ctl+0x9/0x20
[  571.522516][ T7750]  ? __pfx_blkdev_ioctl+0x10/0x10
[  571.522531][ T7750]  __se_sys_ioctl+0xfc/0x170
[  571.522547][ T7750]  do_syscall_64+0xfa/0xfa0
[  571.522559][ T7750]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  571.522571][ T7750]  ? clear_bhb_loop+0x60/0xb0
[  571.522586][ T7750]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  571.522598][ T7750] RIP: 0033:0x7f8661b49569
[  571.522611][ T7750] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  571.522622][ T7750] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  571.522637][ T7750] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  571.522646][ T7750] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  571.522654][ T7750] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  571.522663][ T7750] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  571.522671][ T7750] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  571.522691][ T7750]  </TASK>
[  571.848369][ T7750] block nbd0: shutting down sockets
[  571.958978][ T7752] FAULT_INJECTION: forcing a failure.
[  571.958978][ T7752] name failslab, interval 1, probability 0, space 0, times 0
[  571.971698][ T7752] CPU: 0 UID: 0 PID: 7752 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  571.971728][ T7752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  571.971738][ T7752] Call Trace:
[  571.971744][ T7752]  <TASK>
[  571.971751][ T7752]  dump_stack_lvl+0x189/0x250
[  571.971773][ T7752]  ? __pfx____ratelimit+0x10/0x10
[  571.971793][ T7752]  ? __pfx_dump_stack_lvl+0x10/0x10
[  571.971811][ T7752]  ? __pfx__printk+0x10/0x10
[  571.971830][ T7752]  ? __pfx___might_resched+0x10/0x10
[  571.971851][ T7752]  should_fail_ex+0x414/0x560
[  571.971871][ T7752]  should_failslab+0xa8/0x100
[  571.971890][ T7752]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  571.971908][ T7752]  ? __d_alloc+0x37/0x6f0
[  571.971926][ T7752]  __d_alloc+0x37/0x6f0
[  571.971942][ T7752]  d_alloc+0x4b/0x190
[  571.971951][ T7752]  ? lookup_one_qstr_excl+0xc8/0x360
[  571.971970][ T7752]  lookup_one_qstr_excl+0xdc/0x360
[  571.971988][ T7752]  ? lookup_noperm_common+0x245/0x430
[  571.972008][ T7752]  start_dirop+0x5c/0x90
[  571.972026][ T7752]  simple_start_creating+0xc4/0x100
[  571.972045][ T7752]  ? __pfx_simple_start_creating+0x10/0x10
[  571.972070][ T7752]  debugfs_start_creating+0xea/0x1b0
[  571.972083][ T7752]  __debugfs_create_file+0x6f/0x400
[  571.972100][ T7752]  debugfs_create_file_unsafe+0x3a/0x50
[  571.972124][ T7752]  nbd_start_device+0x3b6/0xb10
[  571.972166][ T7752]  nbd_ioctl+0x56e/0xe10
[  571.972196][ T7752]  ? __pfx_nbd_ioctl+0x10/0x10
[  571.972220][ T7752]  ? __pfx_nbd_ioctl+0x10/0x10
[  571.972238][ T7752]  blkdev_ioctl+0x60e/0x710
[  571.972257][ T7752]  ? __pfx_blkdev_ioctl+0x10/0x10
[  571.972269][ T7752]  ? __fget_files+0x3a0/0x420
[  571.972286][ T7752]  ? __fget_files+0x2a/0x420
[  571.972305][ T7752]  ? bpf_lsm_file_ioctl+0x9/0x20
[  571.972322][ T7752]  ? __pfx_blkdev_ioctl+0x10/0x10
[  571.972336][ T7752]  __se_sys_ioctl+0xfc/0x170
[  571.972351][ T7752]  do_syscall_64+0xfa/0xfa0
[  571.972364][ T7752]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  571.972376][ T7752]  ? clear_bhb_loop+0x60/0xb0
[  571.972391][ T7752]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  571.972403][ T7752] RIP: 0033:0x7f8661b49569
[  571.972415][ T7752] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  571.972427][ T7752] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  571.972441][ T7752] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  571.972450][ T7752] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  571.972458][ T7752] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  571.972467][ T7752] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  571.972483][ T7752] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  571.972504][ T7752]  </TASK>
[  572.278301][ T7752] block nbd0: shutting down sockets
[  572.418009][ T7755] block nbd0: Device being setup by another task
[  572.589684][ T7754] block nbd0: shutting down sockets
[  572.862261][ T7758] block nbd0: shutting down sockets
[  572.938892][ T7760] FAULT_INJECTION: forcing a failure.
[  572.938892][ T7760] name failslab, interval 1, probability 0, space 0, times 0
[  572.951576][ T7760] CPU: 1 UID: 0 PID: 7760 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  572.951597][ T7760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  572.951606][ T7760] Call Trace:
[  572.951614][ T7760]  <TASK>
[  572.951621][ T7760]  dump_stack_lvl+0x189/0x250
[  572.951644][ T7760]  ? __pfx____ratelimit+0x10/0x10
[  572.951667][ T7760]  ? __pfx_dump_stack_lvl+0x10/0x10
[  572.951685][ T7760]  ? __pfx__printk+0x10/0x10
[  572.951703][ T7760]  ? __pfx___might_resched+0x10/0x10
[  572.951724][ T7760]  should_fail_ex+0x414/0x560
[  572.951744][ T7760]  should_failslab+0xa8/0x100
[  572.951762][ T7760]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  572.951778][ T7760]  ? __d_alloc+0x37/0x6f0
[  572.951795][ T7760]  __d_alloc+0x37/0x6f0
[  572.951811][ T7760]  d_alloc+0x4b/0x190
[  572.951821][ T7760]  ? lookup_one_qstr_excl+0xc8/0x360
[  572.951840][ T7760]  lookup_one_qstr_excl+0xdc/0x360
[  572.951858][ T7760]  ? lookup_noperm_common+0x245/0x430
[  572.951879][ T7760]  start_dirop+0x5c/0x90
[  572.951897][ T7760]  simple_start_creating+0xc4/0x100
[  572.951916][ T7760]  ? __pfx_simple_start_creating+0x10/0x10
[  572.951941][ T7760]  debugfs_start_creating+0xea/0x1b0
[  572.951956][ T7760]  __debugfs_create_file+0x6f/0x400
[  572.951970][ T7760]  debugfs_create_file_unsafe+0x3a/0x50
[  572.951984][ T7760]  nbd_start_device+0x3b6/0xb10
[  572.952009][ T7760]  nbd_ioctl+0x56e/0xe10
[  572.952031][ T7760]  ? __pfx_nbd_ioctl+0x10/0x10
[  572.952055][ T7760]  ? __pfx_nbd_ioctl+0x10/0x10
[  572.952073][ T7760]  blkdev_ioctl+0x60e/0x710
[  572.952092][ T7760]  ? __pfx_blkdev_ioctl+0x10/0x10
[  572.952105][ T7760]  ? __fget_files+0x3a0/0x420
[  572.952124][ T7760]  ? __fget_files+0x2a/0x420
[  572.952155][ T7760]  ? bpf_lsm_file_ioctl+0x9/0x20
[  572.952182][ T7760]  ? __pfx_blkdev_ioctl+0x10/0x10
[  572.952206][ T7760]  __se_sys_ioctl+0xfc/0x170
[  572.952229][ T7760]  do_syscall_64+0xfa/0xfa0
[  572.952242][ T7760]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  572.952255][ T7760]  ? clear_bhb_loop+0x60/0xb0
[  572.952270][ T7760]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  572.952281][ T7760] RIP: 0033:0x7f8661b49569
[  572.952294][ T7760] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  572.952305][ T7760] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  572.952320][ T7760] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  572.952329][ T7760] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  572.952337][ T7760] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  572.952346][ T7760] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  572.952354][ T7760] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  572.952374][ T7760]  </TASK>
[  573.315495][ T7760] block nbd0: shutting down sockets
[  573.418921][ T7762] FAULT_INJECTION: forcing a failure.
[  573.418921][ T7762] name failslab, interval 1, probability 0, space 0, times 0
[  573.431625][ T7762] CPU: 0 UID: 0 PID: 7762 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  573.431653][ T7762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  573.431665][ T7762] Call Trace:
[  573.431672][ T7762]  <TASK>
[  573.431678][ T7762]  dump_stack_lvl+0x189/0x250
[  573.431702][ T7762]  ? __pfx____ratelimit+0x10/0x10
[  573.431723][ T7762]  ? __pfx_dump_stack_lvl+0x10/0x10
[  573.431746][ T7762]  ? __pfx__printk+0x10/0x10
[  573.431765][ T7762]  ? __pfx___might_resched+0x10/0x10
[  573.431785][ T7762]  should_fail_ex+0x414/0x560
[  573.431806][ T7762]  should_failslab+0xa8/0x100
[  573.431825][ T7762]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  573.431840][ T7762]  ? __d_alloc+0x37/0x6f0
[  573.431854][ T7762]  __d_alloc+0x37/0x6f0
[  573.431870][ T7762]  d_alloc+0x4b/0x190
[  573.431880][ T7762]  ? lookup_one_qstr_excl+0xc8/0x360
[  573.431900][ T7762]  lookup_one_qstr_excl+0xdc/0x360
[  573.431918][ T7762]  ? lookup_noperm_common+0x245/0x430
[  573.431939][ T7762]  start_dirop+0x5c/0x90
[  573.431957][ T7762]  simple_start_creating+0xc4/0x100
[  573.431976][ T7762]  ? __pfx_simple_start_creating+0x10/0x10
[  573.432002][ T7762]  debugfs_start_creating+0xea/0x1b0
[  573.432016][ T7762]  __debugfs_create_file+0x6f/0x400
[  573.432031][ T7762]  debugfs_create_file_unsafe+0x3a/0x50
[  573.432046][ T7762]  nbd_start_device+0x3b6/0xb10
[  573.432071][ T7762]  nbd_ioctl+0x56e/0xe10
[  573.432092][ T7762]  ? __pfx_nbd_ioctl+0x10/0x10
[  573.432117][ T7762]  ? __pfx_nbd_ioctl+0x10/0x10
[  573.432135][ T7762]  blkdev_ioctl+0x60e/0x710
[  573.432153][ T7762]  ? __pfx_blkdev_ioctl+0x10/0x10
[  573.432166][ T7762]  ? __fget_files+0x3a0/0x420
[  573.432183][ T7762]  ? __fget_files+0x2a/0x420
[  573.432202][ T7762]  ? bpf_lsm_file_ioctl+0x9/0x20
[  573.432218][ T7762]  ? __pfx_blkdev_ioctl+0x10/0x10
[  573.432233][ T7762]  __se_sys_ioctl+0xfc/0x170
[  573.432249][ T7762]  do_syscall_64+0xfa/0xfa0
[  573.432262][ T7762]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  573.432274][ T7762]  ? clear_bhb_loop+0x60/0xb0
[  573.432289][ T7762]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  573.432301][ T7762] RIP: 0033:0x7f8661b49569
[  573.432313][ T7762] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  573.432324][ T7762] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  573.432339][ T7762] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  573.432349][ T7762] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  573.432356][ T7762] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  573.432365][ T7762] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  573.432372][ T7762] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  573.432393][ T7762]  </TASK>
[  573.828324][ T7762] block nbd0: shutting down sockets
[  573.940344][ T7765] FAULT_INJECTION: forcing a failure.
[  573.940344][ T7765] name failslab, interval 1, probability 0, space 0, times 0
[  573.953072][ T7765] CPU: 0 UID: 0 PID: 7765 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  573.953102][ T7765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  573.953113][ T7765] Call Trace:
[  573.953120][ T7765]  <TASK>
[  573.953126][ T7765]  dump_stack_lvl+0x189/0x250
[  573.953149][ T7765]  ? __pfx____ratelimit+0x10/0x10
[  573.953169][ T7765]  ? __pfx_dump_stack_lvl+0x10/0x10
[  573.953187][ T7765]  ? __pfx__printk+0x10/0x10
[  573.953205][ T7765]  ? __pfx___might_resched+0x10/0x10
[  573.953226][ T7765]  should_fail_ex+0x414/0x560
[  573.953246][ T7765]  should_failslab+0xa8/0x100
[  573.953265][ T7765]  kmem_cache_alloc_noprof+0x88/0x700
[  573.953279][ T7765]  ? security_inode_alloc+0x39/0x330
[  573.953297][ T7765]  security_inode_alloc+0x39/0x330
[  573.953311][ T7765]  inode_init_always_gfp+0x9ed/0xdc0
[  573.953332][ T7765]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  573.953345][ T7765]  alloc_inode+0x82/0x1b0
[  573.953363][ T7765]  new_inode+0x22/0x170
[  573.953382][ T7765]  __debugfs_create_file+0xb8/0x400
[  573.953397][ T7765]  debugfs_create_file_unsafe+0x3a/0x50
[  573.953412][ T7765]  nbd_start_device+0x39e/0xb10
[  573.953438][ T7765]  nbd_ioctl+0x56e/0xe10
[  573.953466][ T7765]  ? __pfx_nbd_ioctl+0x10/0x10
[  573.953491][ T7765]  ? __pfx_nbd_ioctl+0x10/0x10
[  573.953509][ T7765]  blkdev_ioctl+0x60e/0x710
[  573.953527][ T7765]  ? __pfx_blkdev_ioctl+0x10/0x10
[  573.953541][ T7765]  ? __fget_files+0x3a0/0x420
[  573.953557][ T7765]  ? __fget_files+0x2a/0x420
[  573.953576][ T7765]  ? bpf_lsm_file_ioctl+0x9/0x20
[  573.953593][ T7765]  ? __pfx_blkdev_ioctl+0x10/0x10
[  573.953609][ T7765]  __se_sys_ioctl+0xfc/0x170
[  573.953624][ T7765]  do_syscall_64+0xfa/0xfa0
[  573.953637][ T7765]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  573.953648][ T7765]  ? clear_bhb_loop+0x60/0xb0
[  573.953663][ T7765]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  573.953675][ T7765] RIP: 0033:0x7f8661b49569
[  573.953687][ T7765] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  573.953701][ T7765] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  573.953716][ T7765] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  573.953725][ T7765] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  573.953733][ T7765] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  573.953742][ T7765] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  573.953750][ T7765] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  573.953770][ T7765]  </TASK>
[  573.953855][ T7765] debugfs: out of free dentries, can not create file 'size_bytes'
[  574.289333][ T7765] block nbd0: shutting down sockets
[  574.388839][ T7767] FAULT_INJECTION: forcing a failure.
[  574.388839][ T7767] name failslab, interval 1, probability 0, space 0, times 0
[  574.401539][ T7767] CPU: 0 UID: 0 PID: 7767 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  574.401567][ T7767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  574.401582][ T7767] Call Trace:
[  574.401591][ T7767]  <TASK>
[  574.401601][ T7767]  dump_stack_lvl+0x189/0x250
[  574.401627][ T7767]  ? __pfx____ratelimit+0x10/0x10
[  574.401646][ T7767]  ? __pfx_dump_stack_lvl+0x10/0x10
[  574.401665][ T7767]  ? __pfx__printk+0x10/0x10
[  574.401682][ T7767]  ? __pfx___might_resched+0x10/0x10
[  574.401711][ T7767]  should_fail_ex+0x414/0x560
[  574.401732][ T7767]  should_failslab+0xa8/0x100
[  574.401750][ T7767]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  574.401766][ T7767]  ? __d_alloc+0x37/0x6f0
[  574.401781][ T7767]  __d_alloc+0x37/0x6f0
[  574.401796][ T7767]  d_alloc+0x4b/0x190
[  574.401806][ T7767]  ? lookup_one_qstr_excl+0xc8/0x360
[  574.401825][ T7767]  lookup_one_qstr_excl+0xdc/0x360
[  574.401843][ T7767]  ? lookup_noperm_common+0x245/0x430
[  574.401863][ T7767]  start_dirop+0x5c/0x90
[  574.401881][ T7767]  simple_start_creating+0xc4/0x100
[  574.401900][ T7767]  ? __pfx_simple_start_creating+0x10/0x10
[  574.401926][ T7767]  debugfs_start_creating+0xea/0x1b0
[  574.401940][ T7767]  __debugfs_create_file+0x6f/0x400
[  574.401955][ T7767]  debugfs_create_file_unsafe+0x3a/0x50
[  574.401969][ T7767]  nbd_start_device+0x3b6/0xb10
[  574.401994][ T7767]  nbd_ioctl+0x56e/0xe10
[  574.402016][ T7767]  ? __pfx_nbd_ioctl+0x10/0x10
[  574.402040][ T7767]  ? __pfx_nbd_ioctl+0x10/0x10
[  574.402058][ T7767]  blkdev_ioctl+0x60e/0x710
[  574.402075][ T7767]  ? __pfx_blkdev_ioctl+0x10/0x10
[  574.402089][ T7767]  ? __fget_files+0x3a0/0x420
[  574.402105][ T7767]  ? __fget_files+0x2a/0x420
[  574.402124][ T7767]  ? bpf_lsm_file_ioctl+0x9/0x20
[  574.402140][ T7767]  ? __pfx_blkdev_ioctl+0x10/0x10
[  574.402155][ T7767]  __se_sys_ioctl+0xfc/0x170
[  574.402171][ T7767]  do_syscall_64+0xfa/0xfa0
[  574.402183][ T7767]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  574.402196][ T7767]  ? clear_bhb_loop+0x60/0xb0
[  574.402210][ T7767]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  574.402222][ T7767] RIP: 0033:0x7f8661b49569
[  574.402235][ T7767] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  574.402246][ T7767] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  574.402260][ T7767] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  574.402269][ T7767] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  574.402277][ T7767] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  574.402286][ T7767] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  574.402293][ T7767] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  574.402313][ T7767]  </TASK>
[  574.708290][ T7767] block nbd0: shutting down sockets
[  574.809392][ T7769] FAULT_INJECTION: forcing a failure.
[  574.809392][ T7769] name failslab, interval 1, probability 0, space 0, times 0
[  574.822301][ T7769] CPU: 1 UID: 0 PID: 7769 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  574.822319][ T7769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  574.822327][ T7769] Call Trace:
[  574.822334][ T7769]  <TASK>
[  574.822340][ T7769]  dump_stack_lvl+0x189/0x250
[  574.822362][ T7769]  ? __pfx____ratelimit+0x10/0x10
[  574.822381][ T7769]  ? __pfx_dump_stack_lvl+0x10/0x10
[  574.822399][ T7769]  ? __pfx__printk+0x10/0x10
[  574.822418][ T7769]  ? __pfx___might_resched+0x10/0x10
[  574.822441][ T7769]  should_fail_ex+0x414/0x560
[  574.822462][ T7769]  should_failslab+0xa8/0x100
[  574.822483][ T7769]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  574.822498][ T7769]  ? __d_alloc+0x37/0x6f0
[  574.822513][ T7769]  __d_alloc+0x37/0x6f0
[  574.822528][ T7769]  d_alloc+0x4b/0x190
[  574.822537][ T7769]  ? lookup_one_qstr_excl+0xc8/0x360
[  574.822557][ T7769]  lookup_one_qstr_excl+0xdc/0x360
[  574.822575][ T7769]  ? lookup_noperm_common+0x245/0x430
[  574.822595][ T7769]  start_dirop+0x5c/0x90
[  574.822614][ T7769]  simple_start_creating+0xc4/0x100
[  574.822632][ T7769]  ? __pfx_simple_start_creating+0x10/0x10
[  574.822658][ T7769]  debugfs_start_creating+0xea/0x1b0
[  574.822672][ T7769]  __debugfs_create_file+0x6f/0x400
[  574.822693][ T7769]  debugfs_create_file_unsafe+0x3a/0x50
[  574.822707][ T7769]  nbd_start_device+0x3b6/0xb10
[  574.822732][ T7769]  nbd_ioctl+0x56e/0xe10
[  574.822753][ T7769]  ? __pfx_nbd_ioctl+0x10/0x10
[  574.822778][ T7769]  ? __pfx_nbd_ioctl+0x10/0x10
[  574.822796][ T7769]  blkdev_ioctl+0x60e/0x710
[  574.822814][ T7769]  ? __pfx_blkdev_ioctl+0x10/0x10
[  574.822827][ T7769]  ? __fget_files+0x3a0/0x420
[  574.822848][ T7769]  ? __fget_files+0x2a/0x420
[  574.822879][ T7769]  ? bpf_lsm_file_ioctl+0x9/0x20
[  574.822905][ T7769]  ? __pfx_blkdev_ioctl+0x10/0x10
[  574.822928][ T7769]  __se_sys_ioctl+0xfc/0x170
[  574.822944][ T7769]  do_syscall_64+0xfa/0xfa0
[  574.822957][ T7769]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  574.822969][ T7769]  ? clear_bhb_loop+0x60/0xb0
[  574.822983][ T7769]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  574.822995][ T7769] RIP: 0033:0x7f8661b49569
[  574.823008][ T7769] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  574.823019][ T7769] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  574.823034][ T7769] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  574.823043][ T7769] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  574.823051][ T7769] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  574.823059][ T7769] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  574.823067][ T7769] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  574.823087][ T7769]  </TASK>
[  575.138332][ T7769] block nbd0: shutting down sockets
[  575.239270][ T7771] FAULT_INJECTION: forcing a failure.
[  575.239270][ T7771] name failslab, interval 1, probability 0, space 0, times 0
[  575.252144][ T7771] CPU: 0 UID: 0 PID: 7771 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  575.252171][ T7771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  575.252180][ T7771] Call Trace:
[  575.252187][ T7771]  <TASK>
[  575.252193][ T7771]  dump_stack_lvl+0x189/0x250
[  575.252217][ T7771]  ? __pfx____ratelimit+0x10/0x10
[  575.252237][ T7771]  ? __pfx_dump_stack_lvl+0x10/0x10
[  575.252255][ T7771]  ? __pfx__printk+0x10/0x10
[  575.252273][ T7771]  ? __pfx___might_resched+0x10/0x10
[  575.252293][ T7771]  should_fail_ex+0x414/0x560
[  575.252313][ T7771]  should_failslab+0xa8/0x100
[  575.252332][ T7771]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  575.252347][ T7771]  ? __d_alloc+0x37/0x6f0
[  575.252362][ T7771]  __d_alloc+0x37/0x6f0
[  575.252377][ T7771]  d_alloc+0x4b/0x190
[  575.252387][ T7771]  ? lookup_one_qstr_excl+0xc8/0x360
[  575.252406][ T7771]  lookup_one_qstr_excl+0xdc/0x360
[  575.252423][ T7771]  ? lookup_noperm_common+0x245/0x430
[  575.252447][ T7771]  start_dirop+0x5c/0x90
[  575.252470][ T7771]  simple_start_creating+0xc4/0x100
[  575.252492][ T7771]  ? __pfx_simple_start_creating+0x10/0x10
[  575.252518][ T7771]  debugfs_start_creating+0xea/0x1b0
[  575.252532][ T7771]  __debugfs_create_file+0x6f/0x400
[  575.252547][ T7771]  debugfs_create_file_unsafe+0x3a/0x50
[  575.252561][ T7771]  nbd_start_device+0x3b6/0xb10
[  575.252587][ T7771]  nbd_ioctl+0x56e/0xe10
[  575.252609][ T7771]  ? __pfx_nbd_ioctl+0x10/0x10
[  575.252634][ T7771]  ? __pfx_nbd_ioctl+0x10/0x10
[  575.252652][ T7771]  blkdev_ioctl+0x60e/0x710
[  575.252670][ T7771]  ? __pfx_blkdev_ioctl+0x10/0x10
[  575.252689][ T7771]  ? __fget_files+0x3a0/0x420
[  575.252717][ T7771]  ? __fget_files+0x2a/0x420
[  575.252737][ T7771]  ? bpf_lsm_file_ioctl+0x9/0x20
[  575.252754][ T7771]  ? __pfx_blkdev_ioctl+0x10/0x10
[  575.252769][ T7771]  __se_sys_ioctl+0xfc/0x170
[  575.252784][ T7771]  do_syscall_64+0xfa/0xfa0
[  575.252798][ T7771]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  575.252809][ T7771]  ? clear_bhb_loop+0x60/0xb0
[  575.252824][ T7771]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  575.252836][ T7771] RIP: 0033:0x7f8661b49569
[  575.252848][ T7771] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  575.252859][ T7771] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  575.252874][ T7771] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  575.252883][ T7771] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  575.252891][ T7771] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  575.252899][ T7771] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  575.252907][ T7771] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  575.252928][ T7771]  </TASK>
[  575.646207][ T7771] block nbd0: shutting down sockets
[  575.749792][ T7773] FAULT_INJECTION: forcing a failure.
[  575.749792][ T7773] name failslab, interval 1, probability 0, space 0, times 0
[  575.762566][ T7773] CPU: 1 UID: 0 PID: 7773 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  575.762592][ T7773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  575.762607][ T7773] Call Trace:
[  575.762617][ T7773]  <TASK>
[  575.762623][ T7773]  dump_stack_lvl+0x189/0x250
[  575.762647][ T7773]  ? __pfx____ratelimit+0x10/0x10
[  575.762668][ T7773]  ? __pfx_dump_stack_lvl+0x10/0x10
[  575.762686][ T7773]  ? __pfx__printk+0x10/0x10
[  575.762704][ T7773]  ? __pfx___might_resched+0x10/0x10
[  575.762724][ T7773]  should_fail_ex+0x414/0x560
[  575.762744][ T7773]  should_failslab+0xa8/0x100
[  575.762763][ T7773]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  575.762779][ T7773]  ? __d_alloc+0x37/0x6f0
[  575.762794][ T7773]  __d_alloc+0x37/0x6f0
[  575.762809][ T7773]  d_alloc+0x4b/0x190
[  575.762818][ T7773]  ? lookup_one_qstr_excl+0xc8/0x360
[  575.762838][ T7773]  lookup_one_qstr_excl+0xdc/0x360
[  575.762857][ T7773]  ? lookup_noperm_common+0x245/0x430
[  575.762877][ T7773]  start_dirop+0x5c/0x90
[  575.762896][ T7773]  simple_start_creating+0xc4/0x100
[  575.762914][ T7773]  ? __pfx_simple_start_creating+0x10/0x10
[  575.762940][ T7773]  debugfs_start_creating+0xea/0x1b0
[  575.762954][ T7773]  __debugfs_create_file+0x6f/0x400
[  575.762968][ T7773]  debugfs_create_file_unsafe+0x3a/0x50
[  575.762983][ T7773]  nbd_start_device+0x3b6/0xb10
[  575.763009][ T7773]  nbd_ioctl+0x56e/0xe10
[  575.763031][ T7773]  ? __pfx_nbd_ioctl+0x10/0x10
[  575.763056][ T7773]  ? __pfx_nbd_ioctl+0x10/0x10
[  575.763074][ T7773]  blkdev_ioctl+0x60e/0x710
[  575.763091][ T7773]  ? __pfx_blkdev_ioctl+0x10/0x10
[  575.763105][ T7773]  ? __fget_files+0x3a0/0x420
[  575.763121][ T7773]  ? __fget_files+0x2a/0x420
[  575.763140][ T7773]  ? bpf_lsm_file_ioctl+0x9/0x20
[  575.763158][ T7773]  ? __pfx_blkdev_ioctl+0x10/0x10
[  575.763178][ T7773]  __se_sys_ioctl+0xfc/0x170
[  575.763194][ T7773]  do_syscall_64+0xfa/0xfa0
[  575.763207][ T7773]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  575.763219][ T7773]  ? clear_bhb_loop+0x60/0xb0
[  575.763234][ T7773]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  575.763246][ T7773] RIP: 0033:0x7f8661b49569
[  575.763258][ T7773] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  575.763269][ T7773] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  575.763285][ T7773] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  575.763295][ T7773] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  575.763303][ T7773] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  575.763311][ T7773] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  575.763319][ T7773] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  575.763340][ T7773]  </TASK>
[  576.154288][ T7773] block nbd0: shutting down sockets
[  576.248873][ T7775] FAULT_INJECTION: forcing a failure.
