? __cfi___bpf_trace_neigh_update+0x10/0x10
[   81.524886][  T623]  tracepoint_probe_unregister+0x1e6/0x8b0
[   81.530699][  T623]  bpf_probe_unregister+0x61/0x70
[   81.535716][  T623]  bpf_raw_tp_link_release+0x63/0x90
[   81.541000][  T623]  bpf_link_free+0x13a/0x390
[   81.545606][  T623]  ? bpf_link_put_deferred+0x20/0x20
[   81.550911][  T623]  bpf_link_release+0x15f/0x170
[   81.555801][  T623]  ? __cfi_bpf_link_release+0x10/0x10
[   81.561274][  T623]  __fput+0x1fc/0x8f0
[   81.565269][  T623]  ____fput+0x15/0x20
[   81.569270][  T623]  task_work_run+0x1db/0x240
[   81.573862][  T623]  ? __cfi_task_work_run+0x10/0x10
[   81.579178][  T623]  ? filp_close+0x111/0x160
[   81.583876][  T623]  exit_to_user_mode_loop+0x9b/0xb0
[   81.589088][  T623]  exit_to_user_mode_prepare+0x5a/0xa0
[   81.594535][  T623]  syscall_exit_to_user_mode+0x1a/0x30
[   81.600104][  T623]  do_syscall_64+0x58/0xa0
[   81.604509][  T623]  ? clear_bhb_loop+0x30/0x80
[   81.609182][  T623]  ? clear_bhb_loop+0x30/0x80
[   81.613967][  T623]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   81.619869][  T623] RIP: 0033:0x7f0718b8ebe9
[   81.624278][  T623] 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 a8 ff ff ff f7 d8 64 89 01 48
[   81.643873][  T623] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   81.652275][  T623] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   81.660237][  T623] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   81.668195][  T623] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   81.676156][  T623] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   81.684113][  T623] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   81.692511][  T623]  </TASK>
[   81.699266][  T624] FAULT_INJECTION: forcing a failure.
[   81.699266][  T624] name failslab, interval 1, probability 0, space 0, times 0
[   81.712069][  T624] CPU: 0 PID: 624 Comm: syz.6.215 Not tainted syzkaller #0
[   81.719294][  T624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   81.729362][  T624] Call Trace:
[   81.732638][  T624]  <TASK>
[   81.735566][  T624]  __dump_stack+0x21/0x24
[   81.739893][  T624]  dump_stack_lvl+0xee/0x150
[   81.744563][  T624]  ? __cfi_dump_stack_lvl+0x8/0x8
[   81.749767][  T624]  dump_stack+0x15/0x24
[   81.753930][  T624]  should_fail_ex+0x3d4/0x520
[   81.758633][  T624]  __should_failslab+0xac/0xf0
[   81.763495][  T624]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   81.769664][  T624]  should_failslab+0x9/0x20
[   81.774264][  T624]  __kmem_cache_alloc_node+0x3d/0x2c0
[   81.779663][  T624]  ? __cfi_mutex_lock+0x10/0x10
[   81.784509][  T624]  ? delete_node+0x2f4/0xa60
[   81.789089][  T624]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   81.795144][  T624]  __kmalloc+0xa1/0x1e0
[   81.799320][  T624]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   81.805385][  T624]  tracepoint_probe_unregister+0x1e6/0x8b0
[   81.811374][  T624]  bpf_probe_unregister+0x61/0x70
[   81.816425][  T624]  bpf_raw_tp_link_release+0x63/0x90
[   81.821892][  T624]  bpf_link_free+0x13a/0x390
[   81.826481][  T624]  ? bpf_link_put_deferred+0x20/0x20
[   81.831854][  T624]  bpf_link_release+0x15f/0x170
[   81.836695][  T624]  ? __cfi_bpf_link_release+0x10/0x10
[   81.842143][  T624]  __fput+0x1fc/0x8f0
[   81.846385][  T624]  ____fput+0x15/0x20
[   81.850561][  T624]  task_work_run+0x1db/0x240
[   81.855251][  T624]  ? __cfi_task_work_run+0x10/0x10
[   81.860355][  T624]  ? filp_close+0x111/0x160
[   81.864938][  T624]  exit_to_user_mode_loop+0x9b/0xb0
[   81.870223][  T624]  exit_to_user_mode_prepare+0x5a/0xa0
[   81.875700][  T624]  syscall_exit_to_user_mode+0x1a/0x30
[   81.881196][  T624]  do_syscall_64+0x58/0xa0
[   81.885699][  T624]  ? clear_bhb_loop+0x30/0x80
[   81.890385][  T624]  ? clear_bhb_loop+0x30/0x80
[   81.895081][  T624]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   81.900968][  T624] RIP: 0033:0x7f620a98ebe9
[   81.905369][  T624] 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 a8 ff ff ff f7 d8 64 89 01 48
[   81.928089][  T624] RSP: 002b:00007fffda1b2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   81.936621][  T624] RAX: 0000000000000000 RBX: 00007f620abc5fa0 RCX: 00007f620a98ebe9
[   81.944774][  T624] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   81.953034][  T624] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   81.961057][  T624] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   81.969121][  T624] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   81.977092][  T624]  </TASK>
[   81.981283][  T625] FAULT_INJECTION: forcing a failure.
[   81.981283][  T625] name failslab, interval 1, probability 0, space 0, times 0
[   81.994084][  T625] CPU: 1 PID: 625 Comm: syz.2.216 Not tainted syzkaller #0
[   82.001653][  T625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   82.011894][  T625] Call Trace:
[   82.015182][  T625]  <TASK>
[   82.018115][  T625]  __dump_stack+0x21/0x24
[   82.022436][  T625]  dump_stack_lvl+0xee/0x150
[   82.027024][  T625]  ? __cfi_dump_stack_lvl+0x8/0x8
[   82.032155][  T625]  dump_stack+0x15/0x24
[   82.036387][  T625]  should_fail_ex+0x3d4/0x520
[   82.041152][  T625]  __should_failslab+0xac/0xf0
[   82.045904][  T625]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   82.051869][  T625]  should_failslab+0x9/0x20
[   82.056356][  T625]  __kmem_cache_alloc_node+0x3d/0x2c0
[   82.061719][  T625]  ? __cfi_mutex_lock+0x10/0x10
[   82.066556][  T625]  ? delete_node+0x2f4/0xa60
[   82.071153][  T625]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   82.077205][  T625]  __kmalloc+0xa1/0x1e0
[   82.081369][  T625]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   82.087426][  T625]  tracepoint_probe_unregister+0x1e6/0x8b0
[   82.093327][  T625]  bpf_probe_unregister+0x61/0x70
[   82.098345][  T625]  bpf_raw_tp_link_release+0x63/0x90
[   82.103622][  T625]  bpf_link_free+0x13a/0x390
[   82.108319][  T625]  ? bpf_link_put_deferred+0x20/0x20
[   82.114030][  T625]  bpf_link_release+0x15f/0x170
[   82.118884][  T625]  ? __cfi_bpf_link_release+0x10/0x10
[   82.124240][  T625]  __fput+0x1fc/0x8f0
[   82.128298][  T625]  ____fput+0x15/0x20
[   82.132265][  T625]  task_work_run+0x1db/0x240
[   82.136851][  T625]  ? __cfi_task_work_run+0x10/0x10
[   82.142054][  T625]  ? filp_close+0x111/0x160
[   82.146546][  T625]  exit_to_user_mode_loop+0x9b/0xb0
[   82.151788][  T625]  exit_to_user_mode_prepare+0x5a/0xa0
[   82.157405][  T625]  syscall_exit_to_user_mode+0x1a/0x30
[   82.162865][  T625]  do_syscall_64+0x58/0xa0
[   82.167278][  T625]  ? clear_bhb_loop+0x30/0x80
[   82.171942][  T625]  ? clear_bhb_loop+0x30/0x80
[   82.176611][  T625]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   82.182509][  T625] RIP: 0033:0x7fe61a58ebe9
[   82.186932][  T625] 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 a8 ff ff ff f7 d8 64 89 01 48
[   82.206620][  T625] RSP: 002b:00007ffe26b723f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   82.215170][  T625] RAX: 0000000000000000 RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58ebe9
[   82.223458][  T625] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   82.231607][  T625] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   82.239753][  T625] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   82.247899][  T625] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   82.255970][  T625]  </TASK>
[   82.260786][  T622] FAULT_INJECTION: forcing a failure.
[   82.260786][  T622] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   82.276170][  T622] CPU: 1 PID: 622 Comm: syz.1.214 Not tainted syzkaller #0
[   82.283578][  T622] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   82.293715][  T622] Call Trace:
[   82.297013][  T622]  <TASK>
[   82.299932][  T622]  __dump_stack+0x21/0x24
[   82.304257][  T622]  dump_stack_lvl+0xee/0x150
[   82.308839][  T622]  ? __cfi_dump_stack_lvl+0x8/0x8
[   82.313869][  T622]  dump_stack+0x15/0x24
[   82.318223][  T622]  should_fail_ex+0x3d4/0x520
[   82.322892][  T622]  should_fail+0xb/0x10
[   82.327042][  T622]  should_fail_usercopy+0x1a/0x20
[   82.332103][  T622]  _copy_to_user+0x1e/0x90
[   82.336513][  T622]  simple_read_from_buffer+0xe9/0x160
[   82.341962][  T622]  proc_fail_nth_read+0x19a/0x210
[   82.346979][  T622]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   82.352518][  T622]  ? security_file_permission+0x94/0xb0
[   82.358659][  T622]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   82.364192][  T622]  vfs_read+0x26e/0x8c0
[   82.368360][  T622]  ? __cfi_vfs_read+0x10/0x10
[   82.373198][  T622]  ? __fput+0x66a/0x8f0
[   82.377529][  T622]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   82.383688][  T622]  ? __kasan_check_read+0x11/0x20
[   82.389155][  T622]  ? __fdget_pos+0x2d4/0x380
[   82.393762][  T622]  ksys_read+0x140/0x240
[   82.398002][  T622]  ? __cfi_ksys_read+0x10/0x10
[   82.402896][  T622]  ? fpregs_restore_userregs+0x128/0x260
[   82.408596][  T622]  __x64_sys_read+0x7b/0x90
[   82.413117][  T622]  x64_sys_call+0x2f/0x9a0
[   82.417561][  T622]  do_syscall_64+0x4c/0xa0
[   82.421991][  T622]  ? clear_bhb_loop+0x30/0x80
[   82.426669][  T622]  ? clear_bhb_loop+0x30/0x80
[   82.431354][  T622]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   82.437258][  T622] RIP: 0033:0x7f8b6ff8d5bd
[   82.441661][  T622] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   82.462070][  T622] RSP: 002b:00007fff65d21a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   82.470490][  T622] RAX: ffffffffffffffda RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8d5bd
[   82.478451][  T622] RDX: 000000000000000f RSI: 00007fff65d21ab0 RDI: 0000000000000006
[   82.486422][  T622] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   82.494494][  T622] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   82.502486][  T622] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   82.510588][  T622]  </TASK>
[   82.515891][  T626] FAULT_INJECTION: forcing a failure.
[   82.515891][  T626] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   82.529413][  T626] CPU: 0 PID: 626 Comm: syz.3.217 Not tainted syzkaller #0
[   82.536827][  T626] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   82.546993][  T626] Call Trace:
[   82.550270][  T626]  <TASK>
[   82.553192][  T626]  __dump_stack+0x21/0x24
[   82.557527][  T626]  dump_stack_lvl+0xee/0x150
[   82.562179][  T626]  ? __cfi_dump_stack_lvl+0x8/0x8
[   82.567217][  T626]  dump_stack+0x15/0x24
[   82.571383][  T626]  should_fail_ex+0x3d4/0x520
[   82.576157][  T626]  should_fail+0xb/0x10
[   82.580330][  T626]  should_fail_usercopy+0x1a/0x20
[   82.585379][  T626]  _copy_to_user+0x1e/0x90
[   82.589803][  T626]  simple_read_from_buffer+0xe9/0x160
[   82.595162][  T626]  proc_fail_nth_read+0x19a/0x210
[   82.600284][  T626]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   82.605833][  T626]  ? security_file_permission+0x94/0xb0
[   82.611378][  T626]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   82.616921][  T626]  vfs_read+0x26e/0x8c0
[   82.621089][  T626]  ? __cfi_vfs_read+0x10/0x10
[   82.625754][  T626]  ? __fput+0x66a/0x8f0
[   82.629894][  T626]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   82.636051][  T626]  ? __kasan_check_read+0x11/0x20
[   82.641068][  T626]  ? __fdget_pos+0x2d4/0x380
[   82.645664][  T626]  ksys_read+0x140/0x240
[   82.649910][  T626]  ? __cfi_ksys_read+0x10/0x10
[   82.654818][  T626]  ? debug_smp_processor_id+0x17/0x20
[   82.660181][  T626]  __x64_sys_read+0x7b/0x90
[   82.664782][  T626]  x64_sys_call+0x2f/0x9a0
[   82.669287][  T626]  do_syscall_64+0x4c/0xa0
[   82.673717][  T626]  ? clear_bhb_loop+0x30/0x80
[   82.678467][  T626]  ? clear_bhb_loop+0x30/0x80
[   82.683130][  T626]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   82.689021][  T626] RIP: 0033:0x7f46d1d8d5bd
[   82.693525][  T626] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   82.713578][  T626] RSP: 002b:00007ffd7d93b258 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   82.722075][  T626] RAX: ffffffffffffffda RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8d5bd
[   82.730047][  T626] RDX: 000000000000000f RSI: 00007ffd7d93b2a0 RDI: 0000000000000006
[   82.738180][  T626] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   82.746232][  T626] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   82.754208][  T626] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   82.762291][  T626]  </TASK>
[   82.766371][  T627] FAULT_INJECTION: forcing a failure.
[   82.766371][  T627] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   82.781182][  T628] FAULT_INJECTION: forcing a failure.
[   82.781182][  T628] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   82.795010][  T627] CPU: 1 PID: 627 Comm: syz.0.218 Not tainted syzkaller #0
[   82.802228][  T627] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   82.812290][  T627] Call Trace:
[   82.815571][  T627]  <TASK>
[   82.818500][  T627]  __dump_stack+0x21/0x24
[   82.822928][  T627]  dump_stack_lvl+0xee/0x150
[   82.827521][  T627]  ? __cfi_dump_stack_lvl+0x8/0x8
[   82.832549][  T627]  dump_stack+0x15/0x24
[   82.836725][  T627]  should_fail_ex+0x3d4/0x520
[   82.841514][  T627]  should_fail+0xb/0x10
[   82.845694][  T627]  should_fail_usercopy+0x1a/0x20
[   82.850747][  T627]  _copy_to_user+0x1e/0x90
[   82.855277][  T627]  simple_read_from_buffer+0xe9/0x160
[   82.860671][  T627]  proc_fail_nth_read+0x19a/0x210
[   82.865703][  T627]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   82.871346][  T627]  ? security_file_permission+0x94/0xb0
[   82.876924][  T627]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   82.882494][  T627]  vfs_read+0x26e/0x8c0
[   82.886688][  T627]  ? __cfi_vfs_read+0x10/0x10
[   82.891395][  T627]  ? __fput+0x66a/0x8f0
[   82.895648][  T627]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   82.901727][  T627]  ? __kasan_check_read+0x11/0x20
[   82.906854][  T627]  ? __fdget_pos+0x2d4/0x380
[   82.911531][  T627]  ksys_read+0x140/0x240
[   82.915813][  T627]  ? __cfi_ksys_read+0x10/0x10
[   82.920592][  T627]  ? debug_smp_processor_id+0x17/0x20
[   82.925969][  T627]  __x64_sys_read+0x7b/0x90
[   82.930479][  T627]  x64_sys_call+0x2f/0x9a0
[   82.934908][  T627]  do_syscall_64+0x4c/0xa0
[   82.939407][  T627]  ? clear_bhb_loop+0x30/0x80
[   82.944085][  T627]  ? clear_bhb_loop+0x30/0x80
[   82.948770][  T627]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   82.954759][  T627] RIP: 0033:0x7f0718b8d5bd
[   82.959182][  T627] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   82.978895][  T627] RSP: 002b:00007ffe30dbf928 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   82.987330][  T627] RAX: ffffffffffffffda RBX: 00007f0718dc5fa0 RCX: 00007f0718b8d5bd
[   82.995318][  T627] RDX: 000000000000000f RSI: 00007ffe30dbf970 RDI: 0000000000000006
[   83.003302][  T627] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   83.011271][  T627] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   83.019241][  T627] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   83.027306][  T627]  </TASK>
[   83.030332][  T628] CPU: 0 PID: 628 Comm: syz.6.219 Not tainted syzkaller #0
[   83.037553][  T628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   83.047621][  T628] Call Trace:
[   83.051001][  T628]  <TASK>
[   83.053996][  T628]  __dump_stack+0x21/0x24
[   83.058513][  T628]  dump_stack_lvl+0xee/0x150
[   83.063107][  T628]  ? __cfi_dump_stack_lvl+0x8/0x8
[   83.068147][  T628]  dump_stack+0x15/0x24
[   83.072318][  T628]  should_fail_ex+0x3d4/0x520
[   83.077012][  T628]  should_fail+0xb/0x10
[   83.081267][  T628]  should_fail_usercopy+0x1a/0x20
[   83.086304][  T628]  _copy_to_user+0x1e/0x90
[   83.090707][  T628]  simple_read_from_buffer+0xe9/0x160
[   83.096329][  T628]  proc_fail_nth_read+0x19a/0x210
[   83.101343][  T628]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   83.106882][  T628]  ? security_file_permission+0x94/0xb0
[   83.112800][  T628]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   83.118332][  T628]  vfs_read+0x26e/0x8c0
[   83.122481][  T628]  ? __cfi_vfs_read+0x10/0x10
[   83.127154][  T628]  ? __fput+0x66a/0x8f0
[   83.131298][  T628]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   83.137440][  T628]  ? __kasan_check_read+0x11/0x20
[   83.142454][  T628]  ? __fdget_pos+0x2d4/0x380
[   83.147033][  T628]  ksys_read+0x140/0x240
[   83.151281][  T628]  ? __cfi_ksys_read+0x10/0x10
[   83.156068][  T628]  ? debug_smp_processor_id+0x17/0x20
[   83.161514][  T628]  __x64_sys_read+0x7b/0x90
[   83.166184][  T628]  x64_sys_call+0x2f/0x9a0
[   83.170590][  T628]  do_syscall_64+0x4c/0xa0
[   83.174996][  T628]  ? clear_bhb_loop+0x30/0x80
[   83.179748][  T628]  ? clear_bhb_loop+0x30/0x80
[   83.184412][  T628]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   83.190289][  T628] RIP: 0033:0x7f620a98d5bd
[   83.194690][  T628] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   83.214554][  T628] RSP: 002b:00007fffda1b2888 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   83.222958][  T628] RAX: ffffffffffffffda RBX: 00007f620abc5fa0 RCX: 00007f620a98d5bd
[   83.231007][  T628] RDX: 000000000000000f RSI: 00007fffda1b28d0 RDI: 0000000000000006
[   83.238962][  T628] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   83.247005][  T628] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   83.254962][  T628] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   83.263010][  T628]  </TASK>
[   83.266778][  T629] FAULT_INJECTION: forcing a failure.
