, {0x3, 0x2}, {0x3, 0xa}, {0x5, 0x9}, {0x6}, {0x4, 0x6}, {0x0, 0x9}, {0x2, 0x9}, {0x2, 0x4}, {0x7, 0x8}, {0x3, 0x9}, {0x4, 0xa}, {0x5, 0x5}, {0x7, 0x6}, {0x1, 0x7}, {0x0, 0x9}, {0x6, 0x6}, {0x3, 0x1}, {0x1, 0x4}, {0x7, 0x1}, {0x6, 0x3}, {0x1, 0x2}, {0x3, 0x7}, {0x1, 0x2}, {0x6, 0x3}, {0x7, 0x9}, {0x5, 0x6}, {0x2, 0x9}, {0x5, 0x9}, {0x3, 0x9}, {0x2, 0x5}, {0x1, 0x7}, {0x5, 0x5}, {0x6, 0xa}, {0x0, 0x3}, {0x6, 0x6}, {0x5, 0xa}, {0x7, 0x3}, {0x2, 0x7}, {0x4, 0x9}, {0x3, 0x6}, {0x6, 0x9}, {0x5, 0x4}, {0x2, 0x4}, {0x7}, {0x1, 0x2}, {0x1, 0x3}, {0x3, 0x8}, {0x3, 0x7}, {0x3}, {0x1, 0x4}, {0x6, 0x3}, {0x1, 0x1}, {0x0, 0x6}, {0x1, 0x5}, {0x0, 0x9}, {0x7, 0x1}, {0x0, 0x9}, {0x0, 0x6}, {0x1, 0x6}, {0x2, 0x2}, {0x1, 0x1}, {0x5, 0xa}, {0x0, 0x2}]}, @NL80211_TXRATE_LEGACY={0x7, 0x1, [0x3, 0x3, 0x24]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}]}, @NL80211_BAND_6GHZ={0x20, 0x3, 0x0, 0x1, [@NL80211_TXRATE_VHT={0x14, 0x3, {[0xa8c, 0x9, 0x3, 0x5, 0xfff, 0x4, 0xff09, 0xeb]}}, @NL80211_TXRATE_GI={0x5, 0x4, 0x78ea3f5cc945504f}]}]}, @NL80211_ATTR_TX_RATES={0x2cc, 0x5a, 0x0, 0x1, [@NL80211_BAND_6GHZ={0xb0, 0x3, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_HT={0x45, 0x2, [{0x4, 0x1}, {0x1, 0x5}, {0x2, 0x9}, {0x6, 0x2}, {0x2, 0x3}, {0x1, 0x6}, {0x7, 0x4}, {0x1, 0x3}, {0x7, 0x3}, {0x5, 0x7}, {}, {0x5, 0x4}, {0x0, 0x7}, {0x2, 0x9}, {0x1, 0x7}, {0x7, 0x5}, {0x0, 0x3}, {0x0, 0x7}, {0x1, 0x1}, {0x7, 0x7}, {0x2, 0x8}, {0x4, 0x7}, {0x3, 0x1}, {0x1, 0x6}, {0x3}, {0x4, 0x3}, {0x7, 0xa}, {0x0, 0x3}, {0x3, 0x3}, {0x5, 0x5}, {0x7, 0xa}, {0x1, 0x4}, {0x0, 0x3}, {0x7, 0x5}, {0x2, 0x9}, {0x5, 0x5}, {0x1}, {0x7, 0xa}, {0x3, 0x8}, {0x3, 0x6}, {0x7, 0x2}, {0x0, 0x6}, {0x1, 0x5}, {0x5, 0x5}, {0x6, 0x6}, {0x0, 0x9}, {0x2, 0x5}, {0x0, 0x3}, {0x3, 0x7}, {}, {0x3, 0x7}, {0x1, 0x5}, {0x1, 0x5}, {0x4, 0xa}, {0x5, 0x6}, {0x1, 0x3}, {0x1, 0x1}, {0x7, 0x5}, {0x4, 0x9}, {0x2, 0x6}, {0x5, 0x2}, {0x4, 0x3}, {0x5, 0x4}, {0x5, 0x4}, {0x1, 0x7}]}, @NL80211_TXRATE_HT={0x3c, 0x2, [{0x3, 0x3}, {0x2, 0x1}, {0x0, 0x2}, {0x1, 0x7}, {0x7, 0x7}, {0x6, 0x4}, {0x4, 0x8}, {0x0, 0x9}, {0x1, 0x7}, {0x6, 0x3}, {0x4, 0x4}, {0x4, 0x2}, {0x5, 0x5}, {0x1, 0x2}, {0x1, 0x7}, {0x1, 0x5}, {0x2, 0x1}, {0x0, 0x5}, {0x1, 0x3}, {0x4, 0x5}, {0x3, 0x7}, {0x1, 0x4}, {0x5, 0x9}, {0x7, 0x5}, {0x5, 0x5}, {0x6, 0x7}, {0x2, 0x4}, {0x6, 0x9}, {0x3, 0x8}, {0x4, 0x2}, {0x7, 0xa}, {0x1, 0xa}, {}, {0x1, 0x8}, {0x0, 0x8}, {0x4, 0x8}, {0x0, 0x6}, {0x0, 0x4}, {0x4, 0xa}, {0x2, 0x6}, {0x4, 0x9}, {0x2, 0x1}, {0x1, 0x9}, {0x7, 0xa}, {0x5, 0xd}, {0x5, 0x7}, {0x6, 0x5}, {0x0, 0x7}, {0x4, 0x6}, {0x4, 0x1}, {0x6}, {0x3, 0x6}, {0x6, 0x8}, {0x0, 0xa}, {0x6, 0x6}, {0x1, 0x4}]}, @NL80211_TXRATE_LEGACY={0x17, 0x1, [0x30, 0x2, 0x1, 0x9, 0x1b, 0xb, 0x60, 0x1b, 0x1, 0x24, 0x18, 0x1a, 0xf, 0x16, 0x12, 0x4, 0xa, 0x1b, 0x6c]}]}, @NL80211_BAND_5GHZ={0xa0, 0x1, 0x0, 0x1, [@NL80211_TXRATE_HT={0x21, 0x2, [{0x6, 0x4}, {0x2}, {0x3}, {0x3, 0x9}, {0x6, 0x1}, {0x2, 0x4}, {0x3, 0x2}, {0x0, 0x6}, {0x4, 0x3}, {0x3, 0x4}, {0x7, 0x4}, {0x5, 0xa}, {0x1, 0x9}, {}, {0x1, 0x4}, {0x4, 0x6}, {0x0, 0x5}, {0x3, 0x8}, {0x1}, {0x6, 0x4}, {0x1, 0xa}, {0x5, 0x8}, {0x6, 0x2}, {0x1, 0x6}, {0x5, 0x7}, {0x0, 0x3}, {0x3, 0x7}, {0x2, 0x1}, {0x5, 0x9}]}, @NL80211_TXRATE_HT={0x4}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x7, 0x2, 0x1, 0xfff9, 0x2, 0x1, 0x2, 0x400]}}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x80, 0x8, 0xdc3, 0x1, 0x7fff, 0x4, 0x7ff, 0xc14b]}}, @NL80211_TXRATE_LEGACY={0x1e, 0x1, [0x3, 0x6c, 0x36, 0x24, 0x6c, 0x36, 0xc, 0x1, 0x9, 0x12, 0x1b, 0x48, 0x24, 0xb, 0xc, 0x60, 0x5, 0x36, 0x2f, 0x1, 0x6c, 0x52, 0xb, 0x12, 0x3, 0x43]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x6, 0x6, 0x1, 0x1, 0x1, 0xffff, 0x2]}}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}]}, @NL80211_BAND_2GHZ={0x58, 0x0, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x10, 0x1, [0x24, 0x60, 0x18, 0x4, 0x5, 0x36, 0x60, 0x2, 0x6c, 0x16, 0xc, 0x3]}, @NL80211_TXRATE_HT={0x9, 0x2, [{0x0, 0x2}, {0x0, 0xa}, {0x1, 0x1}, {}, {0x1, 0x3}]}, @NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0xef9, 0x5f89, 0x4, 0x5, 0x9, 0x80, 0xdce3, 0x6733]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x6, 0x800, 0x3, 0x9, 0x5, 0xecf, 0x65c, 0x9]}}]}, @NL80211_BAND_5GHZ={0xec, 0x1, 0x0, 0x1, [@NL80211_TXRATE_VHT={0x14, 0x3, {[0xd7a, 0x1ff, 0x6, 0x0, 0x0, 0x7, 0x3, 0xffff]}}, @NL80211_TXRATE_LEGACY={0x21, 0x1, [0xa2d22ff17207e643, 0x2, 0x1, 0x30, 0x6c, 0x10, 0x3, 0xc, 0x6c, 0xb, 0x2, 0x6c, 0x30, 0x16, 0x30, 0x6c, 0x16, 0x4, 0x4, 0x1b, 0xb, 0x30, 0x1, 0x48, 0x36, 0x3cc437239f9e6f76, 0xb, 0xb, 0x36]}, @NL80211_TXRATE_LEGACY={0x9, 0x1, [0x16, 0x30, 0x7, 0x5, 0x24]}, @NL80211_TXRATE_HT={0x38, 0x2, [{0x5, 0x5}, {0x6, 0x5}, {0x5, 0x9}, {0x4, 0x2}, {0x4}, {0x5, 0x3}, {0x6, 0x3}, {0x0, 0x6}, {0x1, 0x5}, {0x5, 0x1}, {}, {0x5, 0x3}, {0x7, 0x9}, {0x7, 0x8}, {0x5, 0x2}, {0x0, 0x9}, {0x7, 0x6}, {0x4, 0x6}, {0x7, 0xa}, {0x7, 0x9}, {0x5, 0x9}, {0x7, 0x8}, {0x6, 0x3}, {0x5, 0x7}, {0x2}, {0x1, 0x3}, {0x0, 0x4}, {0x1, 0xa}, {0x7, 0x2}, {0x0, 0x9}, {0x6, 0x9}, {0x1, 0x6}, {0x4, 0x3}, {0x7, 0x8}, {0x6, 0x6}, {0x4, 0x2}, {0x1, 0x9}, {0x5, 0x1}, {0x0, 0x9}, {0x3, 0x7}, {0x5, 0x3}, {0x6, 0x4}, {0x5, 0x3}, {0x6, 0xa}, {0x7, 0xa}, {0x0, 0x2}, {0x5, 0x1}, {0x2, 0x9}, {0x6}, {0x0, 0x3}, {0x2, 0xa}, {0x5, 0x4}]}, @NL80211_TXRATE_LEGACY={0x17, 0x1, [0x12, 0x5, 0x9, 0x24, 0x36, 0x5, 0x0, 0xb, 0x36, 0x1, 0x3, 0x36, 0x0, 0x3, 0xb, 0xc, 0x9, 0x12, 0x18]}, @NL80211_TXRATE_HT={0x2b, 0x2, [{0x5, 0x9}, {0x1}, {0x3, 0x9}, {0x0, 0x5}, {0x6, 0x4}, {0x6, 0x5}, {0x6, 0x1}, {0x1, 0x2}, {0x0, 0x6}, {0x4, 0x8}, {0x0, 0x1}, {0x2, 0x3}, {0x3, 0x5}, {0x1, 0x3}, {0x7, 0x4}, {0x6, 0x3}, {0x7, 0x3}, {0x5}, {0x7, 0x8}, {0x7, 0x2}, {0x5, 0x8}, {0x3, 0x7}, {0x0, 0x2}, {0x0, 0x3}, {0x1, 0x3}, {0x4, 0x7}, {0x2, 0x6}, {0x5, 0x5}, {0x2, 0x4}, {0x7, 0xa}, {0x4, 0x8}, {0x0, 0x8}, {0x2}, {0x7, 0x4}, {0x0, 0xa}, {0x7, 0x7}, {0x7, 0x9}, {0x7}, {0x3, 0x6}]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x8, 0x7, 0x0, 0x5, 0x6, 0x7, 0x8, 0x7]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x1, 0x101, 0x9, 0x1, 0x0, 0x40, 0x8, 0x69]}}]}, @NL80211_BAND_2GHZ={0x4}, @NL80211_BAND_5GHZ={0x30, 0x1, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_LEGACY={0x24, 0x1, [0x4, 0x24, 0x60, 0x13, 0x16, 0xb, 0x48, 0x5, 0x36, 0x5, 0x18, 0x30, 0x6c, 0x2, 0x48, 0x1b, 0x48, 0xc, 0x24, 0x48, 0x6c, 0x18, 0x3, 0x5, 0x1, 0x60, 0x2, 0x9, 0x12, 0x16, 0x43, 0x9]}]}]}, @NL80211_ATTR_TX_RATES={0x27c, 0x5a, 0x0, 0x1, [@NL80211_BAND_6GHZ={0x94, 0x3, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_LEGACY={0x10, 0x1, [0x12, 0x9, 0xb, 0x1, 0x3, 0x3, 0x1, 0x6c, 0x18, 0x30, 0x3, 0x24]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x3, 0x1f, 0x4, 0x101, 0x0, 0x4d0, 0x5, 0x5]}}, @NL80211_TXRATE_HT={0x3d, 0x2, [{0x4, 0x2}, {0x1}, {0x0, 0xa}, {0x5, 0x8}, {0x0, 0x6}, {0x1, 0x4}, {0x4, 0x6}, {0x4, 0xa}, {0x7, 0x1}, {0x4, 0x9}, {0x1, 0x8}, {0x5, 0x7}, {0x6, 0xa}, {0x4}, {0x4, 0x8}, {0x1, 0x3}, {0x4, 0xa}, {0x2, 0xa}, {0x4, 0x3}, {0x1, 0x2}, {0x2, 0xa}, {0x2, 0x8}, {0x3, 0x5}, {0x7, 0x8}, {0x6, 0x6}, {0x1, 0x3}, {0x3, 0x9}, {0x3, 0x1}, {0x1, 0x6}, {0x0, 0x7}, {0x3, 0x9}, {0x1, 0x2}, {0x4, 0x3}, {0x7, 0x4}, {0x4, 0x1}, {0x7}, {0x6, 0x8}, {0x2, 0x1}, {0x6, 0x8}, {0x1, 0x7}, {0x7}, {0x2, 0x2}, {0x6}, {0x4, 0x5}, {0x0, 0x5}, {0x2, 0x1}, {0x4, 0xa}, {0x7, 0x5}, {0x0, 0x3}, {0x2, 0x3}, {0x0, 0x7}, {0x7, 0x3}, {0x1, 0xa}, {0x4, 0x5}, {0x0, 0x4}, {0x5, 0x4}, {0x6, 0x8}]}, @NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_LEGACY={0x1c, 0x1, [0x4c, 0x5, 0x48, 0x30, 0x1b, 0x24, 0x2, 0x9, 0x1b, 0x3, 0x1b, 0x16, 0x4, 0x1b, 0xc, 0x12, 0x3, 0x1f, 0x30, 0x36, 0x1b, 0x60, 0x6, 0x30]}]}, @NL80211_BAND_5GHZ={0x7c, 0x1, 0x0, 0x1, [@NL80211_TXRATE_HT={0x4a, 0x2, [{0x4, 0x1}, {0x1, 0x5}, {0x0, 0x1}, {0x5, 0x18}, {0x1, 0x4}, {0x0, 0x4}, {0x6, 0x1}, {0x2, 0x5}, {0x1, 0x4}, {0x2, 0x7}, {0x0, 0x8}, {0x2}, {0x1, 0x7}, {0x2, 0x5}, {0x3, 0x9}, {0x2, 0x9}, {0x7, 0x9}, {0x1, 0x9}, {0x1, 0x6}, {0x7, 0x7}, {0x6, 0x5}, {0x4, 0x4}, {0x7, 0x9}, {0x2, 0x7}, {0x0, 0xa}, {0x7, 0x9}, {0x2, 0x2}, {0x2, 0x2}, {0x2, 0x7}, {0x1, 0x3}, {0x6, 0x4}, {0x5, 0x2}, {0x7, 0x8}, {0x0, 0x8}, {0x0, 0x8}, {0x6, 0x9}, {0x3, 0x8}, {0x6}, {0x0, 0x4}, {0x5, 0x4}, {0x0, 0x3}, {0x7}, {0x1}, {0x7, 0x5}, {0x1, 0x6}, {0x1, 0xa}, {0x6, 0x9}, {0x3}, {0x4, 0x9}, {0x1, 0x6}, {0x1, 0x6}, {0x6}, {0x0, 0x1}, {0x1, 0x1}, {0x7, 0x9}, {0x6, 0x9}, {0x0, 0x3}, {0x3, 0x3}, {0x1, 0x8}, {0x6, 0x5}, {0x1, 0x3}, {0x7, 0x1}, {0x4, 0x3}, {0x3, 0x1}, {0x1, 0x9}, {0x2, 0xa}, {0x4, 0x5}, {0x7, 0x7}, {0x1}, {0x6}]}, @NL80211_TXRATE_HT={0x2b, 0x2, [{0x4, 0x3}, {0x0, 0x6}, {0x7, 0xa}, {0x4, 0x9}, {0x7, 0x9}, {0x3, 0x1}, {0x6, 0x6}, {0x7, 0x3}, {0x0, 0x4}, {0x0, 0x2}, {0x6, 0x8}, {0x6}, {0x2, 0x2}, {0x1, 0x6}, {0x3, 0x9}, {0x4}, {0x7, 0x8}, {0x3, 0x3}, {0x0, 0x2}, {0x2, 0x7}, {0x7, 0x6}, {0x2, 0x4}, {0x3, 0x6}, {0x0, 0x2}, {0x6, 0x9}, {0x0, 0xa}, {0x2, 0x4}, {0x6, 0x7}, {0x6, 0x9}, {0x6}, {0x0, 0x5}, {0x5, 0x7}, {0x5, 0x2}, {0x5, 0xa}, {0x5, 0x3}, {0x3, 0x3}, {0x1, 0x6}, {0x3, 0x4}, {0x6}]}]}, @NL80211_BAND_5GHZ={0x98, 0x1, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x22, 0x1, [0x5, 0x1, 0x5, 0x6c, 0xc, 0x5, 0xb, 0x4, 0x4, 0x1b, 0x5, 0x12, 0x36, 0x2, 0x30, 0x6c, 0x5, 0x24, 0x3, 0x12, 0x2, 0x1, 0x30, 0x3, 0x0, 0x24, 0x18, 0xb, 0x37, 0x16]}, @NL80211_TXRATE_LEGACY={0x7, 0x1, [0x0, 0x18, 0x1]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x1, 0x3ff, 0x2, 0x7f, 0x3, 0x8, 0xf7b3, 0xd]}}, @NL80211_TXRATE_LEGACY={0x24, 0x1, [0xaf89546e6f6abe52, 0xc, 0x36, 0x59, 0x4, 0x6c, 0x9, 0x2, 0x2, 0x36, 0x12, 0x12, 0xb, 0x2, 0x25, 0xb, 0x30, 0x48, 0x0, 0x4, 0x5, 0x4, 0xb, 0x18, 0x1, 0x1, 0x48, 0xb, 0x48, 0x60, 0x60, 0x59]}, @NL80211_TXRATE_LEGACY={0x1d, 0x1, [0xb, 0x9, 0x30, 0xc, 0x48, 0x1, 0x60, 0x20, 0x1, 0x2, 0x6, 0xc, 0x5, 0x47, 0x6c, 0x30, 0x4, 0xb, 0x24, 0x18, 0x6, 0x48, 0x4, 0xb, 0x6]}, @NL80211_TXRATE_HT={0xe, 0x2, [{0x7, 0x9}, {0x2, 0x4}, {0x0, 0x3}, {0x3, 0x3}, {0x6, 0x3}, {0x6, 0x3}, {0x0, 0x7}, {0x3, 0x5}, {0x2, 0x8}, {0x6, 0x1}]}]}, @NL80211_BAND_6GHZ={0x54, 0x3, 0x0, 0x1, [@NL80211_TXRATE_HT={0x29, 0x2, [{0x6}, {0x4, 0x7}, {}, {0x7, 0x9}, {0x3, 0x4}, {0x0, 0x4}, {0x0, 0x6}, {0x1, 0x5}, {0x0, 0x8}, {0x2, 0xa}, {0x4, 0x2}, {0x4, 0x3}, {0x3, 0x9}, {0x0, 0x8}, {0x2, 0x9}, {0x3, 0x5}, {0x0, 0x6}, {0x4, 0x1}, {0x6, 0x6}, {0x4, 0x4}, {0x1, 0x4}, {}, {0x6, 0x1}, {0x4, 0x7}, {0x4, 0x7}, {0x2, 0xa}, {0x0, 0xa}, {0x5, 0x7}, {0x7, 0x3}, {0x5, 0x2}, {0x5, 0x4}, {0x4, 0x9}, {0x5, 0x7}, {0x0, 0x8}, {0x7, 0x5}, {0x5, 0x5}, {0x7, 0x5}]}, @NL80211_TXRATE_LEGACY={0xd, 0x1, [0x0, 0xb, 0x4, 0x36, 0x6c, 0xc, 0x1, 0x1b, 0x18]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x3f, 0xa8b3, 0x400, 0x1, 0x5, 0xffff, 0xfbff, 0x8000]}}]}, @NL80211_BAND_6GHZ={0x28, 0x3, 0x0, 0x1, [@NL80211_TXRATE_HT={0x1c, 0x2, [{0x4, 0x5}, {0x4}, {0x4, 0x5}, {0x6, 0x2}, {0x1, 0xa}, {0x3, 0x1}, {0x4, 0x1}, {0x6, 0x8}, {0x3, 0x3}, {0x7, 0x5}, {0x1, 0x8}, {0x4, 0x4}, {0x1, 0x2}, {0x3, 0x9}, {0x0, 0x2}, {0x6, 0x3}, {0x3, 0x4}, {0x3, 