[  576.248873][ T7775] name failslab, interval 1, probability 0, space 0, times 0
[  576.261707][ T7775] CPU: 0 UID: 0 PID: 7775 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  576.261735][ T7775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  576.261747][ T7775] Call Trace:
[  576.261756][ T7775]  <TASK>
[  576.261764][ T7775]  dump_stack_lvl+0x189/0x250
[  576.261787][ T7775]  ? __pfx____ratelimit+0x10/0x10
[  576.261807][ T7775]  ? __pfx_dump_stack_lvl+0x10/0x10
[  576.261825][ T7775]  ? __pfx__printk+0x10/0x10
[  576.261843][ T7775]  ? __pfx___might_resched+0x10/0x10
[  576.261864][ T7775]  should_fail_ex+0x414/0x560
[  576.261883][ T7775]  should_failslab+0xa8/0x100
[  576.261902][ T7775]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  576.261917][ T7775]  ? __d_alloc+0x37/0x6f0
[  576.261932][ T7775]  __d_alloc+0x37/0x6f0
[  576.261947][ T7775]  d_alloc+0x4b/0x190
[  576.261957][ T7775]  ? lookup_one_qstr_excl+0xc8/0x360
[  576.261977][ T7775]  lookup_one_qstr_excl+0xdc/0x360
[  576.261994][ T7775]  ? lookup_noperm_common+0x245/0x430
[  576.262015][ T7775]  start_dirop+0x5c/0x90
[  576.262033][ T7775]  simple_start_creating+0xc4/0x100
[  576.262051][ T7775]  ? __pfx_simple_start_creating+0x10/0x10
[  576.262077][ T7775]  debugfs_start_creating+0xea/0x1b0
[  576.262091][ T7775]  __debugfs_create_file+0x6f/0x400
[  576.262106][ T7775]  debugfs_create_file_unsafe+0x3a/0x50
[  576.262120][ T7775]  nbd_start_device+0x3b6/0xb10
[  576.262145][ T7775]  nbd_ioctl+0x56e/0xe10
[  576.262166][ T7775]  ? __pfx_nbd_ioctl+0x10/0x10
[  576.262191][ T7775]  ? __pfx_nbd_ioctl+0x10/0x10
[  576.262209][ T7775]  blkdev_ioctl+0x60e/0x710
[  576.262226][ T7775]  ? __pfx_blkdev_ioctl+0x10/0x10
[  576.262240][ T7775]  ? __fget_files+0x3a0/0x420
[  576.262257][ T7775]  ? __fget_files+0x2a/0x420
[  576.262276][ T7775]  ? bpf_lsm_file_ioctl+0x9/0x20
[  576.262293][ T7775]  ? __pfx_blkdev_ioctl+0x10/0x10
[  576.262308][ T7775]  __se_sys_ioctl+0xfc/0x170
[  576.262323][ T7775]  do_syscall_64+0xfa/0xfa0
[  576.262335][ T7775]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  576.262348][ T7775]  ? clear_bhb_loop+0x60/0xb0
[  576.262362][ T7775]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  576.262374][ T7775] RIP: 0033:0x7f8661b49569
[  576.262386][ T7775] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  576.262397][ T7775] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  576.262413][ T7775] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  576.262424][ T7775] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  576.262437][ T7775] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  576.262445][ T7775] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  576.262453][ T7775] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  576.262474][ T7775]  </TASK>
[  576.657256][ T7775] block nbd0: shutting down sockets
[  576.749365][ T7777] FAULT_INJECTION: forcing a failure.
[  576.749365][ T7777] name failslab, interval 1, probability 0, space 0, times 0
[  576.762697][ T7777] CPU: 1 UID: 0 PID: 7777 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  576.762721][ T7777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  576.762729][ T7777] Call Trace:
[  576.762736][ T7777]  <TASK>
[  576.762742][ T7777]  dump_stack_lvl+0x189/0x250
[  576.762765][ T7777]  ? __pfx____ratelimit+0x10/0x10
[  576.762784][ T7777]  ? __pfx_dump_stack_lvl+0x10/0x10
[  576.762802][ T7777]  ? __pfx__printk+0x10/0x10
[  576.762820][ T7777]  ? __pfx___might_resched+0x10/0x10
[  576.762840][ T7777]  should_fail_ex+0x414/0x560
[  576.762860][ T7777]  should_failslab+0xa8/0x100
[  576.762879][ T7777]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  576.762894][ T7777]  ? __d_alloc+0x37/0x6f0
[  576.762909][ T7777]  __d_alloc+0x37/0x6f0
[  576.762924][ T7777]  d_alloc+0x4b/0x190
[  576.762934][ T7777]  ? lookup_one_qstr_excl+0xc8/0x360
[  576.762954][ T7777]  lookup_one_qstr_excl+0xdc/0x360
[  576.762971][ T7777]  ? lookup_noperm_common+0x245/0x430
[  576.762991][ T7777]  start_dirop+0x5c/0x90
[  576.763009][ T7777]  simple_start_creating+0xc4/0x100
[  576.763029][ T7777]  ? __pfx_simple_start_creating+0x10/0x10
[  576.763054][ T7777]  debugfs_start_creating+0xea/0x1b0
[  576.763068][ T7777]  __debugfs_create_file+0x6f/0x400
[  576.763083][ T7777]  debugfs_create_file_unsafe+0x3a/0x50
[  576.763097][ T7777]  nbd_start_device+0x3b6/0xb10
[  576.763123][ T7777]  nbd_ioctl+0x56e/0xe10
[  576.763144][ T7777]  ? __pfx_nbd_ioctl+0x10/0x10
[  576.763168][ T7777]  ? __pfx_nbd_ioctl+0x10/0x10
[  576.763187][ T7777]  blkdev_ioctl+0x60e/0x710
[  576.763204][ T7777]  ? __pfx_blkdev_ioctl+0x10/0x10
[  576.763218][ T7777]  ? __fget_files+0x3a0/0x420
[  576.763234][ T7777]  ? __fget_files+0x2a/0x420
[  576.763253][ T7777]  ? bpf_lsm_file_ioctl+0x9/0x20
[  576.763270][ T7777]  ? __pfx_blkdev_ioctl+0x10/0x10
[  576.763285][ T7777]  __se_sys_ioctl+0xfc/0x170
[  576.763301][ T7777]  do_syscall_64+0xfa/0xfa0
[  576.763314][ T7777]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  576.763326][ T7777]  ? clear_bhb_loop+0x60/0xb0
[  576.763341][ T7777]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  576.763352][ T7777] RIP: 0033:0x7f8661b49569
[  576.763365][ T7777] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  576.763376][ T7777] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  576.763390][ T7777] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  576.763400][ T7777] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  576.763411][ T7777] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  576.763419][ T7777] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  576.763427][ T7777] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  576.763447][ T7777]  </TASK>
[  577.155290][ T7777] block nbd0: shutting down sockets
[  577.259780][ T7779] FAULT_INJECTION: forcing a failure.
[  577.259780][ T7779] name failslab, interval 1, probability 0, space 0, times 0
[  577.272522][ T7779] CPU: 0 UID: 0 PID: 7779 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  577.272550][ T7779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  577.272563][ T7779] Call Trace:
[  577.272574][ T7779]  <TASK>
[  577.272584][ T7779]  dump_stack_lvl+0x189/0x250
[  577.272612][ T7779]  ? __pfx____ratelimit+0x10/0x10
[  577.272631][ T7779]  ? __pfx_dump_stack_lvl+0x10/0x10
[  577.272652][ T7779]  ? __pfx__printk+0x10/0x10
[  577.272676][ T7779]  ? __pfx___might_resched+0x10/0x10
[  577.272697][ T7779]  should_fail_ex+0x414/0x560
[  577.272718][ T7779]  should_failslab+0xa8/0x100
[  577.272736][ T7779]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  577.272751][ T7779]  ? __d_alloc+0x37/0x6f0
[  577.272766][ T7779]  __d_alloc+0x37/0x6f0
[  577.272782][ T7779]  d_alloc+0x4b/0x190
[  577.272791][ T7779]  ? lookup_one_qstr_excl+0xc8/0x360
[  577.272811][ T7779]  lookup_one_qstr_excl+0xdc/0x360
[  577.272828][ T7779]  ? lookup_noperm_common+0x245/0x430
[  577.272849][ T7779]  start_dirop+0x5c/0x90
[  577.272868][ T7779]  simple_start_creating+0xc4/0x100
[  577.272887][ T7779]  ? __pfx_simple_start_creating+0x10/0x10
[  577.272912][ T7779]  debugfs_start_creating+0xea/0x1b0
[  577.272926][ T7779]  __debugfs_create_file+0x6f/0x400
[  577.272941][ T7779]  debugfs_create_file_unsafe+0x3a/0x50
[  577.272955][ T7779]  nbd_start_device+0x3b6/0xb10
[  577.272981][ T7779]  nbd_ioctl+0x56e/0xe10
[  577.273003][ T7779]  ? __pfx_nbd_ioctl+0x10/0x10
[  577.273027][ T7779]  ? __pfx_nbd_ioctl+0x10/0x10
[  577.273045][ T7779]  blkdev_ioctl+0x60e/0x710
[  577.273063][ T7779]  ? __pfx_blkdev_ioctl+0x10/0x10
[  577.273077][ T7779]  ? __fget_files+0x3a0/0x420
[  577.273093][ T7779]  ? __fget_files+0x2a/0x420
[  577.273113][ T7779]  ? bpf_lsm_file_ioctl+0x9/0x20
[  577.273129][ T7779]  ? __pfx_blkdev_ioctl+0x10/0x10
[  577.273144][ T7779]  __se_sys_ioctl+0xfc/0x170
[  577.273159][ T7779]  do_syscall_64+0xfa/0xfa0
[  577.273173][ T7779]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  577.273185][ T7779]  ? clear_bhb_loop+0x60/0xb0
[  577.273200][ T7779]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  577.273211][ T7779] RIP: 0033:0x7f8661b49569
[  577.273224][ T7779] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  577.273236][ T7779] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  577.273250][ T7779] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  577.273260][ T7779] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  577.273268][ T7779] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  577.273276][ T7779] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  577.273284][ T7779] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  577.273304][ T7779]  </TASK>
[  577.578321][ T7779] block nbd0: shutting down sockets
[  577.659111][ T7781] block nbd0: Device being setup by another task
[  577.708030][ T7782] block nbd0: Device being setup by another task
[  577.838053][ T7785] block nbd0: Device being setup by another task
[  577.996148][ T7784] block nbd0: shutting down sockets
[  578.118024][ T7788] block nbd0: Device being setup by another task
[  578.124923][ T7787] FAULT_INJECTION: forcing a failure.
[  578.124923][ T7787] name failslab, interval 1, probability 0, space 0, times 0
[  578.137794][ T7787] CPU: 1 UID: 0 PID: 7787 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  578.137826][ T7787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  578.137836][ T7787] Call Trace:
[  578.137844][ T7787]  <TASK>
[  578.137851][ T7787]  dump_stack_lvl+0x189/0x250
[  578.137874][ T7787]  ? __pfx____ratelimit+0x10/0x10
[  578.137895][ T7787]  ? __pfx_dump_stack_lvl+0x10/0x10
[  578.137928][ T7787]  ? __pfx__printk+0x10/0x10
[  578.137959][ T7787]  ? __pfx___might_resched+0x10/0x10
[  578.137993][ T7787]  should_fail_ex+0x414/0x560
[  578.138025][ T7787]  should_failslab+0xa8/0x100
[  578.138055][ T7787]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  578.138079][ T7787]  ? __d_alloc+0x37/0x6f0
[  578.138094][ T7787]  __d_alloc+0x37/0x6f0
[  578.138110][ T7787]  d_alloc+0x4b/0x190
[  578.138120][ T7787]  ? lookup_one_qstr_excl+0xc8/0x360
[  578.138139][ T7787]  lookup_one_qstr_excl+0xdc/0x360
[  578.138157][ T7787]  ? lookup_noperm_common+0x245/0x430
[  578.138177][ T7787]  start_dirop+0x5c/0x90
[  578.138196][ T7787]  simple_start_creating+0xc4/0x100
[  578.138215][ T7787]  ? __pfx_simple_start_creating+0x10/0x10
[  578.138241][ T7787]  debugfs_start_creating+0xea/0x1b0
[  578.138256][ T7787]  __debugfs_create_file+0x6f/0x400
[  578.138271][ T7787]  debugfs_create_file_unsafe+0x3a/0x50
[  578.138285][ T7787]  nbd_start_device+0x3b6/0xb10
[  578.138311][ T7787]  nbd_ioctl+0x56e/0xe10
[  578.138333][ T7787]  ? __pfx_nbd_ioctl+0x10/0x10
[  578.138402][ T7787]  ? __pfx_nbd_ioctl+0x10/0x10
[  578.138434][ T7787]  blkdev_ioctl+0x60e/0x710
[  578.138457][ T7787]  ? __pfx_blkdev_ioctl+0x10/0x10
[  578.138470][ T7787]  ? __fget_files+0x3a0/0x420
[  578.138486][ T7787]  ? __fget_files+0x2a/0x420
[  578.138505][ T7787]  ? bpf_lsm_file_ioctl+0x9/0x20
[  578.138523][ T7787]  ? __pfx_blkdev_ioctl+0x10/0x10
[  578.138537][ T7787]  __se_sys_ioctl+0xfc/0x170
[  578.138553][ T7787]  do_syscall_64+0xfa/0xfa0
[  578.138567][ T7787]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  578.138579][ T7787]  ? clear_bhb_loop+0x60/0xb0
[  578.138594][ T7787]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  578.138608][ T7787] RIP: 0033:0x7f8661b49569
[  578.138622][ T7787] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  578.138632][ T7787] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  578.138647][ T7787] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  578.138656][ T7787] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  578.138665][ T7787] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  578.138673][ T7787] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  578.138681][ T7787] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  578.138701][ T7787]  </TASK>
[  578.534685][ T7787] block nbd0: shutting down sockets
[  578.738650][ T7791] block nbd0: Device being setup by another task
[  578.745325][ T7792] FAULT_INJECTION: forcing a failure.
[  578.745325][ T7792] name failslab, interval 1, probability 0, space 0, times 0
[  578.758648][ T7792] CPU: 0 UID: 0 PID: 7792 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  578.758678][ T7792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  578.758691][ T7792] Call Trace:
[  578.758700][ T7792]  <TASK>
[  578.758713][ T7792]  dump_stack_lvl+0x189/0x250
[  578.758741][ T7792]  ? __pfx____ratelimit+0x10/0x10
[  578.758760][ T7792]  ? __pfx_dump_stack_lvl+0x10/0x10
[  578.758779][ T7792]  ? __pfx__printk+0x10/0x10
[  578.758797][ T7792]  ? __pfx___might_resched+0x10/0x10
[  578.758817][ T7792]  should_fail_ex+0x414/0x560
[  578.758837][ T7792]  should_failslab+0xa8/0x100
[  578.758856][ T7792]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  578.758871][ T7792]  ? __d_alloc+0x37/0x6f0
[  578.758886][ T7792]  __d_alloc+0x37/0x6f0
[  578.758901][ T7792]  d_alloc+0x4b/0x190
[  578.758911][ T7792]  ? lookup_one_qstr_excl+0xc8/0x360
[  578.758930][ T7792]  lookup_one_qstr_excl+0xdc/0x360
[  578.758948][ T7792]  ? lookup_noperm_common+0x245/0x430
[  578.758968][ T7792]  start_dirop+0x5c/0x90
[  578.758987][ T7792]  simple_start_creating+0xc4/0x100
[  578.759005][ T7792]  ? __pfx_simple_start_creating+0x10/0x10
[  578.759031][ T7792]  debugfs_start_creating+0xea/0x1b0
[  578.759045][ T7792]  __debugfs_create_file+0x6f/0x400
[  578.759060][ T7792]  debugfs_create_file_unsafe+0x3a/0x50
[  578.759074][ T7792]  nbd_start_device+0x3b6/0xb10
[  578.759100][ T7792]  nbd_ioctl+0x56e/0xe10
[  578.759121][ T7792]  ? __pfx_nbd_ioctl+0x10/0x10
[  578.759146][ T7792]  ? __pfx_nbd_ioctl+0x10/0x10
[  578.759164][ T7792]  blkdev_ioctl+0x60e/0x710
[  578.759182][ T7792]  ? __pfx_blkdev_ioctl+0x10/0x10
[  578.759195][ T7792]  ? __fget_files+0x3a0/0x420
[  578.759212][ T7792]  ? __fget_files+0x2a/0x420
[  578.759231][ T7792]  ? bpf_lsm_file_ioctl+0x9/0x20
[  578.759247][ T7792]  ? __pfx_blkdev_ioctl+0x10/0x10
[  578.759261][ T7792]  __se_sys_ioctl+0xfc/0x170
[  578.759277][ T7792]  do_syscall_64+0xfa/0xfa0
[  578.759289][ T7792]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  578.759301][ T7792]  ? clear_bhb_loop+0x60/0xb0
[  578.759316][ T7792]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  578.759327][ T7792] RIP: 0033:0x7f8661b49569
[  578.759339][ T7792] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  578.759350][ T7792] RSP: 002b:00007f8661abd208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  578.759365][ T7792] RAX: ffffffffffffffda RBX: 00007f8661bd0428 RCX: 00007f8661b49569
[  578.759375][ T7792] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  578.759390][ T7792] RBP: 00007f8661bd0420 R08: 00007f8661abcfa6 R09: 0000000000003331
[  578.759399][ T7792] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  578.759407][ T7792] R13: 00007f8661abd210 R14: 0000000000000002 R15: 64626e2f7665642f
[  578.759428][ T7792]  </TASK>
[  579.078289][ T7792] block nbd0: shutting down sockets
[  579.330063][ T7794] block nbd0: shutting down sockets
[  579.457982][ T7797] block nbd0: Device being setup by another task
[  579.609987][ T7796] block nbd0: shutting down sockets
[  579.869638][ T7799] block nbd0: shutting down sockets
[  580.007997][ T7802] block nbd0: Device being setup by another task
[  580.158294][ T7801] block nbd0: shutting down sockets
[  580.209408][ T7804] block nbd0: Device being setup by another task
[  580.248205][ T7804] block nbd0: Device being setup by another task
[  580.511451][ T7806] block nbd0: shutting down sockets
[  580.628071][ T7809] block nbd0: Device being setup by another task
[  580.789673][ T7808] block nbd0: shutting down sockets
[  581.062529][ T7812] block nbd0: shutting down sockets
[  581.159452][ T7814] FAULT_INJECTION: forcing a failure.
[  581.159452][ T7814] name failslab, interval 1, probability 0, space 0, times 0
[  581.172173][ T7814] CPU: 0 UID: 0 PID: 7814 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  581.172201][ T7814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  581.172214][ T7814] Call Trace:
[  581.172224][ T7814]  <TASK>
[  581.172232][ T7814]  dump_stack_lvl+0x189/0x250
[  581.172266][ T7814]  ? __pfx____ratelimit+0x10/0x10
[  581.172295][ T7814]  ? __pfx_dump_stack_lvl+0x10/0x10
[  581.172319][ T7814]  ? __pfx__printk+0x10/0x10
[  581.172356][ T7814]  ? __pfx___might_resched+0x10/0x10
[  581.172384][ T7814]  should_fail_ex+0x414/0x560
[  581.172411][ T7814]  should_failslab+0xa8/0x100
[  581.172436][ T7814]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  581.172457][ T7814]  ? __d_alloc+0x37/0x6f0
[  581.172477][ T7814]  __d_alloc+0x37/0x6f0
[  581.172503][ T7814]  d_alloc+0x4b/0x190
[  581.172515][ T7814]  ? lookup_one_qstr_excl+0xc8/0x360
[  581.172542][ T7814]  lookup_one_qstr_excl+0xdc/0x360
[  581.172566][ T7814]  ? lookup_noperm_common+0x245/0x430
[  581.172593][ T7814]  start_dirop+0x5c/0x90
[  581.172618][ T7814]  simple_start_creating+0xc4/0x100
[  581.172644][ T7814]  ? __pfx_simple_start_creating+0x10/0x10
[  581.172679][ T7814]  debugfs_start_creating+0xea/0x1b0
[  581.172698][ T7814]  __debugfs_create_file+0x6f/0x400
[  581.172718][ T7814]  debugfs_create_file_unsafe+0x3a/0x50
[  581.172737][ T7814]  nbd_start_device+0x3b6/0xb10
[  581.172772][ T7814]  nbd_ioctl+0x56e/0xe10
[  581.172800][ T7814]  ? __pfx_nbd_ioctl+0x10/0x10
[  581.172834][ T7814]  ? __pfx_nbd_ioctl+0x10/0x10
[  581.172858][ T7814]  blkdev_ioctl+0x60e/0x710
[  581.172881][ T7814]  ? __pfx_blkdev_ioctl+0x10/0x10
[  581.172899][ T7814]  ? __fget_files+0x3a0/0x420
[  581.172920][ T7814]  ? __fget_files+0x2a/0x420
[  581.172946][ T7814]  ? bpf_lsm_file_ioctl+0x9/0x20
[  581.172969][ T7814]  ? __pfx_blkdev_ioctl+0x10/0x10
[  581.172989][ T7814]  __se_sys_ioctl+0xfc/0x170
[  581.173009][ T7814]  do_syscall_64+0xfa/0xfa0
[  581.173027][ T7814]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  581.173042][ T7814]  ? clear_bhb_loop+0x60/0xb0
[  581.173062][ T7814]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  581.173077][ T7814] RIP: 0033:0x7f8661b49569
[  581.173093][ T7814] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  581.173107][ T7814] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  581.173126][ T7814] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  581.173138][ T7814] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  581.173149][ T7814] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  581.173160][ T7814] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  581.173171][ T7814] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  581.173203][ T7814]  </TASK>
[  581.498372][ T7814] block nbd0: shutting down sockets
[  581.598871][ T7816] FAULT_INJECTION: forcing a failure.
[  581.598871][ T7816] name failslab, interval 1, probability 0, space 0, times 0
[  581.611771][ T7816] CPU: 1 UID: 0 PID: 7816 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  581.611796][ T7816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  581.611805][ T7816] Call Trace:
[  581.611812][ T7816]  <TASK>
[  581.611818][ T7816]  dump_stack_lvl+0x189/0x250
[  581.611841][ T7816]  ? __pfx____ratelimit+0x10/0x10
[  581.611861][ T7816]  ? __pfx_dump_stack_lvl+0x10/0x10
[  581.611879][ T7816]  ? __pfx__printk+0x10/0x10
[  581.611897][ T7816]  ? __pfx___might_resched+0x10/0x10
[  581.611914][ T7816]  ? fs_reclaim_acquire+0x7d/0x100
[  581.611933][ T7816]  should_fail_ex+0x414/0x560
[  581.611954][ T7816]  should_failslab+0xa8/0x100
[  581.611972][ T7816]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  581.611987][ T7816]  ? alloc_inode+0x6a/0x1b0
[  581.612002][ T7816]  ? __pfx_simple_start_creating+0x10/0x10
[  581.612022][ T7816]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  581.612034][ T7816]  alloc_inode+0x6a/0x1b0
[  581.612051][ T7816]  new_inode+0x22/0x170
[  581.612071][ T7816]  __debugfs_create_file+0xb8/0x400
[  581.612086][ T7816]  debugfs_create_file_unsafe+0x3a/0x50
[  581.612100][ T7816]  nbd_start_device+0x39e/0xb10
[  581.612125][ T7816]  nbd_ioctl+0x56e/0xe10
[  581.612147][ T7816]  ? __pfx_nbd_ioctl+0x10/0x10
[  581.612172][ T7816]  ? __pfx_nbd_ioctl+0x10/0x10
[  581.612190][ T7816]  blkdev_ioctl+0x60e/0x710
[  581.612208][ T7816]  ? __pfx_blkdev_ioctl+0x10/0x10
[  581.612221][ T7816]  ? __fget_files+0x3a0/0x420
[  581.612242][ T7816]  ? __fget_files+0x2a/0x420
[  581.612273][ T7816]  ? bpf_lsm_file_ioctl+0x9/0x20
[  581.612299][ T7816]  ? __pfx_blkdev_ioctl+0x10/0x10
[  581.612324][ T7816]  __se_sys_ioctl+0xfc/0x170
[  581.612351][ T7816]  do_syscall_64+0xfa/0xfa0
[  581.612364][ T7816]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  581.612376][ T7816]  ? clear_bhb_loop+0x60/0xb0
[  581.612391][ T7816]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  581.612403][ T7816] RIP: 0033:0x7f8661b49569
[  581.612415][ T7816] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  581.612426][ T7816] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  581.612441][ T7816] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  581.612450][ T7816] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  581.612458][ T7816] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  581.612466][ T7816] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  581.612475][ T7816] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  581.612499][ T7816]  </TASK>
[  581.612505][ T7816] debugfs: out of free dentries, can not create file 'size_bytes'
[  581.918235][ T7816] block nbd0: shutting down sockets
[  582.038046][ T7819] block nbd0: Device being setup by another task
[  582.204007][ T7818] block nbd0: shutting down sockets
[  582.460550][ T7821] block nbd0: shutting down sockets
[  582.587985][ T7824] block nbd0: Device being setup by another task
[  582.741232][ T7823] block nbd0: shutting down sockets
[  583.004577][ T7827] block nbd0: shutting down sockets
[  583.079017][ T7829] FAULT_INJECTION: forcing a failure.
[  583.079017][ T7829] name failslab, interval 1, probability 0, space 0, times 0
[  583.091801][ T7829] CPU: 0 UID: 0 PID: 7829 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  583.091830][ T7829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  583.091843][ T7829] Call Trace:
[  583.091853][ T7829]  <TASK>
[  583.091863][ T7829]  dump_stack_lvl+0x189/0x250
[  583.091887][ T7829]  ? __pfx____ratelimit+0x10/0x10
[  583.091907][ T7829]  ? __pfx_dump_stack_lvl+0x10/0x10
[  583.091925][ T7829]  ? __pfx__printk+0x10/0x10
[  583.091943][ T7829]  ? __pfx___might_resched+0x10/0x10
[  583.091964][ T7829]  should_fail_ex+0x414/0x560
[  583.091984][ T7829]  should_failslab+0xa8/0x100
[  583.092005][ T7829]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  583.092020][ T7829]  ? __d_alloc+0x37/0x6f0
[  583.092035][ T7829]  __d_alloc+0x37/0x6f0
[  583.092057][ T7829]  d_alloc+0x4b/0x190
[  583.092067][ T7829]  ? lookup_one_qstr_excl+0xc8/0x360
[  583.092087][ T7829]  lookup_one_qstr_excl+0xdc/0x360
[  583.092105][ T7829]  ? lookup_noperm_common+0x245/0x430
[  583.092125][ T7829]  start_dirop+0x5c/0x90
[  583.092143][ T7829]  simple_start_creating+0xc4/0x100
[  583.092162][ T7829]  ? __pfx_simple_start_creating+0x10/0x10
[  583.092188][ T7829]  debugfs_start_creating+0xea/0x1b0
[  583.092201][ T7829]  __debugfs_create_file+0x6f/0x400
[  583.092216][ T7829]  debugfs_create_file_unsafe+0x3a/0x50
[  583.092230][ T7829]  nbd_start_device+0x3b6/0xb10
[  583.092261][ T7829]  nbd_ioctl+0x56e/0xe10
[  583.092282][ T7829]  ? __pfx_nbd_ioctl+0x10/0x10
[  583.092307][ T7829]  ? __pfx_nbd_ioctl+0x10/0x10
[  583.092325][ T7829]  blkdev_ioctl+0x60e/0x710
[  583.092342][ T7829]  ? __pfx_blkdev_ioctl+0x10/0x10
[  583.092356][ T7829]  ? __fget_files+0x3a0/0x420
[  583.092372][ T7829]  ? __fget_files+0x2a/0x420
[  583.092391][ T7829]  ? bpf_lsm_file_ioctl+0x9/0x20
[  583.092407][ T7829]  ? __pfx_blkdev_ioctl+0x10/0x10
[  583.092422][ T7829]  __se_sys_ioctl+0xfc/0x170
[  583.092437][ T7829]  do_syscall_64+0xfa/0xfa0
[  583.092450][ T7829]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  583.092463][ T7829]  ? clear_bhb_loop+0x60/0xb0
[  583.092485][ T7829]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  583.092499][ T7829] RIP: 0033:0x7f8661b49569
[  583.092512][ T7829] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  583.092523][ T7829] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  583.092537][ T7829] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  583.092546][ T7829] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  583.092554][ T7829] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  583.092562][ T7829] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  583.092570][ T7829] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  583.092591][ T7829]  </TASK>
[  583.418262][ T7829] block nbd0: shutting down sockets
[  583.468041][ T7831] block nbd0: Device being setup by another task
[  583.537987][ T7831] block nbd0: Device being setup by another task
[  583.649288][ T7834] FAULT_INJECTION: forcing a failure.
