[ T7763] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 598.431388][ T7763] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 598.431401][ T7763] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 598.431413][ T7763] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 598.431443][ T7763]
[ 598.594957][ T7763] block nbd0: shutting down sockets
[ 598.760418][ T7765] FAULT_INJECTION: forcing a failure.
[ 598.760418][ T7765] name failslab, interval 1, probability 0, space 0, times 0
[ 598.760451][ T7765] CPU: 0 UID: 0 PID: 7765 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 598.760473][ T7765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 598.760485][ T7765] Call Trace:
[ 598.760493][ T7765]
[ 598.760501][ T7765] dump_stack_lvl+0x189/0x250
[ 598.760531][ T7765] ? __pfx____ratelimit+0x10/0x10
[ 598.760557][ T7765] ? __pfx_dump_stack_lvl+0x10/0x10
[ 598.760581][ T7765] ? __pfx__printk+0x10/0x10
[ 598.760607][ T7765] ? __pfx___might_resched+0x10/0x10
[ 598.760624][ T7765] ? fs_reclaim_acquire+0x7d/0x100
[ 598.760646][ T7765] should_fail_ex+0x46c/0x600
[ 598.760679][ T7765] should_failslab+0xa8/0x100
[ 598.760704][ T7765] __kvmalloc_node_noprof+0x15a/0x550
[ 598.760727][ T7765] ? sbitmap_init_node+0x2c9/0x630
[ 598.760753][ T7765] sbitmap_init_node+0x2c9/0x630
[ 598.760781][ T7765] sbitmap_queue_init_node+0x3e/0x4d0
[ 598.760809][ T7765] blk_mq_init_tags+0x11e/0x270
[ 598.760838][ T7765] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 598.760877][ T7765] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 598.760905][ T7765] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 598.760933][ T7765] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 598.760954][ T7765] ? __kasan_slab_free+0x5b/0x80
[ 598.760974][ T7765] ? kfree+0x195/0x550
[ 598.761020][ T7765] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 598.761057][ T7765] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 598.761083][ T7765] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 598.761131][ T7765] ? nbd_start_device+0x174/0xb20
[ 598.761163][ T7765] nbd_start_device+0x17f/0xb20
[ 598.761192][ T7765] ? nbd_ioctl+0x131/0xec0
[ 598.761220][ T7765] nbd_ioctl+0x637/0xec0
[ 598.761254][ T7765] ? __pfx_nbd_ioctl+0x10/0x10
[ 598.761276][ T7765] ? __asan_memset+0x22/0x50
[ 598.761295][ T7765] ? smack_file_ioctl+0x24d/0x340
[ 598.761317][ T7765] ? __pfx_smack_file_ioctl+0x10/0x10
[ 598.761339][ T7765] ? __pfx_nbd_ioctl+0x10/0x10
[ 598.761365][ T7765] blkdev_ioctl+0x5a8/0x6d0
[ 598.761388][ T7765] ? __pfx_blkdev_ioctl+0x10/0x10
[ 598.761406][ T7765] ? __fget_files+0x2a/0x420
[ 598.761433][ T7765] ? bpf_lsm_file_ioctl+0x9/0x20
[ 598.761454][ T7765] ? __pfx_blkdev_ioctl+0x10/0x10
[ 598.761474][ T7765] __se_sys_ioctl+0xff/0x170
[ 598.761498][ T7765] do_syscall_64+0xfa/0x3b0
[ 598.761513][ T7765] ? lockdep_hardirqs_on+0x9c/0x150
[ 598.761538][ T7765] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.761556][ T7765] ? clear_bhb_loop+0x60/0xb0
[ 598.761578][ T7765] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.761595][ T7765] RIP: 0033:0x7f22f3883569
[ 598.761613][ 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
[ 598.761629][ T7765] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 598.761649][ T7765] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 598.761678][ T7765] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 598.761690][ T7765] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 598.761703][ T7765] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 598.761715][ T7765] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 598.761745][ T7765]
[ 598.927560][ T7765] block nbd0: shutting down sockets
[ 599.102113][ T7767] FAULT_INJECTION: forcing a failure.
[ 599.102113][ T7767] name failslab, interval 1, probability 0, space 0, times 0
[ 599.102151][ T7767] CPU: 0 UID: 0 PID: 7767 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 599.102173][ T7767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 599.102185][ T7767] Call Trace:
[ 599.102192][ T7767]
[ 599.102200][ T7767] dump_stack_lvl+0x189/0x250
[ 599.102230][ T7767] ? __pfx____ratelimit+0x10/0x10
[ 599.102256][ T7767] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.102280][ T7767] ? __pfx__printk+0x10/0x10
[ 599.102305][ T7767] ? __pfx___might_resched+0x10/0x10
[ 599.102323][ T7767] ? fs_reclaim_acquire+0x7d/0x100
[ 599.102346][ T7767] should_fail_ex+0x46c/0x600
[ 599.102379][ T7767] should_failslab+0xa8/0x100
[ 599.102405][ T7767] __kvmalloc_node_noprof+0x15a/0x550
[ 599.102427][ T7767] ? sbitmap_init_node+0x2c9/0x630
[ 599.102453][ T7767] sbitmap_init_node+0x2c9/0x630
[ 599.102480][ T7767] sbitmap_queue_init_node+0x3e/0x4d0
[ 599.102503][ T7767] blk_mq_init_tags+0x11e/0x270
[ 599.102532][ T7767] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 599.102570][ T7767] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 599.102598][ T7767] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 599.102627][ T7767] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 599.102648][ T7767] ? __kasan_slab_free+0x5b/0x80
[ 599.102667][ T7767] ? kfree+0x195/0x550
[ 599.102705][ T7767] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 599.102747][ T7767] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 599.102772][ T7767] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 599.102820][ T7767] ? nbd_start_device+0x174/0xb20
[ 599.102854][ T7767] nbd_start_device+0x17f/0xb20
[ 599.102883][ T7767] ? nbd_ioctl+0x131/0xec0
[ 599.102911][ T7767] nbd_ioctl+0x637/0xec0
[ 599.102940][ T7767] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.102962][ T7767] ? __asan_memset+0x22/0x50
[ 599.102978][ T7767] ? smack_file_ioctl+0x24d/0x340
[ 599.102999][ T7767] ? __pfx_smack_file_ioctl+0x10/0x10
[ 599.103022][ T7767] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.103048][ T7767] blkdev_ioctl+0x5a8/0x6d0
[ 599.103071][ T7767] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.103088][ T7767] ? __fget_files+0x2a/0x420
[ 599.103116][ T7767] ? bpf_lsm_file_ioctl+0x9/0x20
[ 599.103137][ T7767] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.103156][ T7767] __se_sys_ioctl+0xff/0x170
[ 599.103180][ T7767] do_syscall_64+0xfa/0x3b0
[ 599.103195][ T7767] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.103219][ T7767] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.103237][ T7767] ? clear_bhb_loop+0x60/0xb0
[ 599.103258][ T7767] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.103287][ T7767] RIP: 0033:0x7f22f3883569
[ 599.103305][ 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
[ 599.103320][ T7767] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 599.103341][ T7767] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 599.103355][ T7767] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 599.103367][ T7767] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 599.103379][ T7767] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 599.103391][ T7767] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 599.103420][ T7767]
[ 599.267070][ T7767] block nbd0: shutting down sockets
[ 599.441276][ T7769] FAULT_INJECTION: forcing a failure.