0x6}, {0x2, 0x9}, {0x0, 0x4}, {0x3, 0x1}, {0x1, 0x1}, {0x2, 0x8}, {0x0, 0x6}]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}]}, @NL80211_BAND_5GHZ={0x54, 0x1, 0x0, 0x1, [@NL80211_TXRATE_VHT={0x14, 0x3, {[0x0, 0x1, 0x6526, 0x8, 0xff, 0x8, 0x800, 0x7]}}, @NL80211_TXRATE_LEGACY={0x1e, 0x1, [0x60, 0x7f, 0x12, 0x11, 0x9, 0x6c, 0x4, 0x1, 0x30, 0x4, 0x4, 0x36, 0x5, 0x18, 0x24, 0x30, 0x48, 0x18, 0x24, 0x3, 0x48, 0x18, 0x0, 0x1b, 0x6c, 0xc]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x2, 0x4, 0x5, 0x5d, 0x7d90, 0xcbf4, 0x0, 0x200]}}]}]}, @NL80211_ATTR_TX_RATES={0x198, 0x5a, 0x0, 0x1, [@NL80211_BAND_5GHZ={0x14, 0x1, 0x0, 0x1, [@NL80211_TXRATE_HT={0xf, 0x2, [{0x1, 0x4}, {0x4}, {0x2, 0x1}, {0x6, 0x4}, {0x1, 0x3}, {0x0, 0x2}, {0x0, 0x9}, {0x1, 0x3}, {0x6, 0x2}, {0x6, 0x4}, {0x7, 0x5}]}]}, @NL80211_BAND_5GHZ={0x90, 0x1, 0x0, 0x1, [@NL80211_TXRATE_HT={0x4d, 0x2, [{0x4, 0x5}, {0x6, 0x7}, {0x0, 0x1}, {0x5, 0x4}, {0x3, 0x9}, {0x0, 0x4}, {0x4, 0x8}, {0x6, 0x6}, {0x6, 0x9}, {0x1, 0x9}, {0x2, 0x3}, {0x7, 0x9}, {0x2}, {}, {0x7}, {0x0, 0x5}, {0x0, 0x1}, {0x5, 0x9}, {0x1}, {0x3, 0x9}, {0x0, 0x7}, {0x2, 0x5}, {0x1, 0x9}, {0x3, 0x3}, {0x1, 0x1}, {0x0, 0x4}, {0x4, 0x6}, {0x0, 0x4}, {0x2, 0x1}, {0x2, 0x9}, {0x0, 0x4}, {0x3, 0x3}, {0x6, 0xa}, {0x6, 0x8}, {0x6, 0x6}, {0x5, 0x4}, {0x5, 0x1}, {0x6, 0x3}, {0x0, 0x7}, {0x0, 0x6}, {0x1, 0x7}, {0x3, 0x6}, {0x5, 0xa}, {0x5, 0x2}, {0x6, 0x3}, {0x3}, {0x1, 0x9}, {0x1, 0x7}, {0x5, 0x3}, {0x0, 0x1}, {0x4, 0x3}, {0x1, 0x3}, {0x4, 0x5}, {0x1, 0x9}, {0x5, 0xa}, {0x3, 0x3}, {0x2, 0x3}, {0x2, 0x6}, {0x0, 0x4}, {0x3, 0xa}, {0x7, 0xa}, {0x3, 0x9}, {0x1, 0x9}, {0x7, 0x1}, {0x0, 0xa}, {0x3, 0x4}, {0x6, 0x9}, {0x7, 0xa}, {0x0, 0x9}, {0x2, 0x3}, {0x1, 0x6}, {0x2, 0x4}, {0x6, 0x1}]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x2, 0x2, 0x3, 0x1, 0x4, 0x7, 0x4, 0x9]}}, @NL80211_TXRATE_LEGACY={0x14, 0x1, [0x9, 0x494dfdb0fbb96de1, 0x9, 0x4, 0x2, 0x18, 0x48, 0x36, 0x16, 0x18, 0x2, 0x16, 0x1, 0xc, 0xc, 0x18]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0xfff7, 0x1, 0x3f, 0x1, 0x1, 0x7, 0x100, 0x6e9c]}}]}, @NL80211_BAND_5GHZ={0x4c, 0x1, 0x0, 0x1, [@NL80211_TXRATE_VHT={0x14, 0x3, {[0x101, 0x3, 0x1000, 0x7, 0xc, 0x2, 0x3, 0x81]}}, @NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_HT={0x17, 0x2, [{0x2, 0x7}, {0x1, 0x5}, {0x4}, {0x0, 0x3}, {0x0, 0x6}, {0x3, 0x6}, {0x7, 0x7}, {0x1, 0x6}, {0x3, 0x2}, {0x5, 0x8}, {0x1, 0x5}, {0x1, 0x7}, {0x5, 0x4}, {0x0, 0x7}, {0x5, 0x6}, {0x1, 0x7}, {0x3, 0x1}, {0x2, 0x5}, {0x5, 0x9}]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0xb4b, 0x0, 0x9, 0x60ef, 0x7f, 0x80, 0x7c34, 0x9]}}]}, @NL80211_BAND_5GHZ={0xa4, 0x1, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x4}, @NL80211_TXRATE_LEGACY={0xd, 0x1, [0x1, 0x6, 0xc, 0x48, 0x3, 0x30, 0x24, 0xb, 0x4]}, @NL80211_TXRATE_HT={0x24, 0x2, [{0x0, 0x2}, {0x4, 0x4}, {0x7, 0xa}, {0x5, 0x4}, {0x3, 0x1}, {0x4, 0x4}, {0x3, 0x5}, {0x0, 0xa}, {0x2, 0x2}, {0x0, 0xa}, {0x3, 0x5}, {0x6, 0x2}, {0x0, 0x3}, {0x2, 0x2}, {0x0, 0x7}, {0x0, 0x9}, {0x4}, {0x2, 0x9}, {0x0, 0x5}, {0x5, 0x9}, {0x0, 0x1}, {0x0, 0xa}, {0x0, 0x4}, {0x1, 0x14}, {0x1, 0x8}, {0x3}, {0x3, 0x8}, {0x3, 0x6}, {0x7, 0x8}, {0x1, 0x5}, {0x7, 0x9}, {0x5, 0x5}]}, @NL80211_TXRATE_LEGACY={0xd, 0x1, [0x48, 0xc, 0xb, 0x16, 0x48, 0x5, 0xc, 0xc, 0x2]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x1, 0x7, 0x2f10, 0x9, 0x8000, 0x1f, 0x401, 0x4]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x2, 0x6, 0xffff, 0x5, 0x904, 0x101, 0x0, 0xc1e]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x1, 0x40, 0x216, 0xff, 0xff, 0x7, 0x8, 0x5]}}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x1, 0xff, 0x18, 0x9, 0x401, 0xfff, 0x1a, 0x401]}}, @NL80211_TXRATE_GI={0x5}]}]}, @NL80211_ATTR_TX_RATES={0x30c, 0x5a, 0x0, 0x1, [@NL80211_BAND_6GHZ={0x48, 0x3, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_LEGACY={0x1c, 0x1, [0x1, 0x1, 0x16, 0x6, 0x0, 0x6c, 0xb, 0x60, 0xb, 0xc, 0x4f, 0x16, 0x12, 0x18, 0x5, 0x6, 0x12, 0x12, 0x48, 0x18, 0x6c, 0x9, 0x18, 0x30]}, @NL80211_TXRATE_LEGACY={0x1e, 0x1, [0x1, 0x1, 0x24, 0x18, 0x30, 0x48, 0x18, 0x18, 0x6c, 0xb, 0x1b, 0x36, 0x3, 0x2, 0x19, 0x5, 0x24, 0x6, 0x1, 0x1, 0x1b, 0x36, 0x36, 0x0, 0x2b, 0x32]}]}, @NL80211_BAND_5GHZ={0x50, 0x1, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_HT={0x6, 0x2, [{0x2, 0x4}, {0x0, 0xa}]}, @NL80211_TXRATE_LEGACY={0x8, 0x1, [0x30, 0x16, 0x5, 0x5]}, @NL80211_TXRATE_LEGACY={0x15, 0x1, [0xc, 0x3, 0x6, 0x1b, 0x4, 0xffef11fb62bbeb31, 0x12, 0x1b, 0x3, 0x60, 0x24, 0x6ada5874c5f2263d, 0x0, 0x48, 0x18, 0x1, 0x1b]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x0, 0x1, 0x1dd3, 0x1, 0x9, 0x7, 0x6, 0x20]}}]}, @NL80211_BAND_5GHZ={0x44, 0x1, 0x0, 0x1, [@NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_HT={0x2b, 0x2, [{0x2, 0x4}, {0x7, 0x8}, {0x7, 0x5}, {0x4, 0x1}, {0x6, 0x4}, {0x0, 0x2}, {0x3, 0xa}, {0x5, 0x8}, {0x5, 0x3}, {0x1, 0x7}, {0x3, 0x1}, {0x3, 0x1}, {0x7, 0x6}, {0x6, 0x5}, {0x1}, {0x1, 0x4}, {0x1, 0x2}, {0x4, 0x2}, {0x6, 0x2}, {0x3, 0x4}, {0x3, 0x1}, {0x0, 0x9}, {0x5, 0x6}, {0x6, 0x2}, {0x0, 0x7}, {0x4, 0x4}, {0x6, 0x3}, {0x3, 0x9}, {0x6, 0x2}, {0x0, 0x7}, {0x2, 0x5}, {0x6, 0x5}, {0x4, 0xa}, {0x4, 0x3}, {0x1, 0x6}, {0x5, 0x3}, {0x3}, {0x5, 0xa}, {0x0, 0x1}]}, @NL80211_TXRATE_LEGACY={0xa, 0x1, [0xb, 0x48, 0x60, 0x3, 0x2, 0xb]}]}, @NL80211_BAND_2GHZ={0xc, 0x0, 0x0, 0x1, [@NL80211_TXRATE_HT={0x6, 0x2, [{0x3}, {0x5, 0x3}]}]}, @NL80211_BAND_6GHZ={0x68, 0x3, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x18, 0x1, [0x9, 0x2, 0x1b, 0x12, 0x60, 0x24, 0xb, 0x24, 0x16, 0x4, 0x6c, 0x1b, 0x18, 0x2c, 0x3, 0x1, 0xc, 0x48, 0x48, 0x3]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x6, 0xffff, 0xfb2b, 0x4, 0x0, 0x4, 0x3, 0x8001]}}, @NL80211_TXRATE_GI={0x5, 0x4, 0x2}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x6, 0x3334, 0x2, 0x200, 0xfffc, 0x4, 0x2, 0xae5]}}, @NL80211_TXRATE_LEGACY={0x1a, 0x1, [0x2, 0x24, 0x2, 0xb, 0x60, 0x30, 0x19, 0x3, 0x4, 0xc, 0x60, 0xb, 0x36, 0x36, 0x6, 0x12, 0xb, 0x3, 0x0, 0x0, 0x2, 0x5]}]}, @NL80211_BAND_5GHZ={0x18, 0x1, 0x0, 0x1, [@NL80211_TXRATE_VHT={0x14, 0x3, {[0x0, 0x8831, 0x2, 0x1, 0x7f, 0x1, 0x1]}}]}, @NL80211_BAND_60GHZ={0x108, 0x2, 0x0, 0x1, [@NL80211_TXRATE_LEGACY={0x20, 0x1, [0x3, 0x4, 0x12, 0x1b, 0x36, 0x30, 0x24, 0x6, 0x16, 0x48, 0x30, 0x36, 0xb, 0x36, 0x16, 0xb, 0x36, 0x16, 0x36, 0x24, 0x12, 0x24, 0x6, 0xc, 0x1, 0x1b, 0x36, 0x1]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_HT={0x35, 0x2, [{0x4, 0x1}, {0x4, 0x3}, {0x1, 0x3}, {0x4, 0xa}, {0x6}, {0x4, 0x1}, {0x0, 0x3}, {0x0, 0x2}, {0x6, 0x5}, {0x3, 0x6}, {0x5, 0x3}, {0x6, 0x3}, {0x0, 0xa}, {0x1, 0x2}, {0x2, 0x8}, {0x7, 0x4}, {0x7, 0x9}, {0x1, 0x5}, {0x0, 0x4}, {0x1, 0x3}, {0x2, 0x9}, {0x3, 0x1}, {0x1, 0xa}, {0x3, 0xa}, {0x1, 0x5}, {0x4, 0x6}, {}, {0x7, 0x1}, {0x4, 0xa}, {0x0, 0x5}, {0x3, 0x8}, {0x6, 0x1}, {0x2, 0x5}, {0x6, 0x3}, {0x3}, {0x3, 0x4}, {0x7, 0x2}, {0x1, 0x1}, {0x5, 0x6}, {0x7, 0x1}, {0x0, 0x1}, {0x1, 0x5}, {0x3, 0x9}, {0x1, 0x9}, {0x2, 0x8}, {0x7, 0xa}, {0x1, 0x7}, {0x0, 0x8}, {0x5, 0x6}]}, @NL80211_TXRATE_LEGACY={0x11, 0x1, [0x1, 0x16, 0x1b, 0x28, 0x60, 0x5, 0x16, 0x48, 0x35, 0x30, 0x0, 0x12, 0x0]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x4, 0x1, 0x4, 0xfff, 0xae, 0x1432, 0x2, 0x7fff]}}, @NL80211_TXRATE_LEGACY={0x18, 0x1, [0x9, 0x5, 0x1, 0x16, 0xb, 0x5, 0x60, 0x4, 0x4, 0x4, 0x4, 0xb, 0x1, 0x36, 0x3, 0x18, 0x1, 0x18, 0x60, 0x1]}, @NL80211_TXRATE_HT={0x1d, 0x2, [{0x6, 0x9}, {0x3}, {0x4, 0x5}, {0x4, 0x6}, {0x1, 0x2}, {0x0, 0x6}, {0x3, 0x7}, {0x2, 0x6}, {0x0, 0x6}, {0x0, 0xa}, {0x2, 0x3}, {0x2, 0x9}, {0x1, 0xa}, {0x4, 0xa}, {0x2, 0x5}, {0x1, 0x4}, {0x7, 0x7}, {0x7, 0x4}, {0x2, 0x5}, {0x6, 0x6}, {0x1, 0x8}, {0x1}, {0x1, 0x9}, {0x2, 0x1}, {0x6, 0x1}]}, @NL80211_TXRATE_GI={0x5, 0x4, 0x1}, @NL80211_TXRATE_LEGACY={0x1f, 0x1, [0x1, 0x12, 0x30, 0x6c, 0x24, 0x16, 0x9, 0x18, 0x48, 0x5, 0xc, 0x6c, 0x16, 0x3, 0x3, 0x2, 0x2, 0x6c, 0x12, 0x9, 0xc, 0x18, 0x48, 0x18, 0x1b, 0x24, 0x60]}, @NL80211_TXRATE_HT={0x19, 0x2, [{0x4, 0x7}, {0x6}, {0x4, 0x2}, {0x1, 0x6}, {0x3, 0x7}, {0x3, 0x5}, {0x0, 0x9}, {0x7, 0xa}, {0x4}, {0x4, 0x2}, {0x6, 0x7}, {0x4}, {0x0, 0x1}, {0x0, 0x8}, {0x0, 0x2}, {0x2, 0x6}, {0x2, 0x1}, {0x1, 0x1}, {0x4, 0x8}, {0x7, 0x9}, {0x5, 0x9}]}]}, @NL80211_BAND_5GHZ={0x98, 0x1, 0x0, 0x1, [@NL80211_TXRATE_HT={0x30, 0x2, [{0x5, 0x3}, {0x0, 0x6}, {}, {0x1}, {0x5, 0x7}, {0x4, 0x3}, {0x5, 0x6}, {0x1, 0x8}, {0x5, 0x4}, {0x5, 0x4}, {0x3, 0x2}, {0x3, 0x4}, {0x4, 0x5}, {0x3, 0x1}, {0x5, 0x9}, {0x0, 0xa}, {0x7, 0x8}, {0x6, 0x4}, {0x1, 0x4}, {0x0, 0x8}, {0x3, 0x9}, {0x6, 0x6}, {0x1, 0x8}, {0x3, 0x7}, {0x7, 0x4}, {0x6}, {0x2, 0x3}, {0x1, 0x5}, {0x2}, {0x1, 0x7}, {0x4, 0x4}, {0x1}, {0x3, 0x9}, {0x0, 0x4}, {0x4, 0x7}, {0x1, 0x1}, {0x7, 0x6}, {0x6, 0x5}, {0x4, 0x8}, {0x7, 0x9}, {0x6, 0x1}, {0x1, 0x9}, {0x4, 0x9}, {0x4, 0x7}]}, @NL80211_TXRATE_GI={0x5}, @NL80211_TXRATE_LEGACY={0x24, 0x1, [0xc, 0x5, 0x9, 0x48, 0xb, 0x6, 0x1, 0x36, 0x42b4e88c6c0a795f, 0x12, 0x5, 0x36, 0x6c, 0x48, 0x6c, 0x48, 0x36, 0x1b, 0x12, 0x6, 0x9, 0x18, 0x1b, 0x6c, 0xc, 0x60, 0x12, 0x5, 0xc, 0x1b, 0x48, 0x9]}, @NL80211_TXRATE_VHT={0x14, 0x3, {[0x7, 0x7, 0xf8, 0x1f, 0x1, 0xe1a5, 0x1ff, 0x81]}}, @NL80211_TXRATE_HT={0x16, 0x2, [{0x4, 0x5}, {0x4, 0x7}, {0x1, 0x9}, {0x1, 0x1}, {0x2, 0x6}, {0x0, 0x4}, {0x6, 0x3}, {0x1, 0x7}, {0x2, 0x7}, {0x0, 0x9}, {0x7, 0x4}, {0x2, 0x7}, {0x6, 0x3}, {0x1, 0x1}, {0x4, 0x7}, {0x2, 0x4}, {0x6, 0x5}, {0x6, 0x7}]}, @NL80211_TXRATE_LEGACY={0xa, 0x1, [0x60, 0x18, 0x16, 0x24, 0xc, 0x5]}]}]}]}, 0xcb4}, 0x1, 0x0, 0x0, 0x4000}, 0x84) r5 = socket$nl_audit(0x10, 0x3, 0x9) r6 = signalfd4(r3, &(0x7f00000011c0), 0x8, 0x800) io_cancel(0x0, &(0x7f0000001200)={0x0, 0x0, 0x0, 0x0, 0x8001, r5, &(0x7f00000010c0)="321c243756477ed2c808d45099fcd615254f0e5a6622b8c603240f9f776f41fd7e025a5a168aa48916fd6cd0bd7b645116b89a1510e44fb4457f0eab1767ec7e8035104aedcc49c0c7cd7d362c13ea61a89e6d42e451fb80022139d76fba6dc3015e6fcf11440ef13763d4904f632527babeb0c1593dab7dfe976d352116e96d4cdf119cc174c6b3cc12c18e1b24fc1c64126578aab303679087e8598bb845fa290935e14a2e578895d5c1613a741c1609fbc330a0103f4a5b74bc654e51c4b13c834556fec4cc792f", 0xc9, 0x2, 0x0, 0x1, r6}, &(0x7f0000001240)) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(r6, 0xc0189379, &(0x7f0000001280)={{0x1, 0x1, 0x18, r0}, './file1\x00'}) pread64(r7, &(0x7f00000012c0)=""/129, 0x81, 0x3ff) sendmsg$DEVLINK_CMD_RELOAD(r6, &(0x7f0000001480)={&(0x7f0000001380)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000001440)={&(0x7f00000013c0)={0x60, r4, 0x2, 0x70bd26, 0x25dfdbfb, {}, [{@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_ID={0x8}}]}, 0x60}, 0x1, 0x0, 0x0, 0x8000}, 0x44890) r8 = signalfd(r6, &(0x7f0000001580)={[0x200]}, 0x8) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(r7, 0xc0189379, &(0x7f00000015c0)={{0x1, 0x1, 0x18, r8}, './file0\x00'}) r9 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000001600)='fdinfo/4\x00') r10 = syz_genetlink_get_family_id$nl80211(&(0x7f0000001680), r3) sendmsg$NL80211_CMD_SET_MAC_ACL(r9, &(0x7f0000001840)={&(0x7f0000001640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000001800)={&(0x7f0000001700)={0xf4, r10, 