0x2}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x35b7}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xa2}]}, @CTA_NAT_DST={0x64, 0xd, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @CTA_NAT_V6_MINIP={0x14, 0x4, @private0={0xfc, 0x0, '\x00', 0x1}}, @CTA_NAT_PROTO={0xc, 0x3, 0x0, 0x1, [@CTA_PROTONAT_PORT_MAX={0x6, 0x2, 0x4e24}]}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @loopback}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @empty}, @CTA_NAT_V4_MINIP={0x8, 0x1, @remote}, @CTA_NAT_V6_MINIP={0x14, 0x4, @mcast1}]}, @CTA_TUPLE_MASTER={0x38, 0xe, 0x0, 0x1, [@CTA_TUPLE_IP={0x2c, 0x1, 0x0, 0x1, @ipv6={{0x14, 0x3, @mcast2}, {0x14, 0x4, @mcast2}}}, @CTA_TUPLE_ZONE={0x6}]}]}, 0x108}, 0x1, 0x0, 0x0, 0x4000000}, 0x800) mount$bind(&(0x7f0000000180)='./file0\x00', &(0x7f0000000240)='./file0\x00', &(0x7f0000000300), 0x4, 0x0) [ 2329.773134] loop3: detected capacity change from 0 to 40 [ 2329.875521] syz-executor.3: attempt to access beyond end of device [ 2329.875521] loop3: rw=2049, sector=40, nr_sectors = 4 limit=40 [ 2329.877393] Buffer I/O error on dev loop3, logical block 10, lost async page write 05:44:29 executing program 3: syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="601c6d6b646f7366d8a02b00080101000440002000f801", 0x17}, {0x0, 0x2, 0x2800}], 0x0, &(0x7f0000000140)=ANY=[]) chdir(&(0x7f0000000140)='./file0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f00000001c0), 0x301c03, 0x0) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x8001) r1 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x101042, 0x0) write$binfmt_aout(r1, &(0x7f0000001180)=ANY=[], 0x220) perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 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, @perf_bp={&(0x7f0000000040)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xb) fsconfig$FSCONFIG_SET_FD(0xffffffffffffffff, 0x5, &(0x7f0000000380)=']p\"\xae\x06\xc40\x1a\x1a\\\x9e\x8a\x17@)#\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x004I\x1c4P\x0e\xc4!\xc9\xece\x84\x85\xf2\xdb\xd3\xa7_\xe5\x95\x04\xdae\xca\xfd\xe2\xd1\xc5\x13\xf3u\xea\xc0\xb5b[\x9adH~\n\xe1\x86\x1f\xe7s\x04\xe8\xf2$\xae\xa8\xe7\xbd\x05\xb0B\xf2\x9cp\xc73\x9db\xc4\xe8EC\xbd\xc9\xf8\x0e\xd7\x1b\x11\xaf\xbf [ 2705.087733] dump_stack_lvl+0x8b/0xc3 [ 2705.088325] print_report+0x175/0x478 [ 2705.088907] ? __lock_acquire+0x42c9/0x5e80 [ 2705.089565] kasan_report+0xbb/0x1d0 [ 2705.090137] ? __lock_acquire+0x42c9/0x5e80 [ 2705.090771] __lock_acquire+0x42c9/0x5e80 [ 2705.091871] ? mark_lock.part.0+0x0/0x2f80 [ 2705.096092] ? finish_task_switch.isra.0+0x22d/0x8b0 [ 2705.096860] ? __lock_acquire+0x0/0x5e80 [ 2705.097493] ? __switch_to+0x5bf/0xf30 [ 2705.098138] lock_acquire+0x1a2/0x540 [ 2705.098755] ? kmemleak_scan+0x1a0/0x1610 [ 2705.099402] ? lock_acquire+0x0/0x540 [ 2705.100008] ? __call_rcu_common.constprop.0+0x589/0xa50 [ 2705.100845] ? __call_rcu_common.constprop.0+0x589/0xa50 [ 2705.101696] ? lockdep_hardirqs_on+0x79/0x110 [ 2705.102427] ? _raw_spin_lock_irq+0x41/0x60 [ 2705.103125] _raw_spin_lock_irq+0x32/0x60 [ 2705.103816] ? kmemleak_scan+0x1a0/0x1610 [ 2705.104470] kmemleak_scan+0x1a0/0x1610 [ 2705.105121] ? kmemleak_scan+0x0/0x1610 [ 2705.105776] ? strncpy_from_user+0x204/0x3f0 [ 2705.106508] kmemleak_write+0x570/0x690 [ 2705.107137] ? kmemleak_write+0x0/0x690 [ 2705.107789] ? debugfs_file_get+0x1ce/0x460 [ 2705.108475] ? debugfs_file_get+0x0/0x460 [ 2705.109156] full_proxy_write+0x11d/0x1a0 [ 2705.109819] vfs_write+0x2cb/0xda0 [ 2705.110403] ? full_proxy_write+0x0/0x1a0 [ 2705.111061] ? vfs_write+0x0/0xda0 [ 2705.111657] ? lock_release+0x3b2/0x760 [ 2705.112317] ? __up_read+0x192/0x740 [ 2705.112923] ? handle_mm_fault+0x696/0x970 [ 