[ 599.441276][ T7769] name failslab, interval 1, probability 0, space 0, times 0
[ 599.441314][ T7769] CPU: 0 UID: 0 PID: 7769 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 599.441336][ T7769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 599.441347][ T7769] Call Trace:
[ 599.441355][ T7769]
[ 599.441363][ T7769] dump_stack_lvl+0x189/0x250
[ 599.441394][ T7769] ? __pfx____ratelimit+0x10/0x10
[ 599.441422][ T7769] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.441446][ T7769] ? __pfx__printk+0x10/0x10
[ 599.441479][ T7769] ? __pfx___might_resched+0x10/0x10
[ 599.441497][ T7769] ? fs_reclaim_acquire+0x7d/0x100
[ 599.441520][ T7769] should_fail_ex+0x46c/0x600
[ 599.441551][ T7769] should_failslab+0xa8/0x100
[ 599.441577][ T7769] __kvmalloc_node_noprof+0x15a/0x550
[ 599.441613][ T7769] ? sbitmap_init_node+0x2c9/0x630
[ 599.441639][ T7769] sbitmap_init_node+0x2c9/0x630
[ 599.441673][ T7769] sbitmap_queue_init_node+0x3e/0x4d0
[ 599.441696][ T7769] blk_mq_init_tags+0x11e/0x270
[ 599.441720][ T7769] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 599.441754][ T7769] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 599.441784][ T7769] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 599.441811][ T7769] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 599.441833][ T7769] ? __kasan_slab_free+0x5b/0x80
[ 599.441852][ T7769] ? kfree+0x195/0x550
[ 599.441891][ T7769] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 599.441951][ T7769] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 599.441978][ T7769] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 599.442027][ T7769] ? nbd_start_device+0x174/0xb20
[ 599.442058][ T7769] nbd_start_device+0x17f/0xb20
[ 599.442088][ T7769] ? nbd_ioctl+0x131/0xec0
[ 599.442116][ T7769] nbd_ioctl+0x637/0xec0
[ 599.442152][ T7769] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.442174][ T7769] ? __asan_memset+0x22/0x50
[ 599.442193][ T7769] ? smack_file_ioctl+0x24d/0x340
[ 599.442216][ T7769] ? __pfx_smack_file_ioctl+0x10/0x10
[ 599.442238][ T7769] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.442264][ T7769] blkdev_ioctl+0x5a8/0x6d0
[ 599.442288][ T7769] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.442305][ T7769] ? __fget_files+0x2a/0x420
[ 599.442333][ T7769] ? bpf_lsm_file_ioctl+0x9/0x20
[ 599.442354][ T7769] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.442374][ T7769] __se_sys_ioctl+0xff/0x170
[ 599.442398][ T7769] do_syscall_64+0xfa/0x3b0
[ 599.442414][ T7769] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.442439][ T7769] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.442457][ T7769] ? clear_bhb_loop+0x60/0xb0
[ 599.442479][ T7769] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.442498][ T7769] RIP: 0033:0x7f22f3883569
[ 599.442516][ 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
[ 599.442533][ T7769] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 599.442553][ T7769] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 599.442567][ T7769] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 599.442579][ T7769] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 599.442592][ T7769] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 599.442604][ T7769] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 599.442635][ T7769]
[ 599.608453][ T7769] block nbd0: shutting down sockets
[ 599.780315][ T7771] FAULT_INJECTION: forcing a failure.
[ 599.780315][ T7771] name failslab, interval 1, probability 0, space 0, times 0
[ 599.780349][ T7771] CPU: 0 UID: 0 PID: 7771 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 599.780370][ T7771] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 599.780382][ T7771] Call Trace:
[ 599.780389][ T7771]
[ 599.780398][ T7771] dump_stack_lvl+0x189/0x250
[ 599.780427][ T7771] ? __pfx____ratelimit+0x10/0x10
[ 599.780449][ T7771] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.780472][ T7771] ? __pfx__printk+0x10/0x10
[ 599.780499][ T7771] ? __pfx___might_resched+0x10/0x10
[ 599.780517][ T7771] ? fs_reclaim_acquire+0x7d/0x100
[ 599.780540][ T7771] should_fail_ex+0x46c/0x600
[ 599.780570][ T7771] should_failslab+0xa8/0x100
[ 599.780595][ T7771] __kvmalloc_node_noprof+0x15a/0x550
[ 599.780618][ T7771] ? sbitmap_init_node+0x2c9/0x630
[ 599.780643][ T7771] sbitmap_init_node+0x2c9/0x630
[ 599.780679][ T7771] sbitmap_queue_init_node+0x3e/0x4d0
[ 599.780703][ T7771] blk_mq_init_tags+0x11e/0x270
[ 599.780731][ T7771] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 599.780769][ T7771] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 599.780797][ T7771] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 599.780825][ T7771] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 599.780846][ T7771] ? __kasan_slab_free+0x5b/0x80
[ 599.780866][ T7771] ? kfree+0x195/0x550
[ 599.780904][ T7771] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 599.780941][ T7771] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 599.780966][ T7771] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 599.781018][ T7771] ? nbd_start_device+0x174/0xb20
[ 599.781048][ T7771] nbd_start_device+0x17f/0xb20
[ 599.781077][ T7771] ? nbd_ioctl+0x131/0xec0
[ 599.781105][ T7771] nbd_ioctl+0x637/0xec0
[ 599.781134][ T7771] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.781156][ T7771] ? __asan_memset+0x22/0x50
[ 599.781174][ T7771] ? smack_file_ioctl+0x24d/0x340
[ 599.781197][ T7771] ? __pfx_smack_file_ioctl+0x10/0x10
[ 599.781219][ T7771] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.781242][ T7771] blkdev_ioctl+0x5a8/0x6d0
[ 599.781264][ T7771] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.781282][ T7771] ? __fget_files+0x2a/0x420
[ 599.781310][ T7771] ? bpf_lsm_file_ioctl+0x9/0x20
[ 599.781330][ T7771] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.781349][ T7771] __se_sys_ioctl+0xff/0x170
[ 599.781372][ T7771] do_syscall_64+0xfa/0x3b0
[ 599.781389][ T7771] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.781412][ T7771] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.781430][ T7771] ? clear_bhb_loop+0x60/0xb0
[ 599.781452][ T7771] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.781469][ T7771] RIP: 0033:0x7f22f3883569
[ 599.781486][ 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
[ 599.781502][ T7771] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 599.781522][ T7771] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 599.781536][ T7771] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 599.781547][ T7771] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 599.781572][ T7771] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 599.781583][ T7771] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 599.781612][ T7771]
[ 599.944294][ T7771] block nbd0: shutting down sockets
[ 600.120156][ T7773] FAULT_INJECTION: forcing a failure.
[ 600.120156][ T7773] name failslab, interval 1, probability 0, space 0, times 0
[ 600.120190][ T7773] CPU: 0 UID: 0 PID: 7773 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 600.120211][ T7773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 600.120222][ T7773] Call Trace:
[ 600.120230][ T7773]
[ 600.120238][ T7773] dump_stack_lvl+0x189/0x250
[ 600.120267][ T7773] ? __pfx____ratelimit+0x10/0x10
[ 600.120293][ T7773] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.120316][ T7773] ? __pfx__printk+0x10/0x10
[ 600.120342][ T7773] ? __pfx___might_resched+0x10/0x10
[ 600.120360][ T7773] ? fs_reclaim_acquire+0x7d/0x100
[ 600.120382][ T7773] should_fail_ex+0x46c/0x600
[ 600.120412][ T7773] should_failslab+0xa8/0x100
[ 600.120437][ T7773] __kmalloc_cache_node_noprof+0x78/0x340
[ 600.120461][ T7773] ? blk_mq_init_tags+0x83/0x270
[ 600.120491][ T7773] blk_mq_init_tags+0x83/0x270
[ 600.120518][ T7773] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 600.120557][ T7773] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 600.120584][ T7773] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 600.120613][ T7773] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 600.120634][ T7773] ? __kasan_slab_free+0x5b/0x80
[ 600.120654][ T7773] ? kfree+0x195/0x550
[ 600.120692][ T7773] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 600.120729][ T7773] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 600.120755][ T7773] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 600.120810][ T7773] ? nbd_start_device+0x174/0xb20
[ 600.120842][ T7773] nbd_start_device+0x17f/0xb20
[ 600.120871][ T7773] ? nbd_ioctl+0x131/0xec0
[ 600.120899][ T7773] nbd_ioctl+0x637/0xec0
[ 600.120929][ T7773] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.120950][ T7773] ? __asan_memset+0x22/0x50
[ 600.120969][ T7773] ? smack_file_ioctl+0x24d/0x340
[ 600.120993][ T7773] ? __pfx_smack_file_ioctl+0x10/0x10
[ 600.121014][ T7773] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.121044][ T7773] blkdev_ioctl+0x5a8/0x6d0
[ 600.121067][ T7773] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.121085][ T7773] ? __fget_files+0x2a/0x420
[ 600.121112][ T7773] ? bpf_lsm_file_ioctl+0x9/0x20
[ 600.121132][ T7773] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.121153][ T7773] __se_sys_ioctl+0xff/0x170
[ 600.121176][ T7773] do_syscall_64+0xfa/0x3b0
[ 600.121192][ T7773] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.121216][ T7773] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.121234][ T7773] ? clear_bhb_loop+0x60/0xb0
[ 600.121255][ T7773] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.121273][ T7773] RIP: 0033:0x7f22f3883569
[ 600.121290][ 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
[ 600.121304][ T7773] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 600.121325][ T7773] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 600.121339][ T7773] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 600.121350][ T7773] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 600.121362][ T7773] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 600.121374][ T7773] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 600.121404][ T7773]
[ 600.283760][ T7773] block nbd0: shutting down sockets
[ 600.450247][ T7775] FAULT_INJECTION: forcing a failure.
