[ 35.847593][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 35.917569][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 35.927626][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 35.937702][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 36.017818][ T189] device bridge_slave_1 left promiscuous mode [ 36.024057][ T189] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.031670][ T189] device bridge_slave_0 left promiscuous mode [ 36.037837][ T189] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.491404][ T23] kauditd_printk_skb: 64 callbacks suppressed [ 46.491409][ T23] audit: type=1400 audit(1664708656.940:147): avc: denied { read } for pid=142 comm="syslogd" name="log" dev="sda1" ino=1125 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 Warning: Permanently added '10.128.0.127' (ECDSA) to the list of known hosts. 2022/10/02 11:04:23 ignoring optional flag "sandboxArg"="0" 2022/10/02 11:04:23 parsed 1 programs 2022/10/02 11:04:23 executed programs: 0 [ 53.220840][ T23] audit: type=1400 audit(1664708663.670:148): avc: denied { mounton } for pid=413 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 53.245675][ T23] audit: type=1400 audit(1664708663.670:149): avc: denied { mount } for pid=413 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 53.269883][ T23] audit: type=1400 audit(1664708663.700:150): avc: denied { mounton } for pid=417 comm="syz-executor.0" path="/sys/fs/fuse/connections" dev="fusectl" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fusefs_t tclass=dir permissive=1 [ 53.280707][ T417] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.293907][ T23] audit: type=1400 audit(1664708663.700:151): avc: denied { module_request } for pid=417 comm="syz-executor.0" kmod="netdev-nr0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 53.300971][ T417] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.330817][ T417] device bridge_slave_0 entered promiscuous mode [ 53.337434][ T417] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.344471][ T417] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.351830][ T417] device bridge_slave_1 entered promiscuous mode [ 53.373049][ T417] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.380180][ T417] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.387593][ T417] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.394586][ T417] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.407221][ T395] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.414451][ T395] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.421964][ T395] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 53.430161][ T395] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.438559][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.446595][ T383] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.453623][ T383] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.468318][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.476852][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.484765][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.493943][ T383] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.501199][ T383] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.508505][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.516464][ T383] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.531177][ T23] audit: type=1400 audit(1664708663.980:152): avc: denied { mount } for pid=417 comm="syz-executor.0" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 53.556215][ T23] audit: type=1400 audit(1664708664.010:153): avc: denied { ioctl } for pid=421 comm="syz-executor.0" path="/dev/loop-control" dev="devtmpfs" ino=114 ioctlcmd=0x4c80 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:loop_control_device_t tclass=chr_file permissive=1 [ 53.559093][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.583295][ T23] audit: type=1400 audit(1664708664.040:154): avc: denied { append } for pid=142 