[  583.649288][ T7834] name failslab, interval 1, probability 0, space 0, times 0
[  583.661974][ T7834] CPU: 1 UID: 0 PID: 7834 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  583.661994][ T7834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  583.662002][ T7834] Call Trace:
[  583.662010][ T7834]  <TASK>
[  583.662016][ T7834]  dump_stack_lvl+0x189/0x250
[  583.662039][ T7834]  ? __pfx____ratelimit+0x10/0x10
[  583.662058][ T7834]  ? __pfx_dump_stack_lvl+0x10/0x10
[  583.662076][ T7834]  ? __pfx__printk+0x10/0x10
[  583.662094][ T7834]  ? __pfx___might_resched+0x10/0x10
[  583.662115][ T7834]  should_fail_ex+0x414/0x560
[  583.662135][ T7834]  should_failslab+0xa8/0x100
[  583.662153][ T7834]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  583.662169][ T7834]  ? __d_alloc+0x37/0x6f0
[  583.662184][ T7834]  __d_alloc+0x37/0x6f0
[  583.662199][ T7834]  d_alloc+0x4b/0x190
[  583.662208][ T7834]  ? lookup_one_qstr_excl+0xc8/0x360
[  583.662228][ T7834]  lookup_one_qstr_excl+0xdc/0x360
[  583.662245][ T7834]  ? lookup_noperm_common+0x245/0x430
[  583.662265][ T7834]  start_dirop+0x5c/0x90
[  583.662284][ T7834]  simple_start_creating+0xc4/0x100
[  583.662303][ T7834]  ? __pfx_simple_start_creating+0x10/0x10
[  583.662335][ T7834]  debugfs_start_creating+0xea/0x1b0
[  583.662349][ T7834]  __debugfs_create_file+0x6f/0x400
[  583.662363][ T7834]  debugfs_create_file_unsafe+0x3a/0x50
[  583.662378][ T7834]  nbd_start_device+0x3b6/0xb10
[  583.662403][ T7834]  nbd_ioctl+0x56e/0xe10
[  583.662424][ T7834]  ? __pfx_nbd_ioctl+0x10/0x10
[  583.662448][ T7834]  ? __pfx_nbd_ioctl+0x10/0x10
[  583.662471][ T7834]  blkdev_ioctl+0x60e/0x710
[  583.662493][ T7834]  ? __pfx_blkdev_ioctl+0x10/0x10
[  583.662506][ T7834]  ? __fget_files+0x3a0/0x420
[  583.662522][ T7834]  ? __fget_files+0x2a/0x420
[  583.662541][ T7834]  ? bpf_lsm_file_ioctl+0x9/0x20
[  583.662558][ T7834]  ? __pfx_blkdev_ioctl+0x10/0x10
[  583.662575][ T7834]  __se_sys_ioctl+0xfc/0x170
[  583.662591][ T7834]  do_syscall_64+0xfa/0xfa0
[  583.662605][ T7834]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  583.662617][ T7834]  ? clear_bhb_loop+0x60/0xb0
[  583.662631][ T7834]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  583.662643][ T7834] RIP: 0033:0x7f8661b49569
[  583.662656][ T7834] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  583.662667][ T7834] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  583.662682][ T7834] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  583.662693][ T7834] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  583.662706][ T7834] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  583.662721][ T7834] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  583.662734][ T7834] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  583.662771][ T7834]  </TASK>
[  583.988357][ T7834] block nbd0: shutting down sockets
[  584.098824][ T7836] FAULT_INJECTION: forcing a failure.
[  584.098824][ T7836] name failslab, interval 1, probability 0, space 0, times 0
[  584.111532][ T7836] CPU: 0 UID: 0 PID: 7836 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  584.111563][ T7836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  584.111574][ T7836] Call Trace:
[  584.111583][ T7836]  <TASK>
[  584.111589][ T7836]  dump_stack_lvl+0x189/0x250
[  584.111613][ T7836]  ? __pfx____ratelimit+0x10/0x10
[  584.111633][ T7836]  ? __pfx_dump_stack_lvl+0x10/0x10
[  584.111652][ T7836]  ? __pfx__printk+0x10/0x10
[  584.111683][ T7836]  ? __pfx___might_resched+0x10/0x10
[  584.111717][ T7836]  should_fail_ex+0x414/0x560
[  584.111751][ T7836]  should_failslab+0xa8/0x100
[  584.111779][ T7836]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  584.111794][ T7836]  ? __d_alloc+0x37/0x6f0
[  584.111809][ T7836]  __d_alloc+0x37/0x6f0
[  584.111825][ T7836]  d_alloc+0x4b/0x190
[  584.111834][ T7836]  ? lookup_one_qstr_excl+0xc8/0x360
[  584.111854][ T7836]  lookup_one_qstr_excl+0xdc/0x360
[  584.111872][ T7836]  ? lookup_noperm_common+0x245/0x430
[  584.111892][ T7836]  start_dirop+0x5c/0x90
[  584.111910][ T7836]  simple_start_creating+0xc4/0x100
[  584.111929][ T7836]  ? __pfx_simple_start_creating+0x10/0x10
[  584.111955][ T7836]  debugfs_start_creating+0xea/0x1b0
[  584.111969][ T7836]  __debugfs_create_file+0x6f/0x400
[  584.111984][ T7836]  debugfs_create_file_unsafe+0x3a/0x50
[  584.111998][ T7836]  nbd_start_device+0x3b6/0xb10
[  584.112022][ T7836]  nbd_ioctl+0x56e/0xe10
[  584.112043][ T7836]  ? __pfx_nbd_ioctl+0x10/0x10
[  584.112068][ T7836]  ? __pfx_nbd_ioctl+0x10/0x10
[  584.112086][ T7836]  blkdev_ioctl+0x60e/0x710
[  584.112103][ T7836]  ? __pfx_blkdev_ioctl+0x10/0x10
[  584.112117][ T7836]  ? __fget_files+0x3a0/0x420
[  584.112133][ T7836]  ? __fget_files+0x2a/0x420
[  584.112152][ T7836]  ? bpf_lsm_file_ioctl+0x9/0x20
[  584.112169][ T7836]  ? __pfx_blkdev_ioctl+0x10/0x10
[  584.112183][ T7836]  __se_sys_ioctl+0xfc/0x170
[  584.112199][ T7836]  do_syscall_64+0xfa/0xfa0
[  584.112212][ T7836]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  584.112225][ T7836]  ? clear_bhb_loop+0x60/0xb0
[  584.112241][ T7836]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  584.112254][ T7836] RIP: 0033:0x7f8661b49569
[  584.112267][ T7836] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  584.112278][ T7836] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  584.112293][ T7836] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  584.112303][ T7836] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  584.112310][ T7836] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  584.112318][ T7836] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  584.112327][ T7836] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  584.112347][ T7836]  </TASK>
[  584.418533][ T7836] block nbd0: shutting down sockets
[  584.519831][ T7838] FAULT_INJECTION: forcing a failure.
[  584.519831][ T7838] name failslab, interval 1, probability 0, space 0, times 0
[  584.532555][ T7838] CPU: 1 UID: 0 PID: 7838 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  584.532584][ T7838] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  584.532596][ T7838] Call Trace:
[  584.532607][ T7838]  <TASK>
[  584.532613][ T7838]  dump_stack_lvl+0x189/0x250
[  584.532636][ T7838]  ? __pfx____ratelimit+0x10/0x10
[  584.532655][ T7838]  ? __pfx_dump_stack_lvl+0x10/0x10
[  584.532674][ T7838]  ? __pfx__printk+0x10/0x10
[  584.532692][ T7838]  ? __pfx___might_resched+0x10/0x10
[  584.532712][ T7838]  should_fail_ex+0x414/0x560
[  584.532732][ T7838]  should_failslab+0xa8/0x100
[  584.532751][ T7838]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  584.532766][ T7838]  ? __d_alloc+0x37/0x6f0
[  584.532781][ T7838]  __d_alloc+0x37/0x6f0
[  584.532797][ T7838]  d_alloc+0x4b/0x190
[  584.532806][ T7838]  ? lookup_one_qstr_excl+0xc8/0x360
[  584.532827][ T7838]  lookup_one_qstr_excl+0xdc/0x360
[  584.532844][ T7838]  ? lookup_noperm_common+0x245/0x430
[  584.532864][ T7838]  start_dirop+0x5c/0x90
[  584.532882][ T7838]  simple_start_creating+0xc4/0x100
[  584.532901][ T7838]  ? __pfx_simple_start_creating+0x10/0x10
[  584.532927][ T7838]  debugfs_start_creating+0xea/0x1b0
[  584.532941][ T7838]  __debugfs_create_file+0x6f/0x400
[  584.532956][ T7838]  debugfs_create_file_unsafe+0x3a/0x50
[  584.532970][ T7838]  nbd_start_device+0x3b6/0xb10
[  584.532995][ T7838]  nbd_ioctl+0x56e/0xe10
[  584.533016][ T7838]  ? __pfx_nbd_ioctl+0x10/0x10
[  584.533041][ T7838]  ? __pfx_nbd_ioctl+0x10/0x10
[  584.533059][ T7838]  blkdev_ioctl+0x60e/0x710
[  584.533076][ T7838]  ? __pfx_blkdev_ioctl+0x10/0x10
[  584.533089][ T7838]  ? __fget_files+0x3a0/0x420
[  584.533108][ T7838]  ? __fget_files+0x2a/0x420
[  584.533139][ T7838]  ? bpf_lsm_file_ioctl+0x9/0x20
[  584.533165][ T7838]  ? __pfx_blkdev_ioctl+0x10/0x10
[  584.533189][ T7838]  __se_sys_ioctl+0xfc/0x170
[  584.533207][ T7838]  do_syscall_64+0xfa/0xfa0
[  584.533220][ T7838]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  584.533232][ T7838]  ? clear_bhb_loop+0x60/0xb0
[  584.533247][ T7838]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  584.533259][ T7838] RIP: 0033:0x7f8661b49569
[  584.533271][ T7838] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  584.533282][ T7838] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  584.533297][ T7838] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  584.533309][ T7838] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  584.533316][ T7838] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  584.533324][ T7838] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  584.533333][ T7838] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  584.533353][ T7838]  </TASK>
[  584.850707][ T7838] block nbd0: shutting down sockets
[  584.938970][ T7840] FAULT_INJECTION: forcing a failure.
[  584.938970][ T7840] name failslab, interval 1, probability 0, space 0, times 0
[  584.951910][ T7840] CPU: 0 UID: 0 PID: 7840 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  584.951938][ T7840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  584.951946][ T7840] Call Trace:
[  584.951954][ T7840]  <TASK>
[  584.951961][ T7840]  dump_stack_lvl+0x189/0x250
[  584.951984][ T7840]  ? __pfx____ratelimit+0x10/0x10
[  584.952004][ T7840]  ? __pfx_dump_stack_lvl+0x10/0x10
[  584.952022][ T7840]  ? __pfx__printk+0x10/0x10
[  584.952040][ T7840]  ? __pfx___might_resched+0x10/0x10
[  584.952061][ T7840]  should_fail_ex+0x414/0x560
[  584.952081][ T7840]  should_failslab+0xa8/0x100
[  584.952107][ T7840]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  584.952122][ T7840]  ? __d_alloc+0x37/0x6f0
[  584.952138][ T7840]  __d_alloc+0x37/0x6f0
[  584.952153][ T7840]  d_alloc+0x4b/0x190
[  584.952163][ T7840]  ? lookup_one_qstr_excl+0xc8/0x360
[  584.952183][ T7840]  lookup_one_qstr_excl+0xdc/0x360
[  584.952200][ T7840]  ? lookup_noperm_common+0x245/0x430
[  584.952220][ T7840]  start_dirop+0x5c/0x90
[  584.952245][ T7840]  simple_start_creating+0xc4/0x100
[  584.952264][ T7840]  ? __pfx_simple_start_creating+0x10/0x10
[  584.952290][ T7840]  debugfs_start_creating+0xea/0x1b0
[  584.952305][ T7840]  __debugfs_create_file+0x6f/0x400
[  584.952319][ T7840]  debugfs_create_file_unsafe+0x3a/0x50
[  584.952334][ T7840]  nbd_start_device+0x3b6/0xb10
[  584.952358][ T7840]  nbd_ioctl+0x56e/0xe10
[  584.952379][ T7840]  ? __pfx_nbd_ioctl+0x10/0x10
[  584.952404][ T7840]  ? __pfx_nbd_ioctl+0x10/0x10
[  584.952421][ T7840]  blkdev_ioctl+0x60e/0x710
[  584.952439][ T7840]  ? __pfx_blkdev_ioctl+0x10/0x10
[  584.952452][ T7840]  ? __fget_files+0x3a0/0x420
[  584.952468][ T7840]  ? __fget_files+0x2a/0x420
[  584.952494][ T7840]  ? bpf_lsm_file_ioctl+0x9/0x20
[  584.952511][ T7840]  ? __pfx_blkdev_ioctl+0x10/0x10
[  584.952526][ T7840]  __se_sys_ioctl+0xfc/0x170
[  584.952541][ T7840]  do_syscall_64+0xfa/0xfa0
[  584.952554][ T7840]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  584.952566][ T7840]  ? clear_bhb_loop+0x60/0xb0
[  584.952581][ T7840]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  584.952593][ T7840] RIP: 0033:0x7f8661b49569
[  584.952606][ T7840] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  584.952617][ T7840] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  584.952633][ T7840] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  584.952642][ T7840] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  584.952650][ T7840] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  584.952658][ T7840] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  584.952666][ T7840] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  584.952690][ T7840]  </TASK>
[  585.348514][ T7840] block nbd0: shutting down sockets
[  585.449888][ T7842] FAULT_INJECTION: forcing a failure.
[  585.449888][ T7842] name failslab, interval 1, probability 0, space 0, times 0
[  585.462624][ T7842] CPU: 1 UID: 0 PID: 7842 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  585.462654][ T7842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  585.462667][ T7842] Call Trace:
[  585.462678][ T7842]  <TASK>
[  585.462685][ T7842]  dump_stack_lvl+0x189/0x250
[  585.462709][ T7842]  ? __pfx____ratelimit+0x10/0x10
[  585.462728][ T7842]  ? __pfx_dump_stack_lvl+0x10/0x10
[  585.462746][ T7842]  ? __pfx__printk+0x10/0x10
[  585.462764][ T7842]  ? __pfx___might_resched+0x10/0x10
[  585.462784][ T7842]  should_fail_ex+0x414/0x560
[  585.462804][ T7842]  should_failslab+0xa8/0x100
[  585.462823][ T7842]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  585.462839][ T7842]  ? __d_alloc+0x37/0x6f0
[  585.462854][ T7842]  __d_alloc+0x37/0x6f0
[  585.462869][ T7842]  d_alloc+0x4b/0x190
[  585.462879][ T7842]  ? lookup_one_qstr_excl+0xc8/0x360
[  585.462898][ T7842]  lookup_one_qstr_excl+0xdc/0x360
[  585.462916][ T7842]  ? lookup_noperm_common+0x245/0x430
[  585.462936][ T7842]  start_dirop+0x5c/0x90
[  585.462955][ T7842]  simple_start_creating+0xc4/0x100
[  585.462973][ T7842]  ? __pfx_simple_start_creating+0x10/0x10
[  585.462999][ T7842]  debugfs_start_creating+0xea/0x1b0
[  585.463013][ T7842]  __debugfs_create_file+0x6f/0x400
[  585.463027][ T7842]  debugfs_create_file_unsafe+0x3a/0x50
[  585.463042][ T7842]  nbd_start_device+0x3b6/0xb10
[  585.463067][ T7842]  nbd_ioctl+0x56e/0xe10
[  585.463088][ T7842]  ? __pfx_nbd_ioctl+0x10/0x10
[  585.463112][ T7842]  ? __pfx_nbd_ioctl+0x10/0x10
[  585.463130][ T7842]  blkdev_ioctl+0x60e/0x710
[  585.463148][ T7842]  ? __pfx_blkdev_ioctl+0x10/0x10
[  585.463161][ T7842]  ? __fget_files+0x3a0/0x420
[  585.463178][ T7842]  ? __fget_files+0x2a/0x420
[  585.463197][ T7842]  ? bpf_lsm_file_ioctl+0x9/0x20
[  585.463213][ T7842]  ? __pfx_blkdev_ioctl+0x10/0x10
[  585.463228][ T7842]  __se_sys_ioctl+0xfc/0x170
[  585.463250][ T7842]  do_syscall_64+0xfa/0xfa0
[  585.463263][ T7842]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  585.463275][ T7842]  ? clear_bhb_loop+0x60/0xb0
[  585.463290][ T7842]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  585.463302][ T7842] RIP: 0033:0x7f8661b49569
[  585.463315][ T7842] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  585.463326][ T7842] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  585.463341][ T7842] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  585.463350][ T7842] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  585.463358][ T7842] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  585.463366][ T7842] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  585.463374][ T7842] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  585.463394][ T7842]  </TASK>
[  585.856847][ T7842] block nbd0: shutting down sockets
[  585.959124][ T7844] FAULT_INJECTION: forcing a failure.
[  585.959124][ T7844] name failslab, interval 1, probability 0, space 0, times 0
[  585.971823][ T7844] CPU: 0 UID: 0 PID: 7844 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  585.971842][ T7844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  585.971850][ T7844] Call Trace:
[  585.971856][ T7844]  <TASK>
[  585.971862][ T7844]  dump_stack_lvl+0x189/0x250
[  585.971885][ T7844]  ? __pfx____ratelimit+0x10/0x10
[  585.971905][ T7844]  ? __pfx_dump_stack_lvl+0x10/0x10
[  585.971924][ T7844]  ? __pfx__printk+0x10/0x10
[  585.971942][ T7844]  ? __pfx___might_resched+0x10/0x10
[  585.971963][ T7844]  should_fail_ex+0x414/0x560
[  585.971983][ T7844]  should_failslab+0xa8/0x100
[  585.972002][ T7844]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  585.972018][ T7844]  ? __d_alloc+0x37/0x6f0
[  585.972033][ T7844]  __d_alloc+0x37/0x6f0
[  585.972048][ T7844]  d_alloc+0x4b/0x190
[  585.972058][ T7844]  ? lookup_one_qstr_excl+0xc8/0x360
[  585.972077][ T7844]  lookup_one_qstr_excl+0xdc/0x360
[  585.972095][ T7844]  ? lookup_noperm_common+0x245/0x430
[  585.972115][ T7844]  start_dirop+0x5c/0x90
[  585.972134][ T7844]  simple_start_creating+0xc4/0x100
[  585.972153][ T7844]  ? __pfx_simple_start_creating+0x10/0x10
[  585.972178][ T7844]  debugfs_start_creating+0xea/0x1b0
[  585.972192][ T7844]  __debugfs_create_file+0x6f/0x400
[  585.972207][ T7844]  debugfs_create_file_unsafe+0x3a/0x50
[  585.972228][ T7844]  nbd_start_device+0x3b6/0xb10
[  585.972270][ T7844]  nbd_ioctl+0x56e/0xe10
[  585.972313][ T7844]  ? __pfx_nbd_ioctl+0x10/0x10
[  585.972343][ T7844]  ? __pfx_nbd_ioctl+0x10/0x10
[  585.972361][ T7844]  blkdev_ioctl+0x60e/0x710
[  585.972378][ T7844]  ? __pfx_blkdev_ioctl+0x10/0x10
[  585.972392][ T7844]  ? __fget_files+0x3a0/0x420
[  585.972408][ T7844]  ? __fget_files+0x2a/0x420
[  585.972428][ T7844]  ? bpf_lsm_file_ioctl+0x9/0x20
[  585.972444][ T7844]  ? __pfx_blkdev_ioctl+0x10/0x10
[  585.972459][ T7844]  __se_sys_ioctl+0xfc/0x170
[  585.972474][ T7844]  do_syscall_64+0xfa/0xfa0
[  585.972492][ T7844]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  585.972504][ T7844]  ? clear_bhb_loop+0x60/0xb0
[  585.972519][ T7844]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  585.972533][ T7844] RIP: 0033:0x7f8661b49569
[  585.972546][ T7844] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  585.972557][ T7844] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  585.972572][ T7844] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  585.972581][ T7844] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  585.972589][ T7844] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  585.972597][ T7844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  585.972605][ T7844] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  585.972626][ T7844]  </TASK>
[  586.365524][ T7844] block nbd0: shutting down sockets
[  586.469663][ T7846] FAULT_INJECTION: forcing a failure.
[  586.469663][ T7846] name failslab, interval 1, probability 0, space 0, times 0
[  586.482637][ T7846] CPU: 1 UID: 0 PID: 7846 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  586.482657][ T7846] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  586.482665][ T7846] Call Trace:
[  586.482673][ T7846]  <TASK>
[  586.482679][ T7846]  dump_stack_lvl+0x189/0x250
[  586.482702][ T7846]  ? __pfx____ratelimit+0x10/0x10
[  586.482721][ T7846]  ? __pfx_dump_stack_lvl+0x10/0x10
[  586.482740][ T7846]  ? __pfx__printk+0x10/0x10
[  586.482758][ T7846]  ? __pfx___might_resched+0x10/0x10
[  586.482778][ T7846]  should_fail_ex+0x414/0x560
[  586.482798][ T7846]  should_failslab+0xa8/0x100
[  586.482817][ T7846]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  586.482832][ T7846]  ? __d_alloc+0x37/0x6f0
[  586.482847][ T7846]  __d_alloc+0x37/0x6f0
[  586.482862][ T7846]  d_alloc+0x4b/0x190
[  586.482872][ T7846]  ? lookup_one_qstr_excl+0xc8/0x360
[  586.482892][ T7846]  lookup_one_qstr_excl+0xdc/0x360
[  586.482909][ T7846]  ? lookup_noperm_common+0x245/0x430
[  586.482930][ T7846]  start_dirop+0x5c/0x90
[  586.482948][ T7846]  simple_start_creating+0xc4/0x100
[  586.482968][ T7846]  ? __pfx_simple_start_creating+0x10/0x10
[  586.482993][ T7846]  debugfs_start_creating+0xea/0x1b0
[  586.483009][ T7846]  __debugfs_create_file+0x6f/0x400
[  586.483023][ T7846]  debugfs_create_file_unsafe+0x3a/0x50
[  586.483038][ T7846]  nbd_start_device+0x3b6/0xb10
[  586.483063][ T7846]  nbd_ioctl+0x56e/0xe10
[  586.483084][ T7846]  ? __pfx_nbd_ioctl+0x10/0x10
[  586.483109][ T7846]  ? __pfx_nbd_ioctl+0x10/0x10
[  586.483127][ T7846]  blkdev_ioctl+0x60e/0x710
[  586.483144][ T7846]  ? __pfx_blkdev_ioctl+0x10/0x10
[  586.483157][ T7846]  ? __fget_files+0x3a0/0x420
[  586.483174][ T7846]  ? __fget_files+0x2a/0x420
[  586.483193][ T7846]  ? bpf_lsm_file_ioctl+0x9/0x20
[  586.483209][ T7846]  ? __pfx_blkdev_ioctl+0x10/0x10
[  586.483224][ T7846]  __se_sys_ioctl+0xfc/0x170
[  586.483239][ T7846]  do_syscall_64+0xfa/0xfa0
[  586.483253][ T7846]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  586.483265][ T7846]  ? clear_bhb_loop+0x60/0xb0
[  586.483283][ T7846]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  586.483295][ T7846] RIP: 0033:0x7f8661b49569
[  586.483307][ T7846] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  586.483318][ T7846] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  586.483333][ T7846] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  586.483343][ T7846] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  586.483351][ T7846] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  586.483359][ T7846] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  586.483367][ T7846] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  586.483387][ T7846]  </TASK>
[  586.788295][ T7846] block nbd0: shutting down sockets
[  586.928030][ T7849] block nbd0: Device being setup by another task
[  587.101233][ T7848] block nbd0: shutting down sockets
[  587.228026][ T7852] block nbd0: Device being setup by another task
[  587.234673][ T7851] FAULT_INJECTION: forcing a failure.
[  587.234673][ T7851] name failslab, interval 1, probability 0, space 0, times 0
[  587.247342][ T7851] CPU: 0 UID: 0 PID: 7851 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  587.247371][ T7851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  587.247384][ T7851] Call Trace:
[  587.247395][ T7851]  <TASK>
[  587.247405][ T7851]  dump_stack_lvl+0x189/0x250
[  587.247439][ T7851]  ? __pfx____ratelimit+0x10/0x10
[  587.247470][ T7851]  ? __pfx_dump_stack_lvl+0x10/0x10
[  587.247500][ T7851]  ? __pfx__printk+0x10/0x10
[  587.247530][ T7851]  ? __pfx___might_resched+0x10/0x10
[  587.247563][ T7851]  should_fail_ex+0x414/0x560
[  587.247598][ T7851]  should_failslab+0xa8/0x100
[  587.247627][ T7851]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  587.247654][ T7851]  ? __d_alloc+0x37/0x6f0
[  587.247682][ T7851]  __d_alloc+0x37/0x6f0
[  587.247710][ T7851]  d_alloc+0x4b/0x190
[  587.247727][ T7851]  ? lookup_one_qstr_excl+0xc8/0x360
[  587.247761][ T7851]  lookup_one_qstr_excl+0xdc/0x360
[  587.247791][ T7851]  ? lookup_noperm_common+0x245/0x430
[  587.247826][ T7851]  start_dirop+0x5c/0x90
[  587.247857][ T7851]  simple_start_creating+0xc4/0x100
[  587.247888][ T7851]  ? __pfx_simple_start_creating+0x10/0x10
[  587.247939][ T7851]  debugfs_start_creating+0xea/0x1b0
[  587.247963][ T7851]  __debugfs_create_file+0x6f/0x400
[  587.247991][ T7851]  debugfs_create_file_unsafe+0x3a/0x50
[  587.248016][ T7851]  nbd_start_device+0x3b6/0xb10
[  587.248060][ T7851]  nbd_ioctl+0x56e/0xe10
[  587.248097][ T7851]  ? __pfx_nbd_ioctl+0x10/0x10
[  587.248140][ T7851]  ? __pfx_nbd_ioctl+0x10/0x10
[  587.248172][ T7851]  blkdev_ioctl+0x60e/0x710
[  587.248217][ T7851]  ? __pfx_blkdev_ioctl+0x10/0x10
[  587.248241][ T7851]  ? __fget_files+0x3a0/0x420
[  587.248270][ T7851]  ? __fget_files+0x2a/0x420
[  587.248304][ T7851]  ? bpf_lsm_file_ioctl+0x9/0x20
[  587.248331][ T7851]  ? __pfx_blkdev_ioctl+0x10/0x10
[  587.248356][ T7851]  __se_sys_ioctl+0xfc/0x170
[  587.248383][ T7851]  do_syscall_64+0xfa/0xfa0
[  587.248405][ T7851]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  587.248427][ T7851]  ? clear_bhb_loop+0x60/0xb0
[  587.248453][ T7851]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  587.248472][ T7851] RIP: 0033:0x7f8661b49569
[  587.248493][ T7851] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  587.248511][ T7851] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  587.248535][ T7851] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  587.248551][ T7851] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  587.248564][ T7851] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  587.248579][ T7851] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  587.248591][ T7851] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  587.248629][ T7851]  </TASK>
[  587.631032][ T7851] block nbd0: shutting down sockets
[  587.891300][ T7854] block nbd0: shutting down sockets
[  587.979038][ T7856] FAULT_INJECTION: forcing a failure.
[  587.979038][ T7856] name failslab, interval 1, probability 0, space 0, times 0
[  587.991970][ T7856] CPU: 1 UID: 0 PID: 7856 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  587.991989][ T7856] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  587.991997][ T7856] Call Trace:
[  587.992004][ T7856]  <TASK>
[  587.992010][ T7856]  dump_stack_lvl+0x189/0x250
[  587.992032][ T7856]  ? __pfx____ratelimit+0x10/0x10
[  587.992052][ T7856]  ? __pfx_dump_stack_lvl+0x10/0x10
[  587.992070][ T7856]  ? __pfx__printk+0x10/0x10
[  587.992088][ T7856]  ? __pfx___might_resched+0x10/0x10
[  587.992121][ T7856]  should_fail_ex+0x414/0x560
[  587.992154][ T7856]  should_failslab+0xa8/0x100
[  587.992186][ T7856]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  587.992204][ T7856]  ? __d_alloc+0x37/0x6f0
[  587.992222][ T7856]  __d_alloc+0x37/0x6f0
[  587.992237][ T7856]  d_alloc+0x4b/0x190
[  587.992246][ T7856]  ? lookup_one_qstr_excl+0xc8/0x360
[  587.992266][ T7856]  lookup_one_qstr_excl+0xdc/0x360
[  587.992284][ T7856]  ? lookup_noperm_common+0x245/0x430
[  587.992304][ T7856]  start_dirop+0x5c/0x90
[  587.992322][ T7856]  simple_start_creating+0xc4/0x100
[  587.992341][ T7856]  ? __pfx_simple_start_creating+0x10/0x10
[  587.992367][ T7856]  debugfs_start_creating+0xea/0x1b0
[  587.992381][ T7856]  __debugfs_create_file+0x6f/0x400
[  587.992396][ T7856]  debugfs_create_file_unsafe+0x3a/0x50
[  587.992410][ T7856]  nbd_start_device+0x3b6/0xb10
[  587.992435][ T7856]  nbd_ioctl+0x56e/0xe10
[  587.992456][ T7856]  ? __pfx_nbd_ioctl+0x10/0x10
[  587.992490][ T7856]  ? __pfx_nbd_ioctl+0x10/0x10
[  587.992508][ T7856]  blkdev_ioctl+0x60e/0x710
[  587.992526][ T7856]  ? __pfx_blkdev_ioctl+0x10/0x10
[  587.992539][ T7856]  ? __fget_files+0x3a0/0x420
[  587.992555][ T7856]  ? __fget_files+0x2a/0x420
[  587.992573][ T7856]  ? bpf_lsm_file_ioctl+0x9/0x20
[  587.992591][ T7856]  ? __pfx_blkdev_ioctl+0x10/0x10
[  587.992606][ T7856]  __se_sys_ioctl+0xfc/0x170
[  587.992621][ T7856]  do_syscall_64+0xfa/0xfa0
[  587.992634][ T7856]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  587.992646][ T7856]  ? clear_bhb_loop+0x60/0xb0
[  587.992660][ T7856]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  587.992672][ T7856] RIP: 0033:0x7f8661b49569
[  587.992685][ T7856] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  587.992695][ T7856] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  587.992710][ T7856] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  587.992719][ T7856] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  587.992727][ T7856] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  587.992735][ T7856] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  587.992743][ T7856] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  587.992764][ T7856]  </TASK>
[  588.298421][ T7856] block nbd0: shutting down sockets
[  588.398893][ T7858] FAULT_INJECTION: forcing a failure.