[ 600.450247][ T7775] name failslab, interval 1, probability 0, space 0, times 0
[ 600.450281][ T7775] CPU: 0 UID: 0 PID: 7775 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 600.450302][ T7775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 600.450313][ T7775] Call Trace:
[ 600.450321][ T7775]
[ 600.450329][ T7775] dump_stack_lvl+0x189/0x250
[ 600.450359][ T7775] ? __pfx____ratelimit+0x10/0x10
[ 600.450386][ T7775] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.450410][ T7775] ? __pfx__printk+0x10/0x10
[ 600.450435][ T7775] ? __pfx___might_resched+0x10/0x10
[ 600.450453][ T7775] ? fs_reclaim_acquire+0x7d/0x100
[ 600.450475][ T7775] should_fail_ex+0x46c/0x600
[ 600.450506][ T7775] should_failslab+0xa8/0x100
[ 600.450532][ T7775] __kmalloc_cache_node_noprof+0x78/0x340
[ 600.450555][ T7775] ? blk_mq_init_tags+0x83/0x270
[ 600.450584][ T7775] blk_mq_init_tags+0x83/0x270
[ 600.450612][ T7775] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 600.450650][ T7775] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 600.450679][ T7775] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 600.450707][ T7775] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 600.450728][ T7775] ? __kasan_slab_free+0x5b/0x80
[ 600.450748][ T7775] ? kfree+0x195/0x550
[ 600.450786][ T7775] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 600.450822][ T7775] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 600.450854][ T7775] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 600.450902][ T7775] ? nbd_start_device+0x174/0xb20
[ 600.450933][ T7775] nbd_start_device+0x17f/0xb20
[ 600.450962][ T7775] ? nbd_ioctl+0x131/0xec0
[ 600.450989][ T7775] nbd_ioctl+0x637/0xec0
[ 600.451020][ T7775] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.451042][ T7775] ? __asan_memset+0x22/0x50
[ 600.451061][ T7775] ? smack_file_ioctl+0x24d/0x340
[ 600.451084][ T7775] ? __pfx_smack_file_ioctl+0x10/0x10
[ 600.451105][ T7775] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.451135][ T7775] blkdev_ioctl+0x5a8/0x6d0
[ 600.451158][ T7775] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.451175][ T7775] ? __fget_files+0x2a/0x420
[ 600.451202][ T7775] ? bpf_lsm_file_ioctl+0x9/0x20
[ 600.451222][ T7775] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.451247][ T7775] __se_sys_ioctl+0xff/0x170
[ 600.451270][ T7775] do_syscall_64+0xfa/0x3b0
[ 600.451286][ T7775] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.451310][ T7775] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.451329][ T7775] ? clear_bhb_loop+0x60/0xb0
[ 600.451351][ T7775] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.451368][ T7775] RIP: 0033:0x7f22f3883569
[ 600.451385][ 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
[ 600.451401][ T7775] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 600.451420][ T7775] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 600.451434][ T7775] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 600.451445][ T7775] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 600.451457][ T7775] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 600.451469][ T7775] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 600.451498][ T7775]
[ 600.617224][ T7775] block nbd0: shutting down sockets
[ 600.780207][ T7777] FAULT_INJECTION: forcing a failure.
[ 600.780207][ T7777] name failslab, interval 1, probability 0, space 0, times 0
[ 600.780240][ T7777] CPU: 0 UID: 0 PID: 7777 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 600.780262][ T7777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 600.780274][ T7777] Call Trace:
[ 600.780282][ T7777]
[ 600.780290][ T7777] dump_stack_lvl+0x189/0x250
[ 600.780320][ T7777] ? __pfx____ratelimit+0x10/0x10
[ 600.780346][ T7777] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.780371][ T7777] ? __pfx__printk+0x10/0x10
[ 600.780396][ T7777] ? __pfx___might_resched+0x10/0x10
[ 600.780414][ T7777] ? fs_reclaim_acquire+0x7d/0x100
[ 600.780436][ T7777] should_fail_ex+0x46c/0x600
[ 600.780467][ T7777] should_failslab+0xa8/0x100
[ 600.780492][ T7777] __kvmalloc_node_noprof+0x15a/0x550
[ 600.780515][ T7777] ? sbitmap_init_node+0x2c9/0x630
[ 600.780540][ T7777] sbitmap_init_node+0x2c9/0x630
[ 600.780557][ T7777] ? perf_swevent_add+0x540/0x540
[ 600.780587][ T7777] sbitmap_queue_init_node+0x3e/0x4d0
[ 600.780610][ T7777] blk_mq_init_tags+0x11e/0x270
[ 600.780640][ T7777] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 600.780678][ T7777] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 600.780707][ T7777] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 600.780736][ T7777] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 600.780765][ T7777] ? __kasan_slab_free+0x5b/0x80
[ 600.780785][ T7777] ? kfree+0x195/0x550
[ 600.780823][ T7777] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 600.780861][ T7777] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 600.780886][ T7777] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 600.780935][ T7777] ? nbd_start_device+0x174/0xb20
[ 600.780966][ T7777] nbd_start_device+0x17f/0xb20
[ 600.780996][ T7777] ? nbd_ioctl+0x131/0xec0
[ 600.781023][ T7777] nbd_ioctl+0x637/0xec0
[ 600.781054][ T7777] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.781076][ T7777] ? __asan_memset+0x22/0x50
[ 600.781094][ T7777] ? smack_file_ioctl+0x24d/0x340
[ 600.781117][ T7777] ? __pfx_smack_file_ioctl+0x10/0x10
[ 600.781139][ T7777] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.781165][ T7777] blkdev_ioctl+0x5a8/0x6d0
[ 600.781188][ T7777] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.781205][ T7777] ? __fget_files+0x2a/0x420
[ 600.781233][ T7777] ? bpf_lsm_file_ioctl+0x9/0x20
[ 600.781252][ T7777] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.781273][ T7777] __se_sys_ioctl+0xff/0x170
[ 600.781296][ T7777] do_syscall_64+0xfa/0x3b0
[ 600.781311][ T7777] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.781335][ T7777] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.781354][ T7777] ? clear_bhb_loop+0x60/0xb0
[ 600.781376][ T7777] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.781393][ T7777] RIP: 0033:0x7f22f3883569
[ 600.781409][ 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
[ 600.781424][ T7777] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 600.781459][ T7777] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 600.781473][ T7777] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 600.781485][ T7777] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 600.781497][ T7777] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 600.781507][ T7777] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 600.781537][ T7777]
[ 600.946323][ T7777] block nbd0: shutting down sockets
[ 601.130061][ T7779] FAULT_INJECTION: forcing a failure.
[ 601.130061][ T7779] name failslab, interval 1, probability 0, space 0, times 0
[ 601.130158][ T7779] CPU: 0 UID: 0 PID: 7779 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 601.130181][ T7779] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 601.130192][ T7779] Call Trace:
[ 601.130201][ T7779]
[ 601.130209][ T7779] dump_stack_lvl+0x189/0x250
[ 601.130239][ T7779] ? __pfx____ratelimit+0x10/0x10
[ 601.130265][ T7779] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.130290][ T7779] ? __pfx__printk+0x10/0x10
[ 601.130316][ T7779] ? __pfx___might_resched+0x10/0x10
[ 601.130335][ T7779] ? fs_reclaim_acquire+0x7d/0x100
[ 601.130357][ T7779] should_fail_ex+0x46c/0x600
[ 601.130388][ T7779] should_failslab+0xa8/0x100
[ 601.130415][ T7779] __kvmalloc_node_noprof+0x15a/0x550
[ 601.130437][ T7779] ? sbitmap_init_node+0x2c9/0x630
[ 601.130463][ T7779] sbitmap_init_node+0x2c9/0x630
[ 601.130491][ T7779] sbitmap_queue_init_node+0x3e/0x4d0
[ 601.130515][ T7779] blk_mq_init_tags+0x11e/0x270
[ 601.130543][ T7779] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 601.130581][ T7779] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 601.130610][ T7779] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 601.130639][ T7779] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 601.130660][ T7779] ? __kasan_slab_free+0x5b/0x80
[ 601.130679][ T7779] ? kfree+0x195/0x550
[ 601.130718][ T7779] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 601.130755][ T7779] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 601.130786][ T7779] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 601.130836][ T7779] ? nbd_start_device+0x174/0xb20
[ 601.130867][ T7779] nbd_start_device+0x17f/0xb20
[ 601.130896][ T7779] ? nbd_ioctl+0x131/0xec0
[ 601.130924][ T7779] nbd_ioctl+0x637/0xec0
[ 601.130954][ T7779] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.130975][ T7779] ? __asan_memset+0x22/0x50
[ 601.130993][ T7779] ? smack_file_ioctl+0x24d/0x340
[ 601.131017][ T7779] ? __pfx_smack_file_ioctl+0x10/0x10
[ 601.131039][ T7779] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.131064][ T7779] blkdev_ioctl+0x5a8/0x6d0
[ 601.131088][ T7779] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.131105][ T7779] ? __fget_files+0x2a/0x420
[ 601.131133][ T7779] ? bpf_lsm_file_ioctl+0x9/0x20
[ 601.131152][ T7779] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.131172][ T7779] __se_sys_ioctl+0xff/0x170
[ 601.131195][ T7779] do_syscall_64+0xfa/0x3b0
[ 601.131211][ T7779] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.131235][ T7779] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.131257][ T7779] ? clear_bhb_loop+0x60/0xb0
[ 601.131279][ T7779] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.131296][ T7779] RIP: 0033:0x7f22f3883569
[ 601.131313][ 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
[ 601.131328][ T7779] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 601.131347][ T7779] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 601.131369][ T7779] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 601.131380][ T7779] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 601.131392][ T7779] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 601.131405][ T7779] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 601.131435][ T7779]
[ 601.295949][ T7779] block nbd0: shutting down sockets
[ 601.472128][ T7781] FAULT_INJECTION: forcing a failure.
