forked to background, child pid 3172
no interfaces have a carrier
[ 22.236825][ T3173] 8021q: adding VLAN 0 to HW filter on device bond0
[ 22.245839][ T3173] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.72' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 36.531398][ T3587] FAULT_INJECTION: forcing a failure.
[ 36.531398][ T3587] name failslab, interval 1, probability 0, space 0, times 1
[ 36.544310][ T3587] CPU: 0 PID: 3587 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 36.554812][ T3587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 36.564885][ T3587] Call Trace:
[ 36.568198][ T3587]
[ 36.571127][ T3587] dump_stack_lvl+0xcd/0x134
[ 36.576021][ T3587] should_fail.cold+0x5/0xa
[ 36.580526][ T3587] ? blk_alloc_flush_queue+0x91/0x320
[ 36.585895][ T3587] should_failslab+0x5/0x10
[ 36.590411][ T3587] kmem_cache_alloc_node_trace+0x59/0x310
[ 36.596155][ T3587] blk_alloc_flush_queue+0x91/0x320
[ 36.601359][ T3587] blk_mq_realloc_hw_ctxs+0xd4e/0x1460
[ 36.606866][ T3587] blk_mq_update_nr_hw_queues+0x593/0xd30
[ 36.612628][ T3587] ? blk_mq_init_queue+0x140/0x140
[ 36.617730][ T3587] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 36.623772][ T3587] nbd_start_device+0x157/0xd10
[ 36.628649][ T3587] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 36.634984][ T3587] ? security_capable+0x8f/0xc0
[ 36.639831][ T3587] nbd_ioctl+0x5f3/0xb10
[ 36.644065][ T3587] ? blk_ioctl_discard+0x330/0x330
[ 36.649165][ T3587] ? nbd_release+0x160/0x160
[ 36.653745][ T3587] ? find_held_lock+0x2d/0x110
[ 36.658539][ T3587] ? nbd_release+0x160/0x160
[ 36.663116][ T3587] blkdev_ioctl+0x37a/0x800
[ 36.667622][ T3587] ? blkdev_common_ioctl+0x1790/0x1790
[ 36.673067][ T3587] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 36.679324][ T3587] ? blkdev_common_ioctl+0x1790/0x1790
[ 36.684780][ T3587] __x64_sys_ioctl+0x193/0x200
[ 36.690094][ T3587] do_syscall_64+0x35/0xb0
[ 36.694522][ T3587] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 36.700404][ T3587] RIP: 0033:0x7f894cbb7349
[ 36.704910][ T3587] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 36.724507][ T3587] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 36.732921][ T3587] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 36.740874][ T3587] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 36.748849][ T3587] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 36.756854][ T3587] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 36.765513][ T3587] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 36.773482][ T3587]
executing program
[ 36.777039][ T3587] Increasing nr_hw_queues to 2 fails, fallback to 1
[ 36.789701][ T3587] block nbd0: shutting down sockets
[ 36.919972][ T3592] FAULT_INJECTION: forcing a failure.
[ 36.919972][ T3592] name failslab, interval 1, probability 0, space 0, times 0
[ 36.932675][ T3592] CPU: 0 PID: 3592 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 36.943186][ T3592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 36.953234][ T3592] Call Trace:
[ 36.956506][ T3592]
[ 36.959516][ T3592] dump_stack_lvl+0xcd/0x134
[ 36.964108][ T3592] should_fail.cold+0x5/0xa
[ 36.968603][ T3592] ? sbitmap_queue_init_node+0x1d8/0x460
[ 36.974320][ T3592] should_failslab+0x5/0x10
[ 36.978815][ T3592] kmem_cache_alloc_node_trace+0x59/0x310
[ 36.984577][ T3592] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 36.991050][ T3592] sbitmap_queue_init_node+0x1d8/0x460
[ 36.996525][ T3592] blk_mq_init_bitmaps+0x57/0x180
[ 37.001573][ T3592] blk_mq_init_tags+0x10b/0x170
[ 37.006559][ T3592] blk_mq_alloc_rq_map+0x81/0x200
[ 37.011632][ T3592] ? lockdep_init_map_type+0x2c3/0x7b0
[ 37.017111][ T3592] blk_mq_alloc_map_and_rqs+0x4b/0x180
[ 37.022587][ T3592] blk_mq_map_swqueue+0x8ae/0x1320
[ 37.027740][ T3592] blk_mq_update_nr_hw_queues+0x5ec/0xd30
[ 37.033488][ T3592] ? blk_mq_init_queue+0x140/0x140
[ 37.038611][ T3592] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 37.044427][ T3592] nbd_start_device+0x157/0xd10
[ 37.049274][ T3592] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 37.055517][ T3592] ? security_capable+0x8f/0xc0
[ 37.060488][ T3592] nbd_ioctl+0x5f3/0xb10
[ 37.064746][ T3592] ? blk_ioctl_discard+0x330/0x330
[ 37.069858][ T3592] ? nbd_release+0x160/0x160