[   83.266778][  T629] name failslab, interval 1, probability 0, space 0, times 0
[   83.283573][  T629] CPU: 0 PID: 629 Comm: syz.2.220 Not tainted syzkaller #0
[   83.290829][  T629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   83.300898][  T629] Call Trace:
[   83.304178][  T629]  <TASK>
[   83.307182][  T629]  __dump_stack+0x21/0x24
[   83.311507][  T629]  dump_stack_lvl+0xee/0x150
[   83.316094][  T629]  ? __cfi_dump_stack_lvl+0x8/0x8
[   83.321119][  T629]  dump_stack+0x15/0x24
[   83.325283][  T629]  should_fail_ex+0x3d4/0x520
[   83.329957][  T629]  __should_failslab+0xac/0xf0
[   83.334713][  T629]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   83.340796][  T629]  should_failslab+0x9/0x20
[   83.345309][  T629]  __kmem_cache_alloc_node+0x3d/0x2c0
[   83.350691][  T629]  ? __cfi_mutex_lock+0x10/0x10
[   83.355552][  T629]  ? delete_node+0x2f4/0xa60
[   83.360143][  T629]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   83.366107][  T629]  __kmalloc+0xa1/0x1e0
[   83.370267][  T629]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   83.376409][  T629]  tracepoint_probe_unregister+0x1e6/0x8b0
[   83.382203][  T629]  bpf_probe_unregister+0x61/0x70
[   83.387214][  T629]  bpf_raw_tp_link_release+0x63/0x90
[   83.392482][  T629]  bpf_link_free+0x13a/0x390
[   83.397061][  T629]  ? bpf_link_put_deferred+0x20/0x20
[   83.402350][  T629]  bpf_link_release+0x15f/0x170
[   83.407183][  T629]  ? __cfi_bpf_link_release+0x10/0x10
[   83.412554][  T629]  __fput+0x1fc/0x8f0
[   83.416529][  T629]  ____fput+0x15/0x20
[   83.420493][  T629]  task_work_run+0x1db/0x240
[   83.425071][  T629]  ? __cfi_task_work_run+0x10/0x10
[   83.430167][  T629]  ? filp_close+0x111/0x160
[   83.434656][  T629]  exit_to_user_mode_loop+0x9b/0xb0
[   83.439844][  T629]  exit_to_user_mode_prepare+0x5a/0xa0
[   83.445289][  T629]  syscall_exit_to_user_mode+0x1a/0x30
[   83.450845][  T629]  do_syscall_64+0x58/0xa0
[   83.455246][  T629]  ? clear_bhb_loop+0x30/0x80
[   83.459909][  T629]  ? clear_bhb_loop+0x30/0x80
[   83.464571][  T629]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   83.470466][  T629] RIP: 0033:0x7fe61a58ebe9
[   83.474868][  T629] 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 a8 ff ff ff f7 d8 64 89 01 48
[   83.494470][  T629] RSP: 002b:00007ffe26b723f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   83.502873][  T629] RAX: 0000000000000000 RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58ebe9
[   83.510903][  T629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   83.518962][  T629] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   83.526919][  T629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   83.534879][  T629] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   83.542837][  T629]  </TASK>
[   83.548143][  T631] FAULT_INJECTION: forcing a failure.
[   83.548143][  T631] name failslab, interval 1, probability 0, space 0, times 0
[   83.561728][  T631] CPU: 1 PID: 631 Comm: syz.3.222 Not tainted syzkaller #0
[   83.569057][  T631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   83.579207][  T631] Call Trace:
[   83.582505][  T631]  <TASK>
[   83.585425][  T631]  __dump_stack+0x21/0x24
[   83.589752][  T631]  dump_stack_lvl+0xee/0x150
[   83.594335][  T631]  ? __cfi_dump_stack_lvl+0x8/0x8
[   83.599351][  T631]  dump_stack+0x15/0x24
[   83.603527][  T631]  should_fail_ex+0x3d4/0x520
[   83.608238][  T631]  __should_failslab+0xac/0xf0
[   83.613282][  T631]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   83.619269][  T631]  should_failslab+0x9/0x20
[   83.623759][  T631]  __kmem_cache_alloc_node+0x3d/0x2c0
[   83.629128][  T631]  ? __cfi_mutex_lock+0x10/0x10
[   83.633965][  T631]  ? delete_node+0x2f4/0xa60
[   83.638545][  T631]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   83.644597][  T631]  __kmalloc+0xa1/0x1e0
[   83.648840][  T631]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   83.654927][  T631]  tracepoint_probe_unregister+0x1e6/0x8b0
[   83.660824][  T631]  bpf_probe_unregister+0x61/0x70
[   83.665856][  T631]  bpf_raw_tp_link_release+0x63/0x90
[   83.671143][  T631]  bpf_link_free+0x13a/0x390
[   83.675740][  T631]  ? bpf_link_put_deferred+0x20/0x20
[   83.681028][  T631]  bpf_link_release+0x15f/0x170
[   83.685869][  T631]  ? __cfi_bpf_link_release+0x10/0x10
[   83.691231][  T631]  __fput+0x1fc/0x8f0
[   83.695208][  T631]  ____fput+0x15/0x20
[   83.699274][  T631]  task_work_run+0x1db/0x240
[   83.703854][  T631]  ? __cfi_task_work_run+0x10/0x10
[   83.708954][  T631]  ? filp_close+0x111/0x160
[   83.713450][  T631]  exit_to_user_mode_loop+0x9b/0xb0
[   83.718642][  T631]  exit_to_user_mode_prepare+0x5a/0xa0
[   83.724086][  T631]  syscall_exit_to_user_mode+0x1a/0x30
[   83.729534][  T631]  do_syscall_64+0x58/0xa0
[   83.733948][  T631]  ? clear_bhb_loop+0x30/0x80
[   83.738616][  T631]  ? clear_bhb_loop+0x30/0x80
[   83.743296][  T631]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   83.749214][  T631] RIP: 0033:0x7f46d1d8ebe9
[   83.753624][  T631] 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 a8 ff ff ff f7 d8 64 89 01 48
[   83.773231][  T631] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   83.781821][  T631] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   83.790219][  T631] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   83.798878][  T631] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   83.806942][  T631] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   83.815015][  T631] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   83.823001][  T631]  </TASK>
[   83.827849][  T632] FAULT_INJECTION: forcing a failure.
[   83.827849][  T632] name failslab, interval 1, probability 0, space 0, times 0
[   83.841269][  T632] CPU: 1 PID: 632 Comm: syz.0.223 Not tainted syzkaller #0
[   83.848672][  T632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   83.858751][  T632] Call Trace:
[   83.862038][  T632]  <TASK>
[   83.864990][  T632]  __dump_stack+0x21/0x24
[   83.869877][  T632]  dump_stack_lvl+0xee/0x150
[   83.874934][  T632]  ? __cfi_dump_stack_lvl+0x8/0x8
[   83.879996][  T632]  dump_stack+0x15/0x24
[   83.884291][  T632]  should_fail_ex+0x3d4/0x520
[   83.888984][  T632]  __should_failslab+0xac/0xf0
[   83.893763][  T632]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   83.899774][  T632]  should_failslab+0x9/0x20
[   83.904270][  T632]  __kmem_cache_alloc_node+0x3d/0x2c0
[   83.909644][  T632]  ? __cfi_mutex_lock+0x10/0x10
[   83.914490][  T632]  ? delete_node+0x2f4/0xa60
[   83.919089][  T632]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   83.925069][  T632]  __kmalloc+0xa1/0x1e0
[   83.929224][  T632]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   83.935294][  T632]  tracepoint_probe_unregister+0x1e6/0x8b0
[   83.941108][  T632]  bpf_probe_unregister+0x61/0x70
[   83.946307][  T632]  bpf_raw_tp_link_release+0x63/0x90
[   83.951594][  T632]  bpf_link_free+0x13a/0x390
[   83.956207][  T632]  ? bpf_link_put_deferred+0x20/0x20
[   83.961504][  T632]  bpf_link_release+0x15f/0x170
[   83.966352][  T632]  ? __cfi_bpf_link_release+0x10/0x10
[   83.971716][  T632]  __fput+0x1fc/0x8f0
[   83.975701][  T632]  ____fput+0x15/0x20
[   83.979679][  T632]  task_work_run+0x1db/0x240
[   83.984270][  T632]  ? __cfi_task_work_run+0x10/0x10
[   83.989380][  T632]  ? filp_close+0x111/0x160
[   83.993881][  T632]  exit_to_user_mode_loop+0x9b/0xb0
[   83.999078][  T632]  exit_to_user_mode_prepare+0x5a/0xa0
[   84.004536][  T632]  syscall_exit_to_user_mode+0x1a/0x30
[   84.010083][  T632]  do_syscall_64+0x58/0xa0
[   84.014490][  T632]  ? clear_bhb_loop+0x30/0x80
[   84.019176][  T632]  ? clear_bhb_loop+0x30/0x80
[   84.023940][  T632]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   84.030003][  T632] RIP: 0033:0x7f0718b8ebe9
[   84.034415][  T632] 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 a8 ff ff ff f7 d8 64 89 01 48
[   84.054103][  T632] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   84.062515][  T632] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   84.070568][  T632] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   84.078739][  T632] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   84.086772][  T632] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   84.094830][  T632] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   84.102815][  T632]  </TASK>
[   84.110950][  T630] FAULT_INJECTION: forcing a failure.
[   84.110950][  T630] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   84.124138][  T630] CPU: 1 PID: 630 Comm: syz.1.221 Not tainted syzkaller #0
[   84.131346][  T630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   84.142378][  T630] Call Trace:
[   84.145666][  T630]  <TASK>
[   84.148593][  T630]  __dump_stack+0x21/0x24
[   84.152921][  T630]  dump_stack_lvl+0xee/0x150
[   84.157501][  T630]  ? __cfi_dump_stack_lvl+0x8/0x8
[   84.162521][  T630]  dump_stack+0x15/0x24
[   84.166666][  T630]  should_fail_ex+0x3d4/0x520
[   84.171333][  T630]  should_fail+0xb/0x10
[   84.175476][  T630]  should_fail_usercopy+0x1a/0x20
[   84.180490][  T630]  _copy_to_user+0x1e/0x90
[   84.184919][  T630]  simple_read_from_buffer+0xe9/0x160
[   84.190301][  T630]  proc_fail_nth_read+0x19a/0x210
[   84.195486][  T630]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   84.201040][  T630]  ? security_file_permission+0x94/0xb0
[   84.206577][  T630]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   84.212115][  T630]  vfs_read+0x26e/0x8c0
[   84.216266][  T630]  ? __cfi_vfs_read+0x10/0x10
[   84.220930][  T630]  ? __fput+0x66a/0x8f0
[   84.225076][  T630]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   84.231744][  T630]  ? __kasan_check_read+0x11/0x20
[   84.236768][  T630]  ? __fdget_pos+0x2d4/0x380
[   84.241356][  T630]  ksys_read+0x140/0x240
[   84.245611][  T630]  ? __cfi_ksys_read+0x10/0x10
[   84.250371][  T630]  ? fpregs_restore_userregs+0x128/0x260
[   84.256012][  T630]  __x64_sys_read+0x7b/0x90
[   84.260506][  T630]  x64_sys_call+0x2f/0x9a0
[   84.265195][  T630]  do_syscall_64+0x4c/0xa0
[   84.269611][  T630]  ? clear_bhb_loop+0x30/0x80
[   84.274285][  T630]  ? clear_bhb_loop+0x30/0x80
[   84.278961][  T630]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   84.284937][  T630] RIP: 0033:0x7f8b6ff8d5bd
[   84.289341][  T630] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   84.309218][  T630] RSP: 002b:00007fff65d21a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   84.317629][  T630] RAX: ffffffffffffffda RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8d5bd
[   84.325607][  T630] RDX: 000000000000000f RSI: 00007fff65d21ab0 RDI: 0000000000000006
[   84.333593][  T630] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   84.341552][  T630] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   84.349523][  T630] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   84.357591][  T630]  </TASK>
[   84.362933][  T633] FAULT_INJECTION: forcing a failure.
[   84.362933][  T633] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   84.376174][  T633] CPU: 1 PID: 633 Comm: syz.6.224 Not tainted syzkaller #0
[   84.383397][  T633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   84.393457][  T633] Call Trace:
[   84.396724][  T633]  <TASK>
[   84.399647][  T633]  __dump_stack+0x21/0x24
[   84.403969][  T633]  dump_stack_lvl+0xee/0x150
[   84.408550][  T633]  ? __cfi_dump_stack_lvl+0x8/0x8
[   84.413649][  T633]  dump_stack+0x15/0x24
[   84.417795][  T633]  should_fail_ex+0x3d4/0x520
[   84.422462][  T633]  should_fail+0xb/0x10
[   84.426620][  T633]  should_fail_usercopy+0x1a/0x20
[   84.431655][  T633]  _copy_to_user+0x1e/0x90
[   84.436082][  T633]  simple_read_from_buffer+0xe9/0x160
[   84.441454][  T633]  proc_fail_nth_read+0x19a/0x210
[   84.446474][  T633]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   84.452013][  T633]  ? security_file_permission+0x94/0xb0
[   84.457643][  T633]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   84.463182][  T633]  vfs_read+0x26e/0x8c0
[   84.467343][  T633]  ? __cfi_vfs_read+0x10/0x10
[   84.472021][  T633]  ? __fput+0x66a/0x8f0
[   84.476178][  T633]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   84.482242][  T633]  ? __kasan_check_read+0x11/0x20
[   84.487277][  T633]  ? __fdget_pos+0x2d4/0x380
[   84.491860][  T633]  ksys_read+0x140/0x240
[   84.496102][  T633]  ? __cfi_ksys_read+0x10/0x10
[   84.501136][  T633]  ? debug_smp_processor_id+0x17/0x20
[   84.506514][  T633]  __x64_sys_read+0x7b/0x90
[   84.511022][  T633]  x64_sys_call+0x2f/0x9a0
[   84.515445][  T633]  do_syscall_64+0x4c/0xa0
[   84.519858][  T633]  ? clear_bhb_loop+0x30/0x80
[   84.524534][  T633]  ? clear_bhb_loop+0x30/0x80
[   84.529301][  T633]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   84.535196][  T633] RIP: 0033:0x7f620a98d5bd
[   84.539607][  T633] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   84.559292][  T633] RSP: 002b:00007fffda1b2888 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   84.567711][  T633] RAX: ffffffffffffffda RBX: 00007f620abc5fa0 RCX: 00007f620a98d5bd
[   84.575786][  T633] RDX: 000000000000000f RSI: 00007fffda1b28d0 RDI: 0000000000000006
[   84.583766][  T633] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   84.591745][  T633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
2025/08/30 20:44:54 executed programs: 221
[   84.599800][  T633] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   84.607948][  T633]  </TASK>
[   84.614782][  T635] FAULT_INJECTION: forcing a failure.
[   84.614782][  T635] name failslab, interval 1, probability 0, space 0, times 0
[   84.628225][  T635] CPU: 0 PID: 635 Comm: syz.3.226 Not tainted syzkaller #0
[   84.635459][  T635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   84.645529][  T635] Call Trace:
[   84.648904][  T635]  <TASK>
[   84.651828][  T635]  __dump_stack+0x21/0x24
[   84.656166][  T635]  dump_stack_lvl+0xee/0x150
[   84.660749][  T635]  ? __cfi_dump_stack_lvl+0x8/0x8
[   84.665837][  T635]  dump_stack+0x15/0x24
[   84.670003][  T635]  should_fail_ex+0x3d4/0x520
[   84.674676][  T635]  __should_failslab+0xac/0xf0
[   84.679466][  T635]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   84.685437][  T635]  should_failslab+0x9/0x20
[   84.690022][  T635]  __kmem_cache_alloc_node+0x3d/0x2c0
[   84.695470][  T635]  ? __cfi_mutex_lock+0x10/0x10
[   84.700397][  T635]  ? delete_node+0x2f4/0xa60
[   84.704988][  T635]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   84.710971][  T635]  __kmalloc+0xa1/0x1e0
[   84.715118][  T635]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   84.721177][  T635]  tracepoint_probe_unregister+0x1e6/0x8b0
[   84.726986][  T635]  bpf_probe_unregister+0x61/0x70
[   84.732003][  T635]  bpf_raw_tp_link_release+0x63/0x90
[   84.737285][  T635]  bpf_link_free+0x13a/0x390
[   84.742047][  T635]  ? bpf_link_put_deferred+0x20/0x20
[   84.747324][  T635]  bpf_link_release+0x15f/0x170
[   84.752160][  T635]  ? __cfi_bpf_link_release+0x10/0x10
[   84.757548][  T635]  __fput+0x1fc/0x8f0
[   84.761565][  T635]  ____fput+0x15/0x20
[   84.765549][  T635]  task_work_run+0x1db/0x240
[   84.770317][  T635]  ? __cfi_task_work_run+0x10/0x10
[   84.775452][  T635]  ? filp_close+0x111/0x160
[   84.779962][  T635]  exit_to_user_mode_loop+0x9b/0xb0
[   84.785171][  T635]  exit_to_user_mode_prepare+0x5a/0xa0
[   84.790814][  T635]  syscall_exit_to_user_mode+0x1a/0x30
[   84.796291][  T635]  do_syscall_64+0x58/0xa0
[   84.800721][  T635]  ? clear_bhb_loop+0x30/0x80
[   84.805478][  T635]  ? clear_bhb_loop+0x30/0x80
[   84.810159][  T635]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   84.816144][  T635] RIP: 0033:0x7f46d1d8ebe9
[   84.820554][  T635] 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 a8 ff ff ff f7 d8 64 89 01 48
[   84.840273][  T635] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   84.848774][  T635] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   84.856797][  T635] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   84.864805][  T635] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   84.872766][  T635] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   84.880731][  T635] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   84.888708][  T635]  </TASK>
[   84.892953][  T636] FAULT_INJECTION: forcing a failure.