0x20, 0x70bd27, 0x25dfdbfc, {{}, {@val={0x8}, @val={0xc, 0x99, {0xffffffff, 0x46}}}}, [@NL80211_ATTR_MAC_ADDRS={0x28, 0xa6, 0x0, 0x1, [{0xa, 0x6, @broadcast}, {0xa, 0x6, @device_b}, {0xa}]}, @NL80211_ATTR_MAC_ADDRS={0x58, 0xa6, 0x0, 0x1, [{0xa}, {0xa, 0x6, @device_b}, {0xa, 0x6, @broadcast}, {0xa, 0x6, @device_b}, {0xa, 0x6, @broadcast}, {0xa, 0x6, @broadcast}, {0xa}]}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_ACL_POLICY={0x8, 0xa5, 0x1}, @NL80211_ATTR_MAC_ADDRS={0x34, 0xa6, 0x0, 0x1, [{0xa, 0x6, @device_b}, {0xa, 0x6, @device_b}, {0xa, 0x6, @broadcast}, {0xa, 0x6, @device_b}]}, @NL80211_ATTR_ACL_POLICY={0x8}]}, 0xf4}, 0x1, 0x0, 0x0, 0x10}, 0x8001) 14:59:37 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{0x0}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 14:59:37 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 20) 14:59:37 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 66) 14:59:37 executing program 6: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) r2 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$inet6_mreq(r2, 0x29, 0x1b, &(0x7f0000000040)={@remote}, 0x14) r3 = socket$inet6_udp(0xa, 0x2, 0x0) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f00000000c0)={'lo\x00', 0x0}) setsockopt$inet6_mreq(r2, 0x29, 0x1c, &(0x7f0000000080)={@remote, r4}, 0x14) ioctl$sock_inet6_SIOCDIFADDR(r1, 0x8936, &(0x7f0000000000)={@initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, 0x20, r4}) close(r0) sendmmsg$inet(r0, &(0x7f0000004fc0), 0x0, 0x20000004) [ 2324.223555] FAT-fs (loop4): bogus number of reserved sectors [ 2324.224847] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2324.245631] FAULT_INJECTION: forcing a failure. [ 2324.245631] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2324.248346] CPU: 1 PID: 11534 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2324.249760] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2324.251446] Call Trace: [ 2324.251990] dump_stack+0x107/0x167 [ 2324.252740] should_fail.cold+0x5/0xa [ 2324.253546] _copy_from_user+0x2e/0x1b0 [ 2324.254375] __copy_msghdr_from_user+0x91/0x4b0 [ 2324.255333] ? __ia32_sys_shutdown+0x80/0x80 [ 2324.256243] ? unix_stream_recvmsg+0xf0/0xf0 [ 2324.257149] ? sock_sendmsg+0x55/0x190 [ 2324.257958] sendmsg_copy_msghdr+0xa1/0x160 [ 2324.258840] ? do_recvmmsg+0x6d0/0x6d0 [ 2324.259652] ? __lock_acquire+0x1657/0x5b00 [ 2324.260546] ___sys_sendmsg+0xc6/0x170 [ 2324.261348] ? sendmsg_copy_msghdr+0x160/0x160 [ 2324.262280] ? vmacache_find+0x55/0x2a0 [ 2324.263090] ? __lockdep_reset_lock+0x180/0x180 [ 2324.264059] ? find_held_lock+0x2c/0x110 [ 2324.264896] ? __might_fault+0xd3/0x180 [ 2324.265723] ? lock_downgrade+0x6d0/0x6d0 [ 2324.266570] ? asm_exc_page_fault+0x1e/0x30 [ 2324.267473] __sys_sendmmsg+0x195/0x470 [ 2324.268291] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2324.269188] ? lock_downgrade+0x6d0/0x6d0 [ 2324.270057] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2324.271048] ? wait_for_completion+0x270/0x270 [ 2324.271977] ? rcu_read_lock_any_held+0x75/0xa0 [ 2324.272927] ? vfs_write+0x354/0xa30 [ 2324.273713] ? fput_many+0x2f/0x1a0 [ 2324.274461] ? ksys_write+0x1a9/0x260 [ 2324.275262] __x64_sys_sendmmsg+0x99/0x100 [ 2324.276129] do_syscall_64+0x33/0x40 [ 2324.276901] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2324.277952] RIP: 0033:0x7fc22ce06b19 [ 2324.278715] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2324.282472] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2324.284022] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2324.285492] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2324.286950] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2324.288409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2324.289869] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2324.306424] EXT4-fs (loop3): VFS: Can't find ext4 filesystem [ 2324.359515] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2324.401914] FAULT_INJECTION: forcing a failure. [ 2324.401914] name failslab, interval 1, probability 0, space 0, times 0 [ 2324.405082] CPU: 1 PID: 11559 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2324.406501] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2324.408365] Call Trace: [ 2324.408391] dump_stack+0x107/0x167 [ 2324.408414] should_fail.cold+0x5/0xa [ 2324.408436] ? create_object.isra.0+0x3a/0xa20 [ 2324.408457] should_failslab+0x5/0x20 [ 2324.408474] kmem_cache_alloc+0x5b/0x360 [ 2324.408501] create_object.isra.0+0x3a/0xa20 [ 2324.408530] kmemleak_alloc_percpu+0xa0/0x100 [ 2324.408555] pcpu_alloc+0x4e2/0x12f0 [ 2324.408597] alloc_vfsmnt+0xfd/0x680 [ 2324.408619] clone_mnt+0x6c/0xce0 [ 2324.408649] copy_tree+0x3b0/0xa60 [ 2324.408686] copy_mnt_ns+0x144/0xa00 [ 2324.408708] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2324.408735] ? kmem_cache_alloc+0x2b4/0x360 [ 2324.408764] create_new_namespaces+0xd6/0xb20 [ 2324.421717] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2324.422725] ksys_unshare+0x449/0x8a0 [ 2324.423503] ? unshare_fd+0x1c0/0x1c0 [ 2324.424283] ? fput_many+0x2f/0x1a0 [ 2324.425036] ? ksys_write+0x1a9/0x260 14:59:37 executing program 6: r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/seq/timer\x00', 0x0, 0x0) r1 = open_tree(r0, &(0x7f0000000040)='./file0\x00', 0x8101) r2 = getuid() write$P9_RGETATTR(r1, &(0x7f0000000080)={0xa0, 0x19, 0x1, {0x100, {0x80}, 0x144, r2, 0x0, 0xd6, 0x3, 0x4, 0x1, 0x6, 0xeed9, 0x100000000, 0x3000000000, 0x6fe3, 0x998, 0x5, 0x9, 0x4, 0xfffffffffffff000, 0x2}}, 0xa0) fgetxattr(r1, &(0x7f0000000140)=@random={'btrfs.', '/proc/asound/seq/timer\x00'}, &(0x7f0000000180)=""/4096, 0x1000) r3 = getuid() shmctl$IPC_SET(0x0, 0x1, &(0x7f0000001180)={{0x0, r2, 0xee01, r3, 0xee01, 0xd6, 0xfff}, 0x8001, 0x5, 0xe72, 0x3, 0x0, 0xffffffffffffffff, 0x7f}) r4 = openat$null(0xffffffffffffff9c, &(0x7f0000001200), 0x201, 0x0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r4, 0xc018620b, &(0x7f0000001240)) r5 = dup(r4) copy_file_range(r5, &(0x7f0000001280)=0x20, r4, &(0x7f00000012c0)=0x9, 0xffffffffffff05e4, 0x0) acct(&(0x7f0000001300)='./file0\x00') r6 = openat$incfs(r1, &(0x7f0000001340)='.pending_reads\x00', 0x8200, 0x90) ftruncate(r6, 0x80000000) write$P9_RVERSION(r1, &(0x7f0000001380)={0x15, 0x65, 0xffff, 0x2, 0x8, '9P2000.u'}, 0x15) statx(r1, &(0x7f00000013c0)='./file0\x00', 0x1100, 0x1, &(0x7f0000001400)={0x0, 0x0, 0x0, 0x0, 0x0}) r8 = getuid() setresuid(r7, r2, r8) fallocate(r4, 0x8, 0x3, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000001500)={0x6, 0x537, 0x1000, 0x3, 0x40, 0x5, 0x562b}, 0xc) 14:59:38 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{0x0}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2324.425835] __x64_sys_unshare+0x2d/0x40 [ 2324.426911] do_syscall_64+0x33/0x40 [ 2324.427673] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2324.428720] RIP: 0033:0x7fd87e9ecb19 [ 2324.429508] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2324.433265] RSP: 002b:00007fd87bf20188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2324.434824] RAX: ffffffffffffffda RBX: 00007fd87eb000e0 RCX: 00007fd87e9ecb19 [ 2324.436415] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2324.437882] RBP: 00007fd87bf201d0 R08: 0000000000000000 R09: 0000000000000000 [ 2324.439345] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2324.440808] R13: 00007ffcca18542f R14: 00007fd87bf20300 R15: 0000000000022000 [ 2324.455859] FAULT_INJECTION: forcing a failure. [ 2324.455859] name failslab, interval 1, probability 0, space 0, times 0 [ 2324.458221] CPU: 0 PID: 11538 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2324.459632] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2324.461346] Call Trace: [ 2324.461891] dump_stack+0x107/0x167 [ 2324.462653] should_fail.cold+0x5/0xa [ 2324.463430] ? create_object.isra.0+0x3a/0xa20 [ 2324.464366] should_failslab+0x5/0x20 [ 2324.465147] kmem_cache_alloc+0x5b/0x360 [ 2324.465974] ? __lockdep_reset_lock+0x180/0x180 [ 2324.466926] create_object.isra.0+0x3a/0xa20 [ 2324.467819] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2324.468858] kmem_cache_alloc+0x159/0x360 [ 2324.469745] alloc_vfsmnt+0x23/0x680 [ 2324.470505] clone_mnt+0x6c/0xce0 [ 2324.471221] copy_tree+0x3b0/0xa60 [ 2324.471964] __do_loopback+0x196/0x3e0 [ 2324.472765] path_mount+0x1bc1/0x20b0 [ 2324.473554] ? strncpy_from_user+0x9e/0x470 [ 2324.474435] ? finish_automount+0xa40/0xa40 [ 2324.475312] ? getname_flags.part.0+0x1dd/0x4f0 [ 2324.476292] __x64_sys_mount+0x282/0x300 [ 2324.477145] ? copy_mnt_ns+0xa00/0xa00 [ 2324.477946] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2324.478933] do_syscall_64+0x33/0x40 [ 2324.479701] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2324.480754] RIP: 0033:0x7fec81c7bb19 [ 2324.481530] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2324.485261] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2324.486805] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2324.488248] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2324.489699] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2324.491140] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2324.492579] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2324.584134] Process accounting resumed [ 2324.594508] FAT-fs (loop4): bogus number of reserved sectors [ 2324.595764] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2338.859837] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 15:00:02 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{0x0}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 15:00:02 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 67) 15:00:02 executing program 3: r0 = syz_mount_image$vfat(&(0x7f0000000080), &(0x7f00000000c0)='./file0\x00', 0x0, 0x2, &(0x7f0000000180)=[{&(0x7f0000000140)="eb3c906d6b66732e66617400020801000470008400f801", 0x17}, {0x0, 0x0, 0x1000a00}], 0x0, &(0x7f0000000240)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file1\x00', 0x20000, 0x4c) socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x4, 0x8, 0xfffb}, 0x20) ioctl$FAT_IOCTL_GET_ATTRIBUTES(r0, 0x80047210, &(0x7f0000000100)) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FITRIM(r2, 0xc0185879, &(0x7f00000000c0)={0x0, 0xfffefffffffffffd}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000440)={@ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x22}}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) ioctl$AUTOFS_DEV_IOCTL_VERSION(r2, 0xc0189371, &(0x7f0000000000)={{0x1, 0x1, 0x18, r3}, './file0\x00'}) 15:00:02 executing program 6: r0 = socket$inet6_udp(0xa, 0x2, 0x0) getsockopt$inet6_int(r0, 0x29, 0x33, &(0x7f0000000000), &(0x7f0000000200)=0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000600)={0xa, 0x0, 0x0, @mcast2}, 0x1c) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0x0, &(0x7f00000004c0)}}], 