[ 37.074523][ T3592] ? find_held_lock+0x2d/0x110
[ 37.079285][ T3592] ? nbd_release+0x160/0x160
[ 37.083863][ T3592] blkdev_ioctl+0x37a/0x800
[ 37.088359][ T3592] ? blkdev_common_ioctl+0x1790/0x1790
[ 37.093811][ T3592] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 37.100049][ T3592] ? blkdev_common_ioctl+0x1790/0x1790
[ 37.105499][ T3592] __x64_sys_ioctl+0x193/0x200
[ 37.110255][ T3592] do_syscall_64+0x35/0xb0
[ 37.114661][ T3592] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 37.120569][ T3592] RIP: 0033:0x7f894cbb7349
[ 37.124973][ T3592] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 37.144686][ T3592] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 37.153117][ T3592] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 37.161080][ T3592] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 37.169040][ T3592] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 37.177197][ T3592] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 37.185156][ T3592] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 37.193172][ T3592]
executing program
[ 37.214814][ T3592] block nbd0: shutting down sockets
[ 37.298119][ T3595] FAULT_INJECTION: forcing a failure.
[ 37.298119][ T3595] name fail_page_alloc, interval 1, probability 0, space 0, times 1
[ 37.311637][ T3595] CPU: 0 PID: 3595 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 37.322153][ T3595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 37.332217][ T3595] Call Trace:
[ 37.335521][ T3595]
[ 37.338444][ T3595] dump_stack_lvl+0xcd/0x134
[ 37.343035][ T3595] should_fail.cold+0x5/0xa
[ 37.347559][ T3595] prepare_alloc_pages+0x17b/0x570
[ 37.352672][ T3595] ? mark_lock+0xef/0x17b0
[ 37.357086][ T3595] __alloc_pages+0x12f/0x500
[ 37.361669][ T3595] ? lock_chain_count+0x20/0x20
[ 37.366512][ T3595] ? __alloc_pages_slowpath.constprop.0+0x20d0/0x20d0
[ 37.373304][ T3595] ? local_lock_release+0x1d/0x60
[ 37.378332][ T3595] alloc_pages+0x1aa/0x310
[ 37.382745][ T3595] ? mark_held_locks+0x9f/0xe0
[ 37.387512][ T3595] new_slab+0x28a/0x3b0
[ 37.391753][ T3595] ___slab_alloc+0x87c/0xe90
[ 37.396364][ T3595] ? security_inode_alloc+0x34/0x160
[ 37.401650][ T3595] ? security_inode_alloc+0x34/0x160
[ 37.406925][ T3595] __slab_alloc.constprop.0+0x4d/0xa0
[ 37.412296][ T3595] ? security_inode_alloc+0x34/0x160
[ 37.417573][ T3595] kmem_cache_alloc+0x35c/0x3a0
[ 37.422422][ T3595] security_inode_alloc+0x34/0x160
[ 37.427550][ T3595] inode_init_always+0x5d8/0xd70
[ 37.432485][ T3595] alloc_inode+0x82/0x230
[ 37.436805][ T3595] new_inode+0x27/0x2f0
[ 37.440979][ T3595] debugfs_get_inode+0x1a/0x130
[ 37.445917][ T3595] __debugfs_create_file+0x11a/0x540
[ 37.451298][ T3595] debugfs_create_u64+0x6c/0xa0
[ 37.456144][ T3595] nbd_start_device+0x486/0xd10
[ 37.460983][ T3595] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 37.467221][ T3595] ? security_capable+0x8f/0xc0
[ 37.472068][ T3595] nbd_ioctl+0x5f3/0xb10
[ 37.476299][ T3595] ? blk_ioctl_discard+0x330/0x330
[ 37.481399][ T3595] ? nbd_release+0x160/0x160
[ 37.485977][ T3595] ? find_held_lock+0x2d/0x110
[ 37.490741][ T3595] ? nbd_release+0x160/0x160
[ 37.495354][ T3595] blkdev_ioctl+0x37a/0x800
[ 37.499851][ T3595] ? blkdev_common_ioctl+0x1790/0x1790
[ 37.505299][ T3595] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 37.511621][ T3595] ? blkdev_common_ioctl+0x1790/0x1790
[ 37.517101][ T3595] __x64_sys_ioctl+0x193/0x200
[ 37.521947][ T3595] do_syscall_64+0x35/0xb0
[ 37.526354][ T3595] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 37.532246][ T3595] RIP: 0033:0x7f894cbb7349
[ 37.536660][ T3595] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 37.556531][ T3595] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 37.564945][ T3595] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 37.572919][ T3595] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 37.580988][ T3595] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 37.589129][ T3595] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 37.597121][ T3595] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 37.605109][ T3595]
executing program
[ 37.722207][ T3595] block nbd0: shutting down sockets
[ 37.827991][ T3598] FAULT_INJECTION: forcing a failure.