[ 601.472128][ T7781] name failslab, interval 1, probability 0, space 0, times 0
[ 601.472165][ T7781] CPU: 0 UID: 0 PID: 7781 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 601.472188][ T7781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 601.472199][ T7781] Call Trace:
[ 601.472207][ T7781]
[ 601.472216][ T7781] dump_stack_lvl+0x189/0x250
[ 601.472247][ T7781] ? __pfx____ratelimit+0x10/0x10
[ 601.472273][ T7781] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.472298][ T7781] ? __pfx__printk+0x10/0x10
[ 601.472323][ T7781] ? __pfx___might_resched+0x10/0x10
[ 601.472341][ T7781] ? fs_reclaim_acquire+0x7d/0x100
[ 601.472364][ T7781] should_fail_ex+0x46c/0x600
[ 601.472404][ T7781] should_failslab+0xa8/0x100
[ 601.472430][ T7781] __kvmalloc_node_noprof+0x15a/0x550
[ 601.472453][ T7781] ? sbitmap_init_node+0x2c9/0x630
[ 601.472478][ T7781] sbitmap_init_node+0x2c9/0x630
[ 601.472506][ T7781] sbitmap_queue_init_node+0x3e/0x4d0
[ 601.472530][ T7781] blk_mq_init_tags+0x11e/0x270
[ 601.472559][ T7781] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 601.472598][ T7781] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 601.472627][ T7781] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 601.472653][ T7781] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 601.472674][ T7781] ? __kasan_slab_free+0x5b/0x80
[ 601.472694][ T7781] ? kfree+0x195/0x550
[ 601.472733][ T7781] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 601.472779][ T7781] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 601.472805][ T7781] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 601.472857][ T7781] ? nbd_start_device+0x174/0xb20
[ 601.472888][ T7781] nbd_start_device+0x17f/0xb20
[ 601.472918][ T7781] ? nbd_ioctl+0x131/0xec0
[ 601.472945][ T7781] nbd_ioctl+0x637/0xec0
[ 601.472976][ T7781] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.472998][ T7781] ? __asan_memset+0x22/0x50
[ 601.473017][ T7781] ? smack_file_ioctl+0x24d/0x340
[ 601.473039][ T7781] ? __pfx_smack_file_ioctl+0x10/0x10
[ 601.473061][ T7781] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.473087][ T7781] blkdev_ioctl+0x5a8/0x6d0
[ 601.473110][ T7781] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.473127][ T7781] ? __fget_files+0x2a/0x420
[ 601.473155][ T7781] ? bpf_lsm_file_ioctl+0x9/0x20
[ 601.473175][ T7781] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.473195][ T7781] __se_sys_ioctl+0xff/0x170
[ 601.473218][ T7781] do_syscall_64+0xfa/0x3b0
[ 601.473233][ T7781] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.473257][ T7781] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.473275][ T7781] ? clear_bhb_loop+0x60/0xb0
[ 601.473300][ T7781] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.473317][ T7781] RIP: 0033:0x7f22f3883569
[ 601.473335][ T7781] 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
[ 601.473349][ T7781] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 601.473370][ T7781] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 601.473383][ T7781] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 601.473401][ T7781] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 601.473414][ T7781] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 601.473425][ T7781] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 601.473455][ T7781]
[ 601.638431][ T7781] block nbd0: shutting down sockets
[ 601.821851][ T7783] FAULT_INJECTION: forcing a failure.
[ 601.821851][ T7783] name failslab, interval 1, probability 0, space 0, times 0
[ 601.821885][ T7783] CPU: 0 UID: 0 PID: 7783 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 601.821907][ T7783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 601.821920][ T7783] Call Trace:
[ 601.821928][ T7783]
[ 601.821936][ T7783] dump_stack_lvl+0x189/0x250
[ 601.821966][ T7783] ? __pfx____ratelimit+0x10/0x10
[ 601.821989][ T7783] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.822010][ T7783] ? __pfx__printk+0x10/0x10
[ 601.822033][ T7783] ? __pfx___might_resched+0x10/0x10
[ 601.822050][ T7783] ? fs_reclaim_acquire+0x7d/0x100
[ 601.822072][ T7783] should_fail_ex+0x46c/0x600
[ 601.822102][ T7783] should_failslab+0xa8/0x100
[ 601.822127][ T7783] __kvmalloc_node_noprof+0x15a/0x550
[ 601.822150][ T7783] ? sbitmap_init_node+0x2c9/0x630
[ 601.822173][ T7783] sbitmap_init_node+0x2c9/0x630
[ 601.822202][ T7783] sbitmap_queue_init_node+0x3e/0x4d0
[ 601.822226][ T7783] blk_mq_init_tags+0x11e/0x270
[ 601.822255][ T7783] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 601.822293][ T7783] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 601.822322][ T7783] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 601.822351][ T7783] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 601.822372][ T7783] ? __kasan_slab_free+0x5b/0x80
[ 601.822392][ T7783] ? kfree+0x195/0x550
[ 601.822430][ T7783] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 601.822467][ T7783] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 601.822493][ T7783] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 601.822542][ T7783] ? nbd_start_device+0x174/0xb20
[ 601.822571][ T7783] nbd_start_device+0x17f/0xb20
[ 601.822600][ T7783] ? nbd_ioctl+0x131/0xec0
[ 601.822627][ T7783] nbd_ioctl+0x637/0xec0
[ 601.822658][ T7783] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.822680][ T7783] ? __asan_memset+0x22/0x50
[ 601.822706][ T7783] ? smack_file_ioctl+0x24d/0x340
[ 601.822729][ T7783] ? __pfx_smack_file_ioctl+0x10/0x10
[ 601.822751][ T7783] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.822776][ T7783] blkdev_ioctl+0x5a8/0x6d0
[ 601.822800][ T7783] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.822817][ T7783] ? __fget_files+0x2a/0x420
[ 601.822844][ T7783] ? bpf_lsm_file_ioctl+0x9/0x20
[ 601.822864][ T7783] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.822884][ T7783] __se_sys_ioctl+0xff/0x170
[ 601.822907][ T7783] do_syscall_64+0xfa/0x3b0
[ 601.822922][ T7783] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.822946][ T7783] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.822964][ T7783] ? clear_bhb_loop+0x60/0xb0
[ 601.822986][ T7783] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.823003][ T7783] RIP: 0033:0x7f22f3883569
[ 601.823021][ T7783] 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
[ 601.823037][ T7783] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 601.823056][ T7783] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 601.823069][ T7783] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 601.823080][ T7783] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 601.823093][ T7783] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 601.823105][ T7783] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 601.823139][ T7783]
[ 601.985985][ T7783] block nbd0: shutting down sockets
[ 602.150305][ T7785] FAULT_INJECTION: forcing a failure.