[  588.398893][ T7858] name failslab, interval 1, probability 0, space 0, times 0
[  588.411771][ T7858] CPU: 1 UID: 0 PID: 7858 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  588.411800][ T7858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  588.411813][ T7858] Call Trace:
[  588.411823][ T7858]  <TASK>
[  588.411833][ T7858]  dump_stack_lvl+0x189/0x250
[  588.411865][ T7858]  ? __pfx____ratelimit+0x10/0x10
[  588.411891][ T7858]  ? __pfx_dump_stack_lvl+0x10/0x10
[  588.411916][ T7858]  ? __pfx__printk+0x10/0x10
[  588.411940][ T7858]  ? __pfx___might_resched+0x10/0x10
[  588.411968][ T7858]  should_fail_ex+0x414/0x560
[  588.411995][ T7858]  should_failslab+0xa8/0x100
[  588.412020][ T7858]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  588.412040][ T7858]  ? __d_alloc+0x37/0x6f0
[  588.412060][ T7858]  __d_alloc+0x37/0x6f0
[  588.412081][ T7858]  d_alloc+0x4b/0x190
[  588.412094][ T7858]  ? lookup_one_qstr_excl+0xc8/0x360
[  588.412121][ T7858]  lookup_one_qstr_excl+0xdc/0x360
[  588.412145][ T7858]  ? lookup_noperm_common+0x245/0x430
[  588.412172][ T7858]  start_dirop+0x5c/0x90
[  588.412197][ T7858]  simple_start_creating+0xc4/0x100
[  588.412222][ T7858]  ? __pfx_simple_start_creating+0x10/0x10
[  588.412267][ T7858]  debugfs_start_creating+0xea/0x1b0
[  588.412285][ T7858]  __debugfs_create_file+0x6f/0x400
[  588.412305][ T7858]  debugfs_create_file_unsafe+0x3a/0x50
[  588.412324][ T7858]  nbd_start_device+0x3b6/0xb10
[  588.412359][ T7858]  nbd_ioctl+0x56e/0xe10
[  588.412388][ T7858]  ? __pfx_nbd_ioctl+0x10/0x10
[  588.412422][ T7858]  ? __pfx_nbd_ioctl+0x10/0x10
[  588.412447][ T7858]  blkdev_ioctl+0x60e/0x710
[  588.412470][ T7858]  ? __pfx_blkdev_ioctl+0x10/0x10
[  588.412493][ T7858]  ? __fget_files+0x3a0/0x420
[  588.412515][ T7858]  ? __fget_files+0x2a/0x420
[  588.412541][ T7858]  ? bpf_lsm_file_ioctl+0x9/0x20
[  588.412563][ T7858]  ? __pfx_blkdev_ioctl+0x10/0x10
[  588.412583][ T7858]  __se_sys_ioctl+0xfc/0x170
[  588.412604][ T7858]  do_syscall_64+0xfa/0xfa0
[  588.412622][ T7858]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  588.412638][ T7858]  ? clear_bhb_loop+0x60/0xb0
[  588.412658][ T7858]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  588.412674][ T7858] RIP: 0033:0x7f8661b49569
[  588.412689][ T7858] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  588.412704][ T7858] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  588.412723][ T7858] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  588.412742][ T7858] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  588.412752][ T7858] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  588.412763][ T7858] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  588.412774][ T7858] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  588.412802][ T7858]  </TASK>
[  588.767937][ T7858] block nbd0: shutting down sockets
[  588.898040][ T7861] block nbd0: Device being setup by another task
[  589.048568][ T7860] block nbd0: shutting down sockets
[  589.333304][ T7864] block nbd0: shutting down sockets
[  589.418865][ T7866] FAULT_INJECTION: forcing a failure.
[  589.418865][ T7866] name failslab, interval 1, probability 0, space 0, times 0
[  589.431608][ T7866] CPU: 1 UID: 0 PID: 7866 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  589.431626][ T7866] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  589.431634][ T7866] Call Trace:
[  589.431641][ T7866]  <TASK>
[  589.431646][ T7866]  dump_stack_lvl+0x189/0x250
[  589.431670][ T7866]  ? __pfx____ratelimit+0x10/0x10
[  589.431689][ T7866]  ? __pfx_dump_stack_lvl+0x10/0x10
[  589.431708][ T7866]  ? __pfx__printk+0x10/0x10
[  589.431726][ T7866]  ? __pfx___might_resched+0x10/0x10
[  589.431746][ T7866]  should_fail_ex+0x414/0x560
[  589.431767][ T7866]  should_failslab+0xa8/0x100
[  589.431785][ T7866]  kmem_cache_alloc_noprof+0x88/0x700
[  589.431800][ T7866]  ? security_inode_alloc+0x39/0x330
[  589.431816][ T7866]  security_inode_alloc+0x39/0x330
[  589.431831][ T7866]  inode_init_always_gfp+0x9ed/0xdc0
[  589.431852][ T7866]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  589.431864][ T7866]  alloc_inode+0x82/0x1b0
[  589.431882][ T7866]  new_inode+0x22/0x170
[  589.431902][ T7866]  __debugfs_create_file+0xb8/0x400
[  589.431916][ T7866]  debugfs_create_file_unsafe+0x3a/0x50
[  589.431931][ T7866]  nbd_start_device+0x39e/0xb10
[  589.431956][ T7866]  nbd_ioctl+0x56e/0xe10
[  589.431978][ T7866]  ? __pfx_nbd_ioctl+0x10/0x10
[  589.432003][ T7866]  ? __pfx_nbd_ioctl+0x10/0x10
[  589.432021][ T7866]  blkdev_ioctl+0x60e/0x710
[  589.432039][ T7866]  ? __pfx_blkdev_ioctl+0x10/0x10
[  589.432052][ T7866]  ? __fget_files+0x3a0/0x420
[  589.432068][ T7866]  ? __fget_files+0x2a/0x420
[  589.432087][ T7866]  ? bpf_lsm_file_ioctl+0x9/0x20
[  589.432104][ T7866]  ? __pfx_blkdev_ioctl+0x10/0x10
[  589.432119][ T7866]  __se_sys_ioctl+0xfc/0x170
[  589.432134][ T7866]  do_syscall_64+0xfa/0xfa0
[  589.432147][ T7866]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  589.432159][ T7866]  ? clear_bhb_loop+0x60/0xb0
[  589.432174][ T7866]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  589.432186][ T7866] RIP: 0033:0x7f8661b49569
[  589.432199][ T7866] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  589.432210][ T7866] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  589.432226][ T7866] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  589.432238][ T7866] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  589.432246][ T7866] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  589.432254][ T7866] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  589.432262][ T7866] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  589.432282][ T7866]  </TASK>
[  589.432303][ T7866] debugfs: out of free dentries, can not create file 'size_bytes'
[  589.728340][ T7866] block nbd0: shutting down sockets
[  589.858924][ T7868] FAULT_INJECTION: forcing a failure.
[  589.858924][ T7868] name failslab, interval 1, probability 0, space 0, times 0
[  589.871830][ T7868] CPU: 0 UID: 0 PID: 7868 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  589.871858][ T7868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  589.871872][ T7868] Call Trace:
[  589.871882][ T7868]  <TASK>
[  589.871892][ T7868]  dump_stack_lvl+0x189/0x250
[  589.871920][ T7868]  ? __pfx____ratelimit+0x10/0x10
[  589.871939][ T7868]  ? __pfx_dump_stack_lvl+0x10/0x10
[  589.871958][ T7868]  ? __pfx__printk+0x10/0x10
[  589.871975][ T7868]  ? __pfx___might_resched+0x10/0x10
[  589.871996][ T7868]  should_fail_ex+0x414/0x560
[  589.872016][ T7868]  should_failslab+0xa8/0x100
[  589.872034][ T7868]  kmem_cache_alloc_noprof+0x88/0x700
[  589.872050][ T7868]  ? security_inode_alloc+0x39/0x330
[  589.872067][ T7868]  security_inode_alloc+0x39/0x330
[  589.872081][ T7868]  inode_init_always_gfp+0x9ed/0xdc0
[  589.872103][ T7868]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  589.872115][ T7868]  alloc_inode+0x82/0x1b0
[  589.872132][ T7868]  new_inode+0x22/0x170
[  589.872151][ T7868]  __debugfs_create_file+0xb8/0x400
[  589.872166][ T7868]  debugfs_create_file_unsafe+0x3a/0x50
[  589.872180][ T7868]  nbd_start_device+0x39e/0xb10
[  589.872205][ T7868]  nbd_ioctl+0x56e/0xe10
[  589.872234][ T7868]  ? __pfx_nbd_ioctl+0x10/0x10
[  589.872259][ T7868]  ? __pfx_nbd_ioctl+0x10/0x10
[  589.872277][ T7868]  blkdev_ioctl+0x60e/0x710
[  589.872294][ T7868]  ? __pfx_blkdev_ioctl+0x10/0x10
[  589.872307][ T7868]  ? __fget_files+0x3a0/0x420
[  589.872323][ T7868]  ? __fget_files+0x2a/0x420
[  589.872342][ T7868]  ? bpf_lsm_file_ioctl+0x9/0x20
[  589.872359][ T7868]  ? __pfx_blkdev_ioctl+0x10/0x10
[  589.872375][ T7868]  __se_sys_ioctl+0xfc/0x170
[  589.872401][ T7868]  do_syscall_64+0xfa/0xfa0
[  589.872423][ T7868]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  589.872442][ T7868]  ? clear_bhb_loop+0x60/0xb0
[  589.872468][ T7868]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  589.872493][ T7868] RIP: 0033:0x7f8661b49569
[  589.872507][ T7868] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  589.872518][ T7868] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  589.872533][ T7868] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  589.872542][ T7868] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  589.872550][ T7868] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  589.872558][ T7868] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  589.872566][ T7868] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  589.872587][ T7868]  </TASK>
[  589.872607][ T7868] debugfs: out of free dentries, can not create file 'size_bytes'
[  590.208315][ T7868] block nbd0: shutting down sockets
[  590.308894][ T7870] FAULT_INJECTION: forcing a failure.
[  590.308894][ T7870] name failslab, interval 1, probability 0, space 0, times 0
[  590.321574][ T7870] CPU: 1 UID: 0 PID: 7870 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  590.321601][ T7870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  590.321613][ T7870] Call Trace:
[  590.321622][ T7870]  <TASK>
[  590.321631][ T7870]  dump_stack_lvl+0x189/0x250
[  590.321666][ T7870]  ? __pfx____ratelimit+0x10/0x10
[  590.321698][ T7870]  ? __pfx_dump_stack_lvl+0x10/0x10
[  590.321727][ T7870]  ? __pfx__printk+0x10/0x10
[  590.321759][ T7870]  ? __pfx___might_resched+0x10/0x10
[  590.321793][ T7870]  should_fail_ex+0x414/0x560
[  590.321823][ T7870]  should_failslab+0xa8/0x100
[  590.321842][ T7870]  kmem_cache_alloc_noprof+0x88/0x700
[  590.321857][ T7870]  ? security_inode_alloc+0x39/0x330
[  590.321874][ T7870]  security_inode_alloc+0x39/0x330
[  590.321888][ T7870]  inode_init_always_gfp+0x9ed/0xdc0
[  590.321909][ T7870]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  590.321922][ T7870]  alloc_inode+0x82/0x1b0
[  590.321939][ T7870]  new_inode+0x22/0x170
[  590.321959][ T7870]  __debugfs_create_file+0xb8/0x400
[  590.321973][ T7870]  debugfs_create_file_unsafe+0x3a/0x50
[  590.321988][ T7870]  nbd_start_device+0x39e/0xb10
[  590.322018][ T7870]  nbd_ioctl+0x56e/0xe10
[  590.322040][ T7870]  ? __pfx_nbd_ioctl+0x10/0x10
[  590.322065][ T7870]  ? __pfx_nbd_ioctl+0x10/0x10
[  590.322083][ T7870]  blkdev_ioctl+0x60e/0x710
[  590.322101][ T7870]  ? __pfx_blkdev_ioctl+0x10/0x10
[  590.322115][ T7870]  ? __fget_files+0x3a0/0x420
[  590.322131][ T7870]  ? __fget_files+0x2a/0x420
[  590.322150][ T7870]  ? bpf_lsm_file_ioctl+0x9/0x20
[  590.322166][ T7870]  ? __pfx_blkdev_ioctl+0x10/0x10
[  590.322180][ T7870]  __se_sys_ioctl+0xfc/0x170
[  590.322196][ T7870]  do_syscall_64+0xfa/0xfa0
[  590.322209][ T7870]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  590.322228][ T7870]  ? clear_bhb_loop+0x60/0xb0
[  590.322243][ T7870]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  590.322255][ T7870] RIP: 0033:0x7f8661b49569
[  590.322268][ T7870] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  590.322279][ T7870] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  590.322293][ T7870] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  590.322303][ T7870] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  590.322310][ T7870] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  590.322319][ T7870] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  590.322327][ T7870] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  590.322347][ T7870]  </TASK>
[  590.322366][ T7870] debugfs: out of free dentries, can not create file 'size_bytes'
[  590.628412][ T7870] block nbd0: shutting down sockets
[  590.738918][ T7872] FAULT_INJECTION: forcing a failure.
[  590.738918][ T7872] name failslab, interval 1, probability 0, space 0, times 0
[  590.751565][ T7872] CPU: 1 UID: 0 PID: 7872 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  590.751584][ T7872] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  590.751592][ T7872] Call Trace:
[  590.751598][ T7872]  <TASK>
[  590.751605][ T7872]  dump_stack_lvl+0x189/0x250
[  590.751627][ T7872]  ? __pfx____ratelimit+0x10/0x10
[  590.751647][ T7872]  ? __pfx_dump_stack_lvl+0x10/0x10
[  590.751665][ T7872]  ? __pfx__printk+0x10/0x10
[  590.751683][ T7872]  ? __pfx___might_resched+0x10/0x10
[  590.751704][ T7872]  should_fail_ex+0x414/0x560
[  590.751724][ T7872]  should_failslab+0xa8/0x100
[  590.751742][ T7872]  kmem_cache_alloc_noprof+0x88/0x700
[  590.751757][ T7872]  ? security_inode_alloc+0x39/0x330
[  590.751774][ T7872]  security_inode_alloc+0x39/0x330
[  590.751788][ T7872]  inode_init_always_gfp+0x9ed/0xdc0
[  590.751809][ T7872]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  590.751822][ T7872]  alloc_inode+0x82/0x1b0
[  590.751839][ T7872]  new_inode+0x22/0x170
[  590.751859][ T7872]  __debugfs_create_file+0xb8/0x400
[  590.751880][ T7872]  debugfs_create_file_unsafe+0x3a/0x50
[  590.751905][ T7872]  nbd_start_device+0x39e/0xb10
[  590.751947][ T7872]  nbd_ioctl+0x56e/0xe10
[  590.751972][ T7872]  ? __pfx_nbd_ioctl+0x10/0x10
[  590.751997][ T7872]  ? __pfx_nbd_ioctl+0x10/0x10
[  590.752015][ T7872]  blkdev_ioctl+0x60e/0x710
[  590.752033][ T7872]  ? __pfx_blkdev_ioctl+0x10/0x10
[  590.752046][ T7872]  ? __fget_files+0x3a0/0x420
[  590.752062][ T7872]  ? __fget_files+0x2a/0x420
[  590.752081][ T7872]  ? bpf_lsm_file_ioctl+0x9/0x20
[  590.752097][ T7872]  ? __pfx_blkdev_ioctl+0x10/0x10
[  590.752112][ T7872]  __se_sys_ioctl+0xfc/0x170
[  590.752127][ T7872]  do_syscall_64+0xfa/0xfa0
[  590.752140][ T7872]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  590.752152][ T7872]  ? clear_bhb_loop+0x60/0xb0
[  590.752167][ T7872]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  590.752178][ T7872] RIP: 0033:0x7f8661b49569
[  590.752191][ T7872] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  590.752201][ T7872] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  590.752219][ T7872] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  590.752228][ T7872] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  590.752236][ T7872] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  590.752244][ T7872] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  590.752252][ T7872] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  590.752272][ T7872]  </TASK>
[  590.752293][ T7872] debugfs: out of free dentries, can not create file 'size_bytes'
[  591.049164][ T7872] block nbd0: shutting down sockets
[  591.188477][ T7875] FAULT_INJECTION: forcing a failure.
[  591.188477][ T7875] name failslab, interval 1, probability 0, space 0, times 0
[  591.201328][ T7875] CPU: 1 UID: 0 PID: 7875 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  591.201355][ T7875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  591.201363][ T7875] Call Trace:
[  591.201368][ T7875]  <TASK>
[  591.201376][ T7875]  dump_stack_lvl+0x189/0x250
[  591.201400][ T7875]  ? __pfx____ratelimit+0x10/0x10
[  591.201420][ T7875]  ? __pfx_dump_stack_lvl+0x10/0x10
[  591.201439][ T7875]  ? __pfx__printk+0x10/0x10
[  591.201456][ T7875]  ? __pfx___might_resched+0x10/0x10
[  591.201477][ T7875]  should_fail_ex+0x414/0x560
[  591.201497][ T7875]  should_failslab+0xa8/0x100
[  591.201516][ T7875]  kmem_cache_alloc_noprof+0x88/0x700
[  591.201531][ T7875]  ? security_inode_alloc+0x39/0x330
[  591.201547][ T7875]  security_inode_alloc+0x39/0x330
[  591.201562][ T7875]  inode_init_always_gfp+0x9ed/0xdc0
[  591.201583][ T7875]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  591.201596][ T7875]  alloc_inode+0x82/0x1b0
[  591.201612][ T7875]  new_inode+0x22/0x170
[  591.201632][ T7875]  __debugfs_create_file+0xb8/0x400
[  591.201647][ T7875]  debugfs_create_file_unsafe+0x3a/0x50
[  591.201661][ T7875]  nbd_start_device+0x39e/0xb10
[  591.201686][ T7875]  nbd_ioctl+0x56e/0xe10
[  591.201707][ T7875]  ? __pfx_nbd_ioctl+0x10/0x10
[  591.201733][ T7875]  ? __pfx_nbd_ioctl+0x10/0x10
[  591.201751][ T7875]  blkdev_ioctl+0x60e/0x710
[  591.201769][ T7875]  ? __pfx_blkdev_ioctl+0x10/0x10
[  591.201782][ T7875]  ? __fget_files+0x3a0/0x420
[  591.201798][ T7875]  ? __fget_files+0x2a/0x420
[  591.201818][ T7875]  ? bpf_lsm_file_ioctl+0x9/0x20
[  591.201834][ T7875]  ? __pfx_blkdev_ioctl+0x10/0x10
[  591.201849][ T7875]  __se_sys_ioctl+0xfc/0x170
[  591.201865][ T7875]  do_syscall_64+0xfa/0xfa0
[  591.201878][ T7875]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  591.201890][ T7875]  ? clear_bhb_loop+0x60/0xb0
[  591.201905][ T7875]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  591.201917][ T7875] RIP: 0033:0x7f8661b49569
[  591.201930][ T7875] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  591.201940][ T7875] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  591.201955][ T7875] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  591.201964][ T7875] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  591.201972][ T7875] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  591.201980][ T7875] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  591.201988][ T7875] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  591.202008][ T7875]  </TASK>
[  591.202027][ T7875] debugfs: out of free dentries, can not create file 'size_bytes'
[  591.528600][ T7875] block nbd0: shutting down sockets
[  591.628145][ T7878] block nbd0: Device being setup by another task
[  591.800256][ T7877] block nbd0: shutting down sockets
[  592.053159][ T7880] block nbd0: shutting down sockets
[  592.169193][ T7882] FAULT_INJECTION: forcing a failure.
[  592.169193][ T7882] name failslab, interval 1, probability 0, space 0, times 0
[  592.181920][ T7882] CPU: 1 UID: 0 PID: 7882 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  592.181948][ T7882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  592.181959][ T7882] Call Trace:
[  592.181967][ T7882]  <TASK>
[  592.181975][ T7882]  dump_stack_lvl+0x189/0x250
[  592.182005][ T7882]  ? __pfx____ratelimit+0x10/0x10
[  592.182030][ T7882]  ? __pfx_dump_stack_lvl+0x10/0x10
[  592.182055][ T7882]  ? __pfx__printk+0x10/0x10
[  592.182079][ T7882]  ? __pfx___might_resched+0x10/0x10
[  592.182107][ T7882]  should_fail_ex+0x414/0x560
[  592.182146][ T7882]  should_failslab+0xa8/0x100
[  592.182171][ T7882]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  592.182191][ T7882]  ? __d_alloc+0x37/0x6f0
[  592.182212][ T7882]  __d_alloc+0x37/0x6f0
[  592.182233][ T7882]  d_alloc+0x4b/0x190
[  592.182246][ T7882]  ? lookup_one_qstr_excl+0xc8/0x360
[  592.182273][ T7882]  lookup_one_qstr_excl+0xdc/0x360
[  592.182296][ T7882]  ? lookup_noperm_common+0x245/0x430
[  592.182324][ T7882]  start_dirop+0x5c/0x90
[  592.182349][ T7882]  simple_start_creating+0xc4/0x100
[  592.182375][ T7882]  ? __pfx_simple_start_creating+0x10/0x10
[  592.182411][ T7882]  debugfs_start_creating+0xea/0x1b0
[  592.182429][ T7882]  __debugfs_create_file+0x6f/0x400
[  592.182449][ T7882]  debugfs_create_file_unsafe+0x3a/0x50
[  592.182469][ T7882]  nbd_start_device+0x3b6/0xb10
[  592.182508][ T7882]  nbd_ioctl+0x56e/0xe10
[  592.182538][ T7882]  ? __pfx_nbd_ioctl+0x10/0x10
[  592.182572][ T7882]  ? __pfx_nbd_ioctl+0x10/0x10
[  592.182597][ T7882]  blkdev_ioctl+0x60e/0x710
[  592.182620][ T7882]  ? __pfx_blkdev_ioctl+0x10/0x10
[  592.182638][ T7882]  ? __fget_files+0x3a0/0x420
[  592.182660][ T7882]  ? __fget_files+0x2a/0x420
[  592.182686][ T7882]  ? bpf_lsm_file_ioctl+0x9/0x20
[  592.182708][ T7882]  ? __pfx_blkdev_ioctl+0x10/0x10
[  592.182728][ T7882]  __se_sys_ioctl+0xfc/0x170
[  592.182749][ T7882]  do_syscall_64+0xfa/0xfa0
[  592.182766][ T7882]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  592.182782][ T7882]  ? clear_bhb_loop+0x60/0xb0
[  592.182802][ T7882]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  592.182818][ T7882] RIP: 0033:0x7f8661b49569
[  592.182834][ T7882] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  592.182848][ T7882] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  592.182867][ T7882] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  592.182879][ T7882] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  592.182889][ T7882] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  592.182900][ T7882] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  592.182912][ T7882] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  592.182945][ T7882]  </TASK>
[  592.488278][ T7882] block nbd0: shutting down sockets
[  592.598424][ T7885] FAULT_INJECTION: forcing a failure.
[  592.598424][ T7885] name failslab, interval 1, probability 0, space 0, times 0
[  592.611197][ T7885] CPU: 0 UID: 0 PID: 7885 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  592.611226][ T7885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  592.611239][ T7885] Call Trace:
[  592.611249][ T7885]  <TASK>
[  592.611255][ T7885]  dump_stack_lvl+0x189/0x250
[  592.611278][ T7885]  ? __pfx____ratelimit+0x10/0x10
[  592.611297][ T7885]  ? __pfx_dump_stack_lvl+0x10/0x10
[  592.611315][ T7885]  ? __pfx__printk+0x10/0x10
[  592.611334][ T7885]  ? __pfx___might_resched+0x10/0x10
[  592.611359][ T7885]  should_fail_ex+0x414/0x560
[  592.611378][ T7885]  should_failslab+0xa8/0x100
[  592.611398][ T7885]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  592.611413][ T7885]  ? __d_alloc+0x37/0x6f0
[  592.611428][ T7885]  __d_alloc+0x37/0x6f0
[  592.611444][ T7885]  d_alloc+0x4b/0x190
[  592.611453][ T7885]  ? lookup_one_qstr_excl+0xc8/0x360
[  592.611473][ T7885]  lookup_one_qstr_excl+0xdc/0x360
[  592.611491][ T7885]  ? lookup_noperm_common+0x245/0x430
[  592.611511][ T7885]  start_dirop+0x5c/0x90
[  592.611529][ T7885]  simple_start_creating+0xc4/0x100
[  592.611549][ T7885]  ? __pfx_simple_start_creating+0x10/0x10
[  592.611580][ T7885]  debugfs_start_creating+0xea/0x1b0
[  592.611594][ T7885]  __debugfs_create_file+0x6f/0x400
[  592.611608][ T7885]  debugfs_create_file_unsafe+0x3a/0x50
[  592.611622][ T7885]  nbd_start_device+0x3b6/0xb10
[  592.611648][ T7885]  nbd_ioctl+0x56e/0xe10
[  592.611670][ T7885]  ? __pfx_nbd_ioctl+0x10/0x10
[  592.611695][ T7885]  ? __pfx_nbd_ioctl+0x10/0x10
[  592.611713][ T7885]  blkdev_ioctl+0x60e/0x710
[  592.611731][ T7885]  ? __pfx_blkdev_ioctl+0x10/0x10
[  592.611744][ T7885]  ? __fget_files+0x3a0/0x420
[  592.611761][ T7885]  ? __fget_files+0x2a/0x420
[  592.611780][ T7885]  ? bpf_lsm_file_ioctl+0x9/0x20
[  592.611796][ T7885]  ? __pfx_blkdev_ioctl+0x10/0x10
[  592.611811][ T7885]  __se_sys_ioctl+0xfc/0x170
[  592.611826][ T7885]  do_syscall_64+0xfa/0xfa0
[  592.611840][ T7885]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  592.611852][ T7885]  ? clear_bhb_loop+0x60/0xb0
[  592.611867][ T7885]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  592.611879][ T7885] RIP: 0033:0x7f8661b49569
[  592.611892][ T7885] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  592.611903][ T7885] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  592.611918][ T7885] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  592.611928][ T7885] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  592.611935][ T7885] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  592.611944][ T7885] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  592.611952][ T7885] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  592.611972][ T7885]  </TASK>
[  593.013136][ T7885] block nbd0: shutting down sockets
[  593.128039][ T7888] block nbd0: Device being setup by another task
[  593.298796][ T7887] block nbd0: shutting down sockets
[  593.598426][ T7891] block nbd0: shutting down sockets
[  593.639601][ T7893] block nbd0: Device being setup by another task
[  593.678089][ T7893] block nbd0: Device being setup by another task
[  593.779671][ T7895] FAULT_INJECTION: forcing a failure.