[ 37.827991][ T3598] name failslab, interval 1, probability 0, space 0, times 0
[ 37.840825][ T3598] CPU: 1 PID: 3598 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 37.851335][ T3598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 37.861383][ T3598] Call Trace:
[ 37.864653][ T3598]
[ 37.867574][ T3598] dump_stack_lvl+0xcd/0x134
[ 37.872182][ T3598] should_fail.cold+0x5/0xa
[ 37.876675][ T3598] ? __d_alloc+0x2a/0x950
[ 37.880999][ T3598] should_failslab+0x5/0x10
[ 37.885525][ T3598] kmem_cache_alloc+0x5e/0x3a0
[ 37.890285][ T3598] ? mark_lock+0xef/0x17b0
[ 37.894694][ T3598] __d_alloc+0x2a/0x950
[ 37.898859][ T3598] ? mark_lock+0xef/0x17b0
[ 37.903400][ T3598] d_alloc+0x4a/0x230
[ 37.907404][ T3598] d_alloc_parallel+0xe7/0x1af0
[ 37.912258][ T3598] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 37.918249][ T3598] ? __d_lookup_rcu+0x750/0x750
[ 37.923109][ T3598] ? lockdep_init_map_type+0x2c3/0x7b0
[ 37.928592][ T3598] ? lockdep_init_map_type+0x2c3/0x7b0
[ 37.934077][ T3598] __lookup_slow+0x193/0x480
[ 37.938660][ T3598] ? page_put_link+0x220/0x220
[ 37.943420][ T3598] ? __d_lookup+0x44b/0x790
[ 37.947916][ T3598] ? __sanitizer_cov_trace_cmp4+0x1c/0x70
[ 37.953630][ T3598] ? d_lookup+0x101/0x170
[ 37.957951][ T3598] lookup_one_len+0x16a/0x1a0
[ 37.962617][ T3598] ? try_lookup_one_len+0x180/0x180
[ 37.967800][ T3598] ? down_write_killable_nested+0x180/0x180
[ 37.973690][ T3598] ? do_raw_spin_unlock+0x171/0x230
[ 37.978879][ T3598] ? mntput+0xc/0x90
[ 37.982770][ T3598] start_creating.part.0+0x13a/0x290
[ 37.988045][ T3598] __debugfs_create_file+0xa9/0x540
[ 37.993236][ T3598] debugfs_create_u32+0x6c/0xa0
[ 37.998379][ T3598] nbd_start_device+0x49e/0xd10
[ 38.003458][ T3598] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 38.009697][ T3598] ? security_capable+0x8f/0xc0
[ 38.014569][ T3598] nbd_ioctl+0x5f3/0xb10
[ 38.018836][ T3598] ? blk_ioctl_discard+0x330/0x330
[ 38.024164][ T3598] ? nbd_release+0x160/0x160
[ 38.028792][ T3598] ? find_held_lock+0x2d/0x110
[ 38.033601][ T3598] ? nbd_release+0x160/0x160
[ 38.038366][ T3598] blkdev_ioctl+0x37a/0x800
[ 38.042913][ T3598] ? blkdev_common_ioctl+0x1790/0x1790
[ 38.048369][ T3598] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 38.054609][ T3598] ? blkdev_common_ioctl+0x1790/0x1790
[ 38.060060][ T3598] __x64_sys_ioctl+0x193/0x200
[ 38.064815][ T3598] do_syscall_64+0x35/0xb0
[ 38.069223][ T3598] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 38.075196][ T3598] RIP: 0033:0x7f894cbb7349
[ 38.079598][ T3598] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 38.099323][ T3598] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 38.107743][ T3598] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 38.115706][ T3598] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 38.123670][ T3598] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 38.131639][ T3598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 38.139605][ T3598] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 38.147582][ T3598]
executing program
[ 38.266125][ T3598] block nbd0: shutting down sockets
[ 38.358332][ T3601] FAULT_INJECTION: forcing a failure.