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 53.593637][ T424] udevd[424]: inotify_add_watch(7, /dev/loop0, 10) failed: No such file or directory [ 53.613191][ T23] audit: type=1400 audit(1664708664.040:155): avc: denied { open } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 53.623896][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.645722][ T23] audit: type=1400 audit(1664708664.040:156): avc: denied { getattr } for pid=142 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 53.654554][ T391] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.686453][ T426] FAULT_INJECTION: forcing a failure. [ 53.686453][ T426] name failslab, interval 1, probability 0, space 0, times 1 [ 53.699650][ T426] CPU: 1 PID: 426 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 53.707960][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 53.718002][ T426] Call Trace: [ 53.721270][ T426] dump_stack_lvl+0x81/0xac [ 53.725749][ T426] dump_stack+0x10/0x12 [ 53.729874][ T426] should_fail.cold+0x5/0x1f [ 53.734431][ T426] __should_failslab+0xd8/0x120 [ 53.739249][ T426] should_failslab+0x9/0x20 [ 53.743864][ T426] __kmalloc_track_caller+0x63/0x3b0 [ 53.749140][ T426] ? __kasan_check_write+0x14/0x20 [ 53.754218][ T426] ? kvasprintf_const+0xcb/0x140 [ 53.759130][ T426] kstrdup_const+0x45/0x70 [ 53.764071][ T426] kvasprintf_const+0xcb/0x140 [ 53.768818][ T426] kobject_set_name_vargs+0x46/0x120 [ 53.774074][ T426] dev_set_name+0xa6/0xd0 [ 53.778378][ T426] ? device_remove_bin_file+0x20/0x20 [ 53.783736][ T426] ? compat_blkdev_ioctl+0x870/0x870 [ 53.789010][ T426] ? invalidate_partition+0x1a0/0x1a0 [ 53.794446][ T426] ? mutex_unlock+0x14/0x40 [ 53.799089][ T426] __device_add_disk+0x362/0xfe0 [ 53.804163][ T426] ? blk_alloc_devt+0x2d0/0x2d0 [ 53.808993][ T426] ? sprintf+0xae/0xe0 [ 53.813133][ T426] ? pm_runtime_init+0x2e7/0x380 [ 53.818066][ T426] ? device_initialize+0x1f3/0x430 [ 53.823151][ T426] device_add_disk+0xe/0x10 [ 53.827678][ T426] loop_add+0x5a3/0x7a0 [ 53.831897][ T426] loop_control_ioctl+0x13a/0x3d0 [ 53.836898][ T426] ? loop_lookup+0x1a0/0x1a0 [ 53.841566][ T426] __x64_sys_ioctl+0x129/0x1a0 [ 53.846478][ T426] do_syscall_64+0x32/0x80 [ 53.850870][ T426] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 53.856750][ T426] RIP: 0033:0x7fb77ff465a9 [ 53.861150][ T426] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 53.882693][ T426] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 53.891073][ T426] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 53.899130][ T426] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 53.907072][ T426] RBP: 00007fb77febb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 53.915109][ T426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 53.923156][ T426] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 53.932531][ T426] kobject_add_internal failed for queue (error: -2 parent: (null)) [ 53.937739][ T0] NOHZ tick-stop error: Non-RCU local softirq work is pending, handler #08!!! [ 53.940477][ T426] ------------[ cut here ]------------ [ 53.954866][ T426] WARNING: CPU: 1 PID: 426 at fs/sysfs/file.c:328 sysfs_create_file_ns+0x15a/0x1a0 [ 53.964315][ T426] Modules linked in: [ 53.968312][ T426] CPU: 1 PID: 426 Comm: syz-executor.0 Not tainted 5.10.43-syzkaller #0 [ 53.976784][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 53.987228][ T426] RIP: 0010:sysfs_create_file_ns+0x15a/0x1a0 [ 53.993471][ T426] Code: 03 00 00 00 00 c7 43 08 00 00 00 00 48 8b 5d d0 65 48 2b 1c 25 28 00 00 00 75 22 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b b8 ea ff ff ff eb be e8 98 ce d9 ff e9 7a ff ff ff e8 3e 5f [ 54.013329][ T426] RSP: 0018:ffffc900008e7ba8 EFLAGS: 00010246 [ 54.019638][ T426] RAX: 0000000000000000 RBX: 1ffff9200011cf77 RCX: dffffc0000000000 [ 54.028066][ T426] RDX: 1ffff11021a1fe13 RSI: ffffffff84df8720 RDI: ffff88810d0ff068 [ 54.036047][ T426] RBP: ffffc900008e7c60 R08: 0000000000000001 R09: ffff888109a1c63b [ 54.044300][ T426] R10: ffffed10213438c7 R11: 20726f662064656c R12: ffff88810d0ff068 [ 54.052340][ T426] R13: ffffffff84df8720 R14: ffffc900008e7c38 R15: ffff88810d0ff098 [ 54.060496][ T426] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 54.069505][ T426] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.076088][ T426] CR2: 00007fb77fe9a718 CR3: 000000010cf95000 CR4: 00000000003506a0 [ 54.084075][ T426] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.092074][ T426] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.100053][ T426] Call Trace: [ 54.103343][ T426] ? kset_create_and_add+0x170/0x170 [ 54.108751][ T426] ? sysfs_add_file_mode_ns+0x430/0x430 [ 54.114368][ T426] ? __kasan_check_write+0x14/0x20 [ 54.119492][ T426] ? mutex_lock+0x79/0xd0 [ 54.123818][ T426] ? __mutex_lock_slowpath+0x10/0x10 [ 54.129108][ T426] sysfs_create_files+0x5c/0x1a0 [ 54.134039][ T426] ? __kasan_check_write+0x14/0x20 [ 54.139304][ T426] ? kobject_get+0x55/0xe0 [ 54.143804][ T426] __device_add_disk+0x798/0xfe0 [ 54.148969][ T426] ? blk_alloc_devt+0x2d0/0x2d0 [ 54.153814][ T426] ? sprintf+0xae/0xe0 [ 54.158111][ T426] ? pm_runtime_init+0x2e7/0x380 [ 54.163070][ T426] ? device_initialize+0x1f3/0x430 [ 54.168332][ T426] device_add_disk+0xe/0x10 [ 54.172849][ T426] loop_add+0x5a3/0x7a0 [ 54.176982][ T426] loop_control_ioctl+0x13a/0x3d0 [ 54.182020][ T426] ? loop_lookup+0x1a0/0x1a0 [ 54.186630][ T426] __x64_sys_ioctl+0x129/0x1a0 [ 54.191433][ T426] do_syscall_64+0x32/0x80 [ 54.195863][ T426] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.201778][ T426] RIP: 0033:0x7fb77ff465a9 [ 54.206396][ T426] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 54.226542][ T426] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.234991][ T426] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 54.243121][ T426] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.251301][ T426] RBP: 00007fb77febb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 54.259351][ T426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 54.267365][ T426] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 54.275508][ T426] ---[ end trace 9535c488fef1ec54 ]--- [ 54.281546][ T426] ------------[ cut here ]------------ [ 54.287360][ T426] kernfs: can not remove 'events', no directory [ 54.293825][ T426] WARNING: CPU: 1 PID: 426 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 54.303691][ T426] Modules linked in: [ 54.307696][ T426] CPU: 1 PID: 426 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 54.317566][ T426] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 54.328041][ T426] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 54.334189][ T426] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 54.354096][ T426] RSP: 0018:ffffc900008e7c48 EFLAGS: 00010286 [ 54.360289][ T426] RAX: 0000000000000000 RBX: ffffffff85e3bd38 RCX: 0000000000000000 [ 54.368868][ T426] RDX: 0000000000000001 RSI: ffffffff85587768 RDI: fffff5200011cf7b [ 54.377131][ T426] RBP: ffffc900008e7c60 R08: 0000000000000001 R09: ffff8881f734b067 [ 54.385142][ T426] R10: ffffed103ee6960c R11: 203a73666e72656b R12: ffff88810d0ff068 [ 54.393127][ T426] R13: ffffffff84df86e0 R14: ffffed1021a1fe13 R15: ffffffff85e3bd38 [ 54.401196][ T426] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 54.410153][ T426] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.416726][ T426] CR2: 00007fb77fe9a718 CR3: 000000010cf95000 CR4: 00000000003506a0 [ 54.424993][ T426] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.432991][ T426] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.440981][ T426] Call Trace: [ 54.444278][ T426] sysfs_create_files+0x106/0x1a0 [ 54.449597][ T426] ? __kasan_check_write+0x14/0x20 [ 54.454739][ T426] __device_add_disk+0x798/0xfe0 [ 54.459787][ T426] ? blk_alloc_devt+0x2d0/0x2d0 [ 54.464638][ T426] ? sprintf+0xae/0xe0 [ 54.468740][ T426] ? pm_runtime_init+0x2e7/0x380 [ 54.473860][ T426] ? device_initialize+0x1f3/0x430 [ 54.479178][ T426] device_add_disk+0xe/0x10 [ 