[  593.779671][ T7895] name failslab, interval 1, probability 0, space 0, times 0
[  593.792504][ T7895] CPU: 0 UID: 0 PID: 7895 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  593.792524][ T7895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  593.792532][ T7895] Call Trace:
[  593.792541][ T7895]  <TASK>
[  593.792547][ T7895]  dump_stack_lvl+0x189/0x250
[  593.792571][ T7895]  ? __pfx____ratelimit+0x10/0x10
[  593.792590][ T7895]  ? __pfx_dump_stack_lvl+0x10/0x10
[  593.792609][ T7895]  ? __pfx__printk+0x10/0x10
[  593.792626][ T7895]  ? __pfx___might_resched+0x10/0x10
[  593.792655][ T7895]  should_fail_ex+0x414/0x560
[  593.792682][ T7895]  should_failslab+0xa8/0x100
[  593.792701][ T7895]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  593.792717][ T7895]  ? __d_alloc+0x37/0x6f0
[  593.792731][ T7895]  __d_alloc+0x37/0x6f0
[  593.792747][ T7895]  d_alloc+0x4b/0x190
[  593.792756][ T7895]  ? lookup_one_qstr_excl+0xc8/0x360
[  593.792776][ T7895]  lookup_one_qstr_excl+0xdc/0x360
[  593.792794][ T7895]  ? lookup_noperm_common+0x245/0x430
[  593.792814][ T7895]  start_dirop+0x5c/0x90
[  593.792833][ T7895]  simple_start_creating+0xc4/0x100
[  593.792852][ T7895]  ? __pfx_simple_start_creating+0x10/0x10
[  593.792877][ T7895]  debugfs_start_creating+0xea/0x1b0
[  593.792891][ T7895]  __debugfs_create_file+0x6f/0x400
[  593.792910][ T7895]  debugfs_create_file_unsafe+0x3a/0x50
[  593.792924][ T7895]  nbd_start_device+0x3b6/0xb10
[  593.792950][ T7895]  nbd_ioctl+0x56e/0xe10
[  593.792971][ T7895]  ? __pfx_nbd_ioctl+0x10/0x10
[  593.792996][ T7895]  ? __pfx_nbd_ioctl+0x10/0x10
[  593.793022][ T7895]  blkdev_ioctl+0x60e/0x710
[  593.793053][ T7895]  ? __pfx_blkdev_ioctl+0x10/0x10
[  593.793075][ T7895]  ? __fget_files+0x3a0/0x420
[  593.793158][ T7895]  ? __fget_files+0x2a/0x420
[  593.793178][ T7895]  ? bpf_lsm_file_ioctl+0x9/0x20
[  593.793195][ T7895]  ? __pfx_blkdev_ioctl+0x10/0x10
[  593.793210][ T7895]  __se_sys_ioctl+0xfc/0x170
[  593.793226][ T7895]  do_syscall_64+0xfa/0xfa0
[  593.793239][ T7895]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  593.793252][ T7895]  ? clear_bhb_loop+0x60/0xb0
[  593.793266][ T7895]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  593.793278][ T7895] RIP: 0033:0x7f8661b49569
[  593.793291][ T7895] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  593.793302][ T7895] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  593.793317][ T7895] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  593.793326][ T7895] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  593.793337][ T7895] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  593.793348][ T7895] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  593.793358][ T7895] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  593.793378][ T7895]  </TASK>
[  594.098386][ T7895] block nbd0: shutting down sockets
[  594.198919][ T7897] FAULT_INJECTION: forcing a failure.
[  594.198919][ T7897] name failslab, interval 1, probability 0, space 0, times 0
[  594.211662][ T7897] CPU: 1 UID: 0 PID: 7897 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  594.211682][ T7897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  594.211690][ T7897] Call Trace:
[  594.211697][ T7897]  <TASK>
[  594.211702][ T7897]  dump_stack_lvl+0x189/0x250
[  594.211725][ T7897]  ? __pfx____ratelimit+0x10/0x10
[  594.211744][ T7897]  ? __pfx_dump_stack_lvl+0x10/0x10
[  594.211762][ T7897]  ? __pfx__printk+0x10/0x10
[  594.211781][ T7897]  ? __pfx___might_resched+0x10/0x10
[  594.211802][ T7897]  should_fail_ex+0x414/0x560
[  594.211822][ T7897]  should_failslab+0xa8/0x100
[  594.211840][ T7897]  kmem_cache_alloc_noprof+0x88/0x700
[  594.211855][ T7897]  ? security_inode_alloc+0x39/0x330
[  594.211872][ T7897]  security_inode_alloc+0x39/0x330
[  594.211886][ T7897]  inode_init_always_gfp+0x9ed/0xdc0
[  594.211907][ T7897]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  594.211920][ T7897]  alloc_inode+0x82/0x1b0
[  594.211937][ T7897]  new_inode+0x22/0x170
[  594.211956][ T7897]  __debugfs_create_file+0xb8/0x400
[  594.211978][ T7897]  debugfs_create_file_unsafe+0x3a/0x50
[  594.212003][ T7897]  nbd_start_device+0x39e/0xb10
[  594.212046][ T7897]  nbd_ioctl+0x56e/0xe10
[  594.212072][ T7897]  ? __pfx_nbd_ioctl+0x10/0x10
[  594.212097][ T7897]  ? __pfx_nbd_ioctl+0x10/0x10
[  594.212115][ T7897]  blkdev_ioctl+0x60e/0x710
[  594.212133][ T7897]  ? __pfx_blkdev_ioctl+0x10/0x10
[  594.212146][ T7897]  ? __fget_files+0x3a0/0x420
[  594.212162][ T7897]  ? __fget_files+0x2a/0x420
[  594.212188][ T7897]  ? bpf_lsm_file_ioctl+0x9/0x20
[  594.212205][ T7897]  ? __pfx_blkdev_ioctl+0x10/0x10
[  594.212220][ T7897]  __se_sys_ioctl+0xfc/0x170
[  594.212235][ T7897]  do_syscall_64+0xfa/0xfa0
[  594.212249][ T7897]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  594.212261][ T7897]  ? clear_bhb_loop+0x60/0xb0
[  594.212276][ T7897]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  594.212288][ T7897] RIP: 0033:0x7f8661b49569
[  594.212300][ T7897] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  594.212311][ T7897] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  594.212326][ T7897] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  594.212335][ T7897] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  594.212343][ T7897] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  594.212351][ T7897] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  594.212359][ T7897] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  594.212379][ T7897]  </TASK>
[  594.212399][ T7897] debugfs: out of free dentries, can not create file 'size_bytes'
[  594.528646][ T7897] block nbd0: shutting down sockets
[  594.678739][ T7900] FAULT_INJECTION: forcing a failure.
[  594.678739][ T7900] name failslab, interval 1, probability 0, space 0, times 0
[  594.691585][ T7900] CPU: 0 UID: 0 PID: 7900 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  594.691615][ T7900] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  594.691628][ T7900] Call Trace:
[  594.691640][ T7900]  <TASK>
[  594.691651][ T7900]  dump_stack_lvl+0x189/0x250
[  594.691680][ T7900]  ? __pfx____ratelimit+0x10/0x10
[  594.691700][ T7900]  ? __pfx_dump_stack_lvl+0x10/0x10
[  594.691718][ T7900]  ? __pfx__printk+0x10/0x10
[  594.691736][ T7900]  ? __pfx___might_resched+0x10/0x10
[  594.691763][ T7900]  should_fail_ex+0x414/0x560
[  594.691784][ T7900]  should_failslab+0xa8/0x100
[  594.691803][ T7900]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  594.691819][ T7900]  ? __d_alloc+0x37/0x6f0
[  594.691834][ T7900]  __d_alloc+0x37/0x6f0
[  594.691849][ T7900]  d_alloc+0x4b/0x190
[  594.691859][ T7900]  ? lookup_one_qstr_excl+0xc8/0x360
[  594.691879][ T7900]  lookup_one_qstr_excl+0xdc/0x360
[  594.691903][ T7900]  ? lookup_noperm_common+0x245/0x430
[  594.691923][ T7900]  start_dirop+0x5c/0x90
[  594.691942][ T7900]  simple_start_creating+0xc4/0x100
[  594.691966][ T7900]  ? __pfx_simple_start_creating+0x10/0x10
[  594.691992][ T7900]  debugfs_start_creating+0xea/0x1b0
[  594.692006][ T7900]  __debugfs_create_file+0x6f/0x400
[  594.692036][ T7900]  debugfs_create_file_unsafe+0x3a/0x50
[  594.692050][ T7900]  nbd_start_device+0x3b6/0xb10
[  594.692078][ T7900]  nbd_ioctl+0x56e/0xe10
[  594.692099][ T7900]  ? __pfx_nbd_ioctl+0x10/0x10
[  594.692125][ T7900]  ? __pfx_nbd_ioctl+0x10/0x10
[  594.692143][ T7900]  blkdev_ioctl+0x60e/0x710
[  594.692161][ T7900]  ? __pfx_blkdev_ioctl+0x10/0x10
[  594.692174][ T7900]  ? __fget_files+0x3a0/0x420
[  594.692191][ T7900]  ? __fget_files+0x2a/0x420
[  594.692210][ T7900]  ? bpf_lsm_file_ioctl+0x9/0x20
[  594.692226][ T7900]  ? __pfx_blkdev_ioctl+0x10/0x10
[  594.692241][ T7900]  __se_sys_ioctl+0xfc/0x170
[  594.692257][ T7900]  do_syscall_64+0xfa/0xfa0
[  594.692270][ T7900]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  594.692282][ T7900]  ? clear_bhb_loop+0x60/0xb0
[  594.692297][ T7900]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  594.692310][ T7900] RIP: 0033:0x7f8661b49569
[  594.692330][ T7900] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  594.692341][ T7900] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  594.692356][ T7900] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  594.692366][ T7900] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  594.692374][ T7900] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  594.692382][ T7900] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  594.692390][ T7900] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  594.692410][ T7900]  </TASK>
[  595.086350][ T7900] block nbd0: shutting down sockets
[  595.209805][ T7902] FAULT_INJECTION: forcing a failure.
[  595.209805][ T7902] name failslab, interval 1, probability 0, space 0, times 0
[  595.222823][ T7902] CPU: 1 UID: 0 PID: 7902 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  595.222850][ T7902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  595.222862][ T7902] Call Trace:
[  595.222872][ T7902]  <TASK>
[  595.222880][ T7902]  dump_stack_lvl+0x189/0x250
[  595.222904][ T7902]  ? __pfx____ratelimit+0x10/0x10
[  595.222923][ T7902]  ? __pfx_dump_stack_lvl+0x10/0x10
[  595.222942][ T7902]  ? __pfx__printk+0x10/0x10
[  595.222959][ T7902]  ? __pfx___might_resched+0x10/0x10
[  595.222979][ T7902]  should_fail_ex+0x414/0x560
[  595.222999][ T7902]  should_failslab+0xa8/0x100
[  595.223018][ T7902]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  595.223033][ T7902]  ? __d_alloc+0x37/0x6f0
[  595.223048][ T7902]  __d_alloc+0x37/0x6f0
[  595.223063][ T7902]  d_alloc+0x4b/0x190
[  595.223073][ T7902]  ? lookup_one_qstr_excl+0xc8/0x360
[  595.223093][ T7902]  lookup_one_qstr_excl+0xdc/0x360
[  595.223110][ T7902]  ? lookup_noperm_common+0x245/0x430
[  595.223131][ T7902]  start_dirop+0x5c/0x90
[  595.223149][ T7902]  simple_start_creating+0xc4/0x100
[  595.223175][ T7902]  ? __pfx_simple_start_creating+0x10/0x10
[  595.223207][ T7902]  debugfs_start_creating+0xea/0x1b0
[  595.223221][ T7902]  __debugfs_create_file+0x6f/0x400
[  595.223236][ T7902]  debugfs_create_file_unsafe+0x3a/0x50
[  595.223250][ T7902]  nbd_start_device+0x3b6/0xb10
[  595.223276][ T7902]  nbd_ioctl+0x56e/0xe10
[  595.223297][ T7902]  ? __pfx_nbd_ioctl+0x10/0x10
[  595.223323][ T7902]  ? __pfx_nbd_ioctl+0x10/0x10
[  595.223341][ T7902]  blkdev_ioctl+0x60e/0x710
[  595.223359][ T7902]  ? __pfx_blkdev_ioctl+0x10/0x10
[  595.223372][ T7902]  ? __fget_files+0x3a0/0x420
[  595.223389][ T7902]  ? __fget_files+0x2a/0x420
[  595.223412][ T7902]  ? bpf_lsm_file_ioctl+0x9/0x20
[  595.223551][ T7902]  ? __pfx_blkdev_ioctl+0x10/0x10
[  595.223572][ T7902]  __se_sys_ioctl+0xfc/0x170
[  595.223590][ T7902]  do_syscall_64+0xfa/0xfa0
[  595.223605][ T7902]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  595.223617][ T7902]  ? clear_bhb_loop+0x60/0xb0
[  595.223632][ T7902]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  595.223644][ T7902] RIP: 0033:0x7f8661b49569
[  595.223657][ T7902] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  595.223668][ T7902] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  595.223683][ T7902] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  595.223692][ T7902] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  595.223700][ T7902] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  595.223708][ T7902] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  595.223719][ T7902] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  595.223740][ T7902]  </TASK>
[  595.624535][ T7902] block nbd0: shutting down sockets
[  595.748139][ T7905] block nbd0: Device being setup by another task
[  595.907790][ T7904] block nbd0: shutting down sockets
[  596.172292][ T7907] block nbd0: shutting down sockets
[  596.278858][ T7909] FAULT_INJECTION: forcing a failure.
[  596.278858][ T7909] name failslab, interval 1, probability 0, space 0, times 0
[  596.291782][ T7909] CPU: 1 UID: 0 PID: 7909 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  596.291811][ T7909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  596.291824][ T7909] Call Trace:
[  596.291833][ T7909]  <TASK>
[  596.291841][ T7909]  dump_stack_lvl+0x189/0x250
[  596.291876][ T7909]  ? __pfx____ratelimit+0x10/0x10
[  596.291907][ T7909]  ? __pfx_dump_stack_lvl+0x10/0x10
[  596.291937][ T7909]  ? __pfx__printk+0x10/0x10
[  596.291970][ T7909]  ? __pfx___might_resched+0x10/0x10
[  596.292005][ T7909]  should_fail_ex+0x414/0x560
[  596.292039][ T7909]  should_failslab+0xa8/0x100
[  596.292067][ T7909]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  596.292093][ T7909]  ? __d_alloc+0x37/0x6f0
[  596.292120][ T7909]  __d_alloc+0x37/0x6f0
[  596.292156][ T7909]  d_alloc+0x4b/0x190
[  596.292173][ T7909]  ? lookup_one_qstr_excl+0xc8/0x360
[  596.292206][ T7909]  lookup_one_qstr_excl+0xdc/0x360
[  596.292235][ T7909]  ? lookup_noperm_common+0x245/0x430
[  596.292270][ T7909]  start_dirop+0x5c/0x90
[  596.292300][ T7909]  simple_start_creating+0xc4/0x100
[  596.292331][ T7909]  ? __pfx_simple_start_creating+0x10/0x10
[  596.292376][ T7909]  debugfs_start_creating+0xea/0x1b0
[  596.292399][ T7909]  __debugfs_create_file+0x6f/0x400
[  596.292424][ T7909]  debugfs_create_file_unsafe+0x3a/0x50
[  596.292450][ T7909]  nbd_start_device+0x3b6/0xb10
[  596.292500][ T7909]  nbd_ioctl+0x56e/0xe10
[  596.292537][ T7909]  ? __pfx_nbd_ioctl+0x10/0x10
[  596.292581][ T7909]  ? __pfx_nbd_ioctl+0x10/0x10
[  596.292611][ T7909]  blkdev_ioctl+0x60e/0x710
[  596.292642][ T7909]  ? __pfx_blkdev_ioctl+0x10/0x10
[  596.292664][ T7909]  ? __fget_files+0x3a0/0x420
[  596.292692][ T7909]  ? __fget_files+0x2a/0x420
[  596.292725][ T7909]  ? bpf_lsm_file_ioctl+0x9/0x20
[  596.292752][ T7909]  ? __pfx_blkdev_ioctl+0x10/0x10
[  596.292777][ T7909]  __se_sys_ioctl+0xfc/0x170
[  596.292809][ T7909]  do_syscall_64+0xfa/0xfa0
[  596.292831][ T7909]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  596.292851][ T7909]  ? clear_bhb_loop+0x60/0xb0
[  596.292876][ T7909]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  596.292896][ T7909] RIP: 0033:0x7f8661b49569
[  596.292915][ T7909] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  596.292933][ T7909] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  596.292956][ T7909] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  596.292971][ T7909] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  596.292983][ T7909] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  596.292994][ T7909] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  596.293005][ T7909] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  596.293033][ T7909]  </TASK>
[  596.608509][ T7909] block nbd0: shutting down sockets
[  596.778054][ T7912] block nbd0: Device being setup by another task
[  596.968282][ T7911] block nbd0: shutting down sockets
[  597.029370][ T7914] block nbd0: Device being setup by another task
[  597.068191][ T7914] block nbd0: Device being setup by another task
[  597.178059][ T7917] block nbd0: Device being setup by another task
[  597.185335][ T7916] FAULT_INJECTION: forcing a failure.
[  597.185335][ T7916] name failslab, interval 1, probability 0, space 0, times 0
[  597.198248][ T7916] CPU: 1 UID: 0 PID: 7916 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  597.198285][ T7916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  597.198294][ T7916] Call Trace:
[  597.198303][ T7916]  <TASK>
[  597.198310][ T7916]  dump_stack_lvl+0x189/0x250
[  597.198333][ T7916]  ? __pfx____ratelimit+0x10/0x10
[  597.198353][ T7916]  ? __pfx_dump_stack_lvl+0x10/0x10
[  597.198371][ T7916]  ? __pfx__printk+0x10/0x10
[  597.198389][ T7916]  ? __pfx___might_resched+0x10/0x10
[  597.198410][ T7916]  should_fail_ex+0x414/0x560
[  597.198430][ T7916]  should_failslab+0xa8/0x100
[  597.198449][ T7916]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  597.198464][ T7916]  ? __d_alloc+0x37/0x6f0
[  597.198478][ T7916]  __d_alloc+0x37/0x6f0
[  597.198494][ T7916]  d_alloc+0x4b/0x190
[  597.198503][ T7916]  ? lookup_one_qstr_excl+0xc8/0x360
[  597.198522][ T7916]  lookup_one_qstr_excl+0xdc/0x360
[  597.198541][ T7916]  ? lookup_noperm_common+0x245/0x430
[  597.198561][ T7916]  start_dirop+0x5c/0x90
[  597.198579][ T7916]  simple_start_creating+0xc4/0x100
[  597.198599][ T7916]  ? __pfx_simple_start_creating+0x10/0x10
[  597.198624][ T7916]  debugfs_start_creating+0xea/0x1b0
[  597.198638][ T7916]  __debugfs_create_file+0x6f/0x400
[  597.198653][ T7916]  debugfs_create_file_unsafe+0x3a/0x50
[  597.198672][ T7916]  nbd_start_device+0x3b6/0xb10
[  597.198697][ T7916]  nbd_ioctl+0x56e/0xe10
[  597.198719][ T7916]  ? __pfx_nbd_ioctl+0x10/0x10
[  597.198744][ T7916]  ? __pfx_nbd_ioctl+0x10/0x10
[  597.198762][ T7916]  blkdev_ioctl+0x60e/0x710
[  597.198780][ T7916]  ? __pfx_blkdev_ioctl+0x10/0x10
[  597.198793][ T7916]  ? __fget_files+0x3a0/0x420
[  597.198810][ T7916]  ? __fget_files+0x2a/0x420
[  597.198829][ T7916]  ? bpf_lsm_file_ioctl+0x9/0x20
[  597.198846][ T7916]  ? __pfx_blkdev_ioctl+0x10/0x10
[  597.198861][ T7916]  __se_sys_ioctl+0xfc/0x170
[  597.198876][ T7916]  do_syscall_64+0xfa/0xfa0
[  597.198889][ T7916]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.198901][ T7916]  ? clear_bhb_loop+0x60/0xb0
[  597.198916][ T7916]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.198928][ T7916] RIP: 0033:0x7f8661b49569
[  597.198940][ T7916] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  597.198951][ T7916] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  597.198966][ T7916] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  597.198976][ T7916] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  597.198984][ T7916] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  597.198992][ T7916] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  597.199000][ T7916] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  597.199019][ T7916]  </TASK>
[  597.598165][ T7916] block nbd0: shutting down sockets
[  597.718047][ T7920] block nbd0: Device being setup by another task
[  597.724678][ T7919] FAULT_INJECTION: forcing a failure.
[  597.724678][ T7919] name failslab, interval 1, probability 0, space 0, times 0
[  597.737379][ T7919] CPU: 0 UID: 0 PID: 7919 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  597.737406][ T7919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  597.737418][ T7919] Call Trace:
[  597.737425][ T7919]  <TASK>
[  597.737431][ T7919]  dump_stack_lvl+0x189/0x250
[  597.737454][ T7919]  ? __pfx____ratelimit+0x10/0x10
[  597.737473][ T7919]  ? __pfx_dump_stack_lvl+0x10/0x10
[  597.737491][ T7919]  ? __pfx__printk+0x10/0x10
[  597.737509][ T7919]  ? __pfx___might_resched+0x10/0x10
[  597.737530][ T7919]  should_fail_ex+0x414/0x560
[  597.737550][ T7919]  should_failslab+0xa8/0x100
[  597.737569][ T7919]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  597.737584][ T7919]  ? __d_alloc+0x37/0x6f0
[  597.737598][ T7919]  __d_alloc+0x37/0x6f0
[  597.737614][ T7919]  d_alloc+0x4b/0x190
[  597.737623][ T7919]  ? lookup_one_qstr_excl+0xc8/0x360
[  597.737643][ T7919]  lookup_one_qstr_excl+0xdc/0x360
[  597.737661][ T7919]  ? lookup_noperm_common+0x245/0x430
[  597.737681][ T7919]  start_dirop+0x5c/0x90
[  597.737699][ T7919]  simple_start_creating+0xc4/0x100
[  597.737718][ T7919]  ? __pfx_simple_start_creating+0x10/0x10
[  597.737749][ T7919]  debugfs_start_creating+0xea/0x1b0
[  597.737763][ T7919]  __debugfs_create_file+0x6f/0x400
[  597.737779][ T7919]  debugfs_create_file_unsafe+0x3a/0x50
[  597.737793][ T7919]  nbd_start_device+0x3b6/0xb10
[  597.737819][ T7919]  nbd_ioctl+0x56e/0xe10
[  597.737840][ T7919]  ? __pfx_nbd_ioctl+0x10/0x10
[  597.737865][ T7919]  ? __pfx_nbd_ioctl+0x10/0x10
[  597.737883][ T7919]  blkdev_ioctl+0x60e/0x710
[  597.737901][ T7919]  ? __pfx_blkdev_ioctl+0x10/0x10
[  597.737915][ T7919]  ? __fget_files+0x3a0/0x420
[  597.737931][ T7919]  ? __fget_files+0x2a/0x420
[  597.737950][ T7919]  ? bpf_lsm_file_ioctl+0x9/0x20
[  597.737966][ T7919]  ? __pfx_blkdev_ioctl+0x10/0x10
[  597.737981][ T7919]  __se_sys_ioctl+0xfc/0x170
[  597.737996][ T7919]  do_syscall_64+0xfa/0xfa0
[  597.738009][ T7919]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.738021][ T7919]  ? clear_bhb_loop+0x60/0xb0
[  597.738036][ T7919]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  597.738048][ T7919] RIP: 0033:0x7f8661b49569
[  597.738061][ T7919] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  597.738072][ T7919] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  597.738086][ T7919] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  597.738095][ T7919] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  597.738103][ T7919] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  597.738111][ T7919] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  597.738119][ T7919] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  597.738140][ T7919]  </TASK>
[  598.135851][ T7919] block nbd0: shutting down sockets
[  598.402537][ T7922] block nbd0: shutting down sockets
[  598.498932][ T7924] FAULT_INJECTION: forcing a failure.
[  598.498932][ T7924] name failslab, interval 1, probability 0, space 0, times 0
[  598.511613][ T7924] CPU: 0 UID: 0 PID: 7924 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  598.511632][ T7924] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  598.511640][ T7924] Call Trace:
[  598.511647][ T7924]  <TASK>
[  598.511653][ T7924]  dump_stack_lvl+0x189/0x250
[  598.511676][ T7924]  ? __pfx____ratelimit+0x10/0x10
[  598.511696][ T7924]  ? __pfx_dump_stack_lvl+0x10/0x10
[  598.511714][ T7924]  ? __pfx__printk+0x10/0x10
[  598.511731][ T7924]  ? __pfx___might_resched+0x10/0x10
[  598.511752][ T7924]  should_fail_ex+0x414/0x560
[  598.511772][ T7924]  should_failslab+0xa8/0x100
[  598.511796][ T7924]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  598.511821][ T7924]  ? __d_alloc+0x37/0x6f0
[  598.511846][ T7924]  __d_alloc+0x37/0x6f0
[  598.511874][ T7924]  d_alloc+0x4b/0x190
[  598.511886][ T7924]  ? lookup_one_qstr_excl+0xc8/0x360
[  598.511906][ T7924]  lookup_one_qstr_excl+0xdc/0x360
[  598.511923][ T7924]  ? lookup_noperm_common+0x245/0x430
[  598.511944][ T7924]  start_dirop+0x5c/0x90
[  598.511962][ T7924]  simple_start_creating+0xc4/0x100
[  598.511981][ T7924]  ? __pfx_simple_start_creating+0x10/0x10
[  598.512007][ T7924]  debugfs_start_creating+0xea/0x1b0
[  598.512021][ T7924]  __debugfs_create_file+0x6f/0x400
[  598.512036][ T7924]  debugfs_create_file_unsafe+0x3a/0x50
[  598.512081][ T7924]  nbd_start_device+0x3b6/0xb10
[  598.512106][ T7924]  nbd_ioctl+0x56e/0xe10
[  598.512127][ T7924]  ? __pfx_nbd_ioctl+0x10/0x10
[  598.512151][ T7924]  ? __pfx_nbd_ioctl+0x10/0x10
[  598.512169][ T7924]  blkdev_ioctl+0x60e/0x710
[  598.512186][ T7924]  ? __pfx_blkdev_ioctl+0x10/0x10
[  598.512200][ T7924]  ? __fget_files+0x3a0/0x420
[  598.512217][ T7924]  ? __fget_files+0x2a/0x420
[  598.512236][ T7924]  ? bpf_lsm_file_ioctl+0x9/0x20
[  598.512252][ T7924]  ? __pfx_blkdev_ioctl+0x10/0x10
[  598.512266][ T7924]  __se_sys_ioctl+0xfc/0x170
[  598.512282][ T7924]  do_syscall_64+0xfa/0xfa0
[  598.512297][ T7924]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  598.512309][ T7924]  ? clear_bhb_loop+0x60/0xb0
[  598.512324][ T7924]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  598.512335][ T7924] RIP: 0033:0x7f8661b49569
[  598.512348][ T7924] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  598.512359][ T7924] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  598.512374][ T7924] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  598.512383][ T7924] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  598.512391][ T7924] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  598.512399][ T7924] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  598.512407][ T7924] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  598.512427][ T7924]  </TASK>
[  598.907831][ T7924] block nbd0: shutting down sockets
[  599.067981][ T7927] block nbd0: Device being setup by another task
[  599.188419][ T7926] block nbd0: shutting down sockets
[  599.442629][ T7929] block nbd0: shutting down sockets
[  599.519294][ T7931] FAULT_INJECTION: forcing a failure.
[  599.519294][ T7931] name failslab, interval 1, probability 0, space 0, times 0
[  599.532065][ T7931] CPU: 1 UID: 0 PID: 7931 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  599.532084][ T7931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  599.532093][ T7931] Call Trace:
[  599.532100][ T7931]  <TASK>
[  599.532106][ T7931]  dump_stack_lvl+0x189/0x250
[  599.532129][ T7931]  ? __pfx____ratelimit+0x10/0x10
[  599.532149][ T7931]  ? __pfx_dump_stack_lvl+0x10/0x10
[  599.532167][ T7931]  ? __pfx__printk+0x10/0x10
[  599.532184][ T7931]  ? __pfx___might_resched+0x10/0x10
[  599.532205][ T7931]  should_fail_ex+0x414/0x560
[  599.532225][ T7931]  should_failslab+0xa8/0x100
[  599.532244][ T7931]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  599.532259][ T7931]  ? __d_alloc+0x37/0x6f0
[  599.532274][ T7931]  __d_alloc+0x37/0x6f0
[  599.532293][ T7931]  d_alloc+0x4b/0x190
[  599.532302][ T7931]  ? lookup_one_qstr_excl+0xc8/0x360
[  599.532322][ T7931]  lookup_one_qstr_excl+0xdc/0x360
[  599.532340][ T7931]  ? lookup_noperm_common+0x245/0x430
[  599.532362][ T7931]  start_dirop+0x5c/0x90
[  599.532392][ T7931]  simple_start_creating+0xc4/0x100
[  599.532423][ T7931]  ? __pfx_simple_start_creating+0x10/0x10
[  599.532464][ T7931]  debugfs_start_creating+0xea/0x1b0
[  599.532479][ T7931]  __debugfs_create_file+0x6f/0x400
[  599.532499][ T7931]  debugfs_create_file_unsafe+0x3a/0x50
[  599.532513][ T7931]  nbd_start_device+0x3b6/0xb10
[  599.532538][ T7931]  nbd_ioctl+0x56e/0xe10
[  599.532560][ T7931]  ? __pfx_nbd_ioctl+0x10/0x10
[  599.532584][ T7931]  ? __pfx_nbd_ioctl+0x10/0x10
[  599.532603][ T7931]  blkdev_ioctl+0x60e/0x710
[  599.532627][ T7931]  ? __pfx_blkdev_ioctl+0x10/0x10
[  599.532640][ T7931]  ? __fget_files+0x3a0/0x420
[  599.532656][ T7931]  ? __fget_files+0x2a/0x420
[  599.532675][ T7931]  ? bpf_lsm_file_ioctl+0x9/0x20
[  599.532692][ T7931]  ? __pfx_blkdev_ioctl+0x10/0x10
[  599.532707][ T7931]  __se_sys_ioctl+0xfc/0x170
[  599.532723][ T7931]  do_syscall_64+0xfa/0xfa0
[  599.532736][ T7931]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.532748][ T7931]  ? clear_bhb_loop+0x60/0xb0
[  599.532762][ T7931]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  599.532774][ T7931] RIP: 0033:0x7f8661b49569
[  599.532787][ T7931] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  599.532798][ T7931] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  599.532813][ T7931] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  599.532823][ T7931] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  599.532830][ T7931] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  599.532838][ T7931] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  599.532847][ T7931] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  599.532867][ T7931]  </TASK>
[  599.838421][ T7931] block nbd0: shutting down sockets
[  599.888248][ T7933] block nbd0: Device being setup by another task
[  599.928219][ T7933] block nbd0: Device being setup by another task
[  600.058315][ T7936] FAULT_INJECTION: forcing a failure.