0x1, 0x0) lseek(r0, 0x7, 0x3) r2 = creat(&(0x7f0000000040)='./file0\x00', 0x0) ioctl$FS_IOC_GETFSMAP(r2, 0xc0c0583b, &(0x7f0000000080)=ANY=[@ANYBLOB="00000000fffffdfd02010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000004000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000800"/256]) sendmsg$inet6(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000001640)=[{&(0x7f0000000180)}, {&(0x7f0000000240)="1a720c91", 0x4}, {&(0x7f0000000380)="fbc36c9c2e61d3b1d5d7bfe66d8b7c850fe4800f4dc71a98f7af45506c3d1e84aea1d381b6415972c4a86ceccf0b2b17e4", 0x31}, {0x0}, {&(0x7f0000000500)}, {0xfffffffffffffffc}], 0x6}, 0x4010) ioctl$F2FS_IOC_GARBAGE_COLLECT_RANGE(r1, 0x4018f50b, &(0x7f0000000300)={0x1, 0x5, 0x10000}) ioctl$FS_IOC_GETFSMAP(0xffffffffffffffff, 0xc0c0583b, &(0x7f0000000080)={0x0, 0xfdfdffff, 0x102, 0x0, '\x00', [{}, {0x800, 0x0, 0x400000000000000}], ['\x00']}) connect$inet6(0xffffffffffffffff, 0x0, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f00000001c0)={0xa, 0x4e24, 0x3ff, @loopback, 0x5144}, 0x1c) ioctl$sock_SIOCDELRT(0xffffffffffffffff, 0x890c, &(0x7f0000000280)={0x0, @phonet={0x23, 0x1f, 0x9, 0x6}, @phonet={0x23, 0x3, 0xff, 0x1}, @ethernet={0x1, @local}, 0x6, 0x0, 0x0, 0x0, 0xcfd4, &(0x7f0000000180)='nr0\x00', 0x180000000000, 0x4, 0x8}) 15:00:02 executing program 0: perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000080), 0x8840, 0x0) perf_event_open(&(0x7f0000000100)={0x0, 0x80, 0x1, 0x7, 0x3, 0x7, 0x0, 0x8, 0x6000, 0xd, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1ff, 0x2, @perf_bp={&(0x7f0000000040), 0x4}, 0x108, 0x4, 0x80, 0x9, 0x6, 0x2, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0x1, r1, 0x8) r2 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x8) fcntl$getown(r2, 0x9) perf_event_open(&(0x7f00000001c0)={0x3, 0x80, 0x3, 0x1, 0x7f, 0x8, 0x0, 0x2, 0x60010, 0xa, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0xf5, 0x2, @perf_bp={&(0x7f0000000180), 0x3}, 0x8940, 0x100, 0x200000, 0x3, 0x8, 0x800, 0x2, 0x0, 0x7, 0x0, 0x2}, 0x0, 0xd, r2, 0x1) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000000)={@dev, 0x2000000, 0x0, 0xff, 0x1, 0x0, 0x0, 0x5000000}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f00000000c0)={@dev, 0x2000000, 0x1, 0x0, 0x0, 0x0, 0x0, 0x5000000}, 0x20) 15:00:02 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 46) 15:00:02 executing program 7: syz_mount_image$vfat(0x0, 0x0, 0x0, 0x1, &(0x7f0000000180)=[{0x0, 0x0, 0x1000a00}], 0x0, 0x0) openat(0xffffffffffffffff, 0x0, 0x80, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$sock_TIOCINQ(r0, 0x541b, &(0x7f0000000000)) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) socket$unix(0x1, 0x0, 0x0) copy_file_range(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) write$binfmt_elf64(0xffffffffffffffff, 0x0, 0x0) 15:00:02 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 21) [ 2349.209028] FAT-fs (loop4): bogus number of reserved sectors [ 2349.210334] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2349.254264] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2349.256789] FAULT_INJECTION: forcing a failure. [ 2349.256789] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2349.259487] CPU: 1 PID: 11596 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2349.260895] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2349.262589] Call Trace: [ 2349.263111] dump_stack+0x107/0x167 [ 2349.263939] should_fail.cold+0x5/0xa [ 2349.264752] _copy_from_user+0x2e/0x1b0 [ 2349.265598] __copy_msghdr_from_user+0x91/0x4b0 [ 2349.266559] ? __ia32_sys_shutdown+0x80/0x80 [ 2349.267475] ? unix_stream_recvmsg+0xf0/0xf0 [ 2349.268370] ? sock_sendmsg+0x55/0x190 [ 2349.269178] sendmsg_copy_msghdr+0xa1/0x160 [ 2349.270177] ? do_recvmmsg+0x6d0/0x6d0 [ 2349.271002] ? __lock_acquire+0x1657/0x5b00 [ 2349.271902] ___sys_sendmsg+0xc6/0x170 [ 2349.272702] ? sendmsg_copy_msghdr+0x160/0x160 [ 2349.273649] ? vmacache_find+0x55/0x2a0 [ 2349.274466] ? __lockdep_reset_lock+0x180/0x180 [ 2349.275419] ? find_held_lock+0x2c/0x110 [ 2349.276255] ? __might_fault+0xd3/0x180 [ 2349.277070] ? lock_downgrade+0x6d0/0x6d0 [ 2349.277921] ? asm_exc_page_fault+0x1e/0x30 [ 2349.278834] __sys_sendmmsg+0x195/0x470 [ 2349.279651] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2349.280527] ? lock_downgrade+0x6d0/0x6d0 [ 2349.281410] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2349.282393] ? wait_for_completion+0x270/0x270 [ 2349.283327] ? rcu_read_lock_any_held+0x75/0xa0 [ 2349.284272] ? vfs_write+0x354/0xa30 [ 2349.285036] ? fput_many+0x2f/0x1a0 [ 2349.285785] ? ksys_write+0x1a9/0x260 [ 2349.286580] __x64_sys_sendmmsg+0x99/0x100 [ 2349.287443] do_syscall_64+0x33/0x40 [ 2349.288146] Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable [ 2349.289897] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2349.289911] RIP: 0033:0x7fc22ce06b19 [ 2349.289932] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2349.289943] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2349.289964] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2349.289976] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2349.289998] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2349.301943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2349.303520] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2349.316650] FAULT_INJECTION: forcing a failure. [ 2349.316650] name failslab, interval 1, probability 0, space 0, times 0 [ 2349.318955] CPU: 1 PID: 11607 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2349.320359] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2349.322063] Call Trace: [ 2349.322606] dump_stack+0x107/0x167 [ 2349.323354] should_fail.cold+0x5/0xa [ 2349.324157] ? create_object.isra.0+0x3a/0xa20 [ 2349.325157] should_failslab+0x5/0x20 [ 2349.325973] kmem_cache_alloc+0x5b/0x360 [ 2349.326845] create_object.isra.0+0x3a/0xa20 [ 2349.327767] kmemleak_alloc_percpu+0xa0/0x100 [ 2349.328694] pcpu_alloc+0x4e2/0x12f0 [ 2349.329502] alloc_vfsmnt+0xfd/0x680 [ 2349.330275] clone_mnt+0x6c/0xce0 [ 2349.331002] copy_tree+0x3b0/0xa60 [ 2349.331725] __do_loopback+0x196/0x3e0 [ 2349.332605] path_mount+0x1bc1/0x20b0 [ 2349.333433] ? strncpy_from_user+0x9e/0x470 [ 2349.334334] ? finish_automount+0xa40/0xa40 [ 2349.335223] ? getname_flags.part.0+0x1dd/0x4f0 [ 2349.336186] __x64_sys_mount+0x282/0x300 [ 2349.337012] ? copy_mnt_ns+0xa00/0xa00 [ 2349.337867] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2349.338860] do_syscall_64+0x33/0x40 [ 2349.339736] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2349.340844] RIP: 0033:0x7fec81c7bb19 [ 2349.341672] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2349.345602] RSP: 002b:00007fec7f1d0188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2349.347221] RAX: ffffffffffffffda RBX: 00007fec81d8f020 RCX: 00007fec81c7bb19 [ 2349.348739] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2349.350272] RBP: 00007fec7f1d01d0 R08: 0000000000000000 R09: 0000000000000000 [ 2349.351826] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2349.353373] R13: 00007ffd31163e3f R14: 00007fec7f1d0300 R15: 0000000000022000 15:00:02 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000280)='./file0\x00', 0x46e2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x4e24, 0x4, @private2, 0xc000000}, 0x1c) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r1, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) preadv(r1, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/192, 0xc0}, {&(0x7f0000000180)=""/63, 0x3f}], 0x2, 0x88a, 0xffffffff) ftruncate(r0, 0x1000003) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$FS_IOC_FSSETXATTR(r0, 0x40086602, &(0x7f0000000000)) fsetxattr$security_capability(r0, &(0x7f0000000040), &(0x7f0000000080)=@v2={0x2000000, [{0x100}, {0x0, 0x3}]}, 0x14, 0x0) write$binfmt_elf64(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="7f454c46000000000000000000000000020000000000000000000000000000004000000000000000000000000000000000000000000038000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000f970de6aaa7fdd208424acf95f9f74007bccd1c1ea5c8768b214306b3d1960ecda7ae6d5d5f0b02868ccdb7326c7a98fbcc0a0210357995769d7ec77f69269ac85673d9190d96f42a1ee8cb810b5d992d3d0958a561d64ded6180b910940e41dad4f51f268b67e9cd25af890374a71182f8fed8165b733a60ff00b872dbe099285427edfeb250e1fa00c793727446b6099027137c23c0e9a71ca80b7613f30fa7d34d04ebdbef8988c47656f6874a027bfbb89cccdf1ee6bcfc1c4a41e60c91a472954c2f06835"], 0x178) 15:00:02 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 68) 15:00:02 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 15:00:03 executing program 7: r0 = socket$inet_tcp(0x2, 0x1, 0x0) getsockopt$IPT_SO_GET_INFO(r0, 0x0, 0x29, 0x0, &(0x7f0000000140)=0x55) getsockopt$inet_mreq(r0, 0x0, 0x0, &(0x7f0000000000)={@multicast1, @loopback}, &(0x7f0000000080)=0x8) 15:00:03 executing program 6: r0 = creat(0x0, 0x0) fcntl$setlease(r0, 0x400, 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x46e2, 0xf0) statfs(&(0x7f00000001c0)='./file0\x00', &(0x7f0000000200)=""/209) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffc000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r2 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0xa, 0x13, r1, 0x0) r3 = creat(&(0x7f0000000040)='./file0\x00', 0x0) write$binfmt_elf64(r3, &(0x7f0000000280)=ANY=[], 0xfdef) syz_io_uring_complete(r2) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000440)={@dev={0xfe, 0x80, '\x00', 0xc}, 0xc59, 0x0, 0x2, 0x3, 0x8, 0xfffb}, 0x20) dup2(r4, r1) syz_open_dev$mouse(&(0x7f00000000c0), 0x6, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffdfffffffffffff, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_SWAP_BOOT(r1, 0x6611) [ 2349.417411] Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable [ 2349.450256] FAULT_INJECTION: forcing a failure. [ 2349.450256] name failslab, interval 1, probability 0, space 0, times 0 [ 2349.452826] CPU: 1 PID: 11608 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2349.454256] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2349.455948] Call Trace: [ 2349.456490] dump_stack+0x107/0x167 [ 2349.457230] should_fail.cold+0x5/0xa [ 2349.458044] ? create_object.isra.0+0x3a/0xa20 [ 2349.458978] should_failslab+0x5/0x20 [ 2349.459743] kmem_cache_alloc+0x5b/0x360 [ 2349.460577] ? mark_held_locks+0x9e/0xe0 [ 2349.461437] create_object.isra.0+0x3a/0xa20 [ 2349.462343] kmemleak_alloc_percpu+0xa0/0x100 [ 2349.463268] pcpu_alloc+0x4e2/0x12f0 [ 2349.464054] alloc_vfsmnt+0xfd/0x680 [ 2349.464816] clone_mnt+0x6c/0xce0 [ 2349.465550] copy_tree+0x3b0/0xa60 [ 2349.466297] copy_mnt_ns+0x144/0xa00 [ 2349.467061] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2349.468039] ? kmem_cache_alloc+0x2b4/0x360 [ 2349.468923] create_new_namespaces+0xd6/0xb20 [ 2349.469854] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2349.470867] ksys_unshare+0x449/0x8a0 [ 2349.471635] ? unshare_fd+0x1c0/0x1c0 [ 