[   84.892953][  T636] name failslab, interval 1, probability 0, space 0, times 0
[   84.908718][  T636] CPU: 0 PID: 636 Comm: syz.0.227 Not tainted syzkaller #0
[   84.915960][  T636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   84.926020][  T636] Call Trace:
[   84.929385][  T636]  <TASK>
[   84.932321][  T636]  __dump_stack+0x21/0x24
[   84.936657][  T636]  dump_stack_lvl+0xee/0x150
[   84.941261][  T636]  ? __cfi_dump_stack_lvl+0x8/0x8
[   84.946282][  T636]  dump_stack+0x15/0x24
[   84.950434][  T636]  should_fail_ex+0x3d4/0x520
[   84.955127][  T636]  __should_failslab+0xac/0xf0
[   84.959896][  T636]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   84.965901][  T636]  should_failslab+0x9/0x20
[   84.970399][  T636]  __kmem_cache_alloc_node+0x3d/0x2c0
[   84.975955][  T636]  ? __cfi_mutex_lock+0x10/0x10
[   84.980795][  T636]  ? delete_node+0x2f4/0xa60
[   84.985461][  T636]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   84.991428][  T636]  __kmalloc+0xa1/0x1e0
[   84.995597][  T636]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   85.001735][  T636]  tracepoint_probe_unregister+0x1e6/0x8b0
[   85.007563][  T636]  bpf_probe_unregister+0x61/0x70
[   85.012584][  T636]  bpf_raw_tp_link_release+0x63/0x90
[   85.017876][  T636]  bpf_link_free+0x13a/0x390
[   85.022478][  T636]  ? bpf_link_put_deferred+0x20/0x20
[   85.027765][  T636]  bpf_link_release+0x15f/0x170
[   85.032606][  T636]  ? __cfi_bpf_link_release+0x10/0x10
[   85.037977][  T636]  __fput+0x1fc/0x8f0
[   85.041949][  T636]  ____fput+0x15/0x20
[   85.045918][  T636]  task_work_run+0x1db/0x240
[   85.050588][  T636]  ? __cfi_task_work_run+0x10/0x10
[   85.055700][  T636]  ? filp_close+0x111/0x160
[   85.060212][  T636]  exit_to_user_mode_loop+0x9b/0xb0
[   85.065404][  T636]  exit_to_user_mode_prepare+0x5a/0xa0
[   85.070850][  T636]  syscall_exit_to_user_mode+0x1a/0x30
[   85.076297][  T636]  do_syscall_64+0x58/0xa0
[   85.080713][  T636]  ? clear_bhb_loop+0x30/0x80
[   85.085379][  T636]  ? clear_bhb_loop+0x30/0x80
[   85.090061][  T636]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   85.096138][  T636] RIP: 0033:0x7f0718b8ebe9
[   85.100551][  T636] 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 a8 ff ff ff f7 d8 64 89 01 48
[   85.120158][  T636] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   85.128589][  T636] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   85.136555][  T636] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   85.144612][  T636] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   85.152751][  T636] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   85.160897][  T636] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   85.168949][  T636]  </TASK>
[   85.173262][  T637] FAULT_INJECTION: forcing a failure.
[   85.173262][  T637] name failslab, interval 1, probability 0, space 0, times 0
[   85.186414][  T637] CPU: 0 PID: 637 Comm: syz.1.228 Not tainted syzkaller #0
[   85.193629][  T637] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   85.203694][  T637] Call Trace:
[   85.206962][  T637]  <TASK>
[   85.209891][  T637]  __dump_stack+0x21/0x24
[   85.214238][  T637]  dump_stack_lvl+0xee/0x150
[   85.218819][  T637]  ? __cfi_dump_stack_lvl+0x8/0x8
[   85.223835][  T637]  dump_stack+0x15/0x24
[   85.227992][  T637]  should_fail_ex+0x3d4/0x520
[   85.232688][  T637]  __should_failslab+0xac/0xf0
[   85.237460][  T637]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   85.243449][  T637]  should_failslab+0x9/0x20
[   85.248126][  T637]  __kmem_cache_alloc_node+0x3d/0x2c0
[   85.253494][  T637]  ? __cfi_mutex_lock+0x10/0x10
[   85.258351][  T637]  ? delete_node+0x2f4/0xa60
[   85.262964][  T637]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   85.268965][  T637]  __kmalloc+0xa1/0x1e0
[   85.273124][  T637]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   85.279184][  T637]  tracepoint_probe_unregister+0x1e6/0x8b0
[   85.284981][  T637]  bpf_probe_unregister+0x61/0x70
[   85.290025][  T637]  bpf_raw_tp_link_release+0x63/0x90
[   85.295310][  T637]  bpf_link_free+0x13a/0x390
[   85.300027][  T637]  ? bpf_link_put_deferred+0x20/0x20
[   85.305329][  T637]  bpf_link_release+0x15f/0x170
[   85.310179][  T637]  ? __cfi_bpf_link_release+0x10/0x10
[   85.315548][  T637]  __fput+0x1fc/0x8f0
[   85.319566][  T637]  ____fput+0x15/0x20
[   85.323540][  T637]  task_work_run+0x1db/0x240
[   85.328154][  T637]  ? __cfi_task_work_run+0x10/0x10
[   85.333270][  T637]  ? filp_close+0x111/0x160
[   85.337938][  T637]  exit_to_user_mode_loop+0x9b/0xb0
[   85.343126][  T637]  exit_to_user_mode_prepare+0x5a/0xa0
[   85.348568][  T637]  syscall_exit_to_user_mode+0x1a/0x30
[   85.354016][  T637]  do_syscall_64+0x58/0xa0
[   85.358420][  T637]  ? clear_bhb_loop+0x30/0x80
[   85.363189][  T637]  ? clear_bhb_loop+0x30/0x80
[   85.367877][  T637]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   85.373759][  T637] RIP: 0033:0x7f8b6ff8ebe9
[   85.378165][  T637] 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 a8 ff ff ff f7 d8 64 89 01 48
[   85.397762][  T637] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   85.406167][  T637] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   85.414129][  T637] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   85.422101][  T637] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   85.430194][  T637] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   85.438156][  T637] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   85.446123][  T637]  </TASK>
[   85.449869][  T634] FAULT_INJECTION: forcing a failure.
[   85.449869][  T634] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   85.463213][  T634] CPU: 0 PID: 634 Comm: syz.2.225 Not tainted syzkaller #0
[   85.470435][  T634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   85.480503][  T634] Call Trace:
[   85.483776][  T634]  <TASK>
[   85.486708][  T634]  __dump_stack+0x21/0x24
[   85.491050][  T634]  dump_stack_lvl+0xee/0x150
[   85.495735][  T634]  ? __cfi_dump_stack_lvl+0x8/0x8
[   85.500766][  T634]  dump_stack+0x15/0x24
[   85.504929][  T634]  should_fail_ex+0x3d4/0x520
[   85.509728][  T634]  should_fail+0xb/0x10
[   85.513889][  T634]  should_fail_usercopy+0x1a/0x20
[   85.519174][  T634]  _copy_to_user+0x1e/0x90
[   85.523591][  T634]  simple_read_from_buffer+0xe9/0x160
[   85.528958][  T634]  proc_fail_nth_read+0x19a/0x210
[   85.533976][  T634]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   85.539522][  T634]  ? security_file_permission+0x94/0xb0
[   85.545078][  T634]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   85.550623][  T634]  vfs_read+0x26e/0x8c0
[   85.554781][  T634]  ? __cfi_vfs_read+0x10/0x10
[   85.559549][  T634]  ? __fput+0x66a/0x8f0
[   85.563709][  T634]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   85.569774][  T634]  ? __kasan_check_read+0x11/0x20
[   85.574891][  T634]  ? __fdget_pos+0x2d4/0x380
[   85.579593][  T634]  ksys_read+0x140/0x240
[   85.583841][  T634]  ? __cfi_ksys_read+0x10/0x10
[   85.588619][  T634]  ? fpregs_restore_userregs+0x128/0x260
[   85.594281][  T634]  __x64_sys_read+0x7b/0x90
[   85.598805][  T634]  x64_sys_call+0x2f/0x9a0
[   85.603226][  T634]  do_syscall_64+0x4c/0xa0
[   85.607898][  T634]  ? clear_bhb_loop+0x30/0x80
[   85.612576][  T634]  ? clear_bhb_loop+0x30/0x80
[   85.617260][  T634]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   85.623246][  T634] RIP: 0033:0x7fe61a58d5bd
[   85.627669][  T634] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   85.647269][  T634] RSP: 002b:00007ffe26b72418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   85.655683][  T634] RAX: ffffffffffffffda RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58d5bd
[   85.663652][  T634] RDX: 000000000000000f RSI: 00007ffe26b72460 RDI: 0000000000000006
[   85.671733][  T634] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   85.679700][  T634] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   85.687682][  T634] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   85.695651][  T634]  </TASK>
[   85.699212][  T639] FAULT_INJECTION: forcing a failure.
[   85.699212][  T639] name failslab, interval 1, probability 0, space 0, times 0
[   85.714088][  T639] CPU: 1 PID: 639 Comm: syz.3.230 Not tainted syzkaller #0
[   85.721320][  T639] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   85.731410][  T639] Call Trace:
[   85.734799][  T639]  <TASK>
[   85.737745][  T639]  __dump_stack+0x21/0x24
[   85.742165][  T639]  dump_stack_lvl+0xee/0x150
[   85.746755][  T639]  ? __cfi_dump_stack_lvl+0x8/0x8
[   85.751788][  T639]  dump_stack+0x15/0x24
[   85.756027][  T639]  should_fail_ex+0x3d4/0x520
[   85.760781][  T639]  __should_failslab+0xac/0xf0
[   85.765561][  T639]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   85.771534][  T639]  should_failslab+0x9/0x20
[   85.776208][  T639]  __kmem_cache_alloc_node+0x3d/0x2c0
[   85.781587][  T639]  ? __cfi_mutex_lock+0x10/0x10
[   85.786535][  T639]  ? delete_node+0x2f4/0xa60
[   85.791148][  T639]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   85.797140][  T639]  __kmalloc+0xa1/0x1e0
[   85.801379][  T639]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   85.807527][  T639]  tracepoint_probe_unregister+0x1e6/0x8b0
[   85.813334][  T639]  bpf_probe_unregister+0x61/0x70
[   85.818357][  T639]  bpf_raw_tp_link_release+0x63/0x90
[   85.823633][  T639]  bpf_link_free+0x13a/0x390
[   85.828230][  T639]  ? bpf_link_put_deferred+0x20/0x20
[   85.833528][  T639]  bpf_link_release+0x15f/0x170
[   85.838383][  T639]  ? __cfi_bpf_link_release+0x10/0x10
[   85.843772][  T639]  __fput+0x1fc/0x8f0
[   85.847766][  T639]  ____fput+0x15/0x20
[   85.851767][  T639]  task_work_run+0x1db/0x240
[   85.856355][  T639]  ? __cfi_task_work_run+0x10/0x10
[   85.861454][  T639]  ? filp_close+0x111/0x160
[   85.866045][  T639]  exit_to_user_mode_loop+0x9b/0xb0
[   85.871318][  T639]  exit_to_user_mode_prepare+0x5a/0xa0
[   85.876766][  T639]  syscall_exit_to_user_mode+0x1a/0x30
[   85.882233][  T639]  do_syscall_64+0x58/0xa0
[   85.886665][  T639]  ? clear_bhb_loop+0x30/0x80
[   85.891334][  T639]  ? clear_bhb_loop+0x30/0x80
[   85.896016][  T639]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   85.901894][  T639] RIP: 0033:0x7f46d1d8ebe9
[   85.906301][  T639] 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 a8 ff ff ff f7 d8 64 89 01 48
[   85.925906][  T639] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   85.934410][  T639] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   85.943067][  T639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   85.951046][  T639] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   85.959040][  T639] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   85.967027][  T639] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   85.975095][  T639]  </TASK>
[   85.978551][  T640] FAULT_INJECTION: forcing a failure.
[   85.978551][  T640] name failslab, interval 1, probability 0, space 0, times 0
[   85.991255][  T640] CPU: 0 PID: 640 Comm: syz.0.231 Not tainted syzkaller #0
[   85.998476][  T640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   86.008580][  T640] Call Trace:
[   86.011858][  T640]  <TASK>
[   86.014783][  T640]  __dump_stack+0x21/0x24
[   86.019117][  T640]  dump_stack_lvl+0xee/0x150
[   86.023701][  T640]  ? __cfi_dump_stack_lvl+0x8/0x8
[   86.028721][  T640]  dump_stack+0x15/0x24
[   86.032869][  T640]  should_fail_ex+0x3d4/0x520
[   86.037535][  T640]  __should_failslab+0xac/0xf0
[   86.042290][  T640]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   86.048279][  T640]  should_failslab+0x9/0x20
[   86.053205][  T640]  __kmem_cache_alloc_node+0x3d/0x2c0
[   86.058567][  T640]  ? __cfi_mutex_lock+0x10/0x10
[   86.063493][  T640]  ? delete_node+0x2f4/0xa60
[   86.068253][  T640]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   86.074221][  T640]  __kmalloc+0xa1/0x1e0
[   86.078370][  T640]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   86.084431][  T640]  tracepoint_probe_unregister+0x1e6/0x8b0
[   86.090239][  T640]  bpf_probe_unregister+0x61/0x70
[   86.095255][  T640]  bpf_raw_tp_link_release+0x63/0x90
[   86.100528][  T640]  bpf_link_free+0x13a/0x390
[   86.105113][  T640]  ? bpf_link_put_deferred+0x20/0x20
[   86.110388][  T640]  bpf_link_release+0x15f/0x170
[   86.115279][  T640]  ? __cfi_bpf_link_release+0x10/0x10
[   86.120634][  T640]  __fput+0x1fc/0x8f0
[   86.124609][  T640]  ____fput+0x15/0x20
[   86.128583][  T640]  task_work_run+0x1db/0x240
[   86.133161][  T640]  ? __cfi_task_work_run+0x10/0x10
[   86.138259][  T640]  ? filp_close+0x111/0x160
[   86.142750][  T640]  exit_to_user_mode_loop+0x9b/0xb0
[   86.147933][  T640]  exit_to_user_mode_prepare+0x5a/0xa0
[   86.153551][  T640]  syscall_exit_to_user_mode+0x1a/0x30
[   86.158997][  T640]  do_syscall_64+0x58/0xa0
[   86.163399][  T640]  ? clear_bhb_loop+0x30/0x80
[   86.168063][  T640]  ? clear_bhb_loop+0x30/0x80
[   86.172726][  T640]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   86.178697][  T640] RIP: 0033:0x7f0718b8ebe9
[   86.183184][  T640] 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 a8 ff ff ff f7 d8 64 89 01 48
[   86.202782][  T640] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   86.211182][  T640] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   86.219154][  T640] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   86.227113][  T640] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   86.235080][  T640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   86.243052][  T640] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   86.251027][  T640]  </TASK>
[   86.254875][  T641] FAULT_INJECTION: forcing a failure.
[   86.254875][  T641] name failslab, interval 1, probability 0, space 0, times 0
[   86.267623][  T641] CPU: 1 PID: 641 Comm: syz.1.232 Not tainted syzkaller #0
[   86.274849][  T641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   86.284997][  T641] Call Trace:
[   86.288271][  T641]  <TASK>
[   86.291191][  T641]  __dump_stack+0x21/0x24
[   86.295516][  T641]  dump_stack_lvl+0xee/0x150
[   86.300189][  T641]  ? __cfi_dump_stack_lvl+0x8/0x8
[   86.305208][  T641]  dump_stack+0x15/0x24
[   86.309365][  T641]  should_fail_ex+0x3d4/0x520
[   86.314034][  T641]  __should_failslab+0xac/0xf0
[   86.318786][  T641]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   86.324796][  T641]  should_failslab+0x9/0x20
[   86.329283][  T641]  __kmem_cache_alloc_node+0x3d/0x2c0
[   86.334641][  T641]  ? __cfi_mutex_lock+0x10/0x10
[   86.339480][  T641]  ? delete_node+0x2f4/0xa60
[   86.344055][  T641]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   86.350022][  T641]  __kmalloc+0xa1/0x1e0
[   86.354188][  T641]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   86.360336][  T641]  tracepoint_probe_unregister+0x1e6/0x8b0
[   86.366150][  T641]  bpf_probe_unregister+0x61/0x70
[   86.371164][  T641]  bpf_raw_tp_link_release+0x63/0x90
[   86.376437][  T641]  bpf_link_free+0x13a/0x390
[   86.381014][  T641]  ? bpf_link_put_deferred+0x20/0x20
[   86.386294][  T641]  bpf_link_release+0x15f/0x170
[   86.391128][  T641]  ? __cfi_bpf_link_release+0x10/0x10
[   86.396488][  T641]  __fput+0x1fc/0x8f0
[   86.400557][  T641]  ____fput+0x15/0x20
[   86.404613][  T641]  task_work_run+0x1db/0x240
[   86.409202][  T641]  ? __cfi_task_work_run+0x10/0x10
[   86.414305][  T641]  ? filp_close+0x111/0x160
[   86.418823][  T641]  exit_to_user_mode_loop+0x9b/0xb0
[   86.424027][  T641]  exit_to_user_mode_prepare+0x5a/0xa0
[   86.429490][  T641]  syscall_exit_to_user_mode+0x1a/0x30
[   86.434951][  T641]  do_syscall_64+0x58/0xa0
[   86.439359][  T641]  ? clear_bhb_loop+0x30/0x80
[   86.444032][  T641]  ? clear_bhb_loop+0x30/0x80
[   86.448700][  T641]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   86.454670][  T641] RIP: 0033:0x7f8b6ff8ebe9
[   86.459075][  T641] 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 a8 ff ff ff f7 d8 64 89 01 48
[   86.478672][  T641] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   86.487080][  T641] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   86.495054][  T641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   86.503015][  T641] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   86.511074][  T641] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   86.519041][  T641] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   86.527012][  T641]  </TASK>
[   86.532383][  T638] FAULT_INJECTION: forcing a failure.