54.483798][ T426] loop_add+0x5a3/0x7a0 [ 54.488029][ T426] loop_control_ioctl+0x13a/0x3d0 [ 54.493051][ T426] ? loop_lookup+0x1a0/0x1a0 [ 54.497758][ T426] __x64_sys_ioctl+0x129/0x1a0 [ 54.502617][ T426] do_syscall_64+0x32/0x80 [ 54.507129][ T426] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.513025][ T426] RIP: 0033:0x7fb77ff465a9 [ 54.517505][ T426] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 54.537850][ T426] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.546515][ T426] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 54.554771][ T426] RDX: 0000000000000000 RSI: 0000000000004c80 RDI: 0000000000000003 [ 54.562984][ T426] RBP: 00007fb77febb1d0 R08: 0000000000000000 R09: 0000000000000000 [ 54.571102][ T426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 54.579089][ T426] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 54.587043][ T426] ---[ end trace 9535c488fef1ec55 ]--- [ 54.592507][ T426] loop0: failed to create sysfs files for events [ 54.602658][ T429] ------------[ cut here ]------------ [ 54.608398][ T429] kernfs: can not remove 'events', no directory [ 54.614834][ T429] WARNING: CPU: 1 PID: 429 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 54.624913][ T429] Modules linked in: [ 54.628936][ T429] CPU: 1 PID: 429 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 54.638766][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 54.649019][ T429] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 54.655186][ T429] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 54.675665][ T429] RSP: 0018:ffffc900008e7cf0 EFLAGS: 00010282 [ 54.681845][ T429] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 54.690025][ T429] RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff5200011cf90 [ 54.698342][ T429] RBP: ffffc900008e7d08 R08: 0000000000000001 R09: ffff8881f731f54b [ 54.706465][ T429] R10: ffffed103ee63ea9 R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 54.714685][ T429] R13: ffffffff84df86e0 R14: ffffed1021a1fe13 R15: 0000000000000001 [ 54.723042][ T429] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 54.732562][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.739598][ T429] CR2: 00007fb7800690b0 CR3: 000000010d278000 CR4: 00000000003506a0 [ 54.748105][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.756068][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.764163][ T429] Call Trace: [ 54.767441][ T429] sysfs_remove_files+0x82/0x100 [ 54.772495][ T429] del_gendisk+0x1d9/0xa60 [ 54.776898][ T429] ? idr_find+0x3e/0x60 [ 54.781185][ T429] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 54.787331][ T429] ? loop_lookup+0x73/0x1a0 [ 54.791943][ T429] ? loop_queue_rq+0x3f0/0x3f0 [ 54.796689][ T429] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 54.802883][ T429] loop_control_ioctl+0x30d/0x3d0 [ 54.807961][ T429] ? loop_lookup+0x1a0/0x1a0 [ 54.812624][ T429] __x64_sys_ioctl+0x129/0x1a0 [ 54.817453][ T429] do_syscall_64+0x32/0x80 [ 54.821996][ T429] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 54.827962][ T429] RIP: 0033:0x7fb77ff465a9 [ 54.832362][ T429] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 54.852639][ T429] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.861255][ T429] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 54.869346][ T429] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 54.877348][ T429] RBP: 00007fb77ffa1580 R08: 0000000000000000 R09: 0000000000000000 [ 54.885360][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 54.893373][ T429] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 54.901823][ T429] ---[ end trace 9535c488fef1ec56 ]--- [ 54.907582][ T429] ------------[ cut here ]------------ [ 54.913028][ T429] kernfs: can not remove 'events_async', no directory [ 54.919991][ T429] WARNING: CPU: 1 PID: 429 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 54.929690][ T429] Modules linked in: [ 54.933698][ T429] CPU: 1 PID: 429 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 