[ 38.358332][ T3601] name failslab, interval 1, probability 0, space 0, times 0
[ 38.371809][ T3601] CPU: 0 PID: 3601 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 38.382318][ T3601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 38.392392][ T3601] Call Trace:
[ 38.395700][ T3601]
[ 38.398647][ T3601] dump_stack_lvl+0xcd/0x134
[ 38.403237][ T3601] should_fail.cold+0x5/0xa
[ 38.407730][ T3601] ? __d_alloc+0x2a/0x950
[ 38.412058][ T3601] should_failslab+0x5/0x10
[ 38.416554][ T3601] kmem_cache_alloc+0x5e/0x3a0
[ 38.421689][ T3601] ? mark_lock+0xef/0x17b0
[ 38.426117][ T3601] __d_alloc+0x2a/0x950
[ 38.430275][ T3601] ? mark_lock+0xef/0x17b0
[ 38.434717][ T3601] d_alloc+0x4a/0x230
[ 38.438710][ T3601] d_alloc_parallel+0xe7/0x1af0
[ 38.443578][ T3601] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 38.449568][ T3601] ? __d_lookup_rcu+0x750/0x750
[ 38.454439][ T3601] ? lockdep_init_map_type+0x2c3/0x7b0
[ 38.459968][ T3601] ? lockdep_init_map_type+0x2c3/0x7b0
[ 38.465446][ T3601] __lookup_slow+0x193/0x480
[ 38.470161][ T3601] ? page_put_link+0x220/0x220
[ 38.475030][ T3601] ? __d_lookup+0x44b/0x790
[ 38.479533][ T3601] ? __sanitizer_cov_trace_cmp4+0x1c/0x70
[ 38.485245][ T3601] ? d_lookup+0x101/0x170
[ 38.489588][ T3601] lookup_one_len+0x16a/0x1a0
[ 38.494259][ T3601] ? try_lookup_one_len+0x180/0x180
[ 38.499442][ T3601] ? down_write_killable_nested+0x180/0x180
[ 38.505333][ T3601] ? do_raw_spin_unlock+0x171/0x230
[ 38.510611][ T3601] ? mntput+0xc/0x90
[ 38.514501][ T3601] start_creating.part.0+0x13a/0x290
[ 38.519776][ T3601] __debugfs_create_file+0xa9/0x540
[ 38.525050][ T3601] debugfs_create_u32+0x6c/0xa0
[ 38.529888][ T3601] nbd_start_device+0x49e/0xd10
[ 38.534726][ T3601] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 38.541069][ T3601] ? security_capable+0x8f/0xc0
[ 38.545970][ T3601] nbd_ioctl+0x5f3/0xb10
[ 38.550228][ T3601] ? blk_ioctl_discard+0x330/0x330
[ 38.555680][ T3601] ? nbd_release+0x160/0x160
[ 38.560260][ T3601] ? find_held_lock+0x2d/0x110
[ 38.565026][ T3601] ? nbd_release+0x160/0x160
[ 38.569603][ T3601] blkdev_ioctl+0x37a/0x800
[ 38.574119][ T3601] ? blkdev_common_ioctl+0x1790/0x1790
[ 38.579627][ T3601] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 38.585926][ T3601] ? blkdev_common_ioctl+0x1790/0x1790
[ 38.591430][ T3601] __x64_sys_ioctl+0x193/0x200
[ 38.596217][ T3601] do_syscall_64+0x35/0xb0
[ 38.600636][ T3601] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 38.606538][ T3601] RIP: 0033:0x7f894cbb7349
[ 38.610955][ T3601] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 38.630595][ T3601] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 38.639017][ T3601] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 38.646984][ T3601] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 38.654957][ T3601] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 38.663123][ T3601] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 38.671102][ T3601] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 38.679357][ T3601]
executing program
[ 38.798288][ T3601] block nbd0: shutting down sockets
[ 38.888150][ T3603] FAULT_INJECTION: forcing a failure.