[  600.058315][ T7936] name failslab, interval 1, probability 0, space 0, times 0
[  600.071167][ T7936] CPU: 1 UID: 0 PID: 7936 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  600.071195][ T7936] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  600.071207][ T7936] Call Trace:
[  600.071216][ T7936]  <TASK>
[  600.071222][ T7936]  dump_stack_lvl+0x189/0x250
[  600.071245][ T7936]  ? __pfx____ratelimit+0x10/0x10
[  600.071265][ T7936]  ? __pfx_dump_stack_lvl+0x10/0x10
[  600.071283][ T7936]  ? __pfx__printk+0x10/0x10
[  600.071300][ T7936]  ? __pfx___might_resched+0x10/0x10
[  600.071321][ T7936]  should_fail_ex+0x414/0x560
[  600.071349][ T7936]  should_failslab+0xa8/0x100
[  600.071367][ T7936]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  600.071383][ T7936]  ? __d_alloc+0x37/0x6f0
[  600.071398][ T7936]  __d_alloc+0x37/0x6f0
[  600.071413][ T7936]  d_alloc+0x4b/0x190
[  600.071422][ T7936]  ? lookup_one_qstr_excl+0xc8/0x360
[  600.071442][ T7936]  lookup_one_qstr_excl+0xdc/0x360
[  600.071460][ T7936]  ? lookup_noperm_common+0x245/0x430
[  600.071480][ T7936]  start_dirop+0x5c/0x90
[  600.071498][ T7936]  simple_start_creating+0xc4/0x100
[  600.071517][ T7936]  ? __pfx_simple_start_creating+0x10/0x10
[  600.071542][ T7936]  debugfs_start_creating+0xea/0x1b0
[  600.071556][ T7936]  __debugfs_create_file+0x6f/0x400
[  600.071571][ T7936]  debugfs_create_file_unsafe+0x3a/0x50
[  600.071585][ T7936]  nbd_start_device+0x3b6/0xb10
[  600.071610][ T7936]  nbd_ioctl+0x56e/0xe10
[  600.071631][ T7936]  ? __pfx_nbd_ioctl+0x10/0x10
[  600.071655][ T7936]  ? __pfx_nbd_ioctl+0x10/0x10
[  600.071674][ T7936]  blkdev_ioctl+0x60e/0x710
[  600.071691][ T7936]  ? __pfx_blkdev_ioctl+0x10/0x10
[  600.071705][ T7936]  ? __fget_files+0x3a0/0x420
[  600.071721][ T7936]  ? __fget_files+0x2a/0x420
[  600.071740][ T7936]  ? bpf_lsm_file_ioctl+0x9/0x20
[  600.071757][ T7936]  ? __pfx_blkdev_ioctl+0x10/0x10
[  600.071772][ T7936]  __se_sys_ioctl+0xfc/0x170
[  600.071787][ T7936]  do_syscall_64+0xfa/0xfa0
[  600.071800][ T7936]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  600.071812][ T7936]  ? clear_bhb_loop+0x60/0xb0
[  600.071827][ T7936]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  600.071839][ T7936] RIP: 0033:0x7f8661b49569
[  600.071851][ T7936] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  600.071862][ T7936] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  600.071877][ T7936] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  600.071886][ T7936] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  600.071894][ T7936] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  600.071902][ T7936] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  600.071910][ T7936] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  600.071930][ T7936]  </TASK>
[  600.398325][ T7936] block nbd0: shutting down sockets
[  600.578542][ T7939] FAULT_INJECTION: forcing a failure.
[  600.578542][ T7939] name failslab, interval 1, probability 0, space 0, times 0
[  600.591306][ T7939] CPU: 0 UID: 0 PID: 7939 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  600.591330][ T7939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  600.591338][ T7939] Call Trace:
[  600.591346][ T7939]  <TASK>
[  600.591353][ T7939]  dump_stack_lvl+0x189/0x250
[  600.591376][ T7939]  ? __pfx____ratelimit+0x10/0x10
[  600.591396][ T7939]  ? __pfx_dump_stack_lvl+0x10/0x10
[  600.591414][ T7939]  ? __pfx__printk+0x10/0x10
[  600.591432][ T7939]  ? __pfx___might_resched+0x10/0x10
[  600.591453][ T7939]  should_fail_ex+0x414/0x560
[  600.591473][ T7939]  should_failslab+0xa8/0x100
[  600.591491][ T7939]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  600.591507][ T7939]  ? __d_alloc+0x37/0x6f0
[  600.591521][ T7939]  __d_alloc+0x37/0x6f0
[  600.591537][ T7939]  d_alloc+0x4b/0x190
[  600.591546][ T7939]  ? lookup_one_qstr_excl+0xc8/0x360
[  600.591566][ T7939]  lookup_one_qstr_excl+0xdc/0x360
[  600.591584][ T7939]  ? lookup_noperm_common+0x245/0x430
[  600.591604][ T7939]  start_dirop+0x5c/0x90
[  600.591623][ T7939]  simple_start_creating+0xc4/0x100
[  600.591642][ T7939]  ? __pfx_simple_start_creating+0x10/0x10
[  600.591677][ T7939]  debugfs_start_creating+0xea/0x1b0
[  600.591701][ T7939]  __debugfs_create_file+0x6f/0x400
[  600.591725][ T7939]  debugfs_create_file_unsafe+0x3a/0x50
[  600.591750][ T7939]  nbd_start_device+0x3b6/0xb10
[  600.591787][ T7939]  nbd_ioctl+0x56e/0xe10
[  600.591808][ T7939]  ? __pfx_nbd_ioctl+0x10/0x10
[  600.591833][ T7939]  ? __pfx_nbd_ioctl+0x10/0x10
[  600.591851][ T7939]  blkdev_ioctl+0x60e/0x710
[  600.591869][ T7939]  ? __pfx_blkdev_ioctl+0x10/0x10
[  600.591882][ T7939]  ? __fget_files+0x3a0/0x420
[  600.591899][ T7939]  ? __fget_files+0x2a/0x420
[  600.591918][ T7939]  ? bpf_lsm_file_ioctl+0x9/0x20
[  600.591934][ T7939]  ? __pfx_blkdev_ioctl+0x10/0x10
[  600.591949][ T7939]  __se_sys_ioctl+0xfc/0x170
[  600.591964][ T7939]  do_syscall_64+0xfa/0xfa0
[  600.591977][ T7939]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  600.591989][ T7939]  ? clear_bhb_loop+0x60/0xb0
[  600.592004][ T7939]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  600.592015][ T7939] RIP: 0033:0x7f8661b49569
[  600.592029][ T7939] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  600.592039][ T7939] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  600.592055][ T7939] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  600.592064][ T7939] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  600.592081][ T7939] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  600.592089][ T7939] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  600.592097][ T7939] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  600.592117][ T7939]  </TASK>
[  600.898274][ T7939] block nbd0: shutting down sockets
[  600.998826][ T7941] FAULT_INJECTION: forcing a failure.
[  600.998826][ T7941] name failslab, interval 1, probability 0, space 0, times 0
[  601.011569][ T7941] CPU: 1 UID: 0 PID: 7941 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  601.011589][ T7941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  601.011597][ T7941] Call Trace:
[  601.011604][ T7941]  <TASK>
[  601.011610][ T7941]  dump_stack_lvl+0x189/0x250
[  601.011632][ T7941]  ? __pfx____ratelimit+0x10/0x10
[  601.011652][ T7941]  ? __pfx_dump_stack_lvl+0x10/0x10
[  601.011670][ T7941]  ? __pfx__printk+0x10/0x10
[  601.011688][ T7941]  ? __pfx___might_resched+0x10/0x10
[  601.011709][ T7941]  should_fail_ex+0x414/0x560
[  601.011729][ T7941]  should_failslab+0xa8/0x100
[  601.011748][ T7941]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  601.011763][ T7941]  ? __d_alloc+0x37/0x6f0
[  601.011777][ T7941]  __d_alloc+0x37/0x6f0
[  601.011794][ T7941]  d_alloc+0x4b/0x190
[  601.011803][ T7941]  ? lookup_one_qstr_excl+0xc8/0x360
[  601.011823][ T7941]  lookup_one_qstr_excl+0xdc/0x360
[  601.011841][ T7941]  ? lookup_noperm_common+0x245/0x430
[  601.011861][ T7941]  start_dirop+0x5c/0x90
[  601.011879][ T7941]  simple_start_creating+0xc4/0x100
[  601.011898][ T7941]  ? __pfx_simple_start_creating+0x10/0x10
[  601.011923][ T7941]  debugfs_start_creating+0xea/0x1b0
[  601.011945][ T7941]  __debugfs_create_file+0x6f/0x400
[  601.011971][ T7941]  debugfs_create_file_unsafe+0x3a/0x50
[  601.011995][ T7941]  nbd_start_device+0x3b6/0xb10
[  601.012030][ T7941]  nbd_ioctl+0x56e/0xe10
[  601.012051][ T7941]  ? __pfx_nbd_ioctl+0x10/0x10
[  601.012098][ T7941]  ? __pfx_nbd_ioctl+0x10/0x10
[  601.012116][ T7941]  blkdev_ioctl+0x60e/0x710
[  601.012134][ T7941]  ? __pfx_blkdev_ioctl+0x10/0x10
[  601.012147][ T7941]  ? __fget_files+0x3a0/0x420
[  601.012164][ T7941]  ? __fget_files+0x2a/0x420
[  601.012183][ T7941]  ? bpf_lsm_file_ioctl+0x9/0x20
[  601.012199][ T7941]  ? __pfx_blkdev_ioctl+0x10/0x10
[  601.012214][ T7941]  __se_sys_ioctl+0xfc/0x170
[  601.012229][ T7941]  do_syscall_64+0xfa/0xfa0
[  601.012243][ T7941]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.012255][ T7941]  ? clear_bhb_loop+0x60/0xb0
[  601.012270][ T7941]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.012282][ T7941] RIP: 0033:0x7f8661b49569
[  601.012295][ T7941] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  601.012306][ T7941] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  601.012322][ T7941] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  601.012334][ T7941] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  601.012342][ T7941] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  601.012350][ T7941] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  601.012358][ T7941] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  601.012378][ T7941]  </TASK>
[  601.328527][ T7941] block nbd0: shutting down sockets
[  601.488375][ T7944] FAULT_INJECTION: forcing a failure.
[  601.488375][ T7944] name failslab, interval 1, probability 0, space 0, times 0
[  601.501168][ T7944] CPU: 1 UID: 0 PID: 7944 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  601.501198][ T7944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  601.501212][ T7944] Call Trace:
[  601.501222][ T7944]  <TASK>
[  601.501229][ T7944]  dump_stack_lvl+0x189/0x250
[  601.501252][ T7944]  ? __pfx____ratelimit+0x10/0x10
[  601.501272][ T7944]  ? __pfx_dump_stack_lvl+0x10/0x10
[  601.501291][ T7944]  ? __pfx__printk+0x10/0x10
[  601.501309][ T7944]  ? __pfx___might_resched+0x10/0x10
[  601.501332][ T7944]  should_fail_ex+0x414/0x560
[  601.501352][ T7944]  should_failslab+0xa8/0x100
[  601.501371][ T7944]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  601.501386][ T7944]  ? __d_alloc+0x37/0x6f0
[  601.501401][ T7944]  __d_alloc+0x37/0x6f0
[  601.501417][ T7944]  d_alloc+0x4b/0x190
[  601.501427][ T7944]  ? lookup_one_qstr_excl+0xc8/0x360
[  601.501446][ T7944]  lookup_one_qstr_excl+0xdc/0x360
[  601.501463][ T7944]  ? lookup_noperm_common+0x245/0x430
[  601.501484][ T7944]  start_dirop+0x5c/0x90
[  601.501502][ T7944]  simple_start_creating+0xc4/0x100
[  601.501521][ T7944]  ? __pfx_simple_start_creating+0x10/0x10
[  601.501547][ T7944]  debugfs_start_creating+0xea/0x1b0
[  601.501561][ T7944]  __debugfs_create_file+0x6f/0x400
[  601.501575][ T7944]  debugfs_create_file_unsafe+0x3a/0x50
[  601.501589][ T7944]  nbd_start_device+0x3b6/0xb10
[  601.501615][ T7944]  nbd_ioctl+0x56e/0xe10
[  601.501637][ T7944]  ? __pfx_nbd_ioctl+0x10/0x10
[  601.501662][ T7944]  ? __pfx_nbd_ioctl+0x10/0x10
[  601.501687][ T7944]  blkdev_ioctl+0x60e/0x710
[  601.501716][ T7944]  ? __pfx_blkdev_ioctl+0x10/0x10
[  601.501738][ T7944]  ? __fget_files+0x3a0/0x420
[  601.501765][ T7944]  ? __fget_files+0x2a/0x420
[  601.501786][ T7944]  ? bpf_lsm_file_ioctl+0x9/0x20
[  601.501802][ T7944]  ? __pfx_blkdev_ioctl+0x10/0x10
[  601.501817][ T7944]  __se_sys_ioctl+0xfc/0x170
[  601.501832][ T7944]  do_syscall_64+0xfa/0xfa0
[  601.501845][ T7944]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.501857][ T7944]  ? clear_bhb_loop+0x60/0xb0
[  601.501873][ T7944]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.501884][ T7944] RIP: 0033:0x7f8661b49569
[  601.501897][ T7944] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  601.501908][ T7944] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  601.501922][ T7944] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  601.501932][ T7944] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  601.501940][ T7944] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  601.501948][ T7944] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  601.501956][ T7944] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  601.501977][ T7944]  </TASK>
[  601.798399][ T7944] block nbd0: shutting down sockets
[  601.918929][ T7946] FAULT_INJECTION: forcing a failure.
[  601.918929][ T7946] name failslab, interval 1, probability 0, space 0, times 0
[  601.931645][ T7946] CPU: 0 UID: 0 PID: 7946 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  601.931672][ T7946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  601.931681][ T7946] Call Trace:
[  601.931688][ T7946]  <TASK>
[  601.931694][ T7946]  dump_stack_lvl+0x189/0x250
[  601.931717][ T7946]  ? __pfx____ratelimit+0x10/0x10
[  601.931736][ T7946]  ? __pfx_dump_stack_lvl+0x10/0x10
[  601.931754][ T7946]  ? __pfx__printk+0x10/0x10
[  601.931772][ T7946]  ? __pfx___might_resched+0x10/0x10
[  601.931792][ T7946]  should_fail_ex+0x414/0x560
[  601.931813][ T7946]  should_failslab+0xa8/0x100
[  601.931831][ T7946]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  601.931847][ T7946]  ? __d_alloc+0x37/0x6f0
[  601.931861][ T7946]  __d_alloc+0x37/0x6f0
[  601.931877][ T7946]  d_alloc+0x4b/0x190
[  601.931886][ T7946]  ? lookup_one_qstr_excl+0xc8/0x360
[  601.931906][ T7946]  lookup_one_qstr_excl+0xdc/0x360
[  601.931924][ T7946]  ? lookup_noperm_common+0x245/0x430
[  601.931944][ T7946]  start_dirop+0x5c/0x90
[  601.931963][ T7946]  simple_start_creating+0xc4/0x100
[  601.931981][ T7946]  ? __pfx_simple_start_creating+0x10/0x10
[  601.932007][ T7946]  debugfs_start_creating+0xea/0x1b0
[  601.932021][ T7946]  __debugfs_create_file+0x6f/0x400
[  601.932036][ T7946]  debugfs_create_file_unsafe+0x3a/0x50
[  601.932050][ T7946]  nbd_start_device+0x3b6/0xb10
[  601.932086][ T7946]  nbd_ioctl+0x56e/0xe10
[  601.932107][ T7946]  ? __pfx_nbd_ioctl+0x10/0x10
[  601.932131][ T7946]  ? __pfx_nbd_ioctl+0x10/0x10
[  601.932149][ T7946]  blkdev_ioctl+0x60e/0x710
[  601.932167][ T7946]  ? __pfx_blkdev_ioctl+0x10/0x10
[  601.932180][ T7946]  ? __fget_files+0x3a0/0x420
[  601.932197][ T7946]  ? __fget_files+0x2a/0x420
[  601.932215][ T7946]  ? bpf_lsm_file_ioctl+0x9/0x20
[  601.932233][ T7946]  ? __pfx_blkdev_ioctl+0x10/0x10
[  601.932247][ T7946]  __se_sys_ioctl+0xfc/0x170
[  601.932263][ T7946]  do_syscall_64+0xfa/0xfa0
[  601.932276][ T7946]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.932288][ T7946]  ? clear_bhb_loop+0x60/0xb0
[  601.932303][ T7946]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  601.932323][ T7946] RIP: 0033:0x7f8661b49569
[  601.932336][ T7946] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  601.932347][ T7946] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  601.932362][ T7946] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  601.932371][ T7946] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  601.932379][ T7946] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  601.932388][ T7946] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  601.932396][ T7946] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  601.932422][ T7946]  </TASK>
[  602.324346][ T7946] block nbd0: shutting down sockets
[  602.448005][ T7949] block nbd0: Device being setup by another task
[  602.603751][ T7948] block nbd0: shutting down sockets
[  602.880111][ T7951] block nbd0: shutting down sockets
[  603.008568][ T7954] FAULT_INJECTION: forcing a failure.
[  603.008568][ T7954] name failslab, interval 1, probability 0, space 0, times 0
[  603.021346][ T7954] CPU: 1 UID: 0 PID: 7954 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  603.021366][ T7954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  603.021374][ T7954] Call Trace:
[  603.021382][ T7954]  <TASK>
[  603.021388][ T7954]  dump_stack_lvl+0x189/0x250
[  603.021411][ T7954]  ? __pfx____ratelimit+0x10/0x10
[  603.021430][ T7954]  ? __pfx_dump_stack_lvl+0x10/0x10
[  603.021448][ T7954]  ? __pfx__printk+0x10/0x10
[  603.021467][ T7954]  ? __pfx___might_resched+0x10/0x10
[  603.021487][ T7954]  ? fs_reclaim_acquire+0x7d/0x100
[  603.021506][ T7954]  should_fail_ex+0x414/0x560
[  603.021527][ T7954]  should_failslab+0xa8/0x100
[  603.021545][ T7954]  __kmalloc_node_noprof+0xe7/0x810
[  603.021560][ T7954]  ? alloc_slab_obj_exts+0x3e/0x100
[  603.021576][ T7954]  alloc_slab_obj_exts+0x3e/0x100
[  603.021589][ T7954]  allocate_slab+0x1cc/0x3b0
[  603.021604][ T7954]  ___slab_alloc+0xf56/0x1990
[  603.021622][ T7954]  ? __pfx___might_resched+0x10/0x10
[  603.021638][ T7954]  ? fs_reclaim_acquire+0x7d/0x100
[  603.021653][ T7954]  ? alloc_inode+0x6a/0x1b0
[  603.021671][ T7954]  ? alloc_inode+0x6a/0x1b0
[  603.021685][ T7954]  __slab_alloc+0x65/0x100
[  603.021705][ T7954]  kmem_cache_alloc_lru_noprof+0x3fe/0x6e0
[  603.021719][ T7954]  ? alloc_inode+0x6a/0x1b0
[  603.021736][ T7954]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  603.021749][ T7954]  alloc_inode+0x6a/0x1b0
[  603.021766][ T7954]  new_inode+0x22/0x170
[  603.021786][ T7954]  __debugfs_create_file+0xb8/0x400
[  603.021801][ T7954]  debugfs_create_file_unsafe+0x3a/0x50
[  603.021815][ T7954]  nbd_start_device+0x39e/0xb10
[  603.021840][ T7954]  nbd_ioctl+0x56e/0xe10
[  603.021861][ T7954]  ? __pfx_nbd_ioctl+0x10/0x10
[  603.021885][ T7954]  ? __pfx_nbd_ioctl+0x10/0x10
[  603.021904][ T7954]  blkdev_ioctl+0x60e/0x710
[  603.021921][ T7954]  ? __pfx_blkdev_ioctl+0x10/0x10
[  603.021941][ T7954]  ? __fget_files+0x3a0/0x420
[  603.021967][ T7954]  ? __fget_files+0x2a/0x420
[  603.021998][ T7954]  ? bpf_lsm_file_ioctl+0x9/0x20
[  603.022025][ T7954]  ? __pfx_blkdev_ioctl+0x10/0x10
[  603.022041][ T7954]  __se_sys_ioctl+0xfc/0x170
[  603.022056][ T7954]  do_syscall_64+0xfa/0xfa0
[  603.022070][ T7954]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  603.022082][ T7954]  ? clear_bhb_loop+0x60/0xb0
[  603.022096][ T7954]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  603.022108][ T7954] RIP: 0033:0x7f8661b49569
[  603.022121][ T7954] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  603.022132][ T7954] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  603.022148][ T7954] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  603.022157][ T7954] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  603.022165][ T7954] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  603.022174][ T7954] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  603.022182][ T7954] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  603.022218][ T7954]  </TASK>
[  603.438803][ T7954] block nbd0: shutting down sockets
[  603.538876][ T7956] FAULT_INJECTION: forcing a failure.
[  603.538876][ T7956] name failslab, interval 1, probability 0, space 0, times 0
[  603.551844][ T7956] CPU: 0 UID: 0 PID: 7956 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  603.551873][ T7956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  603.551886][ T7956] Call Trace:
[  603.551895][ T7956]  <TASK>
[  603.551905][ T7956]  dump_stack_lvl+0x189/0x250
[  603.551941][ T7956]  ? __pfx____ratelimit+0x10/0x10
[  603.551970][ T7956]  ? __pfx_dump_stack_lvl+0x10/0x10
[  603.551999][ T7956]  ? __pfx__printk+0x10/0x10
[  603.552031][ T7956]  ? __pfx___might_resched+0x10/0x10
[  603.552074][ T7956]  should_fail_ex+0x414/0x560
[  603.552108][ T7956]  should_failslab+0xa8/0x100
[  603.552139][ T7956]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  603.552164][ T7956]  ? __d_alloc+0x37/0x6f0
[  603.552190][ T7956]  __d_alloc+0x37/0x6f0
[  603.552217][ T7956]  d_alloc+0x4b/0x190
[  603.552233][ T7956]  ? lookup_one_qstr_excl+0xc8/0x360
[  603.552267][ T7956]  lookup_one_qstr_excl+0xdc/0x360
[  603.552294][ T7956]  ? lookup_noperm_common+0x245/0x430
[  603.552328][ T7956]  start_dirop+0x5c/0x90
[  603.552358][ T7956]  simple_start_creating+0xc4/0x100
[  603.552388][ T7956]  ? __pfx_simple_start_creating+0x10/0x10
[  603.552433][ T7956]  debugfs_start_creating+0xea/0x1b0
[  603.552457][ T7956]  __debugfs_create_file+0x6f/0x400
[  603.552483][ T7956]  debugfs_create_file_unsafe+0x3a/0x50
[  603.552513][ T7956]  nbd_start_device+0x3b6/0xb10
[  603.552557][ T7956]  nbd_ioctl+0x56e/0xe10
[  603.552592][ T7956]  ? __pfx_nbd_ioctl+0x10/0x10
[  603.552636][ T7956]  ? __pfx_nbd_ioctl+0x10/0x10
[  603.552667][ T7956]  blkdev_ioctl+0x60e/0x710
[  603.552695][ T7956]  ? __pfx_blkdev_ioctl+0x10/0x10
[  603.552717][ T7956]  ? __fget_files+0x3a0/0x420
[  603.552744][ T7956]  ? __fget_files+0x2a/0x420
[  603.552777][ T7956]  ? bpf_lsm_file_ioctl+0x9/0x20
[  603.552804][ T7956]  ? __pfx_blkdev_ioctl+0x10/0x10
[  603.552830][ T7956]  __se_sys_ioctl+0xfc/0x170
[  603.552854][ T7956]  do_syscall_64+0xfa/0xfa0
[  603.552876][ T7956]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  603.552897][ T7956]  ? clear_bhb_loop+0x60/0xb0
[  603.552922][ T7956]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  603.552942][ T7956] RIP: 0033:0x7f8661b49569
[  603.552962][ T7956] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  603.552981][ T7956] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  603.553005][ T7956] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  603.553020][ T7956] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  603.553030][ T7956] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  603.553046][ T7956] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  603.553054][ T7956] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  603.553074][ T7956]  </TASK>
[  603.946601][ T7956] block nbd0: shutting down sockets
[  604.058845][ T7958] FAULT_INJECTION: forcing a failure.
[  604.058845][ T7958] name failslab, interval 1, probability 0, space 0, times 0
[  604.071556][ T7958] CPU: 1 UID: 0 PID: 7958 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  604.071585][ T7958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  604.071599][ T7958] Call Trace:
[  604.071609][ T7958]  <TASK>
[  604.071618][ T7958]  dump_stack_lvl+0x189/0x250
[  604.071653][ T7958]  ? __pfx____ratelimit+0x10/0x10
[  604.071681][ T7958]  ? __pfx_dump_stack_lvl+0x10/0x10
[  604.071706][ T7958]  ? __pfx__printk+0x10/0x10
[  604.071730][ T7958]  ? __pfx___might_resched+0x10/0x10
[  604.071759][ T7958]  should_fail_ex+0x414/0x560
[  604.071791][ T7958]  should_failslab+0xa8/0x100
[  604.071816][ T7958]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  604.071836][ T7958]  ? __d_alloc+0x37/0x6f0
[  604.071856][ T7958]  __d_alloc+0x37/0x6f0
[  604.071878][ T7958]  d_alloc+0x4b/0x190
[  604.071890][ T7958]  ? lookup_one_qstr_excl+0xc8/0x360
[  604.071917][ T7958]  lookup_one_qstr_excl+0xdc/0x360
[  604.071940][ T7958]  ? lookup_noperm_common+0x245/0x430
[  604.071968][ T7958]  start_dirop+0x5c/0x90
[  604.071993][ T7958]  simple_start_creating+0xc4/0x100
[  604.072018][ T7958]  ? __pfx_simple_start_creating+0x10/0x10
[  604.072062][ T7958]  debugfs_start_creating+0xea/0x1b0
[  604.072081][ T7958]  __debugfs_create_file+0x6f/0x400
[  604.072100][ T7958]  debugfs_create_file_unsafe+0x3a/0x50
[  604.072120][ T7958]  nbd_start_device+0x3b6/0xb10
[  604.072155][ T7958]  nbd_ioctl+0x56e/0xe10
[  604.072184][ T7958]  ? __pfx_nbd_ioctl+0x10/0x10
[  604.072218][ T7958]  ? __pfx_nbd_ioctl+0x10/0x10
[  604.072243][ T7958]  blkdev_ioctl+0x60e/0x710
[  604.072267][ T7958]  ? __pfx_blkdev_ioctl+0x10/0x10
[  604.072285][ T7958]  ? __fget_files+0x3a0/0x420
[  604.072308][ T7958]  ? __fget_files+0x2a/0x420
[  604.072333][ T7958]  ? bpf_lsm_file_ioctl+0x9/0x20
[  604.072355][ T7958]  ? __pfx_blkdev_ioctl+0x10/0x10
[  604.072375][ T7958]  __se_sys_ioctl+0xfc/0x170
[  604.072395][ T7958]  do_syscall_64+0xfa/0xfa0
[  604.072413][ T7958]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.072430][ T7958]  ? clear_bhb_loop+0x60/0xb0
[  604.072450][ T7958]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.072466][ T7958] RIP: 0033:0x7f8661b49569
[  604.072482][ T7958] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  604.072502][ T7958] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  604.072522][ T7958] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  604.072534][ T7958] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  604.072545][ T7958] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  604.072556][ T7958] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  604.072566][ T7958] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  604.072595][ T7958]  </TASK>
[  604.385883][ T7958] block nbd0: shutting down sockets
[  604.488841][ T7960] FAULT_INJECTION: forcing a failure.