[ 602.150305][ T7785] name failslab, interval 1, probability 0, space 0, times 0
[ 602.150339][ T7785] CPU: 0 UID: 0 PID: 7785 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 602.150361][ T7785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 602.150373][ T7785] Call Trace:
[ 602.150380][ T7785]
[ 602.150397][ T7785] dump_stack_lvl+0x189/0x250
[ 602.150428][ T7785] ? __pfx____ratelimit+0x10/0x10
[ 602.150455][ T7785] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.150479][ T7785] ? __pfx__printk+0x10/0x10
[ 602.150505][ T7785] ? __pfx___might_resched+0x10/0x10
[ 602.150523][ T7785] ? fs_reclaim_acquire+0x7d/0x100
[ 602.150545][ T7785] should_fail_ex+0x46c/0x600
[ 602.150576][ T7785] should_failslab+0xa8/0x100
[ 602.150600][ T7785] __kvmalloc_node_noprof+0x15a/0x550
[ 602.150623][ T7785] ? sbitmap_init_node+0x2c9/0x630
[ 602.150648][ T7785] sbitmap_init_node+0x2c9/0x630
[ 602.150676][ T7785] sbitmap_queue_init_node+0x3e/0x4d0
[ 602.150700][ T7785] blk_mq_init_tags+0x11e/0x270
[ 602.150737][ T7785] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 602.150775][ T7785] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 602.150804][ T7785] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 602.150832][ T7785] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 602.150853][ T7785] ? __kasan_slab_free+0x5b/0x80
[ 602.150873][ T7785] ? kfree+0x195/0x550
[ 602.150910][ T7785] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 602.150948][ T7785] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 602.150973][ T7785] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 602.151022][ T7785] ? nbd_start_device+0x174/0xb20
[ 602.151053][ T7785] nbd_start_device+0x17f/0xb20
[ 602.151081][ T7785] ? nbd_ioctl+0x131/0xec0
[ 602.151108][ T7785] nbd_ioctl+0x637/0xec0
[ 602.151147][ T7785] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.151168][ T7785] ? __asan_memset+0x22/0x50
[ 602.151187][ T7785] ? smack_file_ioctl+0x24d/0x340
[ 602.151209][ T7785] ? __pfx_smack_file_ioctl+0x10/0x10
[ 602.151231][ T7785] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.151261][ T7785] blkdev_ioctl+0x5a8/0x6d0
[ 602.151284][ T7785] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.151301][ T7785] ? __fget_files+0x2a/0x420
[ 602.151328][ T7785] ? bpf_lsm_file_ioctl+0x9/0x20
[ 602.151349][ T7785] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.151369][ T7785] __se_sys_ioctl+0xff/0x170
[ 602.151398][ T7785] do_syscall_64+0xfa/0x3b0
[ 602.151414][ T7785] ? lockdep_hardirqs_on+0x9c/0x150
[ 602.151437][ T7785] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.151456][ T7785] ? clear_bhb_loop+0x60/0xb0
[ 602.151478][ T7785] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.151495][ T7785] RIP: 0033:0x7f22f3883569
[ 602.151512][ T7785] 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
[ 602.151528][ T7785] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 602.151547][ T7785] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 602.151561][ T7785] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 602.151572][ T7785] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 602.151585][ T7785] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 602.151597][ T7785] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 602.151627][ T7785]
[ 602.319375][ T7785] block nbd0: shutting down sockets
[ 602.493318][ T7787] FAULT_INJECTION: forcing a failure.
[ 602.493318][ T7787] name failslab, interval 1, probability 0, space 0, times 0
[ 602.493351][ T7787] CPU: 0 UID: 0 PID: 7787 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 602.493373][ T7787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 602.493394][ T7787] Call Trace:
[ 602.493403][ T7787]
[ 602.493411][ T7787] dump_stack_lvl+0x189/0x250
[ 602.493441][ T7787] ? __pfx____ratelimit+0x10/0x10
[ 602.493468][ T7787] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.493492][ T7787] ? __pfx__printk+0x10/0x10
[ 602.493518][ T7787] ? __pfx___might_resched+0x10/0x10
[ 602.493536][ T7787] ? fs_reclaim_acquire+0x7d/0x100
[ 602.493559][ T7787] should_fail_ex+0x46c/0x600
[ 602.493588][ T7787] should_failslab+0xa8/0x100
[ 602.493614][ T7787] __kvmalloc_node_noprof+0x15a/0x550
[ 602.493636][ T7787] ? sbitmap_init_node+0x2c9/0x630
[ 602.493661][ T7787] sbitmap_init_node+0x2c9/0x630
[ 602.493690][ T7787] sbitmap_queue_init_node+0x3e/0x4d0
[ 602.493713][ T7787] blk_mq_init_tags+0x11e/0x270
[ 602.493742][ T7787] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 602.493780][ T7787] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 602.493812][ T7787] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 602.493840][ T7787] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 602.493861][ T7787] ? __kasan_slab_free+0x5b/0x80
[ 602.493881][ T7787] ? kfree+0x195/0x550
[ 602.493919][ T7787] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 602.493956][ T7787] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 602.493981][ T7787] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 602.494029][ T7787] ? nbd_start_device+0x174/0xb20
[ 602.494060][ T7787] nbd_start_device+0x17f/0xb20
[ 602.494089][ T7787] ? nbd_ioctl+0x131/0xec0
[ 602.494116][ T7787] nbd_ioctl+0x637/0xec0
[ 602.494146][ T7787] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.494168][ T7787] ? __asan_memset+0x22/0x50
[ 602.494187][ T7787] ? smack_file_ioctl+0x24d/0x340
[ 602.494209][ T7787] ? __pfx_smack_file_ioctl+0x10/0x10
[ 602.494230][ T7787] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.494257][ T7787] blkdev_ioctl+0x5a8/0x6d0
[ 602.494279][ T7787] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.494297][ T7787] ? __fget_files+0x2a/0x420
[ 602.494324][ T7787] ? bpf_lsm_file_ioctl+0x9/0x20
[ 602.494344][ T7787] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.494364][ T7787] __se_sys_ioctl+0xff/0x170
[ 602.494392][ T7787] do_syscall_64+0xfa/0x3b0
[ 602.494409][ T7787] ? lockdep_hardirqs_on+0x9c/0x150
[ 602.494432][ T7787] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.494450][ T7787] ? clear_bhb_loop+0x60/0xb0
[ 602.494472][ T7787] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.494489][ T7787] RIP: 0033:0x7f22f3883569
[ 602.494505][ 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
[ 602.494520][ T7787] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 602.494540][ T7787] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 602.494554][ T7787] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 602.494565][ T7787] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 602.494578][ T7787] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 602.494589][ T7787] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 602.494618][ T7787]
[ 602.662328][ T7787] block nbd0: shutting down sockets
[ 602.840283][ T7789] FAULT_INJECTION: forcing a failure.
[ 602.840283][ T7789] name failslab, interval 1, probability 0, space 0, times 0
[ 602.840317][ T7789] CPU: 0 UID: 0 PID: 7789 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 602.840338][ T7789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 602.840347][ T7789] Call Trace:
[ 602.840353][ T7789]
[ 602.840360][ T7789] dump_stack_lvl+0x189/0x250
[ 602.840387][ T7789] ? __pfx____ratelimit+0x10/0x10
[ 602.840414][ T7789] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.840438][ T7789] ? __pfx__printk+0x10/0x10
[ 602.840464][ T7789] ? __pfx___might_resched+0x10/0x10
[ 602.840483][ T7789] ? fs_reclaim_acquire+0x7d/0x100
[ 602.840505][ T7789] should_fail_ex+0x46c/0x600
[ 602.840535][ T7789] should_failslab+0xa8/0x100
[ 602.840561][ T7789] __kvmalloc_node_noprof+0x15a/0x550
[ 602.840622][ T7789] ? sbitmap_init_node+0x2c9/0x630
[ 602.840648][ T7789] sbitmap_init_node+0x2c9/0x630
[ 602.840676][ T7789] sbitmap_queue_init_node+0x3e/0x4d0
[ 602.840699][ T7789] blk_mq_init_tags+0x11e/0x270
[ 602.840728][ T7789] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 602.840767][ T7789] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 602.840795][ T7789] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 602.840824][ T7789] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 602.840844][ T7789] ? __kasan_slab_free+0x5b/0x80
[ 602.840864][ T7789] ? kfree+0x195/0x550
[ 602.840901][ T7789] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 602.840939][ T7789] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 602.840964][ T7789] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 602.841013][ T7789] ? nbd_start_device+0x174/0xb20
[ 602.841044][ T7789] nbd_start_device+0x17f/0xb20
[ 602.841073][ T7789] ? nbd_ioctl+0x131/0xec0
[ 602.841100][ T7789] nbd_ioctl+0x637/0xec0
[ 602.841131][ T7789] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.841156][ T7789] ? __asan_memset+0x22/0x50
[ 602.841175][ T7789] ? smack_file_ioctl+0x24d/0x340
[ 602.841198][ T7789] ? __pfx_smack_file_ioctl+0x10/0x10
[ 602.841223][ T7789] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.841266][ T7789] blkdev_ioctl+0x5a8/0x6d0
[ 602.841292][ T7789] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.841310][ T7789] ? __fget_files+0x2a/0x420
[ 602.841336][ T7789] ? bpf_lsm_file_ioctl+0x9/0x20
[ 602.841357][ T7789] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.841376][ T7789] __se_sys_ioctl+0xff/0x170
[ 602.841399][ T7789] do_syscall_64+0xfa/0x3b0
[ 602.841415][ T7789] ? lockdep_hardirqs_on+0x9c/0x150
[ 602.841439][ T7789] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.841458][ T7789] ? clear_bhb_loop+0x60/0xb0
[ 602.841478][ T7789] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.841498][ T7789] RIP: 0033:0x7f22f3883569
[ 602.841514][ T7789] 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
[ 602.841529][ T7789] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 602.841548][ T7789] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 602.841561][ T7789] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 602.841573][ T7789] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 602.841591][ T7789] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 602.841603][ T7789] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 602.841632][ T7789]
[ 603.005610][ T7789] block nbd0: shutting down sockets
[ 603.170162][ T7791] FAULT_INJECTION: forcing a failure.