2349.472415] ? fput_many+0x2f/0x1a0 [ 2349.473148] ? ksys_write+0x1a9/0x260 [ 2349.473961] __x64_sys_unshare+0x2d/0x40 [ 2349.474783] do_syscall_64+0x33/0x40 [ 2349.475546] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2349.476570] RIP: 0033:0x7fd87e9ecb19 [ 2349.477344] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2349.481025] RSP: 002b:00007fd87bf20188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2349.482589] RAX: ffffffffffffffda RBX: 00007fd87eb000e0 RCX: 00007fd87e9ecb19 [ 2349.484014] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2349.485485] RBP: 00007fd87bf201d0 R08: 0000000000000000 R09: 0000000000000000 [ 2349.486909] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2349.488375] R13: 00007ffcca18542f R14: 00007fd87bf20300 R15: 0000000000022000 [ 2349.491952] FAT-fs (loop4): bogus number of reserved sectors [ 2349.493574] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2349.501474] FAULT_INJECTION: forcing a failure. [ 2349.501474] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2349.504252] CPU: 0 PID: 11617 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2349.505713] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2349.507431] Call Trace: [ 2349.507978] dump_stack+0x107/0x167 [ 2349.508740] should_fail.cold+0x5/0xa [ 2349.509551] _copy_from_user+0x2e/0x1b0 [ 2349.510389] __copy_msghdr_from_user+0x91/0x4b0 [ 2349.511353] ? __ia32_sys_shutdown+0x80/0x80 [ 2349.512258] ? unix_stream_recvmsg+0xf0/0xf0 [ 2349.513163] ? sock_sendmsg+0x55/0x190 [ 2349.513996] sendmsg_copy_msghdr+0xa1/0x160 [ 2349.514893] ? do_recvmmsg+0x6d0/0x6d0 [ 2349.515699] ? __lock_acquire+0x1657/0x5b00 [ 2349.516606] ___sys_sendmsg+0xc6/0x170 [ 2349.517419] ? sendmsg_copy_msghdr+0x160/0x160 [ 2349.518346] ? vmacache_find+0x55/0x2a0 [ 2349.519189] ? __lockdep_reset_lock+0x180/0x180 [ 2349.520143] ? find_held_lock+0x2c/0x110 [ 2349.520985] ? __might_fault+0xd3/0x180 [ 2349.521807] ? lock_downgrade+0x6d0/0x6d0 [ 2349.522664] ? asm_exc_page_fault+0x1e/0x30 [ 2349.523563] __sys_sendmmsg+0x195/0x470 [ 2349.524383] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2349.525247] ? lock_downgrade+0x6d0/0x6d0 [ 2349.526128] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2349.527137] ? wait_for_completion+0x270/0x270 [ 2349.528075] ? rcu_read_lock_any_held+0x75/0xa0 [ 2349.529026] ? vfs_write+0x354/0xa30 [ 2349.529808] ? fput_many+0x2f/0x1a0 [ 2349.530575] ? ksys_write+0x1a9/0x260 [ 2349.531374] __x64_sys_sendmmsg+0x99/0x100 [ 2349.532259] do_syscall_64+0x33/0x40 [ 2349.533028] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2349.534076] RIP: 0033:0x7fc22ce06b19 [ 2349.534827] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2349.538517] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2349.540054] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2349.541494] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2349.542929] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2349.544365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2349.545818] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2349.563545] Process accounting resumed 15:00:03 executing program 3: accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000040)={0x1f, 0x0, @fixed}, &(0x7f0000000080)=0xe, 0x0) eventfd2(0x0, 0x0) stat(0x0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0xffffffffffffffff, r0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f00000002c0)=@updsa={0x148, 0x10, 0x1, 0x0, 0x0, {{@in=@initdev={0xac, 0x1e, 0x0, 0x0}, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x32}, @in=@remote, {0x80000000000}, {}, {}, 0x0, 0x0, 0xa, 0x4}, [@algo_crypt={0x58, 0x2, {{'cbc(aes)\x00'}, 0x80, "0f24aa6b13c2e62f3556b1cbcfeac2a0"}}]}, 0x148}}, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f00000002c0)=@updsa={0x138, 0x10, 0x0, 0x0, 0x0, {{@in6=@ipv4={'\x00', '\xff\xff', @broadcast}, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x32}, @in6=@private0, {}, {0x0, 0x0, 0xfffffffffffffffe}, {}, 0x0, 0x0, 0xa, 0x4}, [@algo_crypt={0x48, 0x2, {{'cbc(aes)\x00'}}}]}, 0x138}}, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff) dup(0xffffffffffffffff) sendmsg$NL80211_CMD_REGISTER_FRAME(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x1c, r2, 0x1, 0x0, 0x80000000, {{}, {@val={0x8}, @void}}}, 0x1c}}, 0x24004841) syz_open_procfs(0x0, &(0x7f0000000000)='auxv\x00') 15:00:03 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 47) 15:00:03 executing program 0: perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x94, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x1000, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) dup(0xffffffffffffffff) openat$full(0xffffffffffffff9c, 0x0, 0x0, 0x0) openat2$dir(0xffffffffffffff9c, &(0x7f00000082c0)='./file0\x00', &(0x7f0000008300)={0x40}, 0x18) llistxattr(&(0x7f000000cc00)='./file0\x00', 0x0, 0x0) 15:00:03 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 22) 15:00:03 executing program 7: perf_event_open(&(0x7f0000001d80)={0x2, 0x80, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x2e, &(0x7f0000000000)={@link_local={0xbb, 0x80, 0xc2, 0x4, 0x1c}, @broadcast, @val={@void, {0x8100, 0x1, 0x1}}, {@arp={0x806, @ether_ipv4={0x1, 0x800, 0x6, 0x4, 0x1, @random="000000000002", @empty, @multicast, @broadcast}}}}, 0x0) syz_extract_tcp_res$synack(0x0, 0x1, 0x0) syz_emit_ethernet(0x320, &(0x7f0000000040)={@dev={'\xaa\xaa\xaa\xaa\xaa', 0xd}, @local, @void, {@ipv4={0x800, @gre={{0x9, 0x4, 0x2, 0x7, 0x312, 0x67, 0x0, 0xfd, 0x2f, 0x0, @broadcast, @multicast2, {[@generic={0x88, 0x10, "78799e6376ca30df2a524098e9fe"}]}}, {{0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x880b, 0xc1, 0x3, [], "584e4635598fb78aa9a7f5bde84e25d49ded7683acd6ab019e938390627d38d328bcc3df9845faafc17267d43e8732a665c4abfb6debbb0ff4c96b1ef1cf734c9f1bee7ed3cef23312f6ed4e2919cf428e48b8d1e6984c4604af6481ce974a8504034c5d75c0b3fe85edea298a46c72939994b6353fb173912d77107a85c28b5b79db5ba51992c2579f03afeae837070789c2fdde303534ef4d4a15c67cabab56adcbd0566e8fe09a0e1606f333e0d401ab3ee65cd296c62500fdf9b9bd39bc69c"}, {0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800, [], "0bfe4fa06b1bc8b3a60fd7066474037f3de79b0a253712380ad2129d5b6654dac5a709761c842dac0b20fd3f7336ffbdd168b39ea33f6f4d7fd25f978c7b6566f66adfa28a0d2110ee5973e9da228a2a22fbe6e3cb7a167dcb1e1c645f9b1e0149c391c938c95df874b98793751189819f13a30c7ddf27eb74b01ea7f1e397e7a8cf389305ca5ed748a67f989de6e9e4cb2f23f1a2357860e8ba56223f788637d02871750101e96150ef74"}, {0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x86dd, [], "f3f0656f458e959c47982c4781ca9552c64412bba8ca845727af9b4aec30c33cf97efd2ec67fd6991286391ec60a166df7c11aed78b33f6469aa93047d3b26bdc30f31fe1d1191075ef7ce5e57c62d2ebb4fe4e3100ac62906ada33966e0f9df93d7d4cfabb7e22058de9b3ba812fa49512e03608dd562ebf9b32e79f2907992eab2529d487042d3e5569a0bbe9703e4cc8dcd96063bc95345b8d1cf763d0ce95ca2038f4bda2b"}, {0x8, 0x88be, 0x1, {{0x0, 0x1, 0x81, 0x2, 0x1, 0x3, 0x1, 0x4e}, 0x1, {0xffffffff}}}, {0x8, 0x22eb, 0x2, {{0xd, 0x2, 0x2, 0x0, 0x0, 0x1, 0x3, 0x5}, 0x2, {0x7ff, 0x800, 0x2, 0x18, 0x0, 0x0, 0x3, 0x0, 0x1}}}, {0x8, 0x6558, 0x4, "4d100c2708f0955d3520fbb338db063a7ca2bc6b7585e483e579c6ceb3d8622b348470be995674b09e2cc88112edeeca7c55a178dac248c3994942b18cb01eca1e617f7c9c184639569249b64ff3a38b575c033e598e2b4d2db14f6926e0e5778de302a93c46bd50ed1238d99555dc356f0e6b77de4e44715d60224177e7e451227edbc8ddc6c5beb251b1da646e37aa45d60f26bd8e9d"}}}}}}, 0x0) 15:00:03 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') [ 2349.830962] FAULT_INJECTION: forcing a failure. [ 2349.830962] name failslab, interval 1, probability 0, space 0, times 0 [ 2349.833353] CPU: 0 PID: 11633 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2349.834720] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2349.836339] Call Trace: [ 2349.836878] dump_stack+0x107/0x167 [ 2349.837644] should_fail.cold+0x5/0xa [ 2349.838427] ? create_object.isra.0+0x3a/0xa20 [ 2349.839362] should_failslab+0x5/0x20 [ 2349.840135] kmem_cache_alloc+0x5b/0x360 [ 2349.840973] ? __lockdep_reset_lock+0x180/0x180 [ 2349.841937] create_object.isra.0+0x3a/0xa20 [ 2349.842791] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2349.843855] kmem_cache_alloc+0x159/0x360 [ 2349.844729] alloc_vfsmnt+0x23/0x680 [ 2349.845517] clone_mnt+0x6c/0xce0 [ 2349.846239] copy_tree+0x3b0/0xa60 [ 2349.847005] copy_mnt_ns+0x144/0xa00 [ 2349.847755] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2349.848724] ? kmem_cache_alloc+0x2b4/0x360 [ 2349.849597] create_new_namespaces+0xd6/0xb20 [ 2349.850512] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2349.851522] ksys_unshare+0x449/0x8a0 [ 2349.852304] ? unshare_fd+0x1c0/0x1c0 [ 2349.853093] ? ksys_write+0x1a9/0x260 [ 2349.853907] __x64_sys_unshare+0x2d/0x40 [ 2349.854744] do_syscall_64+0x33/0x40 [ 2349.855513] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2349.856568] RIP: 0033:0x7fd87e9ecb19 [ 2349.857343] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2349.861037] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2349.862601] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2349.864041] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2349.865493] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2349.866939] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2349.868375] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2349.898614] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2349.930274] FAT-fs (loop4): bogus number of reserved sectors [ 2349.931840] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2349.993727] FAULT_INJECTION: forcing a failure. [ 2349.993727] name failslab, interval 1, probability 0, space 0, times 0 [ 2349.996441] CPU: 0 PID: 11640 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2349.998073] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2350.000019] Call Trace: [ 2350.000655] dump_stack+0x107/0x167 [ 2350.001546] should_fail.cold+0x5/0xa [ 2350.002448] ? create_object.isra.0+0x3a/0xa20 [ 2350.003532] should_failslab+0x5/0x20 [ 2350.004429] kmem_cache_alloc+0x5b/0x360 [ 2350.005392] ? mark_held_locks+0x9e/0xe0 [ 2350.006353] create_object.isra.0+0x3a/0xa20 [ 2350.007397] kmemleak_alloc_percpu+0xa0/0x100 [ 2350.008461] pcpu_alloc+0x4e2/0x12f0 [ 2350.009389] alloc_vfsmnt+0xfd/0x680 [ 2350.010272] clone_mnt+0x6c/0xce0 [ 2350.011106] copy_tree+0x3b0/0xa60 [ 2350.011987] __do_loopback+0x196/0x3e0 [ 2350.012927] path_mount+0x1bc1/0x20b0 [ 2350.013852] ? strncpy_from_user+0x9e/0x470 [ 2350.014883] ? finish_automount+0xa40/0xa40 [ 2350.015914] ? getname_flags.part.0+0x1dd/0x4f0 [ 2350.017037] __x64_sys_mount+0x282/0x300 [ 2350.018037] ? copy_mnt_ns+0xa00/0xa00 [ 2350.018972] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2350.020116] do_syscall_64+0x33/0x40 [ 2350.020997] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2350.022223] RIP: 0033:0x7fec81c7bb19 [ 