[  604.488841][ T7960] name failslab, interval 1, probability 0, space 0, times 0
[  604.501653][ T7960] CPU: 0 UID: 0 PID: 7960 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  604.501673][ T7960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  604.501681][ T7960] Call Trace:
[  604.501688][ T7960]  <TASK>
[  604.501694][ T7960]  dump_stack_lvl+0x189/0x250
[  604.501716][ T7960]  ? __pfx____ratelimit+0x10/0x10
[  604.501735][ T7960]  ? __pfx_dump_stack_lvl+0x10/0x10
[  604.501754][ T7960]  ? __pfx__printk+0x10/0x10
[  604.501778][ T7960]  ? __pfx___might_resched+0x10/0x10
[  604.501813][ T7960]  should_fail_ex+0x414/0x560
[  604.501846][ T7960]  should_failslab+0xa8/0x100
[  604.501869][ T7960]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  604.501885][ T7960]  ? __d_alloc+0x37/0x6f0
[  604.501899][ T7960]  __d_alloc+0x37/0x6f0
[  604.501915][ T7960]  d_alloc+0x4b/0x190
[  604.501924][ T7960]  ? lookup_one_qstr_excl+0xc8/0x360
[  604.501947][ T7960]  lookup_one_qstr_excl+0xdc/0x360
[  604.501969][ T7960]  ? lookup_noperm_common+0x245/0x430
[  604.501990][ T7960]  start_dirop+0x5c/0x90
[  604.502012][ T7960]  simple_start_creating+0xc4/0x100
[  604.502042][ T7960]  ? __pfx_simple_start_creating+0x10/0x10
[  604.502067][ T7960]  debugfs_start_creating+0xea/0x1b0
[  604.502081][ T7960]  __debugfs_create_file+0x6f/0x400
[  604.502096][ T7960]  debugfs_create_file_unsafe+0x3a/0x50
[  604.502110][ T7960]  nbd_start_device+0x3b6/0xb10
[  604.502136][ T7960]  nbd_ioctl+0x56e/0xe10
[  604.502157][ T7960]  ? __pfx_nbd_ioctl+0x10/0x10
[  604.502182][ T7960]  ? __pfx_nbd_ioctl+0x10/0x10
[  604.502200][ T7960]  blkdev_ioctl+0x60e/0x710
[  604.502218][ T7960]  ? __pfx_blkdev_ioctl+0x10/0x10
[  604.502231][ T7960]  ? __fget_files+0x3a0/0x420
[  604.502247][ T7960]  ? __fget_files+0x2a/0x420
[  604.502266][ T7960]  ? bpf_lsm_file_ioctl+0x9/0x20
[  604.502286][ T7960]  ? __pfx_blkdev_ioctl+0x10/0x10
[  604.502301][ T7960]  __se_sys_ioctl+0xfc/0x170
[  604.502316][ T7960]  do_syscall_64+0xfa/0xfa0
[  604.502329][ T7960]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.502341][ T7960]  ? clear_bhb_loop+0x60/0xb0
[  604.502356][ T7960]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  604.502368][ T7960] RIP: 0033:0x7f8661b49569
[  604.502381][ T7960] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  604.502392][ T7960] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  604.502407][ T7960] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  604.502416][ T7960] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  604.502424][ T7960] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  604.502433][ T7960] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  604.502441][ T7960] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  604.502461][ T7960]  </TASK>
[  604.896471][ T7960] block nbd0: shutting down sockets
[  605.008508][ T7963] FAULT_INJECTION: forcing a failure.
[  605.008508][ T7963] name failslab, interval 1, probability 0, space 0, times 0
[  605.021331][ T7963] CPU: 0 UID: 0 PID: 7963 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  605.021358][ T7963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  605.021372][ T7963] Call Trace:
[  605.021381][ T7963]  <TASK>
[  605.021390][ T7963]  dump_stack_lvl+0x189/0x250
[  605.021426][ T7963]  ? __pfx____ratelimit+0x10/0x10
[  605.021458][ T7963]  ? __pfx_dump_stack_lvl+0x10/0x10
[  605.021488][ T7963]  ? __pfx__printk+0x10/0x10
[  605.021519][ T7963]  ? __pfx___might_resched+0x10/0x10
[  605.021553][ T7963]  should_fail_ex+0x414/0x560
[  605.021587][ T7963]  should_failslab+0xa8/0x100
[  605.021618][ T7963]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  605.021644][ T7963]  ? __d_alloc+0x37/0x6f0
[  605.021669][ T7963]  __d_alloc+0x37/0x6f0
[  605.021696][ T7963]  d_alloc+0x4b/0x190
[  605.021713][ T7963]  ? lookup_one_qstr_excl+0xc8/0x360
[  605.021747][ T7963]  lookup_one_qstr_excl+0xdc/0x360
[  605.021776][ T7963]  ? lookup_noperm_common+0x245/0x430
[  605.021810][ T7963]  start_dirop+0x5c/0x90
[  605.021839][ T7963]  simple_start_creating+0xc4/0x100
[  605.021870][ T7963]  ? __pfx_simple_start_creating+0x10/0x10
[  605.021915][ T7963]  debugfs_start_creating+0xea/0x1b0
[  605.021939][ T7963]  __debugfs_create_file+0x6f/0x400
[  605.021965][ T7963]  debugfs_create_file_unsafe+0x3a/0x50
[  605.021990][ T7963]  nbd_start_device+0x3b6/0xb10
[  605.022042][ T7963]  nbd_ioctl+0x56e/0xe10
[  605.022079][ T7963]  ? __pfx_nbd_ioctl+0x10/0x10
[  605.022121][ T7963]  ? __pfx_nbd_ioctl+0x10/0x10
[  605.022152][ T7963]  blkdev_ioctl+0x60e/0x710
[  605.022181][ T7963]  ? __pfx_blkdev_ioctl+0x10/0x10
[  605.022204][ T7963]  ? __fget_files+0x3a0/0x420
[  605.022231][ T7963]  ? __fget_files+0x2a/0x420
[  605.022264][ T7963]  ? bpf_lsm_file_ioctl+0x9/0x20
[  605.022291][ T7963]  ? __pfx_blkdev_ioctl+0x10/0x10
[  605.022316][ T7963]  __se_sys_ioctl+0xfc/0x170
[  605.022343][ T7963]  do_syscall_64+0xfa/0xfa0
[  605.022370][ T7963]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.022390][ T7963]  ? clear_bhb_loop+0x60/0xb0
[  605.022416][ T7963]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.022434][ T7963] RIP: 0033:0x7f8661b49569
[  605.022450][ T7963] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  605.022465][ T7963] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  605.022485][ T7963] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  605.022503][ T7963] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  605.022513][ T7963] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  605.022525][ T7963] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  605.022535][ T7963] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  605.022564][ T7963]  </TASK>
[  605.368437][ T7963] block nbd0: shutting down sockets
[  605.498313][ T7966] FAULT_INJECTION: forcing a failure.
[  605.498313][ T7966] name failslab, interval 1, probability 0, space 0, times 0
[  605.511168][ T7966] CPU: 0 UID: 0 PID: 7966 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  605.511196][ T7966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  605.511209][ T7966] Call Trace:
[  605.511217][ T7966]  <TASK>
[  605.511223][ T7966]  dump_stack_lvl+0x189/0x250
[  605.511247][ T7966]  ? __pfx____ratelimit+0x10/0x10
[  605.511269][ T7966]  ? __pfx_dump_stack_lvl+0x10/0x10
[  605.511287][ T7966]  ? __pfx__printk+0x10/0x10
[  605.511305][ T7966]  ? __pfx___might_resched+0x10/0x10
[  605.511325][ T7966]  should_fail_ex+0x414/0x560
[  605.511345][ T7966]  should_failslab+0xa8/0x100
[  605.511364][ T7966]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  605.511380][ T7966]  ? __d_alloc+0x37/0x6f0
[  605.511394][ T7966]  __d_alloc+0x37/0x6f0
[  605.511410][ T7966]  d_alloc+0x4b/0x190
[  605.511419][ T7966]  ? lookup_one_qstr_excl+0xc8/0x360
[  605.511439][ T7966]  lookup_one_qstr_excl+0xdc/0x360
[  605.511457][ T7966]  ? lookup_noperm_common+0x245/0x430
[  605.511477][ T7966]  start_dirop+0x5c/0x90
[  605.511496][ T7966]  simple_start_creating+0xc4/0x100
[  605.511514][ T7966]  ? __pfx_simple_start_creating+0x10/0x10
[  605.511539][ T7966]  debugfs_start_creating+0xea/0x1b0
[  605.511553][ T7966]  __debugfs_create_file+0x6f/0x400
[  605.511568][ T7966]  debugfs_create_file_unsafe+0x3a/0x50
[  605.511582][ T7966]  nbd_start_device+0x3b6/0xb10
[  605.511607][ T7966]  nbd_ioctl+0x56e/0xe10
[  605.511629][ T7966]  ? __pfx_nbd_ioctl+0x10/0x10
[  605.511653][ T7966]  ? __pfx_nbd_ioctl+0x10/0x10
[  605.511671][ T7966]  blkdev_ioctl+0x60e/0x710
[  605.511689][ T7966]  ? __pfx_blkdev_ioctl+0x10/0x10
[  605.511702][ T7966]  ? __fget_files+0x3a0/0x420
[  605.511718][ T7966]  ? __fget_files+0x2a/0x420
[  605.511737][ T7966]  ? bpf_lsm_file_ioctl+0x9/0x20
[  605.511754][ T7966]  ? __pfx_blkdev_ioctl+0x10/0x10
[  605.511769][ T7966]  __se_sys_ioctl+0xfc/0x170
[  605.511784][ T7966]  do_syscall_64+0xfa/0xfa0
[  605.511797][ T7966]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.511809][ T7966]  ? clear_bhb_loop+0x60/0xb0
[  605.511824][ T7966]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.511836][ T7966] RIP: 0033:0x7f8661b49569
[  605.511848][ T7966] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  605.511859][ T7966] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  605.511873][ T7966] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  605.511883][ T7966] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  605.511891][ T7966] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  605.511899][ T7966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  605.511907][ T7966] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  605.511927][ T7966]  </TASK>
[  605.867146][ T7966] block nbd0: shutting down sockets
[  605.969073][ T7968] FAULT_INJECTION: forcing a failure.
[  605.969073][ T7968] name failslab, interval 1, probability 0, space 0, times 0
[  605.981883][ T7968] CPU: 1 UID: 0 PID: 7968 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  605.981922][ T7968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  605.981930][ T7968] Call Trace:
[  605.981938][ T7968]  <TASK>
[  605.981944][ T7968]  dump_stack_lvl+0x189/0x250
[  605.981967][ T7968]  ? __pfx____ratelimit+0x10/0x10
[  605.981986][ T7968]  ? __pfx_dump_stack_lvl+0x10/0x10
[  605.982004][ T7968]  ? __pfx__printk+0x10/0x10
[  605.982028][ T7968]  ? __pfx___might_resched+0x10/0x10
[  605.982049][ T7968]  should_fail_ex+0x414/0x560
[  605.982070][ T7968]  should_failslab+0xa8/0x100
[  605.982088][ T7968]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  605.982104][ T7968]  ? __d_alloc+0x37/0x6f0
[  605.982118][ T7968]  __d_alloc+0x37/0x6f0
[  605.982134][ T7968]  d_alloc+0x4b/0x190
[  605.982144][ T7968]  ? lookup_one_qstr_excl+0xc8/0x360
[  605.982168][ T7968]  lookup_one_qstr_excl+0xdc/0x360
[  605.982190][ T7968]  ? lookup_noperm_common+0x245/0x430
[  605.982211][ T7968]  start_dirop+0x5c/0x90
[  605.982230][ T7968]  simple_start_creating+0xc4/0x100
[  605.982249][ T7968]  ? __pfx_simple_start_creating+0x10/0x10
[  605.982274][ T7968]  debugfs_start_creating+0xea/0x1b0
[  605.982288][ T7968]  __debugfs_create_file+0x6f/0x400
[  605.982303][ T7968]  debugfs_create_file_unsafe+0x3a/0x50
[  605.982317][ T7968]  nbd_start_device+0x3b6/0xb10
[  605.982341][ T7968]  nbd_ioctl+0x56e/0xe10
[  605.982363][ T7968]  ? __pfx_nbd_ioctl+0x10/0x10
[  605.982387][ T7968]  ? __pfx_nbd_ioctl+0x10/0x10
[  605.982405][ T7968]  blkdev_ioctl+0x60e/0x710
[  605.982422][ T7968]  ? __pfx_blkdev_ioctl+0x10/0x10
[  605.982441][ T7968]  ? __fget_files+0x3a0/0x420
[  605.982457][ T7968]  ? __fget_files+0x2a/0x420
[  605.982476][ T7968]  ? bpf_lsm_file_ioctl+0x9/0x20
[  605.982495][ T7968]  ? __pfx_blkdev_ioctl+0x10/0x10
[  605.982510][ T7968]  __se_sys_ioctl+0xfc/0x170
[  605.982525][ T7968]  do_syscall_64+0xfa/0xfa0
[  605.982538][ T7968]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.982550][ T7968]  ? clear_bhb_loop+0x60/0xb0
[  605.982566][ T7968]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  605.982577][ T7968] RIP: 0033:0x7f8661b49569
[  605.982590][ T7968] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  605.982601][ T7968] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  605.982616][ T7968] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  605.982625][ T7968] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  605.982633][ T7968] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  605.982642][ T7968] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  605.982650][ T7968] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  605.982670][ T7968]  </TASK>
[  606.374534][ T7968] block nbd0: shutting down sockets
[  606.479510][ T7970] FAULT_INJECTION: forcing a failure.
[  606.479510][ T7970] name failslab, interval 1, probability 0, space 0, times 0
[  606.492454][ T7970] CPU: 1 UID: 0 PID: 7970 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  606.492484][ T7970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  606.492496][ T7970] Call Trace:
[  606.492504][ T7970]  <TASK>
[  606.492511][ T7970]  dump_stack_lvl+0x189/0x250
[  606.492541][ T7970]  ? __pfx____ratelimit+0x10/0x10
[  606.492566][ T7970]  ? __pfx_dump_stack_lvl+0x10/0x10
[  606.492590][ T7970]  ? __pfx__printk+0x10/0x10
[  606.492615][ T7970]  ? __pfx___might_resched+0x10/0x10
[  606.492643][ T7970]  should_fail_ex+0x414/0x560
[  606.492670][ T7970]  should_failslab+0xa8/0x100
[  606.492695][ T7970]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  606.492716][ T7970]  ? __d_alloc+0x37/0x6f0
[  606.492736][ T7970]  __d_alloc+0x37/0x6f0
[  606.492757][ T7970]  d_alloc+0x4b/0x190
[  606.492770][ T7970]  ? lookup_one_qstr_excl+0xc8/0x360
[  606.492796][ T7970]  lookup_one_qstr_excl+0xdc/0x360
[  606.492820][ T7970]  ? lookup_noperm_common+0x245/0x430
[  606.492848][ T7970]  start_dirop+0x5c/0x90
[  606.492872][ T7970]  simple_start_creating+0xc4/0x100
[  606.492898][ T7970]  ? __pfx_simple_start_creating+0x10/0x10
[  606.492934][ T7970]  debugfs_start_creating+0xea/0x1b0
[  606.492952][ T7970]  __debugfs_create_file+0x6f/0x400
[  606.492972][ T7970]  debugfs_create_file_unsafe+0x3a/0x50
[  606.492991][ T7970]  nbd_start_device+0x3b6/0xb10
[  606.493027][ T7970]  nbd_ioctl+0x56e/0xe10
[  606.493056][ T7970]  ? __pfx_nbd_ioctl+0x10/0x10
[  606.493091][ T7970]  ? __pfx_nbd_ioctl+0x10/0x10
[  606.493115][ T7970]  blkdev_ioctl+0x60e/0x710
[  606.493139][ T7970]  ? __pfx_blkdev_ioctl+0x10/0x10
[  606.493156][ T7970]  ? __fget_files+0x3a0/0x420
[  606.493178][ T7970]  ? __fget_files+0x2a/0x420
[  606.493205][ T7970]  ? bpf_lsm_file_ioctl+0x9/0x20
[  606.493227][ T7970]  ? __pfx_blkdev_ioctl+0x10/0x10
[  606.493255][ T7970]  __se_sys_ioctl+0xfc/0x170
[  606.493276][ T7970]  do_syscall_64+0xfa/0xfa0
[  606.493294][ T7970]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  606.493310][ T7970]  ? clear_bhb_loop+0x60/0xb0
[  606.493331][ T7970]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  606.493346][ T7970] RIP: 0033:0x7f8661b49569
[  606.493362][ T7970] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  606.493377][ T7970] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  606.493397][ T7970] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  606.493409][ T7970] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  606.493419][ T7970] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  606.493431][ T7970] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  606.493442][ T7970] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  606.493471][ T7970]  </TASK>
[  606.885479][ T7970] block nbd0: shutting down sockets
[  607.038081][ T7973] block nbd0: Device being setup by another task
[  607.168031][ T7972] block nbd0: shutting down sockets
[  607.423034][ T7976] block nbd0: shutting down sockets
[  607.548015][ T7979] block nbd0: Device being setup by another task
[  607.707650][ T7978] block nbd0: shutting down sockets
[  607.858070][ T7982] block nbd0: Device being setup by another task
[  607.864713][ T7981] FAULT_INJECTION: forcing a failure.
[  607.864713][ T7981] name failslab, interval 1, probability 0, space 0, times 0
[  607.877500][ T7981] CPU: 0 UID: 0 PID: 7981 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  607.877527][ T7981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  607.877540][ T7981] Call Trace:
[  607.877549][ T7981]  <TASK>
[  607.877558][ T7981]  dump_stack_lvl+0x189/0x250
[  607.877591][ T7981]  ? __pfx____ratelimit+0x10/0x10
[  607.877621][ T7981]  ? __pfx_dump_stack_lvl+0x10/0x10
[  607.877650][ T7981]  ? __pfx__printk+0x10/0x10
[  607.877678][ T7981]  ? __pfx___might_resched+0x10/0x10
[  607.877713][ T7981]  should_fail_ex+0x414/0x560
[  607.877746][ T7981]  should_failslab+0xa8/0x100
[  607.877778][ T7981]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  607.877802][ T7981]  ? __d_alloc+0x37/0x6f0
[  607.877826][ T7981]  __d_alloc+0x37/0x6f0
[  607.877868][ T7981]  d_alloc+0x4b/0x190
[  607.877890][ T7981]  ? lookup_one_qstr_excl+0xc8/0x360
[  607.877923][ T7981]  lookup_one_qstr_excl+0xdc/0x360
[  607.877953][ T7981]  ? lookup_noperm_common+0x245/0x430
[  607.877985][ T7981]  start_dirop+0x5c/0x90
[  607.878015][ T7981]  simple_start_creating+0xc4/0x100
[  607.878045][ T7981]  ? __pfx_simple_start_creating+0x10/0x10
[  607.878088][ T7981]  debugfs_start_creating+0xea/0x1b0
[  607.878114][ T7981]  __debugfs_create_file+0x6f/0x400
[  607.878140][ T7981]  debugfs_create_file_unsafe+0x3a/0x50
[  607.878167][ T7981]  nbd_start_device+0x3b6/0xb10
[  607.878212][ T7981]  nbd_ioctl+0x56e/0xe10
[  607.878257][ T7981]  ? __pfx_nbd_ioctl+0x10/0x10
[  607.878301][ T7981]  ? __pfx_nbd_ioctl+0x10/0x10
[  607.878332][ T7981]  blkdev_ioctl+0x60e/0x710
[  607.878374][ T7981]  ? __pfx_blkdev_ioctl+0x10/0x10
[  607.878397][ T7981]  ? __fget_files+0x3a0/0x420
[  607.878425][ T7981]  ? __fget_files+0x2a/0x420
[  607.878458][ T7981]  ? bpf_lsm_file_ioctl+0x9/0x20
[  607.878485][ T7981]  ? __pfx_blkdev_ioctl+0x10/0x10
[  607.878511][ T7981]  __se_sys_ioctl+0xfc/0x170
[  607.878537][ T7981]  do_syscall_64+0xfa/0xfa0
[  607.878559][ T7981]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  607.878581][ T7981]  ? clear_bhb_loop+0x60/0xb0
[  607.878605][ T7981]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  607.878624][ T7981] RIP: 0033:0x7f8661b49569
[  607.878643][ T7981] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  607.878662][ T7981] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  607.878686][ T7981] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  607.878701][ T7981] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  607.878714][ T7981] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  607.878728][ T7981] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  607.878741][ T7981] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  607.878778][ T7981]  </TASK>
[  608.210014][ T7981] block nbd0: shutting down sockets
[  608.298099][ T7985] block nbd0: Device being setup by another task
[  608.305322][ T7984] FAULT_INJECTION: forcing a failure.
[  608.305322][ T7984] name failslab, interval 1, probability 0, space 0, times 0
[  608.318213][ T7984] CPU: 1 UID: 0 PID: 7984 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  608.318232][ T7984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  608.318239][ T7984] Call Trace:
[  608.318245][ T7984]  <TASK>
[  608.318251][ T7984]  dump_stack_lvl+0x189/0x250
[  608.318273][ T7984]  ? __pfx____ratelimit+0x10/0x10
[  608.318293][ T7984]  ? __pfx_dump_stack_lvl+0x10/0x10
[  608.318311][ T7984]  ? __pfx__printk+0x10/0x10
[  608.318329][ T7984]  ? __pfx___might_resched+0x10/0x10
[  608.318349][ T7984]  should_fail_ex+0x414/0x560
[  608.318370][ T7984]  should_failslab+0xa8/0x100
[  608.318388][ T7984]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  608.318403][ T7984]  ? __d_alloc+0x37/0x6f0
[  608.318418][ T7984]  __d_alloc+0x37/0x6f0
[  608.318433][ T7984]  d_alloc+0x4b/0x190
[  608.318442][ T7984]  ? lookup_one_qstr_excl+0xc8/0x360
[  608.318462][ T7984]  lookup_one_qstr_excl+0xdc/0x360
[  608.318479][ T7984]  ? lookup_noperm_common+0x245/0x430
[  608.318499][ T7984]  start_dirop+0x5c/0x90
[  608.318518][ T7984]  simple_start_creating+0xc4/0x100
[  608.318536][ T7984]  ? __pfx_simple_start_creating+0x10/0x10
[  608.318561][ T7984]  debugfs_start_creating+0xea/0x1b0
[  608.318576][ T7984]  __debugfs_create_file+0x6f/0x400
[  608.318590][ T7984]  debugfs_create_file_unsafe+0x3a/0x50
[  608.318604][ T7984]  nbd_start_device+0x3b6/0xb10
[  608.318629][ T7984]  nbd_ioctl+0x56e/0xe10
[  608.318650][ T7984]  ? __pfx_nbd_ioctl+0x10/0x10
[  608.318675][ T7984]  ? __pfx_nbd_ioctl+0x10/0x10
[  608.318693][ T7984]  blkdev_ioctl+0x60e/0x710
[  608.318710][ T7984]  ? __pfx_blkdev_ioctl+0x10/0x10
[  608.318724][ T7984]  ? __fget_files+0x3a0/0x420
[  608.318740][ T7984]  ? __fget_files+0x2a/0x420
[  608.318759][ T7984]  ? bpf_lsm_file_ioctl+0x9/0x20
[  608.318775][ T7984]  ? __pfx_blkdev_ioctl+0x10/0x10
[  608.318790][ T7984]  __se_sys_ioctl+0xfc/0x170
[  608.318805][ T7984]  do_syscall_64+0xfa/0xfa0
[  608.318818][ T7984]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  608.318830][ T7984]  ? clear_bhb_loop+0x60/0xb0
[  608.318845][ T7984]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  608.318856][ T7984] RIP: 0033:0x7f8661b49569
[  608.318869][ T7984] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  608.318881][ T7984] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  608.318896][ T7984] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  608.318905][ T7984] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  608.318913][ T7984] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  608.318922][ T7984] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  608.318930][ T7984] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  608.318950][ T7984]  </TASK>
[  608.713865][ T7984] block nbd0: shutting down sockets
[  608.991033][ T7987] block nbd0: shutting down sockets
[  609.108345][ T7990] FAULT_INJECTION: forcing a failure.
[  609.108345][ T7990] name failslab, interval 1, probability 0, space 0, times 0
[  609.121161][ T7990] CPU: 1 UID: 0 PID: 7990 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  609.121181][ T7990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  609.121189][ T7990] Call Trace:
[  609.121195][ T7990]  <TASK>
[  609.121201][ T7990]  dump_stack_lvl+0x189/0x250
[  609.121228][ T7990]  ? __pfx____ratelimit+0x10/0x10
[  609.121247][ T7990]  ? __pfx_dump_stack_lvl+0x10/0x10
[  609.121266][ T7990]  ? __pfx__printk+0x10/0x10
[  609.121284][ T7990]  ? __pfx___might_resched+0x10/0x10
[  609.121305][ T7990]  should_fail_ex+0x414/0x560
[  609.121325][ T7990]  should_failslab+0xa8/0x100
[  609.121344][ T7990]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  609.121359][ T7990]  ? __d_alloc+0x37/0x6f0
[  609.121373][ T7990]  __d_alloc+0x37/0x6f0
[  609.121388][ T7990]  d_alloc+0x4b/0x190
[  609.121398][ T7990]  ? lookup_one_qstr_excl+0xc8/0x360
[  609.121417][ T7990]  lookup_one_qstr_excl+0xdc/0x360
[  609.121435][ T7990]  ? lookup_noperm_common+0x245/0x430
[  609.121455][ T7990]  start_dirop+0x5c/0x90
[  609.121474][ T7990]  simple_start_creating+0xc4/0x100
[  609.121492][ T7990]  ? __pfx_simple_start_creating+0x10/0x10
[  609.121518][ T7990]  debugfs_start_creating+0xea/0x1b0
[  609.121532][ T7990]  __debugfs_create_file+0x6f/0x400
[  609.121546][ T7990]  debugfs_create_file_unsafe+0x3a/0x50
[  609.121560][ T7990]  nbd_start_device+0x3b6/0xb10
[  609.121586][ T7990]  nbd_ioctl+0x56e/0xe10
[  609.121607][ T7990]  ? __pfx_nbd_ioctl+0x10/0x10
[  609.121632][ T7990]  ? __pfx_nbd_ioctl+0x10/0x10
[  609.121650][ T7990]  blkdev_ioctl+0x60e/0x710
[  609.121668][ T7990]  ? __pfx_blkdev_ioctl+0x10/0x10
[  609.121681][ T7990]  ? __fget_files+0x3a0/0x420
[  609.121698][ T7990]  ? __fget_files+0x2a/0x420
[  609.121716][ T7990]  ? bpf_lsm_file_ioctl+0x9/0x20
[  609.121733][ T7990]  ? __pfx_blkdev_ioctl+0x10/0x10
[  609.121747][ T7990]  __se_sys_ioctl+0xfc/0x170
[  609.121762][ T7990]  do_syscall_64+0xfa/0xfa0
[  609.121776][ T7990]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.121788][ T7990]  ? clear_bhb_loop+0x60/0xb0
[  609.121803][ T7990]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.121815][ T7990] RIP: 0033:0x7f8661b49569
[  609.121827][ T7990] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  609.121839][ T7990] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  609.121854][ T7990] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  609.121863][ T7990] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  609.121871][ T7990] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  609.121880][ T7990] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  609.121888][ T7990] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  609.121908][ T7990]  </TASK>
[  609.515939][ T7990] block nbd0: shutting down sockets
[  609.619140][ T7992] FAULT_INJECTION: forcing a failure.
[  609.619140][ T7992] name failslab, interval 1, probability 0, space 0, times 0
[  609.631926][ T7992] CPU: 0 UID: 0 PID: 7992 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  609.631946][ T7992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  609.631964][ T7992] Call Trace:
[  609.631970][ T7992]  <TASK>
[  609.631976][ T7992]  dump_stack_lvl+0x189/0x250
[  609.631998][ T7992]  ? __pfx____ratelimit+0x10/0x10
[  609.632018][ T7992]  ? __pfx_dump_stack_lvl+0x10/0x10
[  609.632036][ T7992]  ? __pfx__printk+0x10/0x10
[  609.632055][ T7992]  ? __pfx___might_resched+0x10/0x10
[  609.632075][ T7992]  should_fail_ex+0x414/0x560
[  609.632095][ T7992]  should_failslab+0xa8/0x100
[  609.632113][ T7992]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  609.632129][ T7992]  ? __d_alloc+0x37/0x6f0
[  609.632144][ T7992]  __d_alloc+0x37/0x6f0
[  609.632159][ T7992]  d_alloc+0x4b/0x190
[  609.632168][ T7992]  ? lookup_one_qstr_excl+0xc8/0x360
[  609.632188][ T7992]  lookup_one_qstr_excl+0xdc/0x360
[  609.632208][ T7992]  ? lookup_noperm_common+0x245/0x430
[  609.632229][ T7992]  start_dirop+0x5c/0x90
[  609.632247][ T7992]  simple_start_creating+0xc4/0x100
[  609.632266][ T7992]  ? __pfx_simple_start_creating+0x10/0x10
[  609.632292][ T7992]  debugfs_start_creating+0xea/0x1b0
[  609.632306][ T7992]  __debugfs_create_file+0x6f/0x400
[  609.632321][ T7992]  debugfs_create_file_unsafe+0x3a/0x50
[  609.632335][ T7992]  nbd_start_device+0x3b6/0xb10
[  609.632360][ T7992]  nbd_ioctl+0x56e/0xe10
[  609.632382][ T7992]  ? __pfx_nbd_ioctl+0x10/0x10
[  609.632406][ T7992]  ? __pfx_nbd_ioctl+0x10/0x10
[  609.632424][ T7992]  blkdev_ioctl+0x60e/0x710
[  609.632442][ T7992]  ? __pfx_blkdev_ioctl+0x10/0x10
[  609.632455][ T7992]  ? __fget_files+0x3a0/0x420
[  609.632471][ T7992]  ? __fget_files+0x2a/0x420
[  609.632490][ T7992]  ? bpf_lsm_file_ioctl+0x9/0x20
[  609.632511][ T7992]  ? __pfx_blkdev_ioctl+0x10/0x10
[  609.632525][ T7992]  __se_sys_ioctl+0xfc/0x170
[  609.632542][ T7992]  do_syscall_64+0xfa/0xfa0
[  609.632555][ T7992]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.632567][ T7992]  ? clear_bhb_loop+0x60/0xb0
[  609.632582][ T7992]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  609.632593][ T7992] RIP: 0033:0x7f8661b49569
[  609.632606][ T7992] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  609.632618][ T7992] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  609.632633][ T7992] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  609.632642][ T7992] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  609.632650][ T7992] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  609.632659][ T7992] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  609.632667][ T7992] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  609.632687][ T7992]  </TASK>
[  610.023919][ T7992] block nbd0: shutting down sockets
[  610.148408][ T7995] FAULT_INJECTION: forcing a failure.