2705.113633] ? __up_read+0x0/0x740 [ 2705.114221] ? __fget_light+0x212/0x290 [ 2705.114865] ksys_write+0x127/0x260 [ 2705.115467] ? ksys_write+0x0/0x260 [ 2705.116075] ? syscall_enter_from_user_mode+0x1d/0x60 [ 2705.116905] ? syscall_enter_from_user_mode+0x1d/0x60 [ 2705.117765] do_syscall_64+0x3b/0xa0 [ 2705.118371] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 2705.119193] RIP: 0033:0x7f18cdb6e5c3 [ 2705.119788] Code: 16 00 00 00 eb ae 90 b8 6e 00 00 00 eb a6 e8 44 ef 04 00 0f 1f 40 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 55 c3 0f 1f 40 00 48 83 ec 28 48 89 54 24 18 [ 2705.122605] RSP: 002b:00007ffd8bafb138 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2705.123787] RAX: ffffffffffffffda RBX: 00007ffd8bafb778 RCX: 00007f18cdb6e5c3 [ 2705.124892] RDX: 0000000000000004 RSI: 00007f18cdc24ed9 RDI: 0000000000000003 [ 2705.126015] RBP: 0000000000000002 R08: 0000000000000a90 R09: 00007ffd8bb00080 [ 2705.127126] R10: 00007ffd8bb00090 R11: 0000000000000246 R12: 00000000fffffff6 [ 2705.128236] R13: 00007ffd8bafcef1 R14: 0000000000000000 R15: 0000000000294490 [ 2705.129369] [ 2705.129750] [ 2705.130020] Allocated by task 12069: [ 2705.130608] kasan_save_stack+0x1e/0x50 [ 2705.131253] kasan_set_track+0x21/0x40 [ 2705.131880] __kasan_slab_alloc+0x58/0x80 [ 2705.132551] kmem_cache_alloc+0x1a9/0x3f0 [ 2705.133220] __create_object+0x3d/0xc10 [ 2705.133844] kmem_cache_alloc+0x235/0x3f0 [ 2705.134504] __alloc_file+0x21/0x250 [ 2705.135088] alloc_empty_file+0x6d/0x180 [ 2705.135730] path_openat+0xd4/0x29c0 [ 2705.136318] do_filp_open+0x1b6/0x420 [ 2705.136915] do_sys_openat2+0x171/0x4d0 [ 2705.137554] __x64_sys_openat+0x13f/0x200 [ 2705.138231] do_syscall_64+0x3b/0xa0 [ 2705.138825] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 2705.139639] [ 2705.139915] Freed by task 13: [ 2705.140407] kasan_save_stack+0x1e/0x50 [ 2705.141044] kasan_set_track+0x21/0x40 [ 2705.141680] kasan_save_free_info+0x2a/0x60 [ 2705.142385] __kasan_slab_free+0x106/0x1a0 [ 2705.143061] kmem_cache_free+0xf7/0x620 [ 2705.143704] rcu_core+0x7e2/0x2090 [ 2705.144280] __do_softirq+0x1c3/0x8f5 [ 2705.144898] [ 2705.145177] Last potentially related work creation: [ 2705.145955] kasan_save_stack+0x1e/0x50 [ 2705.146586] __kasan_record_aux_stack+0x95/0xc0 [ 2705.147322] __call_rcu_common.constprop.0+0x6a/0xa50 [ 2705.148141] kmem_cache_free+0xbd/0x620 [ 2705.148792] rcu_core+0x7e2/0x2090 [ 2705.149365] __do_softirq+0x1c3/0x8f5 [ 2705.149985] [ 2705.150266] Second to last potentially related work creation: [ 2705.151149] kasan_save_stack+0x1e/0x50 [ 2705.151779] __kasan_record_aux_stack+0x95/0xc0 [ 2705.152527] __call_rcu_common.constprop.0+0x6a/0xa50 [ 2705.153350] __kmem_cache_free+0x91/0x410 [ 2705.154010] kvfree+0x42/0x60 [ 2705.154508] simple_xattr_set+0x3f8/0x620 [ 2705.155171] shmem_xattr_handler_set+0x42/0xd0 [ 2705.155904] __vfs_setxattr+0x171/0x1f0 [ 2705.156534] __vfs_setxattr_noperm+0x125/0x610 [ 2705.157268] __vfs_setxattr_locked+0x1d3/0x270 [ 2705.158008] vfs_setxattr+0x13f/0x340 [ 2705.158610] do_setxattr+0x151/0x1a0 [ 2705.159191] setxattr+0x14d/0x180 [ 2705.159756] path_setxattr+0x19b/0x1e0 [ 2705.160357] __x64_sys_setxattr+0xc0/0x170 [ 2705.161035] do_syscall_64+0x3b/0xa0 [ 2705.161637] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 2705.162448] [ 2705.162714] The buggy address belongs to the object at ffff88800cdc05f0 [ 2705.162714] which belongs to the cache kmemleak_object of size 240 [ 2705.164480] The buggy address is located 24 bytes inside of [ 2705.164480] 240-byte region [ffff88800cdc05f0, ffff88800cdc06e0) [ 2705.165962] [ 2705.166202] The buggy address belongs to the physical page: [ 2705.166923] page:000000006b3f18eb refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xcdc0 [ 2705.168106] anon flags: 0x100000000000200(slab|node=0|zone=1) [ 2705.168947] raw: 0100000000000200 ffff888007c4f780 ffffea00002ef780 dead000000000005 [ 2705.169958] raw: 0000000000000000 00000000000d000d 00000001ffffffff 0000000000000000 [ 2705.170929] page dumped because: kasan: bad access detected [ 2705.171652] [ 2705.171885] Memory state around the buggy address: [ 2705.172508] ffff88800cdc0500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2705.173429] ffff88800cdc0580: fb fb fb fb fb fb fc fc fc fc fc fc fc fc fa fb [ 2705.174355] >ffff88800cdc0600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2705.175262] ^ [ 2705.175738] ffff88800cdc0680: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc [ 2705.176663] ffff88800cdc0700: fc fc fc fc 00 00 00 00 00 00 00 00 00 00 00 00 [ 2705.177635] ================================================================== [ 2705.178619] Disabling lock debugging due to kernel taint VM DIAGNOSIS: 05:50:44 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff812b8dd8 RDX=1ffffd1ffff84342 RSI=0000000000000008 RDI=ffffffff8590c010 RBP=1ffff1100866ef2f RSP=ffff888043377960 R8 =0000000000000000 R9 =ffffffff8590c017 R10=000000000000000d R11=0000000000000001 R12=ffffffff85207ae0 R13=0000000000000000 R14=ffffffff8524e448 R15=dffffc0000000000 RIP=ffffffff817bb874 RFL=00000256 [---ZAP-] 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 00007fab4a34f8c0 00000000 00000000 GS =0000 ffff88806d000000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe5166612000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe5166610000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=0000559232830fe8 CR3=0000000040ecc000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff4ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 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=372f6b636f6c622f7665642f7379732f XMM01=00373a372f6b636f6c622f7665642f73 XMM02=00ff0000000000000000000000000000 XMM03=696e656420737365636341002f737973 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=00005592328462200000000500000003 XMM07=00000000000000000000000000000000 XMM08=610064253a64252f6b636f6c622f7665 XMM09=00000000000000000000000000000000 XMM10=00000000200000000000000020000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000032 RBX=00000000000003f8 RCX=0000000000000000 RDX=00000000000003f8 RSI=ffffffff82450f71 RDI=ffffffff879a39e0 RBP=ffffffff879a39a0 RSP=ffff88801e3e7248 R8 =0000000000000001 R9 =000000000000000a R10=0000000000000032 R11=0000000000000001 R12=0000000000000032 R13=ffffffff879a39a0 R14=0000000000000010 R15=ffffffff82450f60 RIP=ffffffff82450fc9 RFL=00000002 [-------] 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 0000555556996400 00000000 00000000 GS =0000 ffff88806d100000 00000000 00000000 LDT=0000 fffffe0000000000 00000000 00000000 TR =0040 fffffe2227ccc000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe2227cca000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fab4a7a1330 CR3=000000003d734000 CR4=00350ee0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff4ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 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=00000000000000000000000000000000 XMM02=00000000000000000000000000000000 XMM03=005592304deeec00007ffc00353a3762 XMM04=2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f2f XMM05=ffffffffffff00000000000000000000 XMM06=00000000000065616124242f6867632f XMM07=00000000000000000000000000000000 XMM08=005592304deeec00007ffc00353a3762 XMM09=00000000000000000000000000000000 XMM10=00000000200000000000000020000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000