2350.023104] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2350.027424] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2350.029210] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2350.030889] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2350.032545] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2350.034212] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2350.035871] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2350.139902] Process accounting resumed [ 2366.097202] kmemleak: 2 new suspected memory leaks (see /sys/kernel/debug/kmemleak) 15:00:29 executing program 3: accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000040)={0x1f, 0x0, @fixed}, &(0x7f0000000080)=0xe, 0x0) eventfd2(0x0, 0x0) stat(0x0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setresuid(0xffffffffffffffff, r0, 0x0) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f00000002c0)=@updsa={0x148, 0x10, 0x1, 0x0, 0x0, {{@in=@initdev={0xac, 0x1e, 0x0, 0x0}, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x32}, @in=@remote, {0x80000000000}, {}, {}, 0x0, 0x0, 0xa, 0x4}, [@algo_crypt={0x58, 0x2, {{'cbc(aes)\x00'}, 0x80, "0f24aa6b13c2e62f3556b1cbcfeac2a0"}}]}, 0x148}}, 0x0) socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(0xffffffffffffffff, &(0x7f0000002e00)={0x0, 0x0, &(0x7f0000002dc0)={&(0x7f00000002c0)=@updsa={0x138, 0x10, 0x0, 0x0, 0x0, {{@in6=@ipv4={'\x00', '\xff\xff', @broadcast}, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xee01}, {@in6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x0, 0x32}, @in6=@private0, {}, {0x0, 0x0, 0xfffffffffffffffe}, {}, 0x0, 0x0, 0xa, 0x4}, [@algo_crypt={0x48, 0x2, {{'cbc(aes)\x00'}}}]}, 0x138}}, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f00000001c0), 0xffffffffffffffff) dup(0xffffffffffffffff) sendmsg$NL80211_CMD_REGISTER_FRAME(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000200)={0x1c, r2, 0x1, 0x0, 0x80000000, {{}, {@val={0x8}, @void}}}, 0x1c}}, 0x24004841) syz_open_procfs(0x0, &(0x7f0000000000)='auxv\x00') 15:00:29 executing program 6: perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0xff, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext={0xfffffffffffffffd}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_80211_inject_frame(&(0x7f0000000040)=@device_b, 0x0, 0x0) socket$packet(0x11, 0x2, 0x300) [ 2375.450540] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium 15:00:29 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 23) 15:00:29 executing program 7: connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x4e24, 0x7, @private2={0xfc, 0x2, '\x00', 0x1}, 0x10001}, 0x1c) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x1, &(0x7f0000000440)=[{&(0x7f0000000040)="2000000080000000060000006a0000000f000000000000000100000001000000004000000040000020000000e0f4655fe0f4655f0100ffff53ef010001000000dff4655f000000000000000001000000000000000b0000000001651b80b23288bc", 0x61, 0x400}], 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB="02"]) 15:00:29 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 69) 15:00:29 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000000280), 0x0, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}, {&(0x7f0000012600)="ed41000000100000e1f4655fe2f4655fe2f4655f000000000000040008", 0x1d, 0x4200}], 0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="cd1863b18c2dad0368c61800000000"]) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x0, 0xfffffffffffffffd}, 0x104}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000480), 0x404800, 0x0) perf_event_open(&(0x7f0000000400)={0x4, 0x80, 0x6, 0x6, 0x4, 0x4, 0x0, 0x6, 0x0, 0x3, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x3, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x4, 0x0, @perf_bp={&(0x7f00000003c0), 0xc}, 0x482, 0x2, 0x6, 0x6, 0xffff, 0x6, 0x8, 0x0, 0x5f63, 0x0, 0xae71}, 0x0, 0x4, r1, 0x1) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) sendmsg$nl_generic(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000700)=ANY=[@ANYBLOB="1c0000002000210c000000010000000002000e000800000000000000"], 0x1c}}, 0x0) preadv(r3, 0x0, 0x0, 0x0, 0x3) readv(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000002c0)=""/149, 0x95}], 0x1) r4 = perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x40082406, &(0x7f0000000740)='-*(!\')]&.)\\^\'-+--\x06`*(\x1a)$-') r5 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1000000, 0x10, r5, 0x81b03000) dup2(0xffffffffffffffff, r0) setxattr$security_selinux(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080), &(0x7f00000000c0)='system_u:object_r:usr_t:s0\x00', 0x1b, 0x0) r6 = syz_open_procfs(0x0, &(0x7f0000000040)='gid_map\x00') preadv(r6, &(0x7f0000000600)=[{&(0x7f0000000080)=""/90, 0x5a}], 0x1, 0x4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000380)='./file0\x00', 0x400000, 0x6) openat(r6, &(0x7f0000000180)='./file0\x00', 0x30001, 0x30) 15:00:29 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 15:00:29 executing program 2: syz_mount_image$vfat(&(0x7f0000000080), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb3cd04d6b66732e66617400020801090470000000f801", 0x17}, {0x0, 0x0, 0x1000a04}], 0x0, &(0x7f0000000180)=ANY=[]) chdir(&(0x7f0000000040)='./file0\x00') r0 = open(&(0x7f0000000040)='./file0\x00', 0x1a18c1, 0x0) pwrite64(r0, &(0x7f0000000080)='*', 0x1, 0x0) unshare(0x28020600) acct(&(0x7f0000000040)='./file0\x00') unshare(0x48020200) (fail_nth: 48) [ 2375.487387] FAT-fs (loop4): bogus number of reserved sectors [ 2375.488686] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2375.534315] FAULT_INJECTION: forcing a failure. [ 2375.534315] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2375.536979] CPU: 0 PID: 11676 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2375.538402] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2375.540083] Call Trace: [ 2375.540627] dump_stack+0x107/0x167 [ 2375.541368] should_fail.cold+0x5/0xa [ 2375.542175] _copy_from_user+0x2e/0x1b0 [ 2375.543009] __copy_msghdr_from_user+0x91/0x4b0 [ 2375.543950] ? __ia32_sys_shutdown+0x80/0x80 [ 2375.544837] ? unix_stream_recvmsg+0xf0/0xf0 [ 2375.545735] ? sock_sendmsg+0x55/0x190 [ 2375.546520] sendmsg_copy_msghdr+0xa1/0x160 [ 2375.547412] ? do_recvmmsg+0x6d0/0x6d0 [ 2375.548222] ? __lock_acquire+0x1657/0x5b00 [ 2375.549128] ___sys_sendmsg+0xc6/0x170 [ 2375.549941] ? sendmsg_copy_msghdr+0x160/0x160 [ 2375.550891] ? __lockdep_reset_lock+0x180/0x180 [ 2375.551867] ? find_held_lock+0x2c/0x110 [ 2375.552718] ? __might_fault+0xd3/0x180 [ 2375.553541] ? lock_downgrade+0x6d0/0x6d0 [ 2375.554415] ? io_schedule_timeout+0x140/0x140 [ 2375.555377] __sys_sendmmsg+0x195/0x470 [ 2375.556184] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2375.557060] ? lock_downgrade+0x6d0/0x6d0 [ 2375.557926] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2375.558917] ? wait_for_completion+0x270/0x270 [ 2375.559855] ? rcu_read_lock_any_held+0x75/0xa0 [ 2375.560797] ? vfs_write+0x354/0xa30 [ 2375.561556] ? fput_many+0x2f/0x1a0 [ 2375.562305] ? ksys_write+0x1a9/0x260 [ 2375.563089] __x64_sys_sendmmsg+0x99/0x100 [ 2375.563940] do_syscall_64+0x33/0x40 [ 2375.564704] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2375.565738] RIP: 0033:0x7fc22ce06b19 [ 2375.566504] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2375.570217] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2375.571795] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2375.573229] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2375.574666] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2375.576096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2375.577520] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 [ 2375.586909] EXT4-fs (loop7): Unrecognized mount option "" or missing value [ 2375.598879] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2375.614828] FAULT_INJECTION: forcing a failure. [ 2375.614828] name failslab, interval 1, probability 0, space 0, times 0 [ 2375.617138] CPU: 1 PID: 11687 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2375.618540] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2375.620206] Call Trace: [ 2375.620751] dump_stack+0x107/0x167 [ 2375.621491] should_fail.cold+0x5/0xa [ 2375.622274] ? alloc_vfsmnt+0x23/0x680 [ 2375.623091] should_failslab+0x5/0x20 [ 2375.623868] kmem_cache_alloc+0x5b/0x360 [ 2375.624685] ? copy_tree+0x61a/0xa60 [ 2375.625447] alloc_vfsmnt+0x23/0x680 [ 2375.626234] clone_mnt+0x6c/0xce0 [ 2375.626950] copy_tree+0x3b0/0xa60 [ 2375.627689] __do_loopback+0x196/0x3e0 [ 2375.628486] path_mount+0x1bc1/0x20b0 [ 2375.629266] ? strncpy_from_user+0x9e/0x470 [ 2375.630155] ? finish_automount+0xa40/0xa40 [ 2375.631032] ? getname_flags.part.0+0x1dd/0x4f0 [ 2375.631992] __x64_sys_mount+0x282/0x300 [ 2375.632817] ? copy_mnt_ns+0xa00/0xa00 [ 2375.633614] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2375.634609] do_syscall_64+0x33/0x40 [ 2375.635359] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2375.636385] RIP: 0033:0x7fec81c7bb19 [ 2375.637132] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2375.640812] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2375.642341] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2375.643803] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2375.645233] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2375.646675] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2375.648111] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 15:00:29 executing program 4: r0 = syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="601c6d6b646f73662a7b3b00", 0xc}, {&(0x7f0000010100)="f8ffff00f0ff", 0x6, 0x800}, {&(0x7f0000010300)="53595a4b414c4c45522020080000e780325132510000e780325100000000000041660069006c00650030000f00fc0000ffffffffffffffffffff0000ffffffff46494c4530202020202020100016e870325132510000e870325103", 0x5b, 0x1800}, {&(0x7f0000010500)="2e20202020202020202020100016e870325132510000e87032510300000000002e2e20202020202020202010", 0x2c, 0x42000}], 0x0, &(0x7f0000000300)={[{@fat=@check_strict}]}) chdir(&(0x7f0000000280)='./file0\x00') mkdirat(r0, &(0x7f0000003500)='./file0/file0\x00', 0xb0) chdir(&(0x7f00000000c0)='./file0\x00') 15:00:29 executing program 0: syz_mount_image$ext4(&(0x7f0000000000)='ext2\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x3, &(0x7f0000000200)=[{&(0x7f0000000280), 0x0, 0x400}, {&(0x7f0000010400)="020000000300000004", 0x9, 0x1000}, {&(0x7f0000012600)="ed41000000100000e1f4655fe2f4655fe2f4655f000000000000040008", 0x1d, 0x4200}], 0x0, &(0x7f0000000140)=ANY=[@ANYBLOB="cd1863b18c2dad0368c61800000000"]) r0 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x0, 0xfffffffffffffffd}, 0x104}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000480), 0x404800, 0x0) perf_event_open(&(0x7f0000000400)={0x4, 0x80, 0x6, 0x6, 0x4, 0x4, 0x0, 0x6, 0x0, 0x3, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x3, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x4, 0x0, @perf_bp={&(0x7f00000003c0), 0xc}, 0x482, 0x2, 0x6, 0x6, 0xffff, 0x6, 0x8, 0x0, 0x5f63, 0x0, 0xae71}, 0x0, 0x4, r1, 0x1) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) sendmsg$nl_generic(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000700)=ANY=[@ANYBLOB="1c0000002000210c000000010000000002000e000800000000000000"], 0x1c}}, 0x0) preadv(r3, 0x0, 0x0, 0x0, 0x3) readv(0xffffffffffffffff, &(0x7f00000001c0)=[{&(0x7f00000002c0)=""/149, 0x95}], 0x1) r4 = perf_event_open(&(0x7f0000000200)={0x2, 0x80, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x40082406, &(0x7f0000000740)='-*(!