[   86.532383][  T638] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   86.545631][  T638] CPU: 1 PID: 638 Comm: syz.6.229 Not tainted syzkaller #0
[   86.552847][  T638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   86.562906][  T638] Call Trace:
[   86.566178][  T638]  <TASK>
[   86.569097][  T638]  __dump_stack+0x21/0x24
[   86.573421][  T638]  dump_stack_lvl+0xee/0x150
[   86.577999][  T638]  ? __cfi_dump_stack_lvl+0x8/0x8
[   86.583015][  T638]  dump_stack+0x15/0x24
[   86.587341][  T638]  should_fail_ex+0x3d4/0x520
[   86.592110][  T638]  should_fail+0xb/0x10
[   86.596270][  T638]  should_fail_usercopy+0x1a/0x20
[   86.601295][  T638]  _copy_to_user+0x1e/0x90
[   86.605712][  T638]  simple_read_from_buffer+0xe9/0x160
[   86.611092][  T638]  proc_fail_nth_read+0x19a/0x210
[   86.616133][  T638]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   86.621687][  T638]  ? security_file_permission+0x94/0xb0
[   86.627241][  T638]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   86.632785][  T638]  vfs_read+0x26e/0x8c0
[   86.636944][  T638]  ? __cfi_vfs_read+0x10/0x10
[   86.641634][  T638]  ? __fput+0x66a/0x8f0
[   86.645841][  T638]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   86.651920][  T638]  ? __kasan_check_read+0x11/0x20
[   86.656960][  T638]  ? __fdget_pos+0x2d4/0x380
[   86.661566][  T638]  ksys_read+0x140/0x240
[   86.665918][  T638]  ? __cfi_ksys_read+0x10/0x10
[   86.670694][  T638]  ? fpregs_restore_userregs+0x128/0x260
[   86.676337][  T638]  __x64_sys_read+0x7b/0x90
[   86.680843][  T638]  x64_sys_call+0x2f/0x9a0
[   86.685259][  T638]  do_syscall_64+0x4c/0xa0
[   86.689668][  T638]  ? clear_bhb_loop+0x30/0x80
[   86.694341][  T638]  ? clear_bhb_loop+0x30/0x80
[   86.699019][  T638]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   86.705089][  T638] RIP: 0033:0x7f620a98d5bd
[   86.709503][  T638] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   86.729117][  T638] RSP: 002b:00007fffda1b2888 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   86.737537][  T638] RAX: ffffffffffffffda RBX: 00007f620abc5fa0 RCX: 00007f620a98d5bd
[   86.745507][  T638] RDX: 000000000000000f RSI: 00007fffda1b28d0 RDI: 0000000000000006
[   86.753504][  T638] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   86.761563][  T638] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   86.769537][  T638] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   86.777533][  T638]  </TASK>
[   86.783732][  T643] FAULT_INJECTION: forcing a failure.
[   86.783732][  T643] name failslab, interval 1, probability 0, space 0, times 0
[   86.797056][  T643] CPU: 0 PID: 643 Comm: syz.3.234 Not tainted syzkaller #0
[   86.804278][  T643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   86.814520][  T643] Call Trace:
[   86.817818][  T643]  <TASK>
[   86.820741][  T643]  __dump_stack+0x21/0x24
[   86.825156][  T643]  dump_stack_lvl+0xee/0x150
[   86.829742][  T643]  ? __cfi_dump_stack_lvl+0x8/0x8
[   86.834771][  T643]  dump_stack+0x15/0x24
[   86.838926][  T643]  should_fail_ex+0x3d4/0x520
[   86.843609][  T643]  __should_failslab+0xac/0xf0
[   86.848360][  T643]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   86.854449][  T643]  should_failslab+0x9/0x20
[   86.858967][  T643]  __kmem_cache_alloc_node+0x3d/0x2c0
[   86.864345][  T643]  ? __cfi_mutex_lock+0x10/0x10
[   86.869202][  T643]  ? delete_node+0x2f4/0xa60
[   86.873806][  T643]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   86.879793][  T643]  __kmalloc+0xa1/0x1e0
[   86.883958][  T643]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   86.890026][  T643]  tracepoint_probe_unregister+0x1e6/0x8b0
[   86.895928][  T643]  bpf_probe_unregister+0x61/0x70
[   86.900961][  T643]  bpf_raw_tp_link_release+0x63/0x90
[   86.906247][  T643]  bpf_link_free+0x13a/0x390
[   86.910832][  T643]  ? bpf_link_put_deferred+0x20/0x20
[   86.916373][  T643]  bpf_link_release+0x15f/0x170
[   86.921208][  T643]  ? __cfi_bpf_link_release+0x10/0x10
[   86.926573][  T643]  __fput+0x1fc/0x8f0
[   86.930558][  T643]  ____fput+0x15/0x20
[   86.934536][  T643]  task_work_run+0x1db/0x240
[   86.939115][  T643]  ? __cfi_task_work_run+0x10/0x10
[   86.944212][  T643]  ? filp_close+0x111/0x160
[   86.948718][  T643]  exit_to_user_mode_loop+0x9b/0xb0
[   86.954100][  T643]  exit_to_user_mode_prepare+0x5a/0xa0
[   86.959633][  T643]  syscall_exit_to_user_mode+0x1a/0x30
[   86.965091][  T643]  do_syscall_64+0x58/0xa0
[   86.969501][  T643]  ? clear_bhb_loop+0x30/0x80
[   86.974185][  T643]  ? clear_bhb_loop+0x30/0x80
[   86.978877][  T643]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   86.984777][  T643] RIP: 0033:0x7f46d1d8ebe9
[   86.989269][  T643] 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 a8 ff ff ff f7 d8 64 89 01 48
[   87.008861][  T643] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   87.017267][  T643] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   87.025312][  T643] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   87.033360][  T643] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   87.041319][  T643] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   87.049279][  T643] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   87.057250][  T643]  </TASK>
[   87.060787][  T644] FAULT_INJECTION: forcing a failure.
[   87.060787][  T644] name failslab, interval 1, probability 0, space 0, times 0
[   87.073462][  T644] CPU: 0 PID: 644 Comm: syz.0.235 Not tainted syzkaller #0
[   87.080762][  T644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   87.090831][  T644] Call Trace:
[   87.094133][  T644]  <TASK>
[   87.097079][  T644]  __dump_stack+0x21/0x24
[   87.101414][  T644]  dump_stack_lvl+0xee/0x150
[   87.105995][  T644]  ? __cfi_dump_stack_lvl+0x8/0x8
[   87.111012][  T644]  dump_stack+0x15/0x24
[   87.115161][  T644]  should_fail_ex+0x3d4/0x520
[   87.119829][  T644]  __should_failslab+0xac/0xf0
[   87.124588][  T644]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   87.130578][  T644]  should_failslab+0x9/0x20
[   87.135253][  T644]  __kmem_cache_alloc_node+0x3d/0x2c0
[   87.140620][  T644]  ? __cfi_mutex_lock+0x10/0x10
[   87.145464][  T644]  ? delete_node+0x2f4/0xa60
[   87.150219][  T644]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   87.156204][  T644]  __kmalloc+0xa1/0x1e0
[   87.160361][  T644]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   87.166450][  T644]  tracepoint_probe_unregister+0x1e6/0x8b0
[   87.172251][  T644]  bpf_probe_unregister+0x61/0x70
[   87.177266][  T644]  bpf_raw_tp_link_release+0x63/0x90
[   87.182571][  T644]  bpf_link_free+0x13a/0x390
[   87.187187][  T644]  ? bpf_link_put_deferred+0x20/0x20
[   87.192464][  T644]  bpf_link_release+0x15f/0x170
[   87.197308][  T644]  ? __cfi_bpf_link_release+0x10/0x10
[   87.202664][  T644]  __fput+0x1fc/0x8f0
[   87.206654][  T644]  ____fput+0x15/0x20
[   87.210623][  T644]  task_work_run+0x1db/0x240
[   87.215201][  T644]  ? __cfi_task_work_run+0x10/0x10
[   87.220296][  T644]  ? filp_close+0x111/0x160
[   87.224876][  T644]  exit_to_user_mode_loop+0x9b/0xb0
[   87.230060][  T644]  exit_to_user_mode_prepare+0x5a/0xa0
[   87.235505][  T644]  syscall_exit_to_user_mode+0x1a/0x30
[   87.240956][  T644]  do_syscall_64+0x58/0xa0
[   87.245356][  T644]  ? clear_bhb_loop+0x30/0x80
[   87.250024][  T644]  ? clear_bhb_loop+0x30/0x80
[   87.254687][  T644]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   87.260569][  T644] RIP: 0033:0x7f0718b8ebe9
[   87.264970][  T644] 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 a8 ff ff ff f7 d8 64 89 01 48
[   87.284574][  T644] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   87.293063][  T644] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   87.301210][  T644] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   87.309172][  T644] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   87.317128][  T644] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   87.325084][  T644] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   87.333226][  T644]  </TASK>
[   87.337983][  T645] FAULT_INJECTION: forcing a failure.
[   87.337983][  T645] name failslab, interval 1, probability 0, space 0, times 0
[   87.350796][  T645] CPU: 1 PID: 645 Comm: syz.1.236 Not tainted syzkaller #0
[   87.358011][  T645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   87.368076][  T645] Call Trace:
[   87.371354][  T645]  <TASK>
[   87.374280][  T645]  __dump_stack+0x21/0x24
[   87.378709][  T645]  dump_stack_lvl+0xee/0x150
[   87.383292][  T645]  ? __cfi_dump_stack_lvl+0x8/0x8
[   87.388324][  T645]  dump_stack+0x15/0x24
[   87.392470][  T645]  should_fail_ex+0x3d4/0x520
[   87.397150][  T645]  __should_failslab+0xac/0xf0
[   87.401901][  T645]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   87.407872][  T645]  should_failslab+0x9/0x20
[   87.412371][  T645]  __kmem_cache_alloc_node+0x3d/0x2c0
[   87.417746][  T645]  ? __cfi_mutex_lock+0x10/0x10
[   87.422588][  T645]  ? delete_node+0x2f4/0xa60
[   87.427253][  T645]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   87.433240][  T645]  __kmalloc+0xa1/0x1e0
[   87.437389][  T645]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   87.443449][  T645]  tracepoint_probe_unregister+0x1e6/0x8b0
[   87.449262][  T645]  bpf_probe_unregister+0x61/0x70
[   87.454278][  T645]  bpf_raw_tp_link_release+0x63/0x90
[   87.459566][  T645]  bpf_link_free+0x13a/0x390
[   87.464178][  T645]  ? bpf_link_put_deferred+0x20/0x20
[   87.469475][  T645]  bpf_link_release+0x15f/0x170
[   87.474327][  T645]  ? __cfi_bpf_link_release+0x10/0x10
[   87.479691][  T645]  __fput+0x1fc/0x8f0
[   87.483667][  T645]  ____fput+0x15/0x20
[   87.487648][  T645]  task_work_run+0x1db/0x240
[   87.492402][  T645]  ? __cfi_task_work_run+0x10/0x10
[   87.497499][  T645]  ? filp_close+0x111/0x160
[   87.501995][  T645]  exit_to_user_mode_loop+0x9b/0xb0
[   87.507178][  T645]  exit_to_user_mode_prepare+0x5a/0xa0
[   87.512621][  T645]  syscall_exit_to_user_mode+0x1a/0x30
[   87.518071][  T645]  do_syscall_64+0x58/0xa0
[   87.522470][  T645]  ? clear_bhb_loop+0x30/0x80
[   87.527136][  T645]  ? clear_bhb_loop+0x30/0x80
[   87.531798][  T645]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   87.537765][  T645] RIP: 0033:0x7f8b6ff8ebe9
[   87.542164][  T645] 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 a8 ff ff ff f7 d8 64 89 01 48
[   87.561757][  T645] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   87.570277][  T645] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   87.578240][  T645] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   87.586319][  T645] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   87.594298][  T645] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   87.602257][  T645] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   87.610237][  T645]  </TASK>
[   87.618119][  T642] FAULT_INJECTION: forcing a failure.
[   87.618119][  T642] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   87.631417][  T642] CPU: 0 PID: 642 Comm: syz.2.233 Not tainted syzkaller #0
[   87.638650][  T642] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   87.648703][  T642] Call Trace:
[   87.651975][  T642]  <TASK>
[   87.654902][  T642]  __dump_stack+0x21/0x24
[   87.659238][  T642]  dump_stack_lvl+0xee/0x150
[   87.663830][  T642]  ? __cfi_dump_stack_lvl+0x8/0x8
[   87.668863][  T642]  dump_stack+0x15/0x24
[   87.673019][  T642]  should_fail_ex+0x3d4/0x520
[   87.677789][  T642]  should_fail+0xb/0x10
[   87.681969][  T642]  should_fail_usercopy+0x1a/0x20
[   87.687001][  T642]  _copy_to_user+0x1e/0x90
[   87.691413][  T642]  simple_read_from_buffer+0xe9/0x160
[   87.696868][  T642]  proc_fail_nth_read+0x19a/0x210
[   87.701903][  T642]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   87.707447][  T642]  ? security_file_permission+0x94/0xb0
[   87.713000][  T642]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   87.718548][  T642]  vfs_read+0x26e/0x8c0
[   87.722749][  T642]  ? __cfi_vfs_read+0x10/0x10
[   87.727427][  T642]  ? __fput+0x66a/0x8f0
[   87.731594][  T642]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   87.737782][  T642]  ? __kasan_check_read+0x11/0x20
[   87.742811][  T642]  ? __fdget_pos+0x2d4/0x380
[   87.747483][  T642]  ksys_read+0x140/0x240
[   87.751818][  T642]  ? __cfi_ksys_read+0x10/0x10
[   87.756613][  T642]  ? fpregs_restore_userregs+0x128/0x260
[   87.762243][  T642]  __x64_sys_read+0x7b/0x90
[   87.766750][  T642]  x64_sys_call+0x2f/0x9a0
[   87.771252][  T642]  do_syscall_64+0x4c/0xa0
[   87.775708][  T642]  ? clear_bhb_loop+0x30/0x80
[   87.780387][  T642]  ? clear_bhb_loop+0x30/0x80
[   87.785069][  T642]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   87.790958][  T642] RIP: 0033:0x7fe61a58d5bd
[   87.795368][  T642] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   87.814968][  T642] RSP: 002b:00007ffe26b72418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   87.823470][  T642] RAX: ffffffffffffffda RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58d5bd
[   87.831444][  T642] RDX: 000000000000000f RSI: 00007ffe26b72460 RDI: 0000000000000006
[   87.839527][  T642] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   87.847515][  T642] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   87.855513][  T642] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   87.863503][  T642]  </TASK>
[   87.878038][  T646] FAULT_INJECTION: forcing a failure.
[   87.878038][  T646] name failslab, interval 1, probability 0, space 0, times 0
[   87.890803][  T646] CPU: 1 PID: 646 Comm: syz.6.237 Not tainted syzkaller #0
[   87.898036][  T646] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   87.908111][  T646] Call Trace:
[   87.911381][  T646]  <TASK>
[   87.914315][  T646]  __dump_stack+0x21/0x24
[   87.918638][  T646]  dump_stack_lvl+0xee/0x150
[   87.923244][  T646]  ? __cfi_dump_stack_lvl+0x8/0x8
[   87.928347][  T646]  dump_stack+0x15/0x24
[   87.932509][  T646]  should_fail_ex+0x3d4/0x520
[   87.937185][  T646]  __should_failslab+0xac/0xf0
[   87.941938][  T646]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   87.947936][  T646]  should_failslab+0x9/0x20
[   87.952509][  T646]  __kmem_cache_alloc_node+0x3d/0x2c0
[   87.957869][  T646]  ? __cfi_mutex_lock+0x10/0x10
[   87.962702][  T646]  ? delete_node+0x2f4/0xa60
[   87.967293][  T646]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   87.973267][  T646]  __kmalloc+0xa1/0x1e0
[   87.977415][  T646]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   87.983469][  T646]  tracepoint_probe_unregister+0x1e6/0x8b0
[   87.989460][  T646]  bpf_probe_unregister+0x61/0x70
[   87.995000][  T646]  bpf_raw_tp_link_release+0x63/0x90
[   88.000273][  T646]  bpf_link_free+0x13a/0x390
[   88.004851][  T646]  ? bpf_link_put_deferred+0x20/0x20
[   88.010216][  T646]  bpf_link_release+0x15f/0x170
[   88.015069][  T646]  ? __cfi_bpf_link_release+0x10/0x10
[   88.020443][  T646]  __fput+0x1fc/0x8f0
[   88.024420][  T646]  ____fput+0x15/0x20
[   88.028422][  T646]  task_work_run+0x1db/0x240
[   88.033024][  T646]  ? __cfi_task_work_run+0x10/0x10
[   88.038148][  T646]  ? filp_close+0x111/0x160
[   88.042658][  T646]  exit_to_user_mode_loop+0x9b/0xb0
[   88.047944][  T646]  exit_to_user_mode_prepare+0x5a/0xa0
[   88.053394][  T646]  syscall_exit_to_user_mode+0x1a/0x30
[   88.059018][  T646]  do_syscall_64+0x58/0xa0
[   88.063419][  T646]  ? clear_bhb_loop+0x30/0x80
[   88.068111][  T646]  ? clear_bhb_loop+0x30/0x80
[   88.072867][  T646]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   88.078773][  T646] RIP: 0033:0x7f620a98ebe9
[   88.083190][  T646] 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 a8 ff ff ff f7 d8 64 89 01 48
[   88.102785][  T646] RSP: 002b:00007fffda1b2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   88.111290][  T646] RAX: 0000000000000000 RBX: 00007f620abc5fa0 RCX: 00007f620a98ebe9
[   88.119272][  T646] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   88.127232][  T646] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   88.135192][  T646] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   88.143152][  T646] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   88.151123][  T646]  </TASK>
[   88.155028][  T647] FAULT_INJECTION: forcing a failure.