54.943554][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 54.953691][ T429] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 54.960020][ T429] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 54.979934][ T429] RSP: 0018:ffffc900008e7cf0 EFLAGS: 00010282 [ 54.985986][ T429] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 54.994106][ T429] RDX: 0000000000000001 RSI: ffffffff85587768 RDI: fffff5200011cf90 [ 55.002476][ T429] RBP: ffffc900008e7d08 R08: 0000000000000001 R09: ffff8881f734b067 [ 55.011144][ T429] R10: ffffed103ee6960c R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 55.019132][ T429] R13: ffffffff84df8660 R14: ffffed1021a1fe13 R15: 0000000000000002 [ 55.027141][ T429] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 55.036495][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.043082][ T429] CR2: 00007fb7800690b0 CR3: 000000010d278000 CR4: 00000000003506a0 [ 55.051094][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.059295][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.067445][ T429] Call Trace: [ 55.070736][ T429] sysfs_remove_files+0x82/0x100 [ 55.075660][ T429] del_gendisk+0x1d9/0xa60 [ 55.080144][ T429] ? idr_find+0x3e/0x60 [ 55.084441][ T429] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 55.091092][ T429] ? loop_lookup+0x73/0x1a0 [ 55.095672][ T429] ? loop_queue_rq+0x3f0/0x3f0 [ 55.100607][ T429] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 55.106782][ T429] loop_control_ioctl+0x30d/0x3d0 [ 55.112448][ T429] ? loop_lookup+0x1a0/0x1a0 [ 55.117040][ T429] __x64_sys_ioctl+0x129/0x1a0 [ 55.121912][ T429] do_syscall_64+0x32/0x80 [ 55.126309][ T429] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.132197][ T429] RIP: 0033:0x7fb77ff465a9 [ 55.136590][ T429] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 55.156630][ T429] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.165090][ T429] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 55.173485][ T429] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 55.181626][ T429] RBP: 00007fb77ffa1580 R08: 0000000000000000 R09: 0000000000000000 [ 55.189807][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.197957][ T429] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 55.205913][ T429] ---[ end trace 9535c488fef1ec57 ]--- [ 55.211358][ T429] ------------[ cut here ]------------ [ 55.217011][ T429] kernfs: can not remove 'events_poll_msecs', no directory [ 55.224310][ T429] WARNING: CPU: 1 PID: 429 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 55.234166][ T429] Modules linked in: [ 55.238114][ T429] CPU: 1 PID: 429 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 55.248223][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 55.258299][ T429] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 55.264531][ T429] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 55.284185][ T429] RSP: 0018:ffffc900008e7cf0 EFLAGS: 00010282 [ 55.290237][ T429] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000 [ 55.298204][ T429] RDX: 0000000000000001 RSI: 0000000000000008 RDI: fffff5200011cf90 [ 55.306159][ T429] RBP: ffffc900008e7d08 R08: 0000000000000000 R09: ffffc900008e78ff [ 55.314244][ T429] R10: fffff5200011cf1f R11: 203a73666e72656b R12: ffffffff85e3bd40 [ 55.322299][ T429] R13: ffffffff84df85e0 R14: ffffed1021a1fe13 R15: 0000000000000003 [ 55.330597][ T429] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 55.339654][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.346228][ T429] CR2: 00007fb7800690b0 CR3: 000000010d278000 CR4: 00000000003506a0 [ 55.354347][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.362313][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.370386][ T429] Call Trace: [ 55.373921][ T429] sysfs_remove_files+0x82/0x100 [ 55.378856][ T429] del_gendisk+0x1d9/0xa60 [ 55.383247][ T429] ? idr_find+0x3e/0x60 [ 55.387371][ T429] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 55.393461][ T429] ? loop_lookup+0x73/0x1a0 [ 55.398042][ T429] ? loop_queue_rq+0x3f0/0x3f0 [ 55.402771][ T429] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 55.409244][ T429] loop_control_ioctl+0x30d/0x3d0 [ 55.414403][ T429] ? loop_lookup+0x1a0/0x1a0 [ 55.419272][ T429] __x64_sys_ioctl+0x129/0x1a0 [ 55.424123][ T429] do_syscall_64+0x32/0x80 [ 55.428575][ T429] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.434492][ T429] RIP: 0033:0x7fb77ff465a9 [ 55.439076][ T429] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 55.458847][ T429] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.467316][ T429] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 55.475387][ T429] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 55.483372][ T429] RBP: 00007fb77ffa1580 R08: 0000000000000000 R09: 0000000000000000 [ 55.491484][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.499557][ T429] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 55.507781][ T429] ---[ end trace 9535c488fef1ec58 ]--- [ 55.513238][ T429] ------------[ cut here ]------------ [ 55.518683][ T429] kernfs: can not remove 'bdi', no directory [ 55.524751][ T429] WARNING: CPU: 1 PID: 429 at fs/kernfs/dir.c:1507 kernfs_remove_by_name_ns+0x74/0x80 [ 55.534452][ T429] Modules linked in: [ 55.538341][ T429] CPU: 1 PID: 429 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 55.548499][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 55.558577][ T429] RIP: 0010:kernfs_remove_by_name_ns+0x74/0x80 [ 55.564706][ T429] Code: 02 31 c0 41 5c 41 5d 41 5e 5d c3 48 c7 c7 20 ea c7 85 e8 bf 35 70 02 b8 fe ff ff ff eb e5 48 c7 c7 80 d7 cb 84 e8 c4 89 60 02 <0f> 0b b8 fe ff ff ff eb d0 0f 1f 00 48 b8 00 00 00 00 00 fc ff df [ 55.584854][ T429] RSP: 0018:ffffc900008e7d20 EFLAGS: 00010286 [ 55.590929][ T429] RAX: 0000000000000000 RBX: ffff88810d0ff068 RCX: 0000000000000000 [ 55.598908][ T429] RDX: 0000000000000001 RSI: ffffffff85587768 RDI: fffff5200011cf96 [ 55.606875][ T429] RBP: ffffc900008e7d38 R08: 0000000000000001 R09: ffff8881f734b067 [ 55.614952][ T429] R10: ffffed103ee6960c R11: 203a73666e72656b R12: ffff88810d0ff468 [ 55.623000][ T429] R13: ffffffff84df80c0 R14: ffffc900008e7e10 R15: 0000000000000000 [ 55.631067][ T429] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 55.639983][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.646622][ T429] CR2: 00007fb7800690b0 CR3: 000000010d278000 CR4: 00000000003506a0 [ 55.654709][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.662799][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.671310][ T429] Call Trace: [ 55.675022][ T429] sysfs_remove_link+0x37/0xa0 [ 55.680048][ T429] del_gendisk+0x74b/0xa60 [ 55.684440][ T429] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 55.690498][ T429] ? loop_lookup+0x73/0x1a0 [ 55.694980][ T429] ? loop_queue_rq+0x3f0/0x3f0 [ 55.699739][ T429] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 55.705867][ T429] loop_control_ioctl+0x30d/0x3d0 [ 55.711144][ T429] ? loop_lookup+0x1a0/0x1a0 [ 55.715758][ T429] __x64_sys_ioctl+0x129/0x1a0 [ 55.720698][ T429] do_syscall_64+0x32/0x80 [ 55.725196][ T429] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 55.731167][ T429] RIP: 0033:0x7fb77ff465a9 [ 55.735567][ T429] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 55.755610][ T429] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 55.764017][ T429] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 55.772076][ T429] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 55.780047][ T429] RBP: 00007fb77ffa1580 R08: 0000000000000000 R09: 0000000000000000 [ 55.788019][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 55.796233][ T429] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 55.804488][ T429] ---[ end trace 9535c488fef1ec59 ]--- [ 55.810197][ T429] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN [ 55.822004][ T429] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] [ 55.830383][ T429] CPU: 1 PID: 429 Comm: syz-executor.0 Tainted: G W 