\')]&.)\\^\'-+--\x06`*(\x1a)$-') r5 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1000000, 0x10, r5, 0x81b03000) dup2(0xffffffffffffffff, r0) setxattr$security_selinux(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080), &(0x7f00000000c0)='system_u:object_r:usr_t:s0\x00', 0x1b, 0x0) r6 = syz_open_procfs(0x0, &(0x7f0000000040)='gid_map\x00') preadv(r6, &(0x7f0000000600)=[{&(0x7f0000000080)=""/90, 0x5a}], 0x1, 0x4, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000380)='./file0\x00', 0x400000, 0x6) openat(r6, &(0x7f0000000180)='./file0\x00', 0x30001, 0x30) 15:00:29 executing program 3: syz_genetlink_get_family_id$nl80211(&(0x7f0000000180), 0xffffffffffffffff) r0 = creat(&(0x7f0000000080)='./file0\x00', 0x0) fadvise64(r0, 0xfff, 0x5, 0x4) sendmsg$TIPC_CMD_SET_NETID(r0, &(0x7f0000000900)={&(0x7f0000000840)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000008c0)={&(0x7f0000000880)={0x24, 0x0, 0x0, 0x70bd2c, 0x25dfdbfd, {{}, {}, {0x8, 0x2, 0x3f}}, [""]}, 0x24}, 0x1, 0x0, 0x0, 0x890}, 0x40830) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r1 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x42, 0x0) clone3(&(0x7f00000000c0)={0x1040100, 0x0, 0x0, 0x0, {}, 0x0, 0x0, 0x0, 0x0}, 0x58) readv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000940)=""/4096, 0x1000}], 0x1) ioctl$EXT4_IOC_GROUP_ADD(r1, 0x40086607, &(0x7f0000000000)={0xfe000000, 0x0, 0x200000000000, 0x80}) 15:00:29 executing program 7: r0 = syz_open_dev$tty20(0xc, 0x4, 0x0) r1 = perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_PRECACHE_EXTENTS(r1, 0x6612) ioctl$TCSETSW2(r0, 0x402c542c, &(0x7f0000000040)={0x9, 0x4, 0xef7, 0xd8, 0x7f, "4e84aebbcd3131dd46145aec331138c9f7e94c", 0x20, 0x101}) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)=0x2) r2 = dup(0xffffffffffffffff) sendto$inet(r2, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x3b}}, 0x10) ioctl$TCSETSW(r2, 0x5403, &(0x7f00000000c0)={0x1e1, 0x80000001, 0x9, 0xffff0000, 0x15, "01f4255028fa5d6a8f8b0ba7c26ce4e773f202"}) io_setup(0x3e7, &(0x7f0000000580)=0x0) io_submit(r3, 0x1, &(0x7f0000000a40)=[&(0x7f0000000080)={0x4004800, 0x500, 0x0, 0x0, 0x0, r0, 0x0}]) ioctl$TIOCVHANGUP(r0, 0x5437, 0x0) [ 2375.708776] FAULT_INJECTION: forcing a failure. [ 2375.708776] name failslab, interval 1, probability 0, space 0, times 0 [ 2375.711324] CPU: 0 PID: 11688 Comm: syz-executor.2 Not tainted 5.10.158 #1 [ 2375.712725] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2375.714411] Call Trace: [ 2375.714960] dump_stack+0x107/0x167 [ 2375.715710] should_fail.cold+0x5/0xa [ 2375.716490] ? create_object.isra.0+0x3a/0xa20 [ 2375.717425] should_failslab+0x5/0x20 [ 2375.718219] kmem_cache_alloc+0x5b/0x360 [ 2375.719060] create_object.isra.0+0x3a/0xa20 [ 2375.719952] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2375.720983] kmem_cache_alloc+0x159/0x360 [ 2375.721840] alloc_vfsmnt+0x23/0x680 [ 2375.722600] clone_mnt+0x6c/0xce0 [ 2375.723320] copy_tree+0x3b0/0xa60 [ 2375.724077] copy_mnt_ns+0x144/0xa00 [ 2375.724839] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2375.725833] ? kmem_cache_alloc+0x2b4/0x360 [ 2375.726724] create_new_namespaces+0xd6/0xb20 [ 2375.727656] unshare_nsproxy_namespaces+0xc1/0x1f0 [ 2375.728656] ksys_unshare+0x449/0x8a0 [ 2375.729451] ? unshare_fd+0x1c0/0x1c0 [ 2375.730224] ? fput_many+0x2f/0x1a0 [ 2375.730951] ? ksys_write+0x1a9/0x260 [ 2375.731731] __x64_sys_unshare+0x2d/0x40 [ 2375.732558] do_syscall_64+0x33/0x40 [ 2375.733317] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2375.734368] RIP: 0033:0x7fd87e9ecb19 [ 2375.735124] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2375.738858] RSP: 002b:00007fd87bf62188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 2375.740413] RAX: ffffffffffffffda RBX: 00007fd87eafff60 RCX: 00007fd87e9ecb19 [ 2375.741875] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000048020200 [ 2375.743331] RBP: 00007fd87bf621d0 R08: 0000000000000000 R09: 0000000000000000 [ 2375.743342] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 15:00:29 executing program 1: r0 = socket$inet6_udp(0xa, 0x2, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000140)={0xa, 0x4e20, 0x0, @mcast2, 0x7}, 0x1c) connect$inet6(0xffffffffffffffff, &(0x7f0000000240)={0xa, 0x4e20, 0x9, @mcast1, 0x4}, 0x1c) ioctl$BTRFS_IOC_INO_PATHS(r0, 0xc0389423, &(0x7f0000000100)={0x80000000, 0x18, [0x3, 0xc000, 0x80000001, 0x6ce], &(0x7f0000000000)=[0x0, 0x0, 0x0]}) perf_event_open(&(0x7f0000001d80)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000d80)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) creat(&(0x7f00000000c0)='./file0/file0\x00', 0xcb) setsockopt$inet6_udp_int(r2, 0x11, 0x0, &(0x7f0000000040), 0x4) openat$nvram(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getpeername$inet6(r0, &(0x7f00000001c0)={0xa, 0x0, 0x0, @mcast2}, &(0x7f0000000200)=0x1c) sendmmsg$inet6(r0, &(0x7f0000004d00)=[{{0x0, 0xfffffdef, &(0x7f00000004c0)=[{&(0x7f0000000080)='K', 0x1}], 0x1}}], 0x7ffff000, 0x0) (fail_nth: 70) [ 2375.743354] R13: 00007ffcca18542f R14: 00007fd87bf62300 R15: 0000000000022000 [ 2375.752713] EXT4-fs warning (device sda): ext4_group_extend:1808: need to use ext2online to resize further [ 2375.793612] EXT4-fs warning (device sda): ext4_group_extend:1808: need to use ext2online to resize further [ 2375.839081] FAT-fs (loop4): bogus number of reserved sectors [ 2375.840396] FAT-fs (loop4): Can't find a valid FAT filesystem [ 2375.852197] serio: Serial port tty34 15:00:29 executing program 3: r0 = inotify_init1(0x0) r1 = inotify_add_watch(r0, &(0x7f0000000040)='.\x00', 0x2000003) syz_mount_image$nfs4(0x0, &(0x7f0000000080)='./file0\x00', 0x2d4, 0x0, 0x0, 0x1008, 0x0) inotify_rm_watch(r0, r1) r2 = openat$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r3 = dup(r2) inotify_add_watch(0xffffffffffffffff, &(0x7f00000001c0)='./file0\x00', 0x40) inotify_add_watch(r0, &(0x7f0000000000)='./file0\x00', 0x10) getdents64(r3, &(0x7f0000000100)=""/165, 0xa5) [ 2375.912753] serio: Serial port tty34 [ 2375.947526] FAULT_INJECTION: forcing a failure. [ 2375.947526] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 2375.950265] CPU: 1 PID: 11715 Comm: syz-executor.1 Not tainted 5.10.158 #1 [ 2375.951675] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2375.953362] Call Trace: [ 2375.953917] dump_stack+0x107/0x167 [ 2375.954663] should_fail.cold+0x5/0xa [ 2375.955445] _copy_from_user+0x2e/0x1b0 [ 2375.956251] __copy_msghdr_from_user+0x91/0x4b0 [ 2375.957208] ? __ia32_sys_shutdown+0x80/0x80 [ 2375.958110] ? unix_stream_recvmsg+0xf0/0xf0 [ 2375.959004] ? sock_sendmsg+0x55/0x190 [ 2375.959799] sendmsg_copy_msghdr+0xa1/0x160 [ 2375.960671] ? do_recvmmsg+0x6d0/0x6d0 [ 2375.961477] ? __lock_acquire+0x1657/0x5b00 [ 2375.962402] ___sys_sendmsg+0xc6/0x170 [ 2375.963188] ? sendmsg_copy_msghdr+0x160/0x160 [ 2375.964140] ? vmacache_find+0x55/0x2a0 [ 2375.964950] ? __lockdep_reset_lock+0x180/0x180 [ 2375.965919] ? find_held_lock+0x2c/0x110 [ 2375.966746] ? __might_fault+0xd3/0x180 [ 2375.967552] ? lock_downgrade+0x6d0/0x6d0 [ 2375.968393] ? asm_exc_page_fault+0x1e/0x30 [ 2375.969285] __sys_sendmmsg+0x195/0x470 [ 2375.970106] ? __ia32_sys_sendmsg+0xb0/0xb0 [ 2375.970981] ? lock_downgrade+0x6d0/0x6d0 [ 2375.971843] ? __mutex_unlock_slowpath+0xe1/0x600 [ 2375.972825] ? wait_for_completion+0x270/0x270 [ 2375.973764] ? rcu_read_lock_any_held+0x75/0xa0 [ 2375.974705] ? vfs_write+0x354/0xa30 [ 2375.975464] ? fput_many+0x2f/0x1a0 [ 2375.976205] ? ksys_write+0x1a9/0x260 [ 2375.976998] __x64_sys_sendmmsg+0x99/0x100 [ 2375.977868] do_syscall_64+0x33/0x40 [ 2375.978628] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2375.979661] RIP: 0033:0x7fc22ce06b19 [ 2375.980425] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2375.984201] RSP: 002b:00007fc22a37c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 2375.985779] RAX: ffffffffffffffda RBX: 00007fc22cf19f60 RCX: 00007fc22ce06b19 [ 2375.987241] RDX: 000000007ffff000 RSI: 0000000020004d00 RDI: 0000000000000003 [ 2375.988722] RBP: 00007fc22a37c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2375.990183] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 2375.991650] R13: 00007ffe4bee7d3f R14: 00007fc22a37c300 R15: 0000000000022000 15:00:29 executing program 5: syz_mount_image$ext4(0x0, &(0x7f0000000200)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0) mount(0x0, &(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='ramfs\x00', 0x0, 0x0) syz_mount_image$vfat(&(0x7f00000001c0), &(0x7f0000000100)='./file1\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000001580)="eb58906d6b66732e66617400020820000200008000f8000020005d00000000000000000001", 0x25}, {0x0, 0x0, 0xffffffffffffc587}], 0x0, &(0x7f00000000c0)=ANY=[]) mount(0x0, &(0x7f0000000100)='./file0\x00', 0x0, 0x100000, 0x0) mount$bind(&(0x7f00000003c0)='./file0\x00', &(0x7f0000000400)='./file0\x00', 0x0, 0x221004, 0x0) mount$9p_unix(&(0x7f0000000040)='./file0\x00', &(0x7f0000000540)='./file0\x00', 0x0, 0x809089, 0x0) mount$bind(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='./file0\x00', 0x0, 0x1000, 0x0) mount$bind(&(0x7f00000002c0)='.