[   88.155028][  T647] name failslab, interval 1, probability 0, space 0, times 0
[   88.167751][  T647] CPU: 0 PID: 647 Comm: syz.3.238 Not tainted syzkaller #0
[   88.174978][  T647] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   88.185137][  T647] Call Trace:
[   88.188426][  T647]  <TASK>
[   88.191348][  T647]  __dump_stack+0x21/0x24
[   88.195671][  T647]  dump_stack_lvl+0xee/0x150
[   88.200352][  T647]  ? __cfi_dump_stack_lvl+0x8/0x8
[   88.205456][  T647]  dump_stack+0x15/0x24
[   88.209696][  T647]  should_fail_ex+0x3d4/0x520
[   88.214383][  T647]  __should_failslab+0xac/0xf0
[   88.219135][  T647]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   88.225215][  T647]  should_failslab+0x9/0x20
[   88.229721][  T647]  __kmem_cache_alloc_node+0x3d/0x2c0
[   88.235093][  T647]  ? __cfi_mutex_lock+0x10/0x10
[   88.239970][  T647]  ? delete_node+0x2f4/0xa60
[   88.244574][  T647]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   88.250563][  T647]  __kmalloc+0xa1/0x1e0
[   88.254744][  T647]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   88.261121][  T647]  tracepoint_probe_unregister+0x1e6/0x8b0
[   88.266936][  T647]  bpf_probe_unregister+0x61/0x70
[   88.271961][  T647]  bpf_raw_tp_link_release+0x63/0x90
[   88.277240][  T647]  bpf_link_free+0x13a/0x390
[   88.281825][  T647]  ? bpf_link_put_deferred+0x20/0x20
[   88.287103][  T647]  bpf_link_release+0x15f/0x170
[   88.291937][  T647]  ? __cfi_bpf_link_release+0x10/0x10
[   88.297291][  T647]  __fput+0x1fc/0x8f0
[   88.301279][  T647]  ____fput+0x15/0x20
[   88.305681][  T647]  task_work_run+0x1db/0x240
[   88.310259][  T647]  ? __cfi_task_work_run+0x10/0x10
[   88.315356][  T647]  ? filp_close+0x111/0x160
[   88.319845][  T647]  exit_to_user_mode_loop+0x9b/0xb0
[   88.325026][  T647]  exit_to_user_mode_prepare+0x5a/0xa0
[   88.330472][  T647]  syscall_exit_to_user_mode+0x1a/0x30
[   88.335919][  T647]  do_syscall_64+0x58/0xa0
[   88.340423][  T647]  ? clear_bhb_loop+0x30/0x80
[   88.345099][  T647]  ? clear_bhb_loop+0x30/0x80
[   88.349774][  T647]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   88.355654][  T647] RIP: 0033:0x7f46d1d8ebe9
[   88.360061][  T647] 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 a8 ff ff ff f7 d8 64 89 01 48
[   88.379656][  T647] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   88.388056][  T647] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   88.396021][  T647] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   88.403985][  T647] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   88.411950][  T647] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   88.419922][  T647] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   88.427986][  T647]  </TASK>
[   88.431751][  T649] FAULT_INJECTION: forcing a failure.
[   88.431751][  T649] name failslab, interval 1, probability 0, space 0, times 0
[   88.444566][  T649] CPU: 1 PID: 649 Comm: syz.1.240 Not tainted syzkaller #0
[   88.451787][  T649] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   88.461831][  T649] Call Trace:
[   88.465103][  T649]  <TASK>
[   88.468035][  T649]  __dump_stack+0x21/0x24
[   88.472360][  T649]  dump_stack_lvl+0xee/0x150
[   88.476951][  T649]  ? __cfi_dump_stack_lvl+0x8/0x8
[   88.482149][  T649]  dump_stack+0x15/0x24
[   88.486309][  T649]  should_fail_ex+0x3d4/0x520
[   88.490974][  T649]  __should_failslab+0xac/0xf0
[   88.495812][  T649]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   88.501785][  T649]  should_failslab+0x9/0x20
[   88.506271][  T649]  __kmem_cache_alloc_node+0x3d/0x2c0
[   88.511646][  T649]  ? __cfi_mutex_lock+0x10/0x10
[   88.516568][  T649]  ? delete_node+0x2f4/0xa60
[   88.521150][  T649]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   88.527132][  T649]  __kmalloc+0xa1/0x1e0
[   88.531281][  T649]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   88.537347][  T649]  tracepoint_probe_unregister+0x1e6/0x8b0
[   88.543163][  T649]  bpf_probe_unregister+0x61/0x70
[   88.548221][  T649]  bpf_raw_tp_link_release+0x63/0x90
[   88.553520][  T649]  bpf_link_free+0x13a/0x390
[   88.558124][  T649]  ? bpf_link_put_deferred+0x20/0x20
[   88.563405][  T649]  bpf_link_release+0x15f/0x170
[   88.568251][  T649]  ? __cfi_bpf_link_release+0x10/0x10
[   88.573630][  T649]  __fput+0x1fc/0x8f0
[   88.577700][  T649]  ____fput+0x15/0x20
[   88.581673][  T649]  task_work_run+0x1db/0x240
[   88.586267][  T649]  ? __cfi_task_work_run+0x10/0x10
[   88.591399][  T649]  ? filp_close+0x111/0x160
[   88.595899][  T649]  exit_to_user_mode_loop+0x9b/0xb0
[   88.601095][  T649]  exit_to_user_mode_prepare+0x5a/0xa0
[   88.606551][  T649]  syscall_exit_to_user_mode+0x1a/0x30
[   88.612014][  T649]  do_syscall_64+0x58/0xa0
[   88.616608][  T649]  ? clear_bhb_loop+0x30/0x80
[   88.621299][  T649]  ? clear_bhb_loop+0x30/0x80
[   88.625985][  T649]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   88.631882][  T649] RIP: 0033:0x7f8b6ff8ebe9
[   88.636293][  T649] 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 a8 ff ff ff f7 d8 64 89 01 48
[   88.655894][  T649] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   88.664301][  T649] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   88.672260][  T649] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   88.680219][  T649] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   88.688178][  T649] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   88.696135][  T649] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   88.704098][  T649]  </TASK>
[   88.708733][  T648] FAULT_INJECTION: forcing a failure.
[   88.708733][  T648] name failslab, interval 1, probability 0, space 0, times 0
[   88.721855][  T648] CPU: 0 PID: 648 Comm: syz.0.239 Not tainted syzkaller #0
[   88.729078][  T648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   88.739156][  T648] Call Trace:
[   88.742544][  T648]  <TASK>
[   88.745560][  T648]  __dump_stack+0x21/0x24
[   88.749894][  T648]  dump_stack_lvl+0xee/0x150
[   88.754478][  T648]  ? __cfi_dump_stack_lvl+0x8/0x8
[   88.759507][  T648]  dump_stack+0x15/0x24
[   88.763658][  T648]  should_fail_ex+0x3d4/0x520
[   88.768331][  T648]  __should_failslab+0xac/0xf0
[   88.773093][  T648]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   88.779067][  T648]  should_failslab+0x9/0x20
[   88.783643][  T648]  __kmem_cache_alloc_node+0x3d/0x2c0
[   88.789123][  T648]  ? __cfi_mutex_lock+0x10/0x10
[   88.793981][  T648]  ? delete_node+0x2f4/0xa60
[   88.798573][  T648]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   88.804580][  T648]  __kmalloc+0xa1/0x1e0
[   88.808846][  T648]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   88.814941][  T648]  tracepoint_probe_unregister+0x1e6/0x8b0
[   88.820843][  T648]  bpf_probe_unregister+0x61/0x70
[   88.825869][  T648]  bpf_raw_tp_link_release+0x63/0x90
[   88.831235][  T648]  bpf_link_free+0x13a/0x390
[   88.836784][  T648]  ? bpf_link_put_deferred+0x20/0x20
[   88.842086][  T648]  bpf_link_release+0x15f/0x170
[   88.846941][  T648]  ? __cfi_bpf_link_release+0x10/0x10
[   88.852311][  T648]  __fput+0x1fc/0x8f0
[   88.856385][  T648]  ____fput+0x15/0x20
[   88.860729][  T648]  task_work_run+0x1db/0x240
[   88.865323][  T648]  ? __cfi_task_work_run+0x10/0x10
[   88.870441][  T648]  ? filp_close+0x111/0x160
[   88.874955][  T648]  exit_to_user_mode_loop+0x9b/0xb0
[   88.880144][  T648]  exit_to_user_mode_prepare+0x5a/0xa0
[   88.885947][  T648]  syscall_exit_to_user_mode+0x1a/0x30
[   88.891396][  T648]  do_syscall_64+0x58/0xa0
[   88.895822][  T648]  ? clear_bhb_loop+0x30/0x80
[   88.900489][  T648]  ? clear_bhb_loop+0x30/0x80
[   88.905159][  T648]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   88.911215][  T648] RIP: 0033:0x7f0718b8ebe9
[   88.915618][  T648] 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 a8 ff ff ff f7 d8 64 89 01 48
[   88.935215][  T648] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   88.943632][  T648] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   88.951619][  T648] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   88.959594][  T648] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   88.967656][  T648] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   88.975727][  T648] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   88.984662][  T648]  </TASK>
[   88.989543][  T651] FAULT_INJECTION: forcing a failure.
[   88.989543][  T651] name failslab, interval 1, probability 0, space 0, times 0
[   89.004670][  T651] CPU: 1 PID: 651 Comm: syz.6.242 Not tainted syzkaller #0
[   89.011896][  T651] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   89.021946][  T651] Call Trace:
[   89.025216][  T651]  <TASK>
[   89.028318][  T651]  __dump_stack+0x21/0x24
[   89.032774][  T651]  dump_stack_lvl+0xee/0x150
[   89.037362][  T651]  ? __cfi_dump_stack_lvl+0x8/0x8
[   89.042380][  T651]  dump_stack+0x15/0x24
[   89.046536][  T651]  should_fail_ex+0x3d4/0x520
[   89.051290][  T651]  __should_failslab+0xac/0xf0
[   89.056042][  T651]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   89.062012][  T651]  should_failslab+0x9/0x20
[   89.066508][  T651]  __kmem_cache_alloc_node+0x3d/0x2c0
[   89.071878][  T651]  ? __cfi_mutex_lock+0x10/0x10
[   89.076735][  T651]  ? delete_node+0x2f4/0xa60
[   89.081316][  T651]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   89.087282][  T651]  __kmalloc+0xa1/0x1e0
[   89.091429][  T651]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   89.097501][  T651]  tracepoint_probe_unregister+0x1e6/0x8b0
[   89.103322][  T651]  bpf_probe_unregister+0x61/0x70
[   89.108345][  T651]  bpf_raw_tp_link_release+0x63/0x90
[   89.113621][  T651]  bpf_link_free+0x13a/0x390
[   89.118204][  T651]  ? bpf_link_put_deferred+0x20/0x20
[   89.123480][  T651]  bpf_link_release+0x15f/0x170
[   89.128316][  T651]  ? __cfi_bpf_link_release+0x10/0x10
[   89.133732][  T651]  __fput+0x1fc/0x8f0
[   89.137835][  T651]  ____fput+0x15/0x20
[   89.141825][  T651]  task_work_run+0x1db/0x240
[   89.146415][  T651]  ? __cfi_task_work_run+0x10/0x10
[   89.151638][  T651]  ? filp_close+0x111/0x160
[   89.156142][  T651]  exit_to_user_mode_loop+0x9b/0xb0
[   89.161335][  T651]  exit_to_user_mode_prepare+0x5a/0xa0
[   89.166785][  T651]  syscall_exit_to_user_mode+0x1a/0x30
[   89.172250][  T651]  do_syscall_64+0x58/0xa0
[   89.176668][  T651]  ? clear_bhb_loop+0x30/0x80
[   89.181349][  T651]  ? clear_bhb_loop+0x30/0x80
[   89.186028][  T651]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   89.191908][  T651] RIP: 0033:0x7f620a98ebe9
[   89.196312][  T651] 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 a8 ff ff ff f7 d8 64 89 01 48
[   89.215997][  T651] RSP: 002b:00007fffda1b2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   89.224659][  T651] RAX: 0000000000000000 RBX: 00007f620abc5fa0 RCX: 00007f620a98ebe9
[   89.232798][  T651] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   89.241137][  T651] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   89.249113][  T651] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   89.257075][  T651] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   89.265036][  T651]  </TASK>
[   89.269043][  T652] FAULT_INJECTION: forcing a failure.
[   89.269043][  T652] name failslab, interval 1, probability 0, space 0, times 0
[   89.282185][  T652] CPU: 1 PID: 652 Comm: syz.3.243 Not tainted syzkaller #0
[   89.289407][  T652] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   89.299457][  T652] Call Trace:
[   89.302823][  T652]  <TASK>
[   89.305773][  T652]  __dump_stack+0x21/0x24
[   89.310132][  T652]  dump_stack_lvl+0xee/0x150
[   89.314723][  T652]  ? __cfi_dump_stack_lvl+0x8/0x8
[   89.319755][  T652]  dump_stack+0x15/0x24
[   89.323904][  T652]  should_fail_ex+0x3d4/0x520
[   89.328577][  T652]  __should_failslab+0xac/0xf0
[   89.333354][  T652]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   89.339332][  T652]  should_failslab+0x9/0x20
[   89.343838][  T652]  __kmem_cache_alloc_node+0x3d/0x2c0
[   89.349309][  T652]  ? __cfi_mutex_lock+0x10/0x10
[   89.354147][  T652]  ? delete_node+0x2f4/0xa60
[   89.358946][  T652]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   89.364918][  T652]  __kmalloc+0xa1/0x1e0
[   89.369071][  T652]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   89.375132][  T652]  tracepoint_probe_unregister+0x1e6/0x8b0
[   89.380931][  T652]  bpf_probe_unregister+0x61/0x70
[   89.385944][  T652]  bpf_raw_tp_link_release+0x63/0x90
[   89.391218][  T652]  bpf_link_free+0x13a/0x390
[   89.395801][  T652]  ? bpf_link_put_deferred+0x20/0x20
[   89.401078][  T652]  bpf_link_release+0x15f/0x170
[   89.405919][  T652]  ? __cfi_bpf_link_release+0x10/0x10
[   89.411278][  T652]  __fput+0x1fc/0x8f0
[   89.415313][  T652]  ____fput+0x15/0x20
[   89.419312][  T652]  task_work_run+0x1db/0x240
[   89.423934][  T652]  ? __cfi_task_work_run+0x10/0x10
[   89.429042][  T652]  ? filp_close+0x111/0x160
[   89.433612][  T652]  exit_to_user_mode_loop+0x9b/0xb0
[   89.438824][  T652]  exit_to_user_mode_prepare+0x5a/0xa0
[   89.444371][  T652]  syscall_exit_to_user_mode+0x1a/0x30
[   89.449828][  T652]  do_syscall_64+0x58/0xa0
[   89.454234][  T652]  ? clear_bhb_loop+0x30/0x80
[   89.458900][  T652]  ? clear_bhb_loop+0x30/0x80
[   89.463564][  T652]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   89.469454][  T652] RIP: 0033:0x7f46d1d8ebe9
[   89.473856][  T652] 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 a8 ff ff ff f7 d8 64 89 01 48
[   89.493452][  T652] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   89.502014][  T652] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   89.510059][  T652] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   89.518018][  T652] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   89.525977][  T652] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   89.533936][  T652] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   89.541901][  T652]  </TASK>
[   89.546618][  T650] FAULT_INJECTION: forcing a failure.
[   89.546618][  T650] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   89.559767][  T650] CPU: 0 PID: 650 Comm: syz.2.241 Not tainted syzkaller #0
[   89.567182][  T650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   89.577345][  T650] Call Trace:
[   89.580878][  T650]  <TASK>
[   89.583905][  T650]  __dump_stack+0x21/0x24
[   89.588495][  T650]  dump_stack_lvl+0xee/0x150
[   89.593082][  T650]  ? __cfi_dump_stack_lvl+0x8/0x8
[   89.598118][  T650]  dump_stack+0x15/0x24
[   89.602265][  T650]  should_fail_ex+0x3d4/0x520
[   89.606931][  T650]  should_fail+0xb/0x10
[   89.611162][  T650]  should_fail_usercopy+0x1a/0x20
[   89.616173][  T650]  _copy_to_user+0x1e/0x90
[   89.620587][  T650]  simple_read_from_buffer+0xe9/0x160
[   89.625944][  T650]  proc_fail_nth_read+0x19a/0x210
[   89.631040][  T650]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   89.636743][  T650]  ? security_file_permission+0x94/0xb0
[   89.642275][  T650]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   89.647802][  T650]  vfs_read+0x26e/0x8c0
[   89.651945][  T650]  ? __cfi_vfs_read+0x10/0x10
[   89.656617][  T650]  ? __fput+0x66a/0x8f0
[   89.660856][  T650]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   89.666912][  T650]  ? __kasan_check_read+0x11/0x20
[   89.672101][  T650]  ? __fdget_pos+0x2d4/0x380
[   89.676770][  T650]  ksys_read+0x140/0x240
[   89.681004][  T650]  ? __cfi_ksys_read+0x10/0x10
[   89.685758][  T650]  ? fpregs_restore_userregs+0x128/0x260
[   89.691380][  T650]  __x64_sys_read+0x7b/0x90
[   89.695877][  T650]  x64_sys_call+0x2f/0x9a0
[   89.700281][  T650]  do_syscall_64+0x4c/0xa0
[   89.704687][  T650]  ? clear_bhb_loop+0x30/0x80
[   89.709364][  T650]  ? clear_bhb_loop+0x30/0x80
[   89.714041][  T650]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   89.719923][  T650] RIP: 0033:0x7fe61a58d5bd
[   89.724676][  T650] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   89.744529][  T650] RSP: 002b:00007ffe26b72418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   89.753033][  T650] RAX: ffffffffffffffda RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58d5bd
[   89.760990][  T650] RDX: 000000000000000f RSI: 00007ffe26b72460 RDI: 0000000000000006
[   89.768947][  T650] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   89.776902][  T650] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
2025/08/30 20:44:59 executed programs: 240
[   89.785222][  T650] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   89.793197][  T650]  </TASK>
[   89.804902][  T653] FAULT_INJECTION: forcing a failure.
[   89.804902][  T653] name failslab, interval 1, probability 0, space 0, times 0
[   89.817731][  T653] CPU: 0 PID: 653 Comm: syz.1.244 Not tainted syzkaller #0
[   89.824944][  T653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   89.834996][  T653] Call Trace:
[   89.838273][  T653]  <TASK>
[   89.841206][  T653]  __dump_stack+0x21/0x24
[   89.845564][  T653]  dump_stack_lvl+0xee/0x150
[   89.850153][  T653]  ? __cfi_dump_stack_lvl+0x8/0x8
[   89.855191][  T653]  dump_stack+0x15/0x24
[   89.859339][  T653]  should_fail_ex+0x3d4/0x520
[   89.864006][  T653]  __should_failslab+0xac/0xf0
[   89.868758][  T653]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   89.874735][  T653]  should_failslab+0x9/0x20
[   89.879243][  T653]  __kmem_cache_alloc_node+0x3d/0x2c0
[   89.884619][  T653]  ? __cfi_mutex_lock+0x10/0x10
[   89.889457][  T653]  ? delete_node+0x2f4/0xa60
[   89.894057][  T653]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   89.900025][  T653]  __kmalloc+0xa1/0x1e0
[   89.904173][  T653]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   89.910237][  T653]  tracepoint_probe_unregister+0x1e6/0x8b0
[   89.916033][  T653]  bpf_probe_unregister+0x61/0x70
[   89.921146][  T653]  bpf_raw_tp_link_release+0x63/0x90
[   89.926502][  T653]  bpf_link_free+0x13a/0x390
[   89.931084][  T653]  ? bpf_link_put_deferred+0x20/0x20
[   89.936362][  T653]  bpf_link_release+0x15f/0x170
[   89.941199][  T653]  ? __cfi_bpf_link_release+0x10/0x10
[   89.946562][  T653]  __fput+0x1fc/0x8f0
[   89.950563][  T653]  ____fput+0x15/0x20
[   89.954555][  T653]  task_work_run+0x1db/0x240
[   89.959161][  T653]  ? __cfi_task_work_run+0x10/0x10
[   89.964269][  T653]  ? filp_close+0x111/0x160
[   89.968762][  T653]  exit_to_user_mode_loop+0x9b/0xb0
[   89.973944][  T653]  exit_to_user_mode_prepare+0x5a/0xa0
[   89.979391][  T653]  syscall_exit_to_user_mode+0x1a/0x30
[   89.984850][  T653]  do_syscall_64+0x58/0xa0
[   89.989260][  T653]  ? clear_bhb_loop+0x30/0x80
[   89.993939][  T653]  ? clear_bhb_loop+0x30/0x80
[   89.998617][  T653]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   90.004503][  T653] RIP: 0033:0x7f8b6ff8ebe9
[   90.008915][  T653] 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 a8 ff ff ff f7 d8 64 89 01 48
[   90.028727][  T653] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   90.037238][  T653] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   90.045206][  T653] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   90.053343][  T653] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   90.061495][  T653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   90.069500][  T653] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   90.077476][  T653]  </TASK>
[   90.082486][  T654] FAULT_INJECTION: forcing a failure.