5.10.43-syzkaller #0 [ 55.840493][ T429] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 55.850606][ T429] RIP: 0010:strlen+0x1f/0xa0 [ 55.855159][ T429] Code: 48 8b 45 e8 eb 88 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 55 48 89 fa 48 89 e5 48 c1 ea 03 41 54 49 89 fc 53 48 83 ec 08 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 4d 41 80 3c 24 [ 55.874836][ T429] RSP: 0018:ffffc900008e7c90 EFLAGS: 00010286 [ 55.880872][ T429] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff84262aa9 [ 55.889270][ T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 55.897298][ T429] RBP: ffffc900008e7ca8 R08: 0000000000000001 R09: ffffc900008e7cbf [ 55.905323][ T429] R10: fffff5200011cf97 R11: 0000000000000000 R12: 0000000000000000 [ 55.913349][ T429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000008 [ 55.921374][ T429] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 55.930270][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.936929][ T429] CR2: 00007fb7800690b0 CR3: 000000010d278000 CR4: 00000000003506a0 [ 55.944882][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.952820][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.960757][ T429] Call Trace: [ 55.964010][ T429] ? mutex_lock+0x79/0xd0 [ 55.968305][ T429] kernfs_name_hash+0x16/0xc0 [ 55.972950][ T429] kernfs_find_ns+0x84/0x210 [ 55.977640][ T429] kernfs_remove_by_name_ns+0x32/0x80 [ 55.982973][ T429] sysfs_remove_link+0x37/0xa0 [ 55.987702][ T429] del_gendisk+0x5f8/0xa60 [ 55.992084][ T429] ? disk_events_poll_msecs_store+0x1b0/0x1b0 [ 55.998114][ T429] ? loop_lookup+0x73/0x1a0 [ 56.002604][ T429] ? loop_queue_rq+0x3f0/0x3f0 [ 56.007478][ T429] ? __mutex_lock_killable_slowpath+0x10/0x10 [ 56.013527][ T429] loop_control_ioctl+0x30d/0x3d0 [ 56.018523][ T429] ? loop_lookup+0x1a0/0x1a0 [ 56.023085][ T429] __x64_sys_ioctl+0x129/0x1a0 [ 56.027857][ T429] do_syscall_64+0x32/0x80 [ 56.032328][ T429] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 56.038187][ T429] RIP: 0033:0x7fb77ff465a9 [ 56.042570][ T429] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 56.062389][ T429] RSP: 002b:00007fb77febb168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 56.070854][ T429] RAX: ffffffffffffffda RBX: 00007fb780067f80 RCX: 00007fb77ff465a9 [ 56.078890][ T429] RDX: 0000000000000000 RSI: 0000000000004c81 RDI: 0000000000000003 [ 56.086828][ T429] RBP: 00007fb77ffa1580 R08: 0000000000000000 R09: 0000000000000000 [ 56.094865][ T429] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 56.102904][ T429] R13: 00007ffdd993179f R14: 00007fb77febb300 R15: 0000000000022000 [ 56.110846][ T429] Modules linked in: [ 56.114981][ T429] ---[ end trace 9535c488fef1ec5a ]--- [ 56.120607][ T429] RIP: 0010:strlen+0x1f/0xa0 [ 56.125205][ T429] Code: 48 8b 45 e8 eb 88 0f 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 55 48 89 fa 48 89 e5 48 c1 ea 03 41 54 49 89 fc 53 48 83 ec 08 <0f> b6 04 02 48 89 fa 83 e2 07 38 d0 7f 04 84 c0 75 4d 41 80 3c 24 [ 56.145035][ T429] RSP: 0018:ffffc900008e7c90 EFLAGS: 00010286 [ 56.151406][ T429] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff84262aa9 [ 56.159394][ T429] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 56.167358][ T429] RBP: ffffc900008e7ca8 R08: 0000000000000001 R09: ffffc900008e7cbf [ 56.175439][ T429] R10: fffff5200011cf97 R11: 0000000000000000 R12: 0000000000000000 [ 56.183396][ T429] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000008 [ 56.191364][ T429] FS: 00007fb77febb700(0000) GS:ffff8881f7300000(0000) knlGS:0000000000000000 [ 56.200405][ T429] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.206965][ T429] CR2: 00007fb7800690b0 CR3: 000000010d278000 CR4: 00000000003506a0 [ 56.214933][ T429] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.222890][ T429] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.230850][ T429] Kernel panic - not syncing: Fatal exception [ 56.236941][ T429] Kernel Offset: disabled [ 56.241329][ T429] Rebooting in 86400 seconds..