[ 38.888150][ T3603] name failslab, interval 1, probability 0, space 0, times 0
[ 38.900918][ T3603] CPU: 0 PID: 3603 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 38.911425][ T3603] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 38.921498][ T3603] Call Trace:
[ 38.924778][ T3603]
[ 38.927708][ T3603] dump_stack_lvl+0xcd/0x134
[ 38.932301][ T3603] should_fail.cold+0x5/0xa
[ 38.936795][ T3603] ? security_inode_alloc+0x34/0x160
[ 38.942083][ T3603] should_failslab+0x5/0x10
[ 38.946578][ T3603] kmem_cache_alloc+0x5e/0x3a0
[ 38.951345][ T3603] security_inode_alloc+0x34/0x160
[ 38.956470][ T3603] inode_init_always+0x5d8/0xd70
[ 38.961405][ T3603] alloc_inode+0x82/0x230
[ 38.965727][ T3603] new_inode+0x27/0x2f0
[ 38.969874][ T3603] debugfs_get_inode+0x1a/0x130
[ 38.974746][ T3603] __debugfs_create_file+0x11a/0x540
[ 38.980025][ T3603] debugfs_create_u64+0x6c/0xa0
[ 38.984871][ T3603] nbd_start_device+0x486/0xd10
[ 38.989712][ T3603] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 38.995950][ T3603] ? security_capable+0x8f/0xc0
[ 39.000797][ T3603] nbd_ioctl+0x5f3/0xb10
[ 39.005037][ T3603] ? blk_ioctl_discard+0x330/0x330
[ 39.010144][ T3603] ? nbd_release+0x160/0x160
[ 39.014722][ T3603] ? find_held_lock+0x2d/0x110
[ 39.019481][ T3603] ? nbd_release+0x160/0x160
[ 39.024066][ T3603] blkdev_ioctl+0x37a/0x800
[ 39.028562][ T3603] ? blkdev_common_ioctl+0x1790/0x1790
[ 39.034049][ T3603] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 39.040298][ T3603] ? blkdev_common_ioctl+0x1790/0x1790
[ 39.045756][ T3603] __x64_sys_ioctl+0x193/0x200
[ 39.050515][ T3603] do_syscall_64+0x35/0xb0
[ 39.055085][ T3603] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 39.060998][ T3603] RIP: 0033:0x7f894cbb7349
[ 39.065407][ T3603] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 39.085010][ T3603] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 39.093416][ T3603] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 39.101375][ T3603] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 39.109330][ T3603] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 39.117292][ T3603] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 39.125277][ T3603] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 39.133257][ T3603]
[ 39.136509][ T3603] debugfs: out of free dentries, can not create file 'size_bytes'
executing program
[ 39.256521][ T3603] block nbd0: shutting down sockets
[ 39.376761][ T3606] block nbd0: Device being setup by another task
[ 39.416901][ T3605] general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
[ 39.428644][ T3605] KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
[ 39.437184][ T3605] CPU: 0 PID: 3605 Comm: syz-executor139 Not tainted 5.17.0-rc2-syzkaller-00353-g90c9e950c0de #0
[ 39.447692][ T3605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 39.457768][ T3605] RIP: 0010:blk_mq_free_rqs+0x399/0x910
[ 39.463341][ T3605] Code: de e8 8b 83 ac fd 83 fb 3f 0f 87 04 c3 49 05 e8 5d 81 ac fd b8 00 10 00 00 89 d9 48 d3 e0 4c 01 e8 48 89 44 24 08 48 8b 04 24 <0f> b6 00 84 c0 74 08 3c 03 0f 8e bb 03 00 00 41 8b 1f 31 ff 31 ed
[ 39.483198][ T3605] RSP: 0018:ffffc900027afaf8 EFLAGS: 00010286
[ 39.489261][ T3605] RAX: dffffc0000000000 RBX: 0000000000000004 RCX: 0000000000000004
[ 39.497232][ T3605] RDX: ffff888074ef3a00 RSI: ffffffff83cbf733 RDI: 0000000000000003
[ 39.505201][ T3605] RBP: ffff888071ce6000 R08: 000000000000003f R09: ffffffff8ffbf99f
[ 39.513254][ T3605] R10: ffffffff83cbf725 R11: 0000000000000246 R12: dffffc0000000000