[   90.082486][  T654] name failslab, interval 1, probability 0, space 0, times 0
[   90.095603][  T654] CPU: 0 PID: 654 Comm: syz.0.245 Not tainted syzkaller #0
[   90.102821][  T654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   90.113044][  T654] Call Trace:
[   90.116314][  T654]  <TASK>
[   90.119243][  T654]  __dump_stack+0x21/0x24
[   90.123568][  T654]  dump_stack_lvl+0xee/0x150
[   90.128152][  T654]  ? __cfi_dump_stack_lvl+0x8/0x8
[   90.133173][  T654]  dump_stack+0x15/0x24
[   90.137411][  T654]  should_fail_ex+0x3d4/0x520
[   90.142082][  T654]  __should_failslab+0xac/0xf0
[   90.146856][  T654]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   90.152844][  T654]  should_failslab+0x9/0x20
[   90.157433][  T654]  __kmem_cache_alloc_node+0x3d/0x2c0
[   90.162818][  T654]  ? __cfi_mutex_lock+0x10/0x10
[   90.167678][  T654]  ? delete_node+0x2f4/0xa60
[   90.172282][  T654]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   90.178271][  T654]  __kmalloc+0xa1/0x1e0
[   90.182435][  T654]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   90.188524][  T654]  tracepoint_probe_unregister+0x1e6/0x8b0
[   90.194366][  T654]  bpf_probe_unregister+0x61/0x70
[   90.199383][  T654]  bpf_raw_tp_link_release+0x63/0x90
[   90.204654][  T654]  bpf_link_free+0x13a/0x390
[   90.209236][  T654]  ? bpf_link_put_deferred+0x20/0x20
[   90.214512][  T654]  bpf_link_release+0x15f/0x170
[   90.219534][  T654]  ? __cfi_bpf_link_release+0x10/0x10
[   90.224887][  T654]  __fput+0x1fc/0x8f0
[   90.228855][  T654]  ____fput+0x15/0x20
[   90.232818][  T654]  task_work_run+0x1db/0x240
[   90.237413][  T654]  ? __cfi_task_work_run+0x10/0x10
[   90.242598][  T654]  ? filp_close+0x111/0x160
[   90.247089][  T654]  exit_to_user_mode_loop+0x9b/0xb0
[   90.252273][  T654]  exit_to_user_mode_prepare+0x5a/0xa0
[   90.257924][  T654]  syscall_exit_to_user_mode+0x1a/0x30
[   90.263409][  T654]  do_syscall_64+0x58/0xa0
[   90.267820][  T654]  ? clear_bhb_loop+0x30/0x80
[   90.272498][  T654]  ? clear_bhb_loop+0x30/0x80
[   90.277169][  T654]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   90.283134][  T654] RIP: 0033:0x7f0718b8ebe9
[   90.287625][  T654] 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 a8 ff ff ff f7 d8 64 89 01 48
[   90.307301][  T654] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   90.315787][  T654] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   90.323746][  T654] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   90.331713][  T654] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   90.339758][  T654] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   90.347808][  T654] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   90.355956][  T654]  </TASK>
[   90.360463][  T655] FAULT_INJECTION: forcing a failure.
[   90.360463][  T655] name failslab, interval 1, probability 0, space 0, times 0
[   90.373855][  T655] CPU: 0 PID: 655 Comm: syz.6.246 Not tainted syzkaller #0
[   90.381077][  T655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   90.391143][  T655] Call Trace:
[   90.394439][  T655]  <TASK>
[   90.397370][  T655]  __dump_stack+0x21/0x24
[   90.401696][  T655]  dump_stack_lvl+0xee/0x150
[   90.406292][  T655]  ? __cfi_dump_stack_lvl+0x8/0x8
[   90.411333][  T655]  dump_stack+0x15/0x24
[   90.415496][  T655]  should_fail_ex+0x3d4/0x520
[   90.420164][  T655]  __should_failslab+0xac/0xf0
[   90.425261][  T655]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   90.431233][  T655]  should_failslab+0x9/0x20
[   90.435722][  T655]  __kmem_cache_alloc_node+0x3d/0x2c0
[   90.441112][  T655]  ? __cfi_mutex_lock+0x10/0x10
[   90.445963][  T655]  ? delete_node+0x2f4/0xa60
[   90.450541][  T655]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   90.456603][  T655]  __kmalloc+0xa1/0x1e0
[   90.460752][  T655]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   90.466813][  T655]  tracepoint_probe_unregister+0x1e6/0x8b0
[   90.472737][  T655]  bpf_probe_unregister+0x61/0x70
[   90.477753][  T655]  bpf_raw_tp_link_release+0x63/0x90
[   90.483036][  T655]  bpf_link_free+0x13a/0x390
[   90.487619][  T655]  ? bpf_link_put_deferred+0x20/0x20
[   90.492898][  T655]  bpf_link_release+0x15f/0x170
[   90.497735][  T655]  ? __cfi_bpf_link_release+0x10/0x10
[   90.503090][  T655]  __fput+0x1fc/0x8f0
[   90.507080][  T655]  ____fput+0x15/0x20
[   90.511046][  T655]  task_work_run+0x1db/0x240
[   90.515634][  T655]  ? __cfi_task_work_run+0x10/0x10
[   90.520729][  T655]  ? filp_close+0x111/0x160
[   90.525222][  T655]  exit_to_user_mode_loop+0x9b/0xb0
[   90.530404][  T655]  exit_to_user_mode_prepare+0x5a/0xa0
[   90.535866][  T655]  syscall_exit_to_user_mode+0x1a/0x30
[   90.541314][  T655]  do_syscall_64+0x58/0xa0
[   90.545712][  T655]  ? clear_bhb_loop+0x30/0x80
[   90.550373][  T655]  ? clear_bhb_loop+0x30/0x80
[   90.555039][  T655]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   90.560918][  T655] RIP: 0033:0x7f620a98ebe9
[   90.565402][  T655] 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 a8 ff ff ff f7 d8 64 89 01 48
[   90.585269][  T655] RSP: 002b:00007fffda1b2868 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   90.593681][  T655] RAX: 0000000000000000 RBX: 00007f620abc5fa0 RCX: 00007f620a98ebe9
[   90.601662][  T655] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   90.609673][  T655] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   90.617644][  T655] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   90.625608][  T655] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   90.633588][  T655]  </TASK>
[   90.637372][  T657] FAULT_INJECTION: forcing a failure.
[   90.637372][  T657] name failslab, interval 1, probability 0, space 0, times 0
[   90.650228][  T657] CPU: 1 PID: 657 Comm: syz.2.248 Not tainted syzkaller #0
[   90.657463][  T657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   90.667525][  T657] Call Trace:
[   90.670796][  T657]  <TASK>
[   90.673715][  T657]  __dump_stack+0x21/0x24
[   90.678036][  T657]  dump_stack_lvl+0xee/0x150
[   90.682613][  T657]  ? __cfi_dump_stack_lvl+0x8/0x8
[   90.687628][  T657]  dump_stack+0x15/0x24
[   90.691851][  T657]  should_fail_ex+0x3d4/0x520
[   90.696528][  T657]  __should_failslab+0xac/0xf0
[   90.701275][  T657]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   90.707254][  T657]  should_failslab+0x9/0x20
[   90.711920][  T657]  __kmem_cache_alloc_node+0x3d/0x2c0
[   90.717276][  T657]  ? __cfi_mutex_lock+0x10/0x10
[   90.722109][  T657]  ? delete_node+0x2f4/0xa60
[   90.726683][  T657]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   90.733080][  T657]  __kmalloc+0xa1/0x1e0
[   90.737223][  T657]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   90.743276][  T657]  tracepoint_probe_unregister+0x1e6/0x8b0
[   90.749070][  T657]  bpf_probe_unregister+0x61/0x70
[   90.754252][  T657]  bpf_raw_tp_link_release+0x63/0x90
[   90.759537][  T657]  bpf_link_free+0x13a/0x390
[   90.764116][  T657]  ? bpf_link_put_deferred+0x20/0x20
[   90.769390][  T657]  bpf_link_release+0x15f/0x170
[   90.774256][  T657]  ? __cfi_bpf_link_release+0x10/0x10
[   90.780242][  T657]  __fput+0x1fc/0x8f0
[   90.784240][  T657]  ____fput+0x15/0x20
[   90.788321][  T657]  task_work_run+0x1db/0x240
[   90.792905][  T657]  ? __cfi_task_work_run+0x10/0x10
[   90.798088][  T657]  ? filp_close+0x111/0x160
[   90.802579][  T657]  exit_to_user_mode_loop+0x9b/0xb0
[   90.807773][  T657]  exit_to_user_mode_prepare+0x5a/0xa0
[   90.813214][  T657]  syscall_exit_to_user_mode+0x1a/0x30
[   90.818660][  T657]  do_syscall_64+0x58/0xa0
[   90.823205][  T657]  ? clear_bhb_loop+0x30/0x80
[   90.827867][  T657]  ? clear_bhb_loop+0x30/0x80
[   90.832524][  T657]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   90.838497][  T657] RIP: 0033:0x7fe61a58ebe9
[   90.842896][  T657] 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 a8 ff ff ff f7 d8 64 89 01 48
[   90.862499][  T657] RSP: 002b:00007ffe26b723f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   90.870899][  T657] RAX: 0000000000000000 RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58ebe9
[   90.878869][  T657] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   90.886825][  T657] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   90.894783][  T657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   90.902742][  T657] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   90.910756][  T657]  </TASK>
[   90.915296][  T656] FAULT_INJECTION: forcing a failure.
[   90.915296][  T656] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   90.928449][  T656] CPU: 0 PID: 656 Comm: syz.3.247 Not tainted syzkaller #0
[   90.935899][  T656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   90.945955][  T656] Call Trace:
[   90.949224][  T656]  <TASK>
[   90.952144][  T656]  __dump_stack+0x21/0x24
[   90.956469][  T656]  dump_stack_lvl+0xee/0x150
[   90.961054][  T656]  ? __cfi_dump_stack_lvl+0x8/0x8
[   90.966104][  T656]  dump_stack+0x15/0x24
[   90.970299][  T656]  should_fail_ex+0x3d4/0x520
[   90.975096][  T656]  should_fail+0xb/0x10
[   90.979238][  T656]  should_fail_usercopy+0x1a/0x20
[   90.984442][  T656]  _copy_to_user+0x1e/0x90
[   90.988934][  T656]  simple_read_from_buffer+0xe9/0x160
[   90.994301][  T656]  proc_fail_nth_read+0x19a/0x210
[   90.999328][  T656]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   91.004879][  T656]  ? security_file_permission+0x94/0xb0
[   91.010526][  T656]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   91.016153][  T656]  vfs_read+0x26e/0x8c0
[   91.020298][  T656]  ? __cfi_vfs_read+0x10/0x10
[   91.025054][  T656]  ? __fput+0x66a/0x8f0
[   91.029194][  T656]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   91.035247][  T656]  ? __kasan_check_read+0x11/0x20
[   91.040262][  T656]  ? __fdget_pos+0x2d4/0x380
[   91.044836][  T656]  ksys_read+0x140/0x240
[   91.049171][  T656]  ? __cfi_ksys_read+0x10/0x10
[   91.054359][  T656]  ? fpregs_restore_userregs+0x128/0x260
[   91.059977][  T656]  __x64_sys_read+0x7b/0x90
[   91.064491][  T656]  x64_sys_call+0x2f/0x9a0
[   91.068895][  T656]  do_syscall_64+0x4c/0xa0
[   91.073294][  T656]  ? clear_bhb_loop+0x30/0x80
[   91.077958][  T656]  ? clear_bhb_loop+0x30/0x80
[   91.082636][  T656]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   91.088516][  T656] RIP: 0033:0x7f46d1d8d5bd
[   91.092915][  T656] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   91.112506][  T656] RSP: 002b:00007ffd7d93b258 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   91.120918][  T656] RAX: ffffffffffffffda RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8d5bd
[   91.128876][  T656] RDX: 000000000000000f RSI: 00007ffd7d93b2a0 RDI: 0000000000000006
[   91.136919][  T656] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   91.144969][  T656] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   91.152938][  T656] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   91.160912][  T656]  </TASK>
[   91.165099][  T658] FAULT_INJECTION: forcing a failure.
[   91.165099][  T658] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   91.179058][  T658] CPU: 1 PID: 658 Comm: syz.1.249 Not tainted syzkaller #0
[   91.186287][  T658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   91.196336][  T658] Call Trace:
[   91.199606][  T658]  <TASK>
[   91.202524][  T658]  __dump_stack+0x21/0x24
[   91.206860][  T658]  dump_stack_lvl+0xee/0x150
[   91.211458][  T658]  ? __cfi_dump_stack_lvl+0x8/0x8
[   91.216489][  T658]  dump_stack+0x15/0x24
[   91.220732][  T658]  should_fail_ex+0x3d4/0x520
[   91.225658][  T658]  should_fail+0xb/0x10
[   91.229816][  T658]  should_fail_usercopy+0x1a/0x20
[   91.234846][  T658]  _copy_to_user+0x1e/0x90
[   91.239284][  T658]  simple_read_from_buffer+0xe9/0x160
[   91.244767][  T658]  proc_fail_nth_read+0x19a/0x210
[   91.249872][  T658]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   91.255430][  T658]  ? security_file_permission+0x94/0xb0
[   91.260968][  T658]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   91.266516][  T658]  vfs_read+0x26e/0x8c0
[   91.270661][  T658]  ? __cfi_vfs_read+0x10/0x10
[   91.275328][  T658]  ? __fput+0x66a/0x8f0
[   91.279471][  T658]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   91.285527][  T658]  ? __kasan_check_read+0x11/0x20
[   91.290549][  T658]  ? __fdget_pos+0x2d4/0x380
[   91.295136][  T658]  ksys_read+0x140/0x240
[   91.299369][  T658]  ? __cfi_ksys_read+0x10/0x10
[   91.304126][  T658]  ? debug_smp_processor_id+0x17/0x20
[   91.309489][  T658]  __x64_sys_read+0x7b/0x90
[   91.313985][  T658]  x64_sys_call+0x2f/0x9a0
[   91.318397][  T658]  do_syscall_64+0x4c/0xa0
[   91.322800][  T658]  ? clear_bhb_loop+0x30/0x80
[   91.327474][  T658]  ? clear_bhb_loop+0x30/0x80
[   91.332150][  T658]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   91.338041][  T658] RIP: 0033:0x7f8b6ff8d5bd
[   91.342464][  T658] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   91.362057][  T658] RSP: 002b:00007fff65d21a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   91.370459][  T658] RAX: ffffffffffffffda RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8d5bd
[   91.378432][  T658] RDX: 000000000000000f RSI: 00007fff65d21ab0 RDI: 0000000000000006
[   91.386736][  T658] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   91.394781][  T658] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   91.402738][  T658] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   91.410716][  T658]  </TASK>
[   91.415058][  T659] FAULT_INJECTION: forcing a failure.
[   91.415058][  T659] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   91.428306][  T659] CPU: 1 PID: 659 Comm: syz.0.250 Not tainted syzkaller #0
[   91.435539][  T659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   91.445593][  T659] Call Trace:
[   91.448953][  T659]  <TASK>
[   91.451873][  T659]  __dump_stack+0x21/0x24
[   91.456283][  T659]  dump_stack_lvl+0xee/0x150
[   91.460863][  T659]  ? __cfi_dump_stack_lvl+0x8/0x8
[   91.465877][  T659]  dump_stack+0x15/0x24
[   91.470021][  T659]  should_fail_ex+0x3d4/0x520
[   91.474691][  T659]  should_fail+0xb/0x10
[   91.478847][  T659]  should_fail_usercopy+0x1a/0x20
[   91.483870][  T659]  _copy_to_user+0x1e/0x90
[   91.488281][  T659]  simple_read_from_buffer+0xe9/0x160
[   91.493705][  T659]  proc_fail_nth_read+0x19a/0x210
[   91.498727][  T659]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   91.504444][  T659]  ? security_file_permission+0x94/0xb0
[   91.510003][  T659]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   91.515548][  T659]  vfs_read+0x26e/0x8c0
[   91.519731][  T659]  ? __cfi_vfs_read+0x10/0x10
[   91.524410][  T659]  ? __fput+0x66a/0x8f0
[   91.528571][  T659]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   91.534724][  T659]  ? __kasan_check_read+0x11/0x20
[   91.539849][  T659]  ? __fdget_pos+0x2d4/0x380
[   91.544521][  T659]  ksys_read+0x140/0x240
[   91.548794][  T659]  ? __cfi_ksys_read+0x10/0x10
[   91.553574][  T659]  ? debug_smp_processor_id+0x17/0x20
[   91.559124][  T659]  __x64_sys_read+0x7b/0x90
[   91.563719][  T659]  x64_sys_call+0x2f/0x9a0
[   91.568133][  T659]  do_syscall_64+0x4c/0xa0
[   91.572578][  T659]  ? clear_bhb_loop+0x30/0x80
[   91.577257][  T659]  ? clear_bhb_loop+0x30/0x80
[   91.582018][  T659]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   91.587907][  T659] RIP: 0033:0x7f0718b8d5bd
[   91.592321][  T659] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   91.611926][  T659] RSP: 002b:00007ffe30dbf928 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   91.620352][  T659] RAX: ffffffffffffffda RBX: 00007f0718dc5fa0 RCX: 00007f0718b8d5bd
[   91.628323][  T659] RDX: 000000000000000f RSI: 00007ffe30dbf970 RDI: 0000000000000006
[   91.636294][  T659] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   91.644261][  T659] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   91.652226][  T659] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   91.660215][  T659]  </TASK>
[   91.664213][  T662] FAULT_INJECTION: forcing a failure.
