------------[ cut here ]------------ SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=15189 comm=syz-executor.6 WARNING: CPU: 0 PID: 15198 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 15198 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 15198 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 15198 Comm: syz-executor.4 Not tainted 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 1a 3e 7d 02 31 ff 41 89 c6 89 c6 e8 9e d1 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 40 d8 d5 ff <0f> 0b e9 52 fe ff ff e8 34 d8 d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804d737ad8 EFLAGS: 00010212 RAX: 00000000000000f3 RBX: ffff888035717800 RCX: ffffc90001dee000 RDX: 0000000000040000 RSI: ffffffff816af540 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880176a31bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009ae6f64 R13: ffffffff8567bcfc R14: 0000000000000000 R15: 0000000000000001 FS: 00007f265d657700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d121000 CR3: 000000004a54c000 CR4: 0000000000350ef0 Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f26600e1b19 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 RSP: 002b:00007f265d657188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f26601f4f60 RCX: 00007f26600e1b19 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=15199 comm=syz-executor.6 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f266013bf6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe4205280f R14: 00007f265d657300 R15: 0000000000022000 irq event stamp: 675 hardirqs last enabled at (681): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (681): [] vprintk_emit+0x490/0x4e0 kernel/printk/printk.c:2059 hardirqs last disabled at (686): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (686): [] vprintk_emit+0x422/0x4e0 kernel/printk/printk.c:2059 softirqs last enabled at (260): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (203): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace e095c99e7278c9fa ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 15198 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 15198 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 15198 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 15198 Comm: syz-executor.4 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 1a 3e 7d 02 31 ff 41 89 c6 89 c6 e8 9e d1 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 40 d8 d5 ff <0f> 0b e9 52 fe ff ff e8 34 d8 d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804d737ad8 EFLAGS: 00010216 RAX: 0000000000025def RBX: ffff888035717800 RCX: ffffc90001dee000 RDX: 0000000000040000 RSI: ffffffff816af540 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff8880176a31bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009ae6f64 R13: ffffffff8567bcfc R14: 0000000000000000 R15: 0000000000000003 FS: 00007f265d657700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d121000 CR3: 000000004a54c000 CR4: 0000000000350ef0 Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:843 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f26600e1b19 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 RSP: 002b:00007f265d657188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f26601f4f60 RCX: 00007f26600e1b19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f266013bf6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe4205280f R14: 00007f265d657300 R15: 0000000000022000 irq event stamp: 1191 hardirqs last enabled at (1201): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1210): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (260): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (203): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace e095c99e7278c9fb ]--- netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.7'. FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 15207 Comm: syz-executor.1 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 _copy_to_user+0x2e/0x180 lib/usercopy.c:36 copy_to_user include/linux/uaccess.h:200 [inline] simple_read_from_buffer+0xcc/0x160 fs/libfs.c:729 proc_fail_nth_read+0x198/0x230 fs/proc/base.c:1482 vfs_read+0x228/0x620 fs/read_write.c:494 ksys_read+0x12d/0x260 fs/read_write.c:634 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f93f767369c Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 RSP: 002b:00007f93f4c36170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93f767369c RDX: 000000000000000f RSI: 00007f93f4c361e0 RDI: 0000000000000004 RBP: 00007f93f4c361d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffd224d405f R14: 00007f93f4c36300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 15204 Comm: syz-executor.5 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_inode_alloc security/security.c:592 [inline] security_inode_alloc+0x34/0x160 security/security.c:988 inode_init_always+0xa4e/0xd10 fs/inode.c:204 alloc_inode+0x84/0x240 fs/inode.c:240 new_inode_pseudo+0x14/0xe0 fs/inode.c:968 sock_alloc+0x3c/0x270 net/socket.c:573 __sock_create+0xbd/0x7f0 net/socket.c:1399 sock_create net/socket.c:1486 [inline] __sys_socket+0xef/0x200 net/socket.c:1528 __do_sys_socket net/socket.c:1537 [inline] __se_sys_socket net/socket.c:1535 [inline] __x64_sys_socket+0x6f/0xb0 net/socket.c:1535 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f3b96a3b197 Code: f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3b93fae098 EFLAGS: 00000293 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f3b96b4cf60 RCX: 00007f3b96a3b197 RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pid=15209 comm=syz-executor.0 RBP: 00007f3b93faf1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000020000180 