[ 603.170162][ T7791] name failslab, interval 1, probability 0, space 0, times 0
[ 603.170197][ T7791] CPU: 0 UID: 0 PID: 7791 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 603.170218][ T7791] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.170231][ T7791] Call Trace:
[ 603.170238][ T7791]
[ 603.170246][ T7791] dump_stack_lvl+0x189/0x250
[ 603.170276][ T7791] ? __pfx____ratelimit+0x10/0x10
[ 603.170303][ T7791] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.170328][ T7791] ? __pfx__printk+0x10/0x10
[ 603.170353][ T7791] ? __pfx___might_resched+0x10/0x10
[ 603.170372][ T7791] ? fs_reclaim_acquire+0x7d/0x100
[ 603.170394][ T7791] should_fail_ex+0x46c/0x600
[ 603.170424][ T7791] should_failslab+0xa8/0x100
[ 603.170451][ T7791] __kvmalloc_node_noprof+0x15a/0x550
[ 603.170473][ T7791] ? sbitmap_init_node+0x2c9/0x630
[ 603.170507][ T7791] sbitmap_init_node+0x2c9/0x630
[ 603.170536][ T7791] sbitmap_queue_init_node+0x3e/0x4d0
[ 603.170559][ T7791] blk_mq_init_tags+0x11e/0x270
[ 603.170588][ T7791] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 603.170626][ T7791] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 603.170655][ T7791] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 603.170684][ T7791] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 603.170705][ T7791] ? __kasan_slab_free+0x5b/0x80
[ 603.170725][ T7791] ? kfree+0x195/0x550
[ 603.170763][ T7791] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 603.170800][ T7791] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 603.170825][ T7791] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 603.170874][ T7791] ? nbd_start_device+0x174/0xb20
[ 603.170905][ T7791] nbd_start_device+0x17f/0xb20
[ 603.170934][ T7791] ? nbd_ioctl+0x131/0xec0
[ 603.170962][ T7791] nbd_ioctl+0x637/0xec0
[ 603.170992][ T7791] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.171014][ T7791] ? __asan_memset+0x22/0x50
[ 603.171032][ T7791] ? smack_file_ioctl+0x24d/0x340
[ 603.171054][ T7791] ? __pfx_smack_file_ioctl+0x10/0x10
[ 603.171075][ T7791] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.171101][ T7791] blkdev_ioctl+0x5a8/0x6d0
[ 603.171124][ T7791] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.171141][ T7791] ? __fget_files+0x2a/0x420
[ 603.171168][ T7791] ? bpf_lsm_file_ioctl+0x9/0x20
[ 603.171188][ T7791] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.171208][ T7791] __se_sys_ioctl+0xff/0x170
[ 603.171230][ T7791] do_syscall_64+0xfa/0x3b0
[ 603.171246][ T7791] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.171268][ T7791] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.171286][ T7791] ? clear_bhb_loop+0x60/0xb0
[ 603.171308][ T7791] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.171326][ T7791] RIP: 0033:0x7f22f3883569
[ 603.171343][ T7791] 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
[ 603.171357][ T7791] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 603.171377][ T7791] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 603.171391][ T7791] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 603.171402][ T7791] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 603.171415][ T7791] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 603.171427][ T7791] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 603.171457][ T7791]
[ 603.336031][ T7791] block nbd0: shutting down sockets
[ 603.501198][ T7793] FAULT_INJECTION: forcing a failure.
[ 603.501198][ T7793] name failslab, interval 1, probability 0, space 0, times 0
[ 603.501233][ T7793] CPU: 0 UID: 0 PID: 7793 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 603.501260][ T7793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.501272][ T7793] Call Trace:
[ 603.501280][ T7793]
[ 603.501289][ T7793] dump_stack_lvl+0x189/0x250
[ 603.501319][ T7793] ? __pfx____ratelimit+0x10/0x10
[ 603.501346][ T7793] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.501370][ T7793] ? __pfx__printk+0x10/0x10
[ 603.501396][ T7793] ? __pfx___might_resched+0x10/0x10
[ 603.501422][ T7793] ? fs_reclaim_acquire+0x7d/0x100
[ 603.501445][ T7793] should_fail_ex+0x46c/0x600
[ 603.501476][ T7793] should_failslab+0xa8/0x100
[ 603.501503][ T7793] __kvmalloc_node_noprof+0x15a/0x550
[ 603.501527][ T7793] ? sbitmap_init_node+0x2c9/0x630
[ 603.501552][ T7793] sbitmap_init_node+0x2c9/0x630
[ 603.501580][ T7793] sbitmap_queue_init_node+0x3e/0x4d0
[ 603.501604][ T7793] blk_mq_init_tags+0x11e/0x270
[ 603.501634][ T7793] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 603.501670][ T7793] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 603.501699][ T7793] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 603.501728][ T7793] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 603.501747][ T7793] ? __kasan_slab_free+0x5b/0x80
[ 603.501767][ T7793] ? kfree+0x195/0x550
[ 603.501806][ T7793] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 603.501843][ T7793] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 603.501869][ T7793] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 603.501918][ T7793] ? nbd_start_device+0x174/0xb20
[ 603.501947][ T7793] nbd_start_device+0x17f/0xb20
[ 603.501977][ T7793] ? nbd_ioctl+0x131/0xec0
[ 603.502004][ T7793] nbd_ioctl+0x637/0xec0
[ 603.502034][ T7793] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.502055][ T7793] ? __asan_memset+0x22/0x50
[ 603.502074][ T7793] ? smack_file_ioctl+0x24d/0x340
[ 603.502096][ T7793] ? __pfx_smack_file_ioctl+0x10/0x10
[ 603.502118][ T7793] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.502143][ T7793] blkdev_ioctl+0x5a8/0x6d0
[ 603.502166][ T7793] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.502182][ T7793] ? __fget_files+0x2a/0x420
[ 603.502210][ T7793] ? bpf_lsm_file_ioctl+0x9/0x20
[ 603.502230][ T7793] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.502250][ T7793] __se_sys_ioctl+0xff/0x170
[ 603.502273][ T7793] do_syscall_64+0xfa/0x3b0
[ 603.502288][ T7793] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.502312][ T7793] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.502330][ T7793] ? clear_bhb_loop+0x60/0xb0
[ 603.502352][ T7793] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.502369][ T7793] RIP: 0033:0x7f22f3883569
[ 603.502386][ T7793] 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
[ 603.502401][ T7793] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 603.502427][ T7793] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 603.502441][ T7793] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 603.502453][ T7793] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 603.502466][ T7793] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 603.502477][ T7793] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 603.502508][ T7793]
[ 603.665941][ T7793] block nbd0: shutting down sockets
[ 603.822530][ T7795] FAULT_INJECTION: forcing a failure.
[ 603.822530][ T7795] name failslab, interval 1, probability 0, space 0, times 0
[ 603.822564][ T7795] CPU: 0 UID: 0 PID: 7795 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 603.822586][ T7795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.822598][ T7795] Call Trace:
[ 603.822606][ T7795]
[ 603.822614][ T7795] dump_stack_lvl+0x189/0x250
[ 603.822645][ T7795] ? __pfx____ratelimit+0x10/0x10
[ 603.822671][ T7795] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.822695][ T7795] ? __pfx__printk+0x10/0x10
[ 603.822721][ T7795] ? __pfx___might_resched+0x10/0x10
[ 603.822739][ T7795] ? fs_reclaim_acquire+0x7d/0x100
[ 603.822762][ T7795] should_fail_ex+0x46c/0x600
[ 603.822792][ T7795] should_failslab+0xa8/0x100
[ 603.822817][ T7795] __kvmalloc_node_noprof+0x15a/0x550
[ 603.822840][ T7795] ? sbitmap_init_node+0x2c9/0x630
[ 603.822866][ T7795] sbitmap_init_node+0x2c9/0x630
[ 603.822894][ T7795] sbitmap_queue_init_node+0x3e/0x4d0
[ 603.822918][ T7795] blk_mq_init_tags+0x11e/0x270
[ 603.822947][ T7795] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 603.822986][ T7795] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 603.823015][ T7795] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 603.823043][ T7795] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 603.823064][ T7795] ? __kasan_slab_free+0x5b/0x80
[ 603.823083][ T7795] ? kfree+0x195/0x550
[ 603.823121][ T7795] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 603.823157][ T7795] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 603.823182][ T7795] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 603.823238][ T7795] ? nbd_start_device+0x174/0xb20
[ 603.823269][ T7795] nbd_start_device+0x17f/0xb20
[ 603.823297][ T7795] ? nbd_ioctl+0x131/0xec0
[ 603.823324][ T7795] nbd_ioctl+0x637/0xec0
[ 603.823358][ T7795] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.823379][ T7795] ? __asan_memset+0x22/0x50
[ 603.823398][ T7795] ? smack_file_ioctl+0x24d/0x340
[ 603.823420][ T7795] ? __pfx_smack_file_ioctl+0x10/0x10
[ 603.823441][ T7795] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.823467][ T7795] blkdev_ioctl+0x5a8/0x6d0
[ 603.823488][ T7795] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.823506][ T7795] ? __fget_files+0x2a/0x420
[ 603.823533][ T7795] ? bpf_lsm_file_ioctl+0x9/0x20
[ 603.823554][ T7795] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.823573][ T7795] __se_sys_ioctl+0xff/0x170
[ 603.823597][ T7795] do_syscall_64+0xfa/0x3b0
[ 603.823612][ T7795] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.823636][ T7795] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.823654][ T7795] ? clear_bhb_loop+0x60/0xb0
[ 603.823676][ T7795] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.823693][ T7795] RIP: 0033:0x7f22f3883569
[ 603.823709][ T7795] 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
[ 603.823725][ T7795] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 603.823744][ T7795] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 603.823758][ T7795] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 603.823770][ T7795] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 603.823783][ T7795] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 603.823794][ T7795] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 603.823824][ T7795]
[ 603.985946][ T7795] block nbd0: shutting down sockets
[ 604.140323][ T7797] FAULT_INJECTION: forcing a failure.