[   91.664213][  T662] name failslab, interval 1, probability 0, space 0, times 0
[   91.677564][  T662] CPU: 0 PID: 662 Comm: syz.3.253 Not tainted syzkaller #0
[   91.684796][  T662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   91.694921][  T662] Call Trace:
[   91.698235][  T662]  <TASK>
[   91.701169][  T662]  __dump_stack+0x21/0x24
[   91.705539][  T662]  dump_stack_lvl+0xee/0x150
[   91.710151][  T662]  ? __cfi_dump_stack_lvl+0x8/0x8
[   91.715268][  T662]  dump_stack+0x15/0x24
[   91.719415][  T662]  should_fail_ex+0x3d4/0x520
[   91.724090][  T662]  __should_failslab+0xac/0xf0
[   91.728857][  T662]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   91.734933][  T662]  should_failslab+0x9/0x20
[   91.739439][  T662]  __kmem_cache_alloc_node+0x3d/0x2c0
[   91.744819][  T662]  ? __cfi_mutex_lock+0x10/0x10
[   91.749746][  T662]  ? delete_node+0x2f4/0xa60
[   91.754324][  T662]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   91.760298][  T662]  __kmalloc+0xa1/0x1e0
[   91.764541][  T662]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   91.770661][  T662]  tracepoint_probe_unregister+0x1e6/0x8b0
[   91.776460][  T662]  bpf_probe_unregister+0x61/0x70
[   91.781495][  T662]  bpf_raw_tp_link_release+0x63/0x90
[   91.786786][  T662]  bpf_link_free+0x13a/0x390
[   91.791466][  T662]  ? bpf_link_put_deferred+0x20/0x20
[   91.796750][  T662]  bpf_link_release+0x15f/0x170
[   91.801624][  T662]  ? __cfi_bpf_link_release+0x10/0x10
[   91.807082][  T662]  __fput+0x1fc/0x8f0
[   91.811062][  T662]  ____fput+0x15/0x20
[   91.815044][  T662]  task_work_run+0x1db/0x240
[   91.819646][  T662]  ? __cfi_task_work_run+0x10/0x10
[   91.824792][  T662]  ? filp_close+0x111/0x160
[   91.829409][  T662]  exit_to_user_mode_loop+0x9b/0xb0
[   91.834606][  T662]  exit_to_user_mode_prepare+0x5a/0xa0
[   91.840062][  T662]  syscall_exit_to_user_mode+0x1a/0x30
[   91.845515][  T662]  do_syscall_64+0x58/0xa0
[   91.849919][  T662]  ? clear_bhb_loop+0x30/0x80
[   91.854589][  T662]  ? clear_bhb_loop+0x30/0x80
[   91.859256][  T662]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   91.865150][  T662] RIP: 0033:0x7f46d1d8ebe9
[   91.869555][  T662] 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 a8 ff ff ff f7 d8 64 89 01 48
[   91.889151][  T662] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   91.897551][  T662] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   91.905522][  T662] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   91.913481][  T662] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   91.921445][  T662] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   91.929596][  T662] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   91.937559][  T662]  </TASK>
[   91.941371][  T663] FAULT_INJECTION: forcing a failure.
[   91.941371][  T663] name failslab, interval 1, probability 0, space 0, times 0
[   91.957127][  T663] CPU: 0 PID: 663 Comm: syz.1.254 Not tainted syzkaller #0
[   91.964402][  T663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   91.974482][  T663] Call Trace:
[   91.977782][  T663]  <TASK>
[   91.980820][  T663]  __dump_stack+0x21/0x24
[   91.985159][  T663]  dump_stack_lvl+0xee/0x150
[   91.989745][  T663]  ? __cfi_dump_stack_lvl+0x8/0x8
[   91.994765][  T663]  dump_stack+0x15/0x24
[   91.998918][  T663]  should_fail_ex+0x3d4/0x520
[   92.003600][  T663]  __should_failslab+0xac/0xf0
[   92.008449][  T663]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   92.014423][  T663]  should_failslab+0x9/0x20
[   92.018913][  T663]  __kmem_cache_alloc_node+0x3d/0x2c0
[   92.024288][  T663]  ? __cfi_mutex_lock+0x10/0x10
[   92.029214][  T663]  ? delete_node+0x2f4/0xa60
[   92.033893][  T663]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   92.039964][  T663]  __kmalloc+0xa1/0x1e0
[   92.044124][  T663]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   92.050356][  T663]  tracepoint_probe_unregister+0x1e6/0x8b0
[   92.056240][  T663]  bpf_probe_unregister+0x61/0x70
[   92.061257][  T663]  bpf_raw_tp_link_release+0x63/0x90
[   92.066549][  T663]  bpf_link_free+0x13a/0x390
[   92.071466][  T663]  ? bpf_link_put_deferred+0x20/0x20
[   92.076887][  T663]  bpf_link_release+0x15f/0x170
[   92.081743][  T663]  ? __cfi_bpf_link_release+0x10/0x10
[   92.087206][  T663]  __fput+0x1fc/0x8f0
[   92.091199][  T663]  ____fput+0x15/0x20
[   92.095169][  T663]  task_work_run+0x1db/0x240
[   92.099767][  T663]  ? __cfi_task_work_run+0x10/0x10
[   92.104872][  T663]  ? filp_close+0x111/0x160
[   92.109383][  T663]  exit_to_user_mode_loop+0x9b/0xb0
[   92.114759][  T663]  exit_to_user_mode_prepare+0x5a/0xa0
[   92.120234][  T663]  syscall_exit_to_user_mode+0x1a/0x30
[   92.125711][  T663]  do_syscall_64+0x58/0xa0
[   92.130119][  T663]  ? clear_bhb_loop+0x30/0x80
[   92.134787][  T663]  ? clear_bhb_loop+0x30/0x80
[   92.139456][  T663]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   92.145343][  T663] RIP: 0033:0x7f8b6ff8ebe9
[   92.149747][  T663] 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 a8 ff ff ff f7 d8 64 89 01 48
[   92.169428][  T663] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   92.178269][  T663] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   92.186253][  T663] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   92.194226][  T663] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   92.202275][  T663] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   92.210328][  T663] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   92.218302][  T663]  </TASK>
[   92.222083][  T661] FAULT_INJECTION: forcing a failure.
[   92.222083][  T661] name failslab, interval 1, probability 0, space 0, times 0
[   92.234880][  T661] CPU: 0 PID: 661 Comm: syz.2.252 Not tainted syzkaller #0
[   92.242095][  T661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   92.252148][  T661] Call Trace:
[   92.255446][  T661]  <TASK>
[   92.258455][  T661]  __dump_stack+0x21/0x24
[   92.262785][  T661]  dump_stack_lvl+0xee/0x150
[   92.267366][  T661]  ? __cfi_dump_stack_lvl+0x8/0x8
[   92.272389][  T661]  dump_stack+0x15/0x24
[   92.276548][  T661]  should_fail_ex+0x3d4/0x520
[   92.281218][  T661]  __should_failslab+0xac/0xf0
[   92.286027][  T661]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   92.291998][  T661]  should_failslab+0x9/0x20
[   92.296483][  T661]  __kmem_cache_alloc_node+0x3d/0x2c0
[   92.301850][  T661]  ? __cfi_mutex_lock+0x10/0x10
[   92.307120][  T661]  ? delete_node+0x2f4/0xa60
[   92.311798][  T661]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   92.317770][  T661]  __kmalloc+0xa1/0x1e0
[   92.321913][  T661]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   92.328069][  T661]  tracepoint_probe_unregister+0x1e6/0x8b0
[   92.333865][  T661]  bpf_probe_unregister+0x61/0x70
[   92.338967][  T661]  bpf_raw_tp_link_release+0x63/0x90
[   92.344240][  T661]  bpf_link_free+0x13a/0x390
[   92.348822][  T661]  ? bpf_link_put_deferred+0x20/0x20
[   92.354117][  T661]  bpf_link_release+0x15f/0x170
[   92.358966][  T661]  ? __cfi_bpf_link_release+0x10/0x10
[   92.364322][  T661]  __fput+0x1fc/0x8f0
[   92.368301][  T661]  ____fput+0x15/0x20
[   92.372270][  T661]  task_work_run+0x1db/0x240
[   92.376855][  T661]  ? __cfi_task_work_run+0x10/0x10
[   92.381952][  T661]  ? filp_close+0x111/0x160
[   92.386552][  T661]  exit_to_user_mode_loop+0x9b/0xb0
[   92.391751][  T661]  exit_to_user_mode_prepare+0x5a/0xa0
[   92.397194][  T661]  syscall_exit_to_user_mode+0x1a/0x30
[   92.402643][  T661]  do_syscall_64+0x58/0xa0
[   92.407051][  T661]  ? clear_bhb_loop+0x30/0x80
[   92.411741][  T661]  ? clear_bhb_loop+0x30/0x80
[   92.416492][  T661]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   92.422374][  T661] RIP: 0033:0x7fe61a58ebe9
[   92.426778][  T661] 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 a8 ff ff ff f7 d8 64 89 01 48
[   92.446373][  T661] RSP: 002b:00007ffe26b723f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   92.454902][  T661] RAX: 0000000000000000 RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58ebe9
[   92.462877][  T661] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   92.470840][  T661] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   92.478815][  T661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   92.486776][  T661] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   92.494758][  T661]  </TASK>
[   92.499384][  T660] FAULT_INJECTION: forcing a failure.
[   92.499384][  T660] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   92.512615][  T660] CPU: 1 PID: 660 Comm: syz.6.251 Not tainted syzkaller #0
[   92.519845][  T660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   92.529900][  T660] Call Trace:
[   92.533187][  T660]  <TASK>
[   92.536115][  T660]  __dump_stack+0x21/0x24
[   92.540453][  T660]  dump_stack_lvl+0xee/0x150
[   92.545045][  T660]  ? __cfi_dump_stack_lvl+0x8/0x8
[   92.550159][  T660]  dump_stack+0x15/0x24
[   92.554404][  T660]  should_fail_ex+0x3d4/0x520
[   92.559172][  T660]  should_fail+0xb/0x10
[   92.563329][  T660]  should_fail_usercopy+0x1a/0x20
[   92.568359][  T660]  _copy_to_user+0x1e/0x90
[   92.572781][  T660]  simple_read_from_buffer+0xe9/0x160
[   92.578150][  T660]  proc_fail_nth_read+0x19a/0x210
[   92.583176][  T660]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   92.588725][  T660]  ? security_file_permission+0x94/0xb0
[   92.594358][  T660]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   92.599896][  T660]  vfs_read+0x26e/0x8c0
[   92.604076][  T660]  ? __cfi_vfs_read+0x10/0x10
[   92.609020][  T660]  ? __fput+0x66a/0x8f0
[   92.613193][  T660]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   92.619257][  T660]  ? __kasan_check_read+0x11/0x20
[   92.624294][  T660]  ? __fdget_pos+0x2d4/0x380
[   92.628978][  T660]  ksys_read+0x140/0x240
[   92.633317][  T660]  ? __cfi_ksys_read+0x10/0x10
[   92.638082][  T660]  ? fpregs_restore_userregs+0x128/0x260
[   92.643716][  T660]  __x64_sys_read+0x7b/0x90
[   92.648310][  T660]  x64_sys_call+0x2f/0x9a0
[   92.652726][  T660]  do_syscall_64+0x4c/0xa0
[   92.657224][  T660]  ? clear_bhb_loop+0x30/0x80
[   92.661898][  T660]  ? clear_bhb_loop+0x30/0x80
[   92.666574][  T660]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   92.672463][  T660] RIP: 0033:0x7f620a98d5bd
[   92.676875][  T660] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   92.696566][  T660] RSP: 002b:00007fffda1b2888 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   92.704986][  T660] RAX: ffffffffffffffda RBX: 00007f620abc5fa0 RCX: 00007f620a98d5bd
[   92.712952][  T660] RDX: 000000000000000f RSI: 00007fffda1b28d0 RDI: 0000000000000006
[   92.720926][  T660] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   92.728999][  T660] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   92.737446][  T660] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   92.745427][  T660]  </TASK>
[   92.748939][  T665] FAULT_INJECTION: forcing a failure.
[   92.748939][  T665] name failslab, interval 1, probability 0, space 0, times 0
[   92.763444][  T665] CPU: 1 PID: 665 Comm: syz.3.256 Not tainted syzkaller #0
[   92.770684][  T665] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   92.780839][  T665] Call Trace:
[   92.784139][  T665]  <TASK>
[   92.787064][  T665]  __dump_stack+0x21/0x24
[   92.791390][  T665]  dump_stack_lvl+0xee/0x150
[   92.796143][  T665]  ? __cfi_dump_stack_lvl+0x8/0x8
[   92.801159][  T665]  dump_stack+0x15/0x24
[   92.805306][  T665]  should_fail_ex+0x3d4/0x520
[   92.809975][  T665]  __should_failslab+0xac/0xf0
[   92.814730][  T665]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   92.820752][  T665]  should_failslab+0x9/0x20
[   92.825378][  T665]  __kmem_cache_alloc_node+0x3d/0x2c0
[   92.830759][  T665]  ? __cfi_mutex_lock+0x10/0x10
[   92.835707][  T665]  ? delete_node+0x2f4/0xa60
[   92.840299][  T665]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   92.846271][  T665]  __kmalloc+0xa1/0x1e0
[   92.850430][  T665]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   92.856498][  T665]  tracepoint_probe_unregister+0x1e6/0x8b0
[   92.862408][  T665]  bpf_probe_unregister+0x61/0x70
[   92.867542][  T665]  bpf_raw_tp_link_release+0x63/0x90
[   92.872874][  T665]  bpf_link_free+0x13a/0x390
[   92.877503][  T665]  ? bpf_link_put_deferred+0x20/0x20
[   92.882795][  T665]  bpf_link_release+0x15f/0x170
[   92.887699][  T665]  ? __cfi_bpf_link_release+0x10/0x10
[   92.893065][  T665]  __fput+0x1fc/0x8f0
[   92.897045][  T665]  ____fput+0x15/0x20
[   92.901024][  T665]  task_work_run+0x1db/0x240
[   92.905603][  T665]  ? __cfi_task_work_run+0x10/0x10
[   92.910712][  T665]  ? filp_close+0x111/0x160
[   92.915245][  T665]  exit_to_user_mode_loop+0x9b/0xb0
[   92.920451][  T665]  exit_to_user_mode_prepare+0x5a/0xa0
[   92.926066][  T665]  syscall_exit_to_user_mode+0x1a/0x30
[   92.931566][  T665]  do_syscall_64+0x58/0xa0
[   92.936166][  T665]  ? clear_bhb_loop+0x30/0x80
[   92.940837][  T665]  ? clear_bhb_loop+0x30/0x80
[   92.945504][  T665]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   92.951391][  T665] RIP: 0033:0x7f46d1d8ebe9
[   92.955983][  T665] 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 a8 ff ff ff f7 d8 64 89 01 48
[   92.975766][  T665] RSP: 002b:00007ffd7d93b238 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   92.984179][  T665] RAX: 0000000000000000 RBX: 00007f46d1fc5fa0 RCX: 00007f46d1d8ebe9
[   92.992222][  T665] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   93.000725][  T665] RBP: 00007ffd7d93b290 R08: 0000000000000000 R09: 0000000000000000
[   93.008694][  T665] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   93.016658][  T665] R13: 00007f46d1fc5fa0 R14: 00007f46d1fc5fa0 R15: 0000000000000001
[   93.024730][  T665]  </TASK>
[   93.028979][  T666] FAULT_INJECTION: forcing a failure.
[   93.028979][  T666] name failslab, interval 1, probability 0, space 0, times 0
[   93.041874][  T666] CPU: 0 PID: 666 Comm: syz.1.257 Not tainted syzkaller #0
[   93.049110][  T666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   93.059174][  T666] Call Trace:
[   93.062539][  T666]  <TASK>
[   93.065474][  T666]  __dump_stack+0x21/0x24
[   93.069806][  T666]  dump_stack_lvl+0xee/0x150
[   93.074410][  T666]  ? __cfi_dump_stack_lvl+0x8/0x8
[   93.079618][  T666]  dump_stack+0x15/0x24
[   93.083778][  T666]  should_fail_ex+0x3d4/0x520
[   93.088469][  T666]  __should_failslab+0xac/0xf0
[   93.093224][  T666]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   93.099201][  T666]  should_failslab+0x9/0x20
[   93.103692][  T666]  __kmem_cache_alloc_node+0x3d/0x2c0
[   93.109083][  T666]  ? __cfi_mutex_lock+0x10/0x10
[   93.113940][  T666]  ? delete_node+0x2f4/0xa60
[   93.118520][  T666]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   93.124488][  T666]  __kmalloc+0xa1/0x1e0
[   93.128636][  T666]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   93.134703][  T666]  tracepoint_probe_unregister+0x1e6/0x8b0
[   93.140588][  T666]  bpf_probe_unregister+0x61/0x70
[   93.145688][  T666]  bpf_raw_tp_link_release+0x63/0x90
[   93.150974][  T666]  bpf_link_free+0x13a/0x390
[   93.155568][  T666]  ? bpf_link_put_deferred+0x20/0x20
[   93.160846][  T666]  bpf_link_release+0x15f/0x170
[   93.165680][  T666]  ? __cfi_bpf_link_release+0x10/0x10
[   93.171034][  T666]  __fput+0x1fc/0x8f0
[   93.175005][  T666]  ____fput+0x15/0x20
[   93.178985][  T666]  task_work_run+0x1db/0x240
[   93.183567][  T666]  ? __cfi_task_work_run+0x10/0x10
[   93.188669][  T666]  ? filp_close+0x111/0x160
[   93.193159][  T666]  exit_to_user_mode_loop+0x9b/0xb0
[   93.198343][  T666]  exit_to_user_mode_prepare+0x5a/0xa0
[   93.203790][  T666]  syscall_exit_to_user_mode+0x1a/0x30
[   93.209242][  T666]  do_syscall_64+0x58/0xa0
[   93.213728][  T666]  ? clear_bhb_loop+0x30/0x80
[   93.218393][  T666]  ? clear_bhb_loop+0x30/0x80
[   93.223056][  T666]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   93.228937][  T666] RIP: 0033:0x7f8b6ff8ebe9
[   93.233359][  T666] 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 a8 ff ff ff f7 d8 64 89 01 48
[   93.253148][  T666] RSP: 002b:00007fff65d21a48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   93.261697][  T666] RAX: 0000000000000000 RBX: 00007f8b701c5fa0 RCX: 00007f8b6ff8ebe9
[   93.269663][  T666] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   93.277625][  T666] RBP: 00007fff65d21aa0 R08: 0000000000000000 R09: 0000000000000000
[   93.285700][  T666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   93.293684][  T666] R13: 00007f8b701c5fa0 R14: 00007f8b701c5fa0 R15: 0000000000000001
[   93.301834][  T666]  </TASK>
[   93.305507][  T664] FAULT_INJECTION: forcing a failure.