R13: 0000000000000000 R14: 0000000000000006 R15: 00000000200001c0 socket: no more sockets wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready netlink: 4 bytes leftover after parsing attributes in process `syz-executor.7'. FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 15212 Comm: syz-executor.3 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 mem_pool_alloc mm/kmemleak.c:424 [inline] create_object.isra.0+0x3a/0xa30 mm/kmemleak.c:581 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:531 [inline] slab_alloc_node mm/slub.c:2901 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2914 getname_flags.part.0+0x50/0x4f0 fs/namei.c:138 getname_flags+0x9a/0xe0 include/linux/audit.h:320 getname fs/namei.c:209 [inline] user_path_create fs/namei.c:3589 [inline] do_mkdirat+0x8f/0x2b0 fs/namei.c:3729 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fc945efdc27 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc943473fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc945efdc27 RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00000000200000c0 RBP: 00007fc943474040 R08: 0000000000000000 R09: 0000000000008420 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 R13: 00000000200000c0 R14: 00007fc943474000 R15: 0000000020000140 netlink: 136 bytes leftover after parsing attributes in process `syz-executor.2'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 1 PID: 15223 Comm: syz-executor.2 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2751 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2959 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1295 mac80211_hwsim_new_radio+0x1d04/0x4290 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x36a/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2503 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x6ce/0xa00 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fcdf5401b19 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 RSP: 002b:00007fcdf2977188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fcdf5514f60 RCX: 00007fcdf5401b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007fcdf545bf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd3d3ec9ff R14: 00007fcdf2977300 R15: 0000000000022000 CPU: 0 PID: 15224 Comm: syz-executor.5 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:512 [inline] slab_alloc_node mm/slub.c:2826 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2914 mem_pool_alloc mm/kmemleak.c:424 [inline] create_object.isra.0+0x3a/0xa30 mm/kmemleak.c:581 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:531 [inline] slab_alloc_node mm/slub.c:2901 [inline] slab_alloc mm/slub.c:2909 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2914 kmem_cache_zalloc include/linux/slab.h:657 [inline] lsm_inode_alloc security/security.c:592 [inline] security_inode_alloc+0x34/0x160 security/security.c:988 inode_init_always+0xa4e/0xd10 fs/inode.c:204 alloc_inode+0x84/0x240 fs/inode.c:240 new_inode_pseudo+0x14/0xe0 fs/inode.c:968 sock_alloc+0x3c/0x270 net/socket.c:573 __sock_create+0xbd/0x7f0 net/socket.c:1399 sock_create net/socket.c:1486 [inline] __sys_socket+0xef/0x200 net/socket.c:1528 __do_sys_socket net/socket.c:1537 [inline] __se_sys_socket net/socket.c:1535 [inline] __x64_sys_socket+0x6f/0xb0 net/socket.c:1535 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f3b96a3b197 Code: f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 29 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3b93fae098 EFLAGS: 00000293 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007f3b96b4cf60 RCX: 00007f3b96a3b197 RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007f3b93faf1d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000020000180 R13: 0000000000000000 R14: 0000000000000006 R15: 00000000200001c0 netlink: 136 bytes leftover after parsing attributes in process `syz-executor.2'. sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 0 PID: 15234 Comm: syz-executor.2 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2751 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2959 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1295 mac80211_hwsim_new_radio+0x1d04/0x4290 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x36a/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2503 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x6ce/0xa00 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fcdf5401b19 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 RSP: 002b:00007fcdf2956188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fcdf5515020 RCX: 00007fcdf5401b19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000006 RBP: 00007fcdf545bf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd3d3ec9ff R14: 00007fcdf2956300 R15: 0000000000022000 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 15235 Comm: syz-executor.3 Tainted: G W 5.10.246 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 strncpy_from_user+0x34/0x470 lib/strncpy_from_user.c:118 getname_flags.part.0+0x95/0x4f0 fs/namei.c:149 getname_flags+0x9a/0xe0 include/linux/audit.h:320 getname fs/namei.c:209 [inline] user_path_create fs/namei.c:3589 [inline] do_mkdirat+0x8f/0x2b0 fs/namei.c:3729 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fc945efdc27 Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc943473fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc945efdc27 RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00000000200000c0 RBP: 00007fc943474040 R08: 0000000000000000 R09: 0000000000008420 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000020000040 R13: 00000000200000c0 R14: 00007fc943474000 R15: 0000000020000140