[ 604.140323][ T7797] name failslab, interval 1, probability 0, space 0, times 0
[ 604.140355][ T7797] CPU: 0 UID: 0 PID: 7797 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 604.140377][ T7797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 604.140390][ T7797] Call Trace:
[ 604.140398][ T7797]
[ 604.140406][ T7797] dump_stack_lvl+0x189/0x250
[ 604.140436][ T7797] ? __pfx____ratelimit+0x10/0x10
[ 604.140460][ T7797] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.140485][ T7797] ? __pfx__printk+0x10/0x10
[ 604.140511][ T7797] ? __pfx___might_resched+0x10/0x10
[ 604.140530][ T7797] ? fs_reclaim_acquire+0x7d/0x100
[ 604.140551][ T7797] should_fail_ex+0x46c/0x600
[ 604.140582][ T7797] should_failslab+0xa8/0x100
[ 604.140608][ T7797] __kvmalloc_node_noprof+0x15a/0x550
[ 604.140631][ T7797] ? sbitmap_init_node+0x2c9/0x630
[ 604.140656][ T7797] sbitmap_init_node+0x2c9/0x630
[ 604.140685][ T7797] sbitmap_queue_init_node+0x3e/0x4d0
[ 604.140708][ T7797] blk_mq_init_tags+0x11e/0x270
[ 604.140737][ T7797] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 604.140776][ T7797] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 604.140804][ T7797] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 604.140841][ T7797] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 604.140862][ T7797] ? __kasan_slab_free+0x5b/0x80
[ 604.140881][ T7797] ? kfree+0x195/0x550
[ 604.140920][ T7797] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 604.140956][ T7797] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 604.140981][ T7797] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 604.141029][ T7797] ? nbd_start_device+0x174/0xb20
[ 604.141059][ T7797] nbd_start_device+0x17f/0xb20
[ 604.141088][ T7797] ? nbd_ioctl+0x131/0xec0
[ 604.141130][ T7797] nbd_ioctl+0x637/0xec0
[ 604.141159][ T7797] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.141181][ T7797] ? __asan_memset+0x22/0x50
[ 604.141205][ T7797] ? smack_file_ioctl+0x24d/0x340
[ 604.141227][ T7797] ? __pfx_smack_file_ioctl+0x10/0x10
[ 604.141247][ T7797] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.141273][ T7797] blkdev_ioctl+0x5a8/0x6d0
[ 604.141296][ T7797] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.141313][ T7797] ? __fget_files+0x2a/0x420
[ 604.141341][ T7797] ? bpf_lsm_file_ioctl+0x9/0x20
[ 604.141360][ T7797] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.141380][ T7797] __se_sys_ioctl+0xff/0x170
[ 604.141403][ T7797] do_syscall_64+0xfa/0x3b0
[ 604.141418][ T7797] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.141442][ T7797] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.141456][ T7797] ? clear_bhb_loop+0x60/0xb0
[ 604.141478][ T7797] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.141496][ T7797] RIP: 0033:0x7f22f3883569
[ 604.141513][ T7797] 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
[ 604.141528][ T7797] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 604.141548][ T7797] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 604.141562][ T7797] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 604.141572][ T7797] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 604.141585][ T7797] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 604.141597][ T7797] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 604.141628][ T7797]
[ 604.305951][ T7797] block nbd0: shutting down sockets
[ 604.480158][ T7799] FAULT_INJECTION: forcing a failure.
[ 604.480158][ T7799] name failslab, interval 1, probability 0, space 0, times 0
[ 604.480190][ T7799] CPU: 0 UID: 0 PID: 7799 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 604.480211][ T7799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 604.480223][ T7799] Call Trace:
[ 604.480231][ T7799]
[ 604.480240][ T7799] dump_stack_lvl+0x189/0x250
[ 604.480270][ T7799] ? __pfx____ratelimit+0x10/0x10
[ 604.480296][ T7799] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.480328][ T7799] ? __pfx__printk+0x10/0x10
[ 604.480355][ T7799] ? __pfx___might_resched+0x10/0x10
[ 604.480373][ T7799] ? fs_reclaim_acquire+0x7d/0x100
[ 604.480395][ T7799] should_fail_ex+0x46c/0x600
[ 604.480426][ T7799] should_failslab+0xa8/0x100
[ 604.480452][ T7799] __kmalloc_cache_node_noprof+0x78/0x340
[ 604.480475][ T7799] ? blk_mq_init_tags+0x83/0x270
[ 604.480505][ T7799] blk_mq_init_tags+0x83/0x270
[ 604.480533][ T7799] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 604.480571][ T7799] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 604.480599][ T7799] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 604.480628][ T7799] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 604.480648][ T7799] ? __kasan_slab_free+0x5b/0x80
[ 604.480668][ T7799] ? kfree+0x195/0x550
[ 604.480705][ T7799] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 604.480743][ T7799] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 604.480768][ T7799] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 604.480816][ T7799] ? nbd_start_device+0x174/0xb20
[ 604.480846][ T7799] nbd_start_device+0x17f/0xb20
[ 604.480876][ T7799] ? nbd_ioctl+0x131/0xec0
[ 604.480902][ T7799] nbd_ioctl+0x637/0xec0
[ 604.480932][ T7799] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.480963][ T7799] ? __asan_memset+0x22/0x50
[ 604.480981][ T7799] ? smack_file_ioctl+0x24d/0x340
[ 604.481005][ T7799] ? __pfx_smack_file_ioctl+0x10/0x10
[ 604.481026][ T7799] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.481052][ T7799] blkdev_ioctl+0x5a8/0x6d0
[ 604.481088][ T7799] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.481105][ T7799] ? __fget_files+0x2a/0x420
[ 604.481132][ T7799] ? bpf_lsm_file_ioctl+0x9/0x20
[ 604.481153][ T7799] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.481172][ T7799] __se_sys_ioctl+0xff/0x170
[ 604.481195][ T7799] do_syscall_64+0xfa/0x3b0
[ 604.481211][ T7799] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.481235][ T7799] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.481254][ T7799] ? clear_bhb_loop+0x60/0xb0
[ 604.481276][ T7799] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.481294][ T7799] RIP: 0033:0x7f22f3883569
[ 604.481311][ T7799] 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
[ 604.481336][ T7799] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 604.481356][ T7799] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 604.481370][ T7799] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 604.481381][ T7799] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 604.481394][ T7799] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 604.481406][ T7799] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 604.481436][ T7799]
[ 604.646515][ T7799] block nbd0: shutting down sockets
[ 604.830242][ T7801] FAULT_INJECTION: forcing a failure.