\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x2154d4, 0x0) (fail_nth: 24) [ 2376.133235] FAT-fs (loop5): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) [ 2376.134309] Process accounting resumed [ 2376.137302] FAULT_INJECTION: forcing a failure. [ 2376.137302] name failslab, interval 1, probability 0, space 0, times 0 [ 2376.138995] CPU: 0 PID: 11722 Comm: syz-executor.5 Not tainted 5.10.158 #1 [ 2376.139951] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 2376.141029] Call Trace: [ 2376.141365] dump_stack+0x107/0x167 [ 2376.141836] should_fail.cold+0x5/0xa [ 2376.142318] ? create_object.isra.0+0x3a/0xa20 [ 2376.142899] should_failslab+0x5/0x20 [ 2376.143374] kmem_cache_alloc+0x5b/0x360 [ 2376.143892] create_object.isra.0+0x3a/0xa20 [ 2376.144441] ? __kasan_kmalloc.constprop.0+0xc9/0xd0 [ 2376.145085] kmem_cache_alloc+0x159/0x360 [ 2376.145613] alloc_vfsmnt+0x23/0x680 [ 2376.146096] clone_mnt+0x6c/0xce0 [ 2376.146544] copy_tree+0x3b0/0xa60 [ 2376.147015] __do_loopback+0x196/0x3e0 [ 2376.147512] path_mount+0x1bc1/0x20b0 [ 2376.148010] ? strncpy_from_user+0x9e/0x470 [ 2376.148560] ? finish_automount+0xa40/0xa40 [ 2376.149112] ? getname_flags.part.0+0x1dd/0x4f0 [ 2376.149724] __x64_sys_mount+0x282/0x300 [ 2376.150287] ? copy_mnt_ns+0xa00/0xa00 [ 2376.150785] ? rcu_read_lock_sched_held+0x3e/0x80 [ 2376.151448] do_syscall_64+0x33/0x40 [ 2376.151915] entry_SYSCALL_64_after_hwframe+0x61/0xc6 [ 2376.152601] RIP: 0033:0x7fec81c7bb19 [ 2376.153071] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 2376.155530] RSP: 002b:00007fec7f1f1188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 2376.156474] RAX: ffffffffffffffda RBX: 00007fec81d8ef60 RCX: 00007fec81c7bb19 [ 2376.157427] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 00000000200002c0 [ 2376.158397] RBP: 00007fec7f1f11d0 R08: 0000000000000000 R09: 0000000000000000 [ 2376.159356] R10: 00000000002154d4 R11: 0000000000000246 R12: 0000000000000002 [ 2376.160314] R13: 00007ffd31163e3f R14: 00007fec7f1f1300 R15: 0000000000022000 [ 2381.267078] Bluetooth: hci3: command 0x0409 tx timeout [ 2383.315087] Bluetooth: hci3: command 0x041b tx timeout [ 2385.363072] Bluetooth: hci3: command 0x040f tx timeout [ 2386.926759] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2386.928496] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2386.936448] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2387.000476] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2387.002294] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2387.005442] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2387.170768] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2387.411138] Bluetooth: hci3: command 0x0419 tx timeout [ 2392.083186] Bluetooth: hci3: command 0x0409 tx timeout [ 2394.131186] Bluetooth: hci3: command 0x041b tx timeout [ 2396.179768] Bluetooth: hci3: command 0x040f tx timeout [ 2397.873796] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2397.875786] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2397.888610] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2397.914843] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2397.916837] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2397.919940] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2398.118731] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2398.227046] Bluetooth: hci3: command 0x0419 tx timeout [ 2398.436399] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2402.963077] Bluetooth: hci3: command 0x0409 tx timeout [ 2405.011074] Bluetooth: hci3: command 0x041b tx timeout [ 2407.059041] Bluetooth: hci3: command 0x040f tx timeout [ 2408.653715] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2408.656193] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2408.659458] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2408.714047] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2408.715834] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2408.719239] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2408.896802] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2409.107079] Bluetooth: hci3: command 0x0419 tx timeout [ 2409.206785] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2413.715224] Bluetooth: hci3: command 0x0409 tx timeout [ 2415.764053] Bluetooth: hci3: command 0x041b tx timeout [ 2417.811087] Bluetooth: hci3: command 0x040f tx timeout [ 2419.337122] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2419.338867] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2419.341776] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2419.397134] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2419.399275] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2419.402124] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2419.561870] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2419.859056] Bluetooth: hci3: command 0x0419 tx timeout [ 2424.339066] Bluetooth: hci3: command 0x0409 tx timeout [ 2426.387049] Bluetooth: hci3: command 0x041b tx timeout [ 2428.435050] Bluetooth: hci3: command 0x040f tx timeout [ 2429.762302] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2429.764684] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2429.769318] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2429.825897] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2429.828110] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2429.833342] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2429.995715] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2434.771072] Bluetooth: hci3: command 0x0409 tx timeout [ 2436.819065] Bluetooth: hci3: command 0x041b tx timeout [ 2438.867059] Bluetooth: hci3: command 0x040f tx timeout [ 2440.345374] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2440.347462] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2440.351200] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2440.424301] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2440.426524] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2440.429719] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2440.613756] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2440.915039] Bluetooth: hci3: command 0x0419 tx timeout [ 2445.459060] Bluetooth: hci3: command 0x0409 tx timeout [ 2447.507063] Bluetooth: hci3: command 0x041b tx timeout [ 2449.555170] Bluetooth: hci3: command 0x040f tx timeout [ 2451.030826] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2451.033064] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2451.036831] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2451.091760] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2451.093972] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2451.098062] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2451.284865] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2451.604093] Bluetooth: hci3: command 0x0419 tx timeout [ 2456.211163] Bluetooth: hci3: command 0x0409 tx timeout [ 2458.259061] Bluetooth: hci3: command 0x041b tx timeout [ 2460.308233] Bluetooth: hci3: command 0x040f tx timeout [ 2461.570362] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2461.572199] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2461.575333] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2461.629171] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2461.630939] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2461.634074] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2461.785535] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2466.643094] Bluetooth: hci3: command 0x0409 tx timeout [ 2468.691066] Bluetooth: hci3: command 0x041b tx timeout [ 2470.739074] Bluetooth: hci3: command 0x040f tx timeout [ 2472.175306] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2472.177114] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2472.180092] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2472.206200] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2472.207932] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2472.210475] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2472.393478] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2472.707772] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2477.267064] Bluetooth: hci3: command 0x0409 tx timeout [ 2479.315051] Bluetooth: hci3: command 0x041b tx timeout [ 2481.364044] Bluetooth: hci3: command 0x040f tx timeout [ 2482.569995] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2482.572470] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2482.575938] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2482.629431] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2482.631534] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2482.636499] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2482.792298] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 2487.635062] Bluetooth: hci3: command 0x0409 tx timeout [ 2489.683070] Bluetooth: hci3: command 0x041b tx timeout [ 2491.732264] Bluetooth: hci3: command 0x040f tx timeout [ 2492.802465] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2492.804197] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2492.807561] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 2492.857064] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 2492.859510] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 2492.862860] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 2493.030059] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium 2022/12/15 15:02:27 executor 6 failed 11 times: executor 6: exit status 67 SYZFAIL: netlink_send_ext: short netlink write wrote=-1, want=20 (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67 VM DIAGNOSIS: 15:02:27 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88800d8d3010 RCX=ffffffff8126fbbf RDX=1ffff11001b1a603 RSI=0000000000000008 RDI=ffff88800d8d3018 RBP=1ffff11003dc6ed6 RSP=ffff88801ee376a0 R8 =0000000000000000 R9 =ffffffff8567068f R10=fffffbfff0ace0d1 R11=0000000000000001 R12=ffffffff84ff8120 R13=ffff888042874b20 R14=dffffc0000000000 R15=00007fc22af65000 RIP=ffffffff8126fbf9 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806ce00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000556bd6c52408 CR3=0000000032e10000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=32343330303735383472696474736574 XMM02=2f323433303037353834726964747365 XMM03=4637527177682e72656c6c616b7a7973 XMM04=3d65746f72770a6574697277206b6e69 XMM05=727265282030323d746e6177202c312d XMM06=6420656c696620646142203a39206f6e XMM07=41465a59530a29726f74706972637365 XMM08=3d65746f72770a6574697277206b6e69 XMM09=727265282030323d746e6177202c312d XMM10=6420656c696620646142203a39206f6e XMM11=41465a59530a29726f74706972637365 XMM12=64656c69616620646c696863203a4c49 XMM13=63637553203a30206f6e72726528200a XMM14=64657469786520706f6f6c0a29737365 XMM15=0a373620737574617473206874697720 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000041000 RCX=ffffffff815f20d0 RDX=ffff888008e31980 RSI=ffffffff815f20de RDI=0000000000000005 RBP=1ffff1100684feda RSP=ffff88803427f6c8 R8 =0000000000000000 R9 =ffff888008e31987 R10=0000000000000000 R11=0000000000000001 R12=ffff88800dbfbb00 R13=00007f19b39ec000 R14=000000000007ffdf R15=0000000000000000 RIP=ffffffff815f20e5 RFL=00000293 [--S-A-C] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff88806cf00000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9b247b0fb8 CR3=0000000016c76000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001fa0 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=636578650a3a73656d69742031312064 XMM02=6174732074697865203a3620726f7475 XMM03=203a4c4941465a59530a373620737574 XMM04=7478655f646e65735f6b6e696c74656e XMM05=206b6e696c74656e2074726f6873203a XMM06=202c312d3d65746f72770a6574697277 XMM07=39206f6e727265282030323d746e6177 XMM08=3d65746f72770a6574697277206b6e69 XMM09=727265282030323d746e6177202c312d XMM10=6420656c696620646142203a39206f6e XMM11=41465a59530a29726f74706972637365 XMM12=64656c69616620646c696863203a4c49 XMM13=63637553203a30206f6e72726528200a XMM14=64657469786520706f6f6c0a29737365 XMM15=0a373620737574617473206874697720