[  610.148408][ T7995] name failslab, interval 1, probability 0, space 0, times 0
[  610.161087][ T7995] CPU: 1 UID: 0 PID: 7995 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  610.161116][ T7995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  610.161128][ T7995] Call Trace:
[  610.161137][ T7995]  <TASK>
[  610.161144][ T7995]  dump_stack_lvl+0x189/0x250
[  610.161174][ T7995]  ? __pfx____ratelimit+0x10/0x10
[  610.161194][ T7995]  ? __pfx_dump_stack_lvl+0x10/0x10
[  610.161212][ T7995]  ? __pfx__printk+0x10/0x10
[  610.161230][ T7995]  ? __pfx___might_resched+0x10/0x10
[  610.161250][ T7995]  should_fail_ex+0x414/0x560
[  610.161270][ T7995]  should_failslab+0xa8/0x100
[  610.161289][ T7995]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  610.161304][ T7995]  ? __d_alloc+0x37/0x6f0
[  610.161319][ T7995]  __d_alloc+0x37/0x6f0
[  610.161334][ T7995]  d_alloc+0x4b/0x190
[  610.161343][ T7995]  ? lookup_one_qstr_excl+0xc8/0x360
[  610.161363][ T7995]  lookup_one_qstr_excl+0xdc/0x360
[  610.161381][ T7995]  ? lookup_noperm_common+0x245/0x430
[  610.161401][ T7995]  start_dirop+0x5c/0x90
[  610.161419][ T7995]  simple_start_creating+0xc4/0x100
[  610.161438][ T7995]  ? __pfx_simple_start_creating+0x10/0x10
[  610.161463][ T7995]  debugfs_start_creating+0xea/0x1b0
[  610.161478][ T7995]  __debugfs_create_file+0x6f/0x400
[  610.161492][ T7995]  debugfs_create_file_unsafe+0x3a/0x50
[  610.161506][ T7995]  nbd_start_device+0x3b6/0xb10
[  610.161531][ T7995]  nbd_ioctl+0x56e/0xe10
[  610.161552][ T7995]  ? __pfx_nbd_ioctl+0x10/0x10
[  610.161593][ T7995]  ? __pfx_nbd_ioctl+0x10/0x10
[  610.161623][ T7995]  blkdev_ioctl+0x60e/0x710
[  610.161648][ T7995]  ? __pfx_blkdev_ioctl+0x10/0x10
[  610.161662][ T7995]  ? __fget_files+0x3a0/0x420
[  610.161678][ T7995]  ? __fget_files+0x2a/0x420
[  610.161697][ T7995]  ? bpf_lsm_file_ioctl+0x9/0x20
[  610.161714][ T7995]  ? __pfx_blkdev_ioctl+0x10/0x10
[  610.161729][ T7995]  __se_sys_ioctl+0xfc/0x170
[  610.161745][ T7995]  do_syscall_64+0xfa/0xfa0
[  610.161759][ T7995]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.161771][ T7995]  ? clear_bhb_loop+0x60/0xb0
[  610.161786][ T7995]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.161798][ T7995] RIP: 0033:0x7f8661b49569
[  610.161810][ T7995] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  610.161822][ T7995] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  610.161837][ T7995] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  610.161846][ T7995] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  610.161854][ T7995] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  610.161863][ T7995] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  610.161871][ T7995] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  610.161891][ T7995]  </TASK>
[  610.553924][ T7995] block nbd0: shutting down sockets
[  610.678480][ T7998] FAULT_INJECTION: forcing a failure.
[  610.678480][ T7998] name failslab, interval 1, probability 0, space 0, times 0
[  610.691267][ T7998] CPU: 0 UID: 0 PID: 7998 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  610.691288][ T7998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  610.691296][ T7998] Call Trace:
[  610.691304][ T7998]  <TASK>
[  610.691310][ T7998]  dump_stack_lvl+0x189/0x250
[  610.691333][ T7998]  ? __pfx____ratelimit+0x10/0x10
[  610.691353][ T7998]  ? __pfx_dump_stack_lvl+0x10/0x10
[  610.691371][ T7998]  ? __pfx__printk+0x10/0x10
[  610.691389][ T7998]  ? __pfx___might_resched+0x10/0x10
[  610.691410][ T7998]  should_fail_ex+0x414/0x560
[  610.691430][ T7998]  should_failslab+0xa8/0x100
[  610.691448][ T7998]  kmem_cache_alloc_noprof+0x88/0x700
[  610.691463][ T7998]  ? security_inode_alloc+0x39/0x330
[  610.691479][ T7998]  security_inode_alloc+0x39/0x330
[  610.691494][ T7998]  inode_init_always_gfp+0x9ed/0xdc0
[  610.691515][ T7998]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  610.691527][ T7998]  alloc_inode+0x82/0x1b0
[  610.691545][ T7998]  new_inode+0x22/0x170
[  610.691565][ T7998]  __debugfs_create_file+0xb8/0x400
[  610.691580][ T7998]  debugfs_create_file_unsafe+0x3a/0x50
[  610.691594][ T7998]  nbd_start_device+0x39e/0xb10
[  610.691620][ T7998]  nbd_ioctl+0x56e/0xe10
[  610.691641][ T7998]  ? __pfx_nbd_ioctl+0x10/0x10
[  610.691666][ T7998]  ? __pfx_nbd_ioctl+0x10/0x10
[  610.691684][ T7998]  blkdev_ioctl+0x60e/0x710
[  610.691702][ T7998]  ? __pfx_blkdev_ioctl+0x10/0x10
[  610.691715][ T7998]  ? __fget_files+0x3a0/0x420
[  610.691732][ T7998]  ? __fget_files+0x2a/0x420
[  610.691751][ T7998]  ? bpf_lsm_file_ioctl+0x9/0x20
[  610.691768][ T7998]  ? __pfx_blkdev_ioctl+0x10/0x10
[  610.691782][ T7998]  __se_sys_ioctl+0xfc/0x170
[  610.691799][ T7998]  do_syscall_64+0xfa/0xfa0
[  610.691812][ T7998]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.691824][ T7998]  ? clear_bhb_loop+0x60/0xb0
[  610.691839][ T7998]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  610.691851][ T7998] RIP: 0033:0x7f8661b49569
[  610.691872][ T7998] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  610.691883][ T7998] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  610.691899][ T7998] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  610.691908][ T7998] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  610.691916][ T7998] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  610.691924][ T7998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  610.691933][ T7998] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  610.691953][ T7998]  </TASK>
[  610.691975][ T7998] debugfs: out of free dentries, can not create file 'size_bytes'
[  611.018344][ T7998] block nbd0: shutting down sockets
[  611.109705][ T8000] FAULT_INJECTION: forcing a failure.
[  611.109705][ T8000] name failslab, interval 1, probability 0, space 0, times 0
[  611.122803][ T8000] CPU: 0 UID: 0 PID: 8000 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  611.122833][ T8000] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  611.122841][ T8000] Call Trace:
[  611.122851][ T8000]  <TASK>
[  611.122857][ T8000]  dump_stack_lvl+0x189/0x250
[  611.122884][ T8000]  ? __pfx____ratelimit+0x10/0x10
[  611.122903][ T8000]  ? __pfx_dump_stack_lvl+0x10/0x10
[  611.122921][ T8000]  ? __pfx__printk+0x10/0x10
[  611.122938][ T8000]  ? __pfx___might_resched+0x10/0x10
[  611.122959][ T8000]  should_fail_ex+0x414/0x560
[  611.122978][ T8000]  should_failslab+0xa8/0x100
[  611.122997][ T8000]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  611.123013][ T8000]  ? __d_alloc+0x37/0x6f0
[  611.123027][ T8000]  __d_alloc+0x37/0x6f0
[  611.123043][ T8000]  d_alloc+0x4b/0x190
[  611.123052][ T8000]  ? lookup_one_qstr_excl+0xc8/0x360
[  611.123071][ T8000]  lookup_one_qstr_excl+0xdc/0x360
[  611.123088][ T8000]  ? lookup_noperm_common+0x245/0x430
[  611.123109][ T8000]  start_dirop+0x5c/0x90
[  611.123135][ T8000]  simple_start_creating+0xc4/0x100
[  611.123155][ T8000]  ? __pfx_simple_start_creating+0x10/0x10
[  611.123180][ T8000]  debugfs_start_creating+0xea/0x1b0
[  611.123194][ T8000]  __debugfs_create_file+0x6f/0x400
[  611.123208][ T8000]  debugfs_create_file_unsafe+0x3a/0x50
[  611.123223][ T8000]  nbd_start_device+0x3b6/0xb10
[  611.123248][ T8000]  nbd_ioctl+0x56e/0xe10
[  611.123269][ T8000]  ? __pfx_nbd_ioctl+0x10/0x10
[  611.123294][ T8000]  ? __pfx_nbd_ioctl+0x10/0x10
[  611.123312][ T8000]  blkdev_ioctl+0x60e/0x710
[  611.123330][ T8000]  ? __pfx_blkdev_ioctl+0x10/0x10
[  611.123343][ T8000]  ? __fget_files+0x3a0/0x420
[  611.123359][ T8000]  ? __fget_files+0x2a/0x420
[  611.123384][ T8000]  ? bpf_lsm_file_ioctl+0x9/0x20
[  611.123412][ T8000]  ? __pfx_blkdev_ioctl+0x10/0x10
[  611.123436][ T8000]  __se_sys_ioctl+0xfc/0x170
[  611.123461][ T8000]  do_syscall_64+0xfa/0xfa0
[  611.123484][ T8000]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.123501][ T8000]  ? clear_bhb_loop+0x60/0xb0
[  611.123517][ T8000]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.123529][ T8000] RIP: 0033:0x7f8661b49569
[  611.123542][ T8000] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  611.123553][ T8000] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  611.123568][ T8000] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  611.123578][ T8000] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  611.123586][ T8000] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  611.123594][ T8000] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  611.123602][ T8000] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  611.123623][ T8000]  </TASK>
[  611.438363][ T8000] block nbd0: shutting down sockets
[  611.548890][ T8002] FAULT_INJECTION: forcing a failure.
[  611.548890][ T8002] name failslab, interval 1, probability 0, space 0, times 0
[  611.561660][ T8002] CPU: 0 UID: 0 PID: 8002 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  611.561687][ T8002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  611.561698][ T8002] Call Trace:
[  611.561707][ T8002]  <TASK>
[  611.561715][ T8002]  dump_stack_lvl+0x189/0x250
[  611.561745][ T8002]  ? __pfx____ratelimit+0x10/0x10
[  611.561770][ T8002]  ? __pfx_dump_stack_lvl+0x10/0x10
[  611.561794][ T8002]  ? __pfx__printk+0x10/0x10
[  611.561819][ T8002]  ? __pfx___might_resched+0x10/0x10
[  611.561847][ T8002]  should_fail_ex+0x414/0x560
[  611.561874][ T8002]  should_failslab+0xa8/0x100
[  611.561898][ T8002]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  611.561918][ T8002]  ? __d_alloc+0x37/0x6f0
[  611.561940][ T8002]  __d_alloc+0x37/0x6f0
[  611.561962][ T8002]  d_alloc+0x4b/0x190
[  611.561975][ T8002]  ? lookup_one_qstr_excl+0xc8/0x360
[  611.562002][ T8002]  lookup_one_qstr_excl+0xdc/0x360
[  611.562025][ T8002]  ? lookup_noperm_common+0x245/0x430
[  611.562053][ T8002]  start_dirop+0x5c/0x90
[  611.562078][ T8002]  simple_start_creating+0xc4/0x100
[  611.562104][ T8002]  ? __pfx_simple_start_creating+0x10/0x10
[  611.562140][ T8002]  debugfs_start_creating+0xea/0x1b0
[  611.562159][ T8002]  __debugfs_create_file+0x6f/0x400
[  611.562187][ T8002]  debugfs_create_file_unsafe+0x3a/0x50
[  611.562207][ T8002]  nbd_start_device+0x3b6/0xb10
[  611.562241][ T8002]  nbd_ioctl+0x56e/0xe10
[  611.562270][ T8002]  ? __pfx_nbd_ioctl+0x10/0x10
[  611.562305][ T8002]  ? __pfx_nbd_ioctl+0x10/0x10
[  611.562330][ T8002]  blkdev_ioctl+0x60e/0x710
[  611.562364][ T8002]  ? __pfx_blkdev_ioctl+0x10/0x10
[  611.562382][ T8002]  ? __fget_files+0x3a0/0x420
[  611.562404][ T8002]  ? __fget_files+0x2a/0x420
[  611.562430][ T8002]  ? bpf_lsm_file_ioctl+0x9/0x20
[  611.562453][ T8002]  ? __pfx_blkdev_ioctl+0x10/0x10
[  611.562473][ T8002]  __se_sys_ioctl+0xfc/0x170
[  611.562494][ T8002]  do_syscall_64+0xfa/0xfa0
[  611.562512][ T8002]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.562528][ T8002]  ? clear_bhb_loop+0x60/0xb0
[  611.562549][ T8002]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  611.562564][ T8002] RIP: 0033:0x7f8661b49569
[  611.562580][ T8002] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  611.562594][ T8002] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  611.562616][ T8002] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  611.562631][ T8002] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  611.562642][ T8002] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  611.562654][ T8002] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  611.562665][ T8002] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  611.562694][ T8002]  </TASK>
[  611.956120][ T8002] block nbd0: shutting down sockets
[  612.069606][ T8004] FAULT_INJECTION: forcing a failure.
[  612.069606][ T8004] name failslab, interval 1, probability 0, space 0, times 0
[  612.082548][ T8004] CPU: 1 UID: 0 PID: 8004 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  612.082578][ T8004] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  612.082591][ T8004] Call Trace:
[  612.082602][ T8004]  <TASK>
[  612.082611][ T8004]  dump_stack_lvl+0x189/0x250
[  612.082634][ T8004]  ? __pfx____ratelimit+0x10/0x10
[  612.082653][ T8004]  ? __pfx_dump_stack_lvl+0x10/0x10
[  612.082672][ T8004]  ? __pfx__printk+0x10/0x10
[  612.082689][ T8004]  ? __pfx___might_resched+0x10/0x10
[  612.082710][ T8004]  should_fail_ex+0x414/0x560
[  612.082730][ T8004]  should_failslab+0xa8/0x100
[  612.082749][ T8004]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  612.082764][ T8004]  ? __d_alloc+0x37/0x6f0
[  612.082778][ T8004]  __d_alloc+0x37/0x6f0
[  612.082793][ T8004]  d_alloc+0x4b/0x190
[  612.082803][ T8004]  ? lookup_one_qstr_excl+0xc8/0x360
[  612.082822][ T8004]  lookup_one_qstr_excl+0xdc/0x360
[  612.082841][ T8004]  ? lookup_noperm_common+0x245/0x430
[  612.082864][ T8004]  start_dirop+0x5c/0x90
[  612.082882][ T8004]  simple_start_creating+0xc4/0x100
[  612.082901][ T8004]  ? __pfx_simple_start_creating+0x10/0x10
[  612.082927][ T8004]  debugfs_start_creating+0xea/0x1b0
[  612.082941][ T8004]  __debugfs_create_file+0x6f/0x400
[  612.082956][ T8004]  debugfs_create_file_unsafe+0x3a/0x50
[  612.082970][ T8004]  nbd_start_device+0x3b6/0xb10
[  612.082996][ T8004]  nbd_ioctl+0x56e/0xe10
[  612.083025][ T8004]  ? __pfx_nbd_ioctl+0x10/0x10
[  612.083054][ T8004]  ? __pfx_nbd_ioctl+0x10/0x10
[  612.083072][ T8004]  blkdev_ioctl+0x60e/0x710
[  612.083098][ T8004]  ? __pfx_blkdev_ioctl+0x10/0x10
[  612.083112][ T8004]  ? __fget_files+0x3a0/0x420
[  612.083128][ T8004]  ? __fget_files+0x2a/0x420
[  612.083147][ T8004]  ? bpf_lsm_file_ioctl+0x9/0x20
[  612.083164][ T8004]  ? __pfx_blkdev_ioctl+0x10/0x10
[  612.083178][ T8004]  __se_sys_ioctl+0xfc/0x170
[  612.083194][ T8004]  do_syscall_64+0xfa/0xfa0
[  612.083207][ T8004]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  612.083219][ T8004]  ? clear_bhb_loop+0x60/0xb0
[  612.083234][ T8004]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  612.083246][ T8004] RIP: 0033:0x7f8661b49569
[  612.083260][ T8004] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  612.083271][ T8004] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  612.083286][ T8004] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  612.083296][ T8004] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  612.083304][ T8004] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  612.083312][ T8004] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  612.083320][ T8004] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  612.083341][ T8004]  </TASK>
[  612.388326][ T8004] block nbd0: shutting down sockets
[  612.538015][ T8007] block nbd0: Device being setup by another task
[  612.708367][ T8006] block nbd0: shutting down sockets
[  612.788073][ T8009] block nbd0: Device being setup by another task
[  612.837995][ T8010] block nbd0: Device being setup by another task
[  613.111828][ T8012] block nbd0: shutting down sockets
[  613.228311][ T8015] FAULT_INJECTION: forcing a failure.
[  613.228311][ T8015] name failslab, interval 1, probability 0, space 0, times 0
[  613.241033][ T8015] CPU: 0 UID: 0 PID: 8015 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  613.241061][ T8015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  613.241075][ T8015] Call Trace:
[  613.241085][ T8015]  <TASK>
[  613.241093][ T8015]  dump_stack_lvl+0x189/0x250
[  613.241116][ T8015]  ? __pfx____ratelimit+0x10/0x10
[  613.241136][ T8015]  ? __pfx_dump_stack_lvl+0x10/0x10
[  613.241154][ T8015]  ? __pfx__printk+0x10/0x10
[  613.241174][ T8015]  ? __pfx___might_resched+0x10/0x10
[  613.241195][ T8015]  should_fail_ex+0x414/0x560
[  613.241216][ T8015]  should_failslab+0xa8/0x100
[  613.241234][ T8015]  kmem_cache_alloc_noprof+0x88/0x700
[  613.241248][ T8015]  ? security_inode_alloc+0x39/0x330
[  613.241264][ T8015]  security_inode_alloc+0x39/0x330
[  613.241279][ T8015]  inode_init_always_gfp+0x9ed/0xdc0
[  613.241300][ T8015]  ? __pfx_debugfs_alloc_inode+0x10/0x10
[  613.241312][ T8015]  alloc_inode+0x82/0x1b0
[  613.241329][ T8015]  new_inode+0x22/0x170
[  613.241349][ T8015]  __debugfs_create_file+0xb8/0x400
[  613.241367][ T8015]  debugfs_create_file_unsafe+0x3a/0x50
[  613.241391][ T8015]  nbd_start_device+0x39e/0xb10
[  613.241433][ T8015]  nbd_ioctl+0x56e/0xe10
[  613.241462][ T8015]  ? __pfx_nbd_ioctl+0x10/0x10
[  613.241487][ T8015]  ? __pfx_nbd_ioctl+0x10/0x10
[  613.241505][ T8015]  blkdev_ioctl+0x60e/0x710
[  613.241523][ T8015]  ? __pfx_blkdev_ioctl+0x10/0x10
[  613.241536][ T8015]  ? __fget_files+0x3a0/0x420
[  613.241552][ T8015]  ? __fget_files+0x2a/0x420
[  613.241571][ T8015]  ? bpf_lsm_file_ioctl+0x9/0x20
[  613.241587][ T8015]  ? __pfx_blkdev_ioctl+0x10/0x10
[  613.241602][ T8015]  __se_sys_ioctl+0xfc/0x170
[  613.241618][ T8015]  do_syscall_64+0xfa/0xfa0
[  613.241631][ T8015]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.241643][ T8015]  ? clear_bhb_loop+0x60/0xb0
[  613.241657][ T8015]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.241669][ T8015] RIP: 0033:0x7f8661b49569
[  613.241682][ T8015] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  613.241693][ T8015] RSP: 002b:00007f8661ade208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  613.241708][ T8015] RAX: ffffffffffffffda RBX: 00007f8661bd0418 RCX: 00007f8661b49569
[  613.241718][ T8015] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  613.241726][ T8015] RBP: 00007f8661bd0410 R08: 00007f8661addfa6 R09: 0000000000003331
[  613.241734][ T8015] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  613.241742][ T8015] R13: 00007f8661ade210 R14: 0000000000000002 R15: 64626e2f7665642f
[  613.241762][ T8015]  </TASK>
[  613.241783][ T8015] debugfs: out of free dentries, can not create file 'size_bytes'
[  613.548488][ T8015] block nbd0: shutting down sockets
[  613.639255][ T8017] FAULT_INJECTION: forcing a failure.
[  613.639255][ T8017] name failslab, interval 1, probability 0, space 0, times 0
[  613.652115][ T8017] CPU: 1 UID: 0 PID: 8017 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  613.652134][ T8017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  613.652142][ T8017] Call Trace:
[  613.652149][ T8017]  <TASK>
[  613.652157][ T8017]  dump_stack_lvl+0x189/0x250
[  613.652180][ T8017]  ? __pfx____ratelimit+0x10/0x10
[  613.652200][ T8017]  ? __pfx_dump_stack_lvl+0x10/0x10
[  613.652218][ T8017]  ? __pfx__printk+0x10/0x10
[  613.652236][ T8017]  ? __pfx___might_resched+0x10/0x10
[  613.652256][ T8017]  should_fail_ex+0x414/0x560
[  613.652276][ T8017]  should_failslab+0xa8/0x100
[  613.652294][ T8017]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  613.652310][ T8017]  ? __d_alloc+0x37/0x6f0
[  613.652325][ T8017]  __d_alloc+0x37/0x6f0
[  613.652340][ T8017]  d_alloc+0x4b/0x190
[  613.652349][ T8017]  ? lookup_one_qstr_excl+0xc8/0x360
[  613.652368][ T8017]  lookup_one_qstr_excl+0xdc/0x360
[  613.652386][ T8017]  ? lookup_noperm_common+0x245/0x430
[  613.652406][ T8017]  start_dirop+0x5c/0x90
[  613.652424][ T8017]  simple_start_creating+0xc4/0x100
[  613.652443][ T8017]  ? __pfx_simple_start_creating+0x10/0x10
[  613.652468][ T8017]  debugfs_start_creating+0xea/0x1b0
[  613.652483][ T8017]  __debugfs_create_file+0x6f/0x400
[  613.652503][ T8017]  debugfs_create_file_unsafe+0x3a/0x50
[  613.652517][ T8017]  nbd_start_device+0x3b6/0xb10
[  613.652548][ T8017]  nbd_ioctl+0x56e/0xe10
[  613.652584][ T8017]  ? __pfx_nbd_ioctl+0x10/0x10
[  613.652626][ T8017]  ? __pfx_nbd_ioctl+0x10/0x10
[  613.652648][ T8017]  blkdev_ioctl+0x60e/0x710
[  613.652665][ T8017]  ? __pfx_blkdev_ioctl+0x10/0x10
[  613.652679][ T8017]  ? __fget_files+0x3a0/0x420
[  613.652695][ T8017]  ? __fget_files+0x2a/0x420
[  613.652714][ T8017]  ? bpf_lsm_file_ioctl+0x9/0x20
[  613.652730][ T8017]  ? __pfx_blkdev_ioctl+0x10/0x10
[  613.652745][ T8017]  __se_sys_ioctl+0xfc/0x170
[  613.652761][ T8017]  do_syscall_64+0xfa/0xfa0
[  613.652774][ T8017]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.652786][ T8017]  ? clear_bhb_loop+0x60/0xb0
[  613.652801][ T8017]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  613.652813][ T8017] RIP: 0033:0x7f8661b49569
[  613.652826][ T8017] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  613.652837][ T8017] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  613.652852][ T8017] RAX: ffffffffffffffda RBX: 00007f8661bd0408 RCX: 00007f8661b49569
[  613.652862][ T8017] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  613.652870][ T8017] RBP: 00007f8661bd0400 R08: 00007f8661afefa6 R09: 0000000000003331
[  613.652878][ T8017] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8661b9d194
[  613.652887][ T8017] R13: 00007f8661aff210 R14: 0000000000000002 R15: 64626e2f7665642f
[  613.652914][ T8017]  </TASK>
[  614.052437][ T8017] block nbd0: shutting down sockets
[  614.128817][ T8019] FAULT_INJECTION: forcing a failure.
[  614.128817][ T8019] name failslab, interval 1, probability 0, space 0, times 0
[  614.141706][ T8019] CPU: 0 UID: 0 PID: 8019 Comm: syz-executor354 Not tainted syzkaller #0 PREEMPT(full) 
[  614.141731][ T8019] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  614.141739][ T8019] Call Trace:
[  614.141746][ T8019]  <TASK>
[  614.141752][ T8019]  dump_stack_lvl+0x189/0x250
[  614.141775][ T8019]  ? __pfx____ratelimit+0x10/0x10
[  614.141794][ T8019]  ? __pfx_dump_stack_lvl+0x10/0x10
[  614.141812][ T8019]  ? __pfx__printk+0x10/0x10
[  614.141831][ T8019]  ? __pfx___might_resched+0x10/0x10
[  614.141851][ T8019]  should_fail_ex+0x414/0x560
[  614.141871][ T8019]  should_failslab+0xa8/0x100
[  614.141889][ T8019]  kmem_cache_alloc_lru_noprof+0x8d/0x6e0
[  614.141911][ T8019]  ? __d_alloc+0x37/0x6f0
[  614.141926][ T8019]  __d_alloc+0x37/0x6f0
[  614.141941][ T8019]  d_alloc+0x4b/0x190
[  614.141951][ T8019]  ? lookup_one_qstr_excl+0xc8/0x360
[  614.141970][ T8019]  lookup_one_qstr_excl+0xdc/0x360
[  614.141989][ T8019]  ? lookup_noperm_common+0x245/0x430
[  614.142009][ T8019]  start_dirop+0x5c/0x90
[  614.142027][ T8019]  simple_start_creating+0xc4/0x100
[  614.142045][ T8019]  ? __pfx_simple_start_creating+0x10/0x10
[  614.142071][ T8019]  debugfs_start_creating+0xea/0x1b0
[  614.142085][ T8019]  __debugfs_create_file+0x6f/0x400
[  614.142100][ T8019]  debugfs_create_file_unsafe+0x3a/0x50
[  614.142114][ T8019]  nbd_start_device+0x3b6/0xb10
[  614.142139][ T8019]  nbd_ioctl+0x56e/0xe10
[  614.142161][ T8019]  ? __pfx_nbd_ioctl+0x10/0x10
[  614.142185][ T8019]  ? __pfx_nbd_ioctl+0x10/0x10
[  614.142203][ T8019]  blkdev_ioctl+0x60e/0x710
[  614.142221][ T8019]  ? __pfx_blkdev_ioctl+0x10/0x10
[  614.142235][ T8019]  ? __fget_files+0x3a0/0x420
[  614.142251][ T8019]  ? __fget_files+0x2a/0x420
[  614.142270][ T8019]  ? bpf_lsm_file_ioctl+0x9/0x20
[  614.142287][ T8019]  ? __pfx_blkdev_ioctl+0x10/0x10
[  614.142301][ T8019]  __se_sys_ioctl+0xfc/0x170
[  614.142317][ T8019]  do_syscall_64+0xfa/0xfa0
[  614.142330][ T8019]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  614.142342][ T8019]  ? clear_bhb_loop+0x60/0xb0
[  614.142357][ T8019]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  614.142369][ T8019] RIP: 0033:0x7f8661b49569
[  614.142381][ T8019] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
[  614.142398][ T8019] RSP: 002b:00007f8661aff208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010