[ 604.830242][ T7801] name failslab, interval 1, probability 0, space 0, times 0
[ 604.830277][ T7801] CPU: 0 UID: 0 PID: 7801 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 604.830299][ T7801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 604.830310][ T7801] Call Trace:
[ 604.830318][ T7801]
[ 604.830326][ T7801] dump_stack_lvl+0x189/0x250
[ 604.830357][ T7801] ? __pfx____ratelimit+0x10/0x10
[ 604.830396][ T7801] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.830421][ T7801] ? __pfx__printk+0x10/0x10
[ 604.830446][ T7801] ? __pfx___might_resched+0x10/0x10
[ 604.830465][ T7801] ? fs_reclaim_acquire+0x7d/0x100
[ 604.830487][ T7801] should_fail_ex+0x46c/0x600
[ 604.830519][ T7801] should_failslab+0xa8/0x100
[ 604.830544][ T7801] __kvmalloc_node_noprof+0x15a/0x550
[ 604.830566][ T7801] ? sbitmap_init_node+0x2c9/0x630
[ 604.830591][ T7801] sbitmap_init_node+0x2c9/0x630
[ 604.830619][ T7801] sbitmap_queue_init_node+0x3e/0x4d0
[ 604.830643][ T7801] blk_mq_init_tags+0x11e/0x270
[ 604.830671][ T7801] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 604.830709][ T7801] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 604.830738][ T7801] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 604.830765][ T7801] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 604.830786][ T7801] ? __kasan_slab_free+0x5b/0x80
[ 604.830806][ T7801] ? kfree+0x195/0x550
[ 604.830845][ T7801] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 604.830881][ T7801] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 604.830906][ T7801] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 604.830955][ T7801] ? nbd_start_device+0x174/0xb20
[ 604.830985][ T7801] nbd_start_device+0x17f/0xb20
[ 604.831015][ T7801] ? nbd_ioctl+0x131/0xec0
[ 604.831042][ T7801] nbd_ioctl+0x637/0xec0
[ 604.831072][ T7801] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.831093][ T7801] ? __asan_memset+0x22/0x50
[ 604.831112][ T7801] ? smack_file_ioctl+0x24d/0x340
[ 604.831132][ T7801] ? __pfx_smack_file_ioctl+0x10/0x10
[ 604.831155][ T7801] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.831180][ T7801] blkdev_ioctl+0x5a8/0x6d0
[ 604.831203][ T7801] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.831220][ T7801] ? __fget_files+0x2a/0x420
[ 604.831253][ T7801] ? bpf_lsm_file_ioctl+0x9/0x20
[ 604.831274][ T7801] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.831295][ T7801] __se_sys_ioctl+0xff/0x170
[ 604.831318][ T7801] do_syscall_64+0xfa/0x3b0
[ 604.831334][ T7801] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.831358][ T7801] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.831382][ T7801] ? clear_bhb_loop+0x60/0xb0
[ 604.831404][ T7801] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.831422][ T7801] RIP: 0033:0x7f22f3883569
[ 604.831438][ T7801] 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
[ 604.831454][ T7801] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 604.831474][ T7801] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 604.831487][ T7801] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 604.831499][ T7801] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 604.831512][ T7801] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 604.831524][ T7801] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 604.831554][ T7801]
[ 604.995321][ T7801] block nbd0: shutting down sockets
[ 605.180059][ T7803] FAULT_INJECTION: forcing a failure.
[ 605.180059][ T7803] name failslab, interval 1, probability 0, space 0, times 0
[ 605.180100][ T7803] CPU: 0 UID: 0 PID: 7803 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 605.180121][ T7803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 605.180133][ T7803] Call Trace:
[ 605.180141][ T7803]
[ 605.180150][ T7803] dump_stack_lvl+0x189/0x250
[ 605.180179][ T7803] ? __pfx____ratelimit+0x10/0x10
[ 605.180206][ T7803] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.180230][ T7803] ? __pfx__printk+0x10/0x10
[ 605.180256][ T7803] ? __pfx___might_resched+0x10/0x10
[ 605.180275][ T7803] ? fs_reclaim_acquire+0x7d/0x100
[ 605.180298][ T7803] should_fail_ex+0x46c/0x600
[ 605.180328][ T7803] should_failslab+0xa8/0x100
[ 605.180353][ T7803] __kvmalloc_node_noprof+0x15a/0x550
[ 605.180376][ T7803] ? sbitmap_init_node+0x2c9/0x630
[ 605.180401][ T7803] sbitmap_init_node+0x2c9/0x630
[ 605.180429][ T7803] sbitmap_queue_init_node+0x3e/0x4d0
[ 605.180452][ T7803] blk_mq_init_tags+0x11e/0x270
[ 605.180481][ T7803] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 605.180522][ T7803] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 605.180550][ T7803] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 605.180578][ T7803] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 605.180598][ T7803] ? __kasan_slab_free+0x5b/0x80
[ 605.180617][ T7803] ? kfree+0x195/0x550
[ 605.180655][ T7803] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 605.180692][ T7803] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 605.180717][ T7803] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 605.180765][ T7803] ? nbd_start_device+0x174/0xb20
[ 605.180796][ T7803] nbd_start_device+0x17f/0xb20
[ 605.180824][ T7803] ? nbd_ioctl+0x131/0xec0
[ 605.180852][ T7803] nbd_ioctl+0x637/0xec0
[ 605.180882][ T7803] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.180903][ T7803] ? __asan_memset+0x22/0x50
[ 605.180922][ T7803] ? smack_file_ioctl+0x24d/0x340
[ 605.180943][ T7803] ? __pfx_smack_file_ioctl+0x10/0x10
[ 605.180966][ T7803] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.181005][ T7803] blkdev_ioctl+0x5a8/0x6d0
[ 605.181027][ T7803] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.181044][ T7803] ? __fget_files+0x2a/0x420
[ 605.181071][ T7803] ? bpf_lsm_file_ioctl+0x9/0x20
[ 605.181098][ T7803] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.181117][ T7803] __se_sys_ioctl+0xff/0x170
[ 605.181141][ T7803] do_syscall_64+0xfa/0x3b0
[ 605.181156][ T7803] ? lockdep_hardirqs_on+0x9c/0x150
[ 605.181180][ T7803] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.181199][ T7803] ? clear_bhb_loop+0x60/0xb0
[ 605.181221][ T7803] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.181238][ T7803] RIP: 0033:0x7f22f3883569
[ 605.181255][ T7803] 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
[ 605.181271][ T7803] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 605.181291][ T7803] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 605.181305][ T7803] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 605.181316][ T7803] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 605.181329][ T7803] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 605.181341][ T7803] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 605.181371][ T7803]
[ 605.347877][ T7803] block nbd0: shutting down sockets
[ 605.520189][ T7805] FAULT_INJECTION: forcing a failure.
[ 605.520189][ T7805] name failslab, interval 1, probability 0, space 0, times 0
[ 605.520224][ T7805] CPU: 0 UID: 0 PID: 7805 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 605.520246][ T7805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 605.520265][ T7805] Call Trace:
[ 605.520273][ T7805]
[ 605.520281][ T7805] dump_stack_lvl+0x189/0x250
[ 605.520311][ T7805] ? __pfx____ratelimit+0x10/0x10
[ 605.520338][ T7805] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.520362][ T7805] ? __pfx__printk+0x10/0x10
[ 605.520388][ T7805] ? __pfx___might_resched+0x10/0x10
[ 605.520406][ T7805] ? fs_reclaim_acquire+0x7d/0x100
[ 605.520428][ T7805] should_fail_ex+0x46c/0x600
[ 605.520457][ T7805] should_failslab+0xa8/0x100
[ 605.520483][ T7805] __kvmalloc_node_noprof+0x15a/0x550
[ 605.520506][ T7805] ? sbitmap_init_node+0x2c9/0x630
[ 605.520531][ T7805] sbitmap_init_node+0x2c9/0x630
[ 605.520559][ T7805] sbitmap_queue_init_node+0x3e/0x4d0
[ 605.520583][ T7805] blk_mq_init_tags+0x11e/0x270
[ 605.520612][ T7805] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 605.520650][ T7805] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 605.520679][ T7805] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 605.520706][ T7805] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 605.520727][ T7805] ? __kasan_slab_free+0x5b/0x80
[ 605.520746][ T7805] ? kfree+0x195/0x550
[ 605.520784][ T7805] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 605.520821][ T7805] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 605.520846][ T7805] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 605.520894][ T7805] ? nbd_start_device+0x174/0xb20
[ 605.520925][ T7805] nbd_start_device+0x17f/0xb20
[ 605.520968][ T7805] ? nbd_ioctl+0x131/0xec0
[ 605.520996][ T7805] nbd_ioctl+0x637/0xec0
[ 605.521030][ T7805] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.521051][ T7805] ? __asan_memset+0x22/0x50
[ 605.521069][ T7805] ? smack_file_ioctl+0x24d/0x340
[ 605.521092][ T7805] ? __pfx_smack_file_ioctl+0x10/0x10
[ 605.521114][ T7805] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.521140][ T7805] blkdev_ioctl+0x5a8/0x6d0
[ 605.521163][ T7805] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.521180][ T7805] ? __fget_files+0x2a/0x420
[ 605.521209][ T7805] ? bpf_lsm_file_ioctl+0x9/0x20
[ 605.521229][ T7805] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.521258][ T7805] __se_sys_ioctl+0xff/0x170
[ 605