[ 39.521238][ T3605] R13: ffff88801a380000 R14: ffff88801a23f000 R15: 0000000000000000
[ 39.529486][ T3605] FS: 00007f894cb64700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 39.538434][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 39.545049][ T3605] CR2: 00007f894cc20aa3 CR3: 0000000021f45000 CR4: 0000000000350ef0
[ 39.553170][ T3605] Call Trace:
[ 39.556481][ T3605]
[ 39.559414][ T3605] blk_mq_sched_free_rqs+0x16c/0x270
[ 39.564980][ T3605] elevator_switch_mq+0xed/0x720
[ 39.569929][ T3605] blk_mq_update_nr_hw_queues+0x3f1/0xd30
[ 39.575746][ T3605] ? blk_mq_init_queue+0x140/0x140
[ 39.580853][ T3605] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 39.586642][ T3605] nbd_start_device+0x157/0xd10
[ 39.591477][ T3605] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 39.597838][ T3605] ? security_capable+0x8f/0xc0
[ 39.602698][ T3605] nbd_ioctl+0x5f3/0xb10
[ 39.606951][ T3605] ? blk_ioctl_discard+0x330/0x330
[ 39.612055][ T3605] ? nbd_release+0x160/0x160
[ 39.616638][ T3605] ? find_held_lock+0x2d/0x110
[ 39.621432][ T3605] ? nbd_release+0x160/0x160
[ 39.626021][ T3605] blkdev_ioctl+0x37a/0x800
[ 39.630645][ T3605] ? blkdev_common_ioctl+0x1790/0x1790
[ 39.636123][ T3605] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 39.642446][ T3605] ? blkdev_common_ioctl+0x1790/0x1790
[ 39.648179][ T3605] __x64_sys_ioctl+0x193/0x200
[ 39.652968][ T3605] do_syscall_64+0x35/0xb0
[ 39.657385][ T3605] entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 39.663364][ T3605] RIP: 0033:0x7f894cbb7349
[ 39.667789][ T3605] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 b8 ff ff ff f7 d8 64 89 01 48
[ 39.687597][ T3605] RSP: 002b:00007f894cb642e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 39.696243][ T3605] RAX: ffffffffffffffda RBX: 00007f894cc3c4e0 RCX: 00007f894cbb7349
[ 39.704748][ T3605] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 39.713464][ T3605] RBP: 00007f894cc091ac R08: 0000000000000002 R09: 0000000000003331
[ 39.721636][ T3605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f894cc3c4ec
[ 39.729625][ T3605] R13: 00007f894cb642f0 R14: 00007f894cc3c4e8 R15: 0000000000000002
[ 39.738243][ T3605]
[ 39.741250][ T3605] Modules linked in:
[ 39.745479][ T3605] ---[ end trace 0000000000000000 ]---
[ 39.751026][ T3605] RIP: 0010:blk_mq_free_rqs+0x399/0x910
[ 39.756651][ T3605] Code: de e8 8b 83 ac fd 83 fb 3f 0f 87 04 c3 49 05 e8 5d 81 ac fd b8 00 10 00 00 89 d9 48 d3 e0 4c 01 e8 48 89 44 24 08 48 8b 04 24 <0f> b6 00 84 c0 74 08 3c 03 0f 8e bb 03 00 00 41 8b 1f 31 ff 31 ed
[ 39.777153][ T3605] RSP: 0018:ffffc900027afaf8 EFLAGS: 00010286
[ 39.783319][ T3605] RAX: dffffc0000000000 RBX: 0000000000000004 RCX: 0000000000000004
[ 39.791328][ T3605] RDX: ffff888074ef3a00 RSI: ffffffff83cbf733 RDI: 0000000000000003
[ 39.799357][ T3605] RBP: ffff888071ce6000 R08: 000000000000003f R09: ffffffff8ffbf99f
[ 39.807354][ T3605] R10: ffffffff83cbf725 R11: 0000000000000246 R12: dffffc0000000000
[ 39.815349][ T3605] R13: ffff88801a380000 R14: ffff88801a23f000 R15: 0000000000000000
[ 39.823362][ T3605] FS: 00007f894cb64700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 39.832316][ T3605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 39.838934][ T3605] CR2: 00007f894cc20aa3 CR3: 0000000021f45000 CR4: 0000000000350ef0
[ 39.846979][ T3605] Kernel panic - not syncing: Fatal exception
[ 39.853638][ T3605] Kernel Offset: disabled
[ 39.857974][ T3605] Rebooting in 86400 seconds..