[   93.305507][  T664] name failslab, interval 1, probability 0, space 0, times 0
[   93.318689][  T664] CPU: 0 PID: 664 Comm: syz.0.255 Not tainted syzkaller #0
[   93.325920][  T664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   93.335994][  T664] Call Trace:
[   93.339287][  T664]  <TASK>
[   93.342226][  T664]  __dump_stack+0x21/0x24
[   93.346560][  T664]  dump_stack_lvl+0xee/0x150
[   93.351143][  T664]  ? __cfi_dump_stack_lvl+0x8/0x8
[   93.356248][  T664]  dump_stack+0x15/0x24
[   93.360398][  T664]  should_fail_ex+0x3d4/0x520
[   93.365172][  T664]  __should_failslab+0xac/0xf0
[   93.369933][  T664]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   93.376002][  T664]  should_failslab+0x9/0x20
[   93.380518][  T664]  __kmem_cache_alloc_node+0x3d/0x2c0
[   93.385878][  T664]  ? __cfi_mutex_lock+0x10/0x10
[   93.390714][  T664]  ? delete_node+0x2f4/0xa60
[   93.395305][  T664]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   93.401292][  T664]  __kmalloc+0xa1/0x1e0
[   93.405447][  T664]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   93.411550][  T664]  tracepoint_probe_unregister+0x1e6/0x8b0
[   93.417349][  T664]  bpf_probe_unregister+0x61/0x70
[   93.422363][  T664]  bpf_raw_tp_link_release+0x63/0x90
[   93.427636][  T664]  bpf_link_free+0x13a/0x390
[   93.432220][  T664]  ? bpf_link_put_deferred+0x20/0x20
[   93.437497][  T664]  bpf_link_release+0x15f/0x170
[   93.442332][  T664]  ? __cfi_bpf_link_release+0x10/0x10
[   93.447719][  T664]  __fput+0x1fc/0x8f0
[   93.451692][  T664]  ____fput+0x15/0x20
[   93.455660][  T664]  task_work_run+0x1db/0x240
[   93.460419][  T664]  ? __cfi_task_work_run+0x10/0x10
[   93.465578][  T664]  ? filp_close+0x111/0x160
[   93.470165][  T664]  exit_to_user_mode_loop+0x9b/0xb0
[   93.475387][  T664]  exit_to_user_mode_prepare+0x5a/0xa0
[   93.480923][  T664]  syscall_exit_to_user_mode+0x1a/0x30
[   93.486386][  T664]  do_syscall_64+0x58/0xa0
[   93.490909][  T664]  ? clear_bhb_loop+0x30/0x80
[   93.495595][  T664]  ? clear_bhb_loop+0x30/0x80
[   93.500272][  T664]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   93.506173][  T664] RIP: 0033:0x7f0718b8ebe9
[   93.510933][  T664] 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 a8 ff ff ff f7 d8 64 89 01 48
[   93.530718][  T664] RSP: 002b:00007ffe30dbf908 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[   93.539141][  T664] RAX: 0000000000000000 RBX: 00007f0718dc5fa0 RCX: 00007f0718b8ebe9
[   93.547109][  T664] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   93.555099][  T664] RBP: 00007ffe30dbf960 R08: 0000000000000000 R09: 0000000000000000
[   93.563067][  T664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   93.571047][  T664] R13: 00007f0718dc5fa0 R14: 00007f0718dc5fa0 R15: 0000000000000001
[   93.579013][  T664]  </TASK>
[   93.583021][    C0] CFI failure at __traceiter_neigh_update+0x9d/0xf0 (target: 0xffffc900000074f0; expected type: 0xcdd4cfdd)
[   93.594831][    C0] invalid opcode: 0000 [#1] PREEMPT SMP KASAN
[   93.600925][    C0] CPU: 0 PID: 304 Comm: kworker/0:2 Not tainted syzkaller #0
[   93.604415][  T668] FAULT_INJECTION: forcing a failure.
[   93.604415][  T668] name failslab, interval 1, probability 0, space 0, times 0
[   93.608318][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   93.608335][    C0] Workqueue: rcu_gp srcu_invoke_callbacks
[   93.621111][  T668] CPU: 1 PID: 668 Comm: syz.6.259 Not tainted syzkaller #0
[   93.631000][    C0] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0
[   93.636705][  T668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   93.644059][    C0] Code: 05 e8 f7 4a b9 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74
[   93.650425][  T668] Call Trace:
[   93.650436][  T668]  <TASK>
[   93.650444][  T668]  __dump_stack+0x21/0x24
[   93.650477][  T668]  dump_stack_lvl+0xee/0x150
[   93.650501][  T668]  ? __cfi_dump_stack_lvl+0x8/0x8
[   93.650527][  T668]  dump_stack+0x15/0x24
[   93.661042][    C0] RSP: 0018:ffffc900000074f0 EFLAGS: 00010282
[   93.680647][  T668]  should_fail_ex+0x3d4/0x520
[   93.683923][    C0] 
[   93.683932][    C0] RAX: 1ffff11022252266 RBX: ffff888111291328 RCX: 0000000000000004
[   93.686864][  T668]  __should_failslab+0xac/0xf0
[   93.691698][    C0] RDX: ffff8881321c6c56 RSI: ffff88811e039800 RDI: ffffc90002c23000
[   93.696278][  T668]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   93.701391][    C0] RBP: ffffc90000007530 R08: 0000000000000001 R09: 0000000000000000
[   93.705549][  T668]  should_failslab+0x9/0x20
[   93.711598][    C0] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125c0
[   93.716258][  T668]  __kmem_cache_alloc_node+0x3d/0x2c0
[   93.718578][    C0] R13: 0000000000000004 R14: ffff888111291328 R15: dffffc0000000000
[   93.726548][  T668]  ? __cfi_mutex_lock+0x10/0x10
[   93.731304][    C0] FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   93.739276][  T668]  ? delete_node+0x2f4/0xa60
[   93.745265][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.753332][  T668]  ? tracepoint_probe_unregister+0x1e6/0x8b0
[   93.757923][    C0] CR2: 00007f8b70193ad8 CR3: 0000000006e0f000 CR4: 00000000003506b0
[   93.765895][  T668]  __kmalloc+0xa1/0x1e0
[   93.771254][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   93.779211][  T668]  ? __cfi___bpf_trace_neigh_update+0x10/0x10
[   93.784044][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   93.792968][  T668]  tracepoint_probe_unregister+0x1e6/0x8b0
[   93.797543][    C0] Call Trace:
[   93.804112][  T668]  bpf_probe_unregister+0x61/0x70
[   93.810072][    C0]  <IRQ>
[   93.818030][  T668]  bpf_raw_tp_link_release+0x63/0x90
[   93.822169][    C0]  __neigh_update+0x1f4b/0x2080
[   93.830209][  T668]  bpf_link_free+0x13a/0x390
[   93.836256][    C0]  ? neigh_lookup+0x34e/0x410
[   93.844222][  T668]  ? bpf_link_put_deferred+0x20/0x20
[   93.850027][    C0]  ? __cfi_arp_key_eq+0x10/0x10
[   93.853393][  T668]  bpf_link_release+0x15f/0x170
[   93.858398][    C0]  ? __cfi_neigh_lookup+0x10/0x10
[   93.861236][  T668]  ? __cfi_bpf_link_release+0x10/0x10
[   93.866507][    C0]  neigh_event_ns+0xb3/0x120
[   93.871340][  T668]  __fput+0x1fc/0x8f0
[   93.875914][    C0]  arp_process+0x119c/0x1920
[   93.880577][  T668]  ____fput+0x15/0x20
[   93.885848][    C0]  ? __cfi_arp_process+0x10/0x10
[   93.890676][  T668]  task_work_run+0x1db/0x240
[   93.895513][    C0]  ? __cfi_packet_rcv+0x10/0x10
[   93.900545][  T668]  ? __cfi_task_work_run+0x10/0x10
[   93.905901][    C0]  ? __netif_receive_skb_core+0x2d0e/0x34a0
[   93.910478][  T668]  ? filp_close+0x111/0x160
[   93.914446][    C0]  ? __cfi_arp_process+0x10/0x10
[   93.919034][  T668]  exit_to_user_mode_loop+0x9b/0xb0
[   93.922998][    C0]  NF_HOOK+0x14d/0x1a0
[   93.927917][  T668]  exit_to_user_mode_prepare+0x5a/0xa0
[   93.932488][    C0]  ? __cfi_arp_process+0x10/0x10
[   93.937323][  T668]  syscall_exit_to_user_mode+0x1a/0x30
[   93.942414][    C0]  ? arp_xmit+0x1d0/0x1d0
[   93.948289][  T668]  do_syscall_64+0x58/0xa0
[   93.952783][    C0]  ? qdisc_run+0x240/0x240
[   93.957700][  T668]  ? clear_bhb_loop+0x30/0x80
[   93.962881][    C0]  ? __kasan_check_read+0x11/0x20
[   93.966933][  T668]  ? clear_bhb_loop+0x30/0x80
[   93.972376][    C0]  arp_rcv+0x2ef/0x480
[   93.977295][  T668]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   93.982743][    C0]  ? __cfi_arp_rcv+0x10/0x10
[   93.987062][  T668] RIP: 0033:0x7f620a98ebe9
[   93.991465][    C0]  __netif_receive_skb_list_core+0x713/0x770
[   93.995876][  T668] 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 a8 ff ff ff f7 d8 64 89 01 48
[   94.000544][    C0]  ? set_rps_cpu+0x5e0/0x5e0
[   94.005549][  T668] RSP: 002b:00007fffda1b2868 EFLAGS: 00000246
[   94.010213][    C0]  ? receive_buf+0x22e2/0x4760
[   94.014262][  T668]  ORIG_RAX: 0000000000000003
[   94.020137][    C0]  netif_receive_skb_list_internal+0x7d2/0xa60
[   94.025232][  T668] RAX: 0000000000000000 RBX: 00007f620abc5fa0 RCX: 00007f620a98ebe9
[   94.029634][    C0]  ? __cfi_netif_receive_skb_list_internal+0x10/0x10
[   94.035595][  T668] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
[   94.055185][    C0]  ? detach_buf_split+0x882/0xa80
[   94.059758][  T668] RBP: 00007fffda1b28c0 R08: 0000000000000000 R09: 0000000000000000
[   94.065810][    C0]  napi_complete_done+0x36f/0x790
[   94.070559][  T668] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   94.075227][    C0]  ? __cfi_napi_complete_done+0x10/0x10
[   94.081359][  T668] R13: 00007f620abc5fa0 R14: 00007f620abc5fa0 R15: 0000000000000001
[   94.089329][    C0]  ? virtqueue_enable_cb_prepare+0x22e/0x510
[   94.096011][  T668]  </TASK>
[   94.103975][    C0]  virtnet_poll+0x991/0x1150
[   94.157177][    C0]  ? __cfi_virtnet_poll+0x10/0x10
[   94.162213][    C0]  __napi_poll+0xd0/0x5e0
[   94.166636][    C0]  net_rx_action+0x49b/0xaa0
[   94.171226][    C0]  ? __cfi_net_rx_action+0x10/0x10
[   94.176336][    C0]  ? _raw_spin_unlock_irqrestore+0x5a/0x80
[   94.182138][    C0]  ? irqtime_account_irq+0x75/0x240
[   94.187336][    C0]  handle_softirqs+0x1d7/0x600
[   94.192271][    C0]  __do_softirq+0xb/0xd
[   94.196424][    C0]  do_softirq+0xc6/0x120
[   94.200660][    C0]  </IRQ>
[   94.203586][    C0]  <TASK>
[   94.206547][    C0]  ? __cfi_do_softirq+0x10/0x10
[   94.211395][    C0]  ? srcu_invoke_callbacks+0x210/0x410
[   94.217024][    C0]  __local_bh_enable_ip+0x75/0x80
[   94.222049][    C0]  srcu_invoke_callbacks+0x1cf/0x410
[   94.227325][    C0]  ? _raw_spin_unlock+0x4c/0x70
[   94.232267][    C0]  ? __cfi_srcu_invoke_callbacks+0x10/0x10
[   94.238071][    C0]  ? __schedule+0xb8f/0x14e0
[   94.242664][    C0]  process_one_work+0x71f/0xc40
[   94.247518][    C0]  worker_thread+0xa29/0x11f0
[   94.252187][    C0]  ? _raw_spin_lock_irqsave+0xb0/0x110
[   94.257830][    C0]  ? __kthread_parkme+0x142/0x180
[   94.262858][    C0]  kthread+0x281/0x320
[   94.266952][    C0]  ? __cfi_worker_thread+0x10/0x10
[   94.272069][    C0]  ? __cfi_kthread+0x10/0x10
[   94.276662][    C0]  ret_from_fork+0x1f/0x30
[   94.281090][    C0]  </TASK>
[   94.284107][    C0] Modules linked in:
[   94.288048][    C0] ---[ end trace 0000000000000000 ]---
[   94.293552][    C0] RIP: 0010:__traceiter_neigh_update+0x9d/0xf0
[   94.299744][    C0] Code: 05 e8 f7 4a b9 fd 49 8b 7e 08 48 8b 75 c8 48 8b 55 c0 44 89 e9 44 8b 45 d4 44 8b 4d d0 41 ba 23 30 2b 32 45 03 54 24 fc 74 02 <0f> 0b 41 ff d4 48 83 c3 18 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74
[   94.321024][    C0] RSP: 0018:ffffc900000074f0 EFLAGS: 00010282
[   94.321402][  T667] FAULT_INJECTION: forcing a failure.
[   94.321402][  T667] name fail_usercopy, interval 1, probability 0, space 0, times 0
[   94.327116][    C0] RAX: 1ffff11022252266 RBX: ffff888111291328 RCX: 0000000000000004
[   94.341349][  T667] CPU: 1 PID: 667 Comm: syz.2.258 Tainted: G      D            syzkaller #0
[   94.348186][    C0] RDX: ffff8881321c6c56 RSI: ffff88811e039800 RDI: ffffc90002c23000
[   94.356831][  T667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025
[   94.356845][  T667] Call Trace:
[   94.356852][  T667]  <TASK>
[   94.356859][  T667]  __dump_stack+0x21/0x24
[   94.364843][    C0] RBP: ffffc90000007530 R08: 0000000000000001 R09: 0000000000000000
[   94.374878][  T667]  dump_stack_lvl+0xee/0x150
[   94.378162][    C0] R10: 00000000d76b972f R11: 0000000000000100 R12: ffffffff817125c0
[   94.381099][  T667]  ? __cfi_dump_stack_lvl+0x8/0x8
[   94.385450][    C0] R13: 0000000000000004 R14: ffff888111291328 R15: dffffc0000000000
[   94.393585][  T667]  dump_stack+0x15/0x24
[   94.398176][    C0] FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[   94.406132][  T667]  should_fail_ex+0x3d4/0x520
[   94.411161][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.419112][  T667]  should_fail+0xb/0x10
[   94.423264][    C0] CR2: 00007f8b70193ad8 CR3: 0000000006e0f000 CR4: 00000000003506b0
[   94.432167][  T667]  should_fail_usercopy+0x1a/0x20
[   94.436840][    C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   94.443417][  T667]  _copy_to_user+0x1e/0x90
[   94.443440][  T667]  simple_read_from_buffer+0xe9/0x160
[   94.447573][    C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   94.455623][  T667]  proc_fail_nth_read+0x19a/0x210
[   94.460658][    C0] Kernel panic - not syncing: Fatal exception in interrupt
[   94.468612][  T667]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   94.468631][  T667]  ? security_file_permission+0x94/0xb0
[   94.468650][  T667]  ? __cfi_proc_fail_nth_read+0x10/0x10
[   94.468665][  T667]  vfs_read+0x26e/0x8c0
[   94.468688][  T667]  ? __cfi_vfs_read+0x10/0x10
[   94.468709][  T667]  ? __fput+0x66a/0x8f0
[   94.468727][  T667]  ? blkcg_maybe_throttle_current+0x1df/0x9f0
[   94.468747][  T667]  ? __kasan_check_read+0x11/0x20
[   94.468770][  T667]  ? __fdget_pos+0x2d4/0x380
[   94.468786][  T667]  ksys_read+0x140/0x240
[   94.468808][  T667]  ? __cfi_ksys_read+0x10/0x10
[   94.468831][  T667]  ? fpregs_restore_userregs+0x128/0x260
[   94.468851][  T667]  __x64_sys_read+0x7b/0x90
[   94.468873][  T667]  x64_sys_call+0x2f/0x9a0
[   94.468892][  T667]  do_syscall_64+0x4c/0xa0
[   94.468906][  T667]  ? clear_bhb_loop+0x30/0x80
[   94.468924][  T667]  ? clear_bhb_loop+0x30/0x80
[   94.468942][  T667]  entry_SYSCALL_64_after_hwframe+0x68/0xd2
[   94.468960][  T667] RIP: 0033:0x7fe61a58d5bd
[   94.468974][  T667] Code: a8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff eb b5 e8 a8 48 00 00 0f 1f 84 00 00 00 00 00 80 3d a1 af 20 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec
[   94.468988][  T667] RSP: 002b:00007ffe26b72418 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   94.469007][  T667] RAX: ffffffffffffffda RBX: 00007fe61a7c5fa0 RCX: 00007fe61a58d5bd
[   94.469020][  T667] RDX: 000000000000000f RSI: 00007ffe26b72460 RDI: 0000000000000006
[   94.469031][  T667] RBP: 00007ffe26b72450 R08: 0000000000000000 R09: 0000000000000000
[   94.469042][  T667] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[   94.469053][  T667] R13: 00007fe61a7c5fa0 R14: 00007fe61a7c5fa0 R15: 0000000000000001
[   94.469068][  T667]  </TASK>
[   94.469290][    C0] Kernel Offset: disabled
[   94.667933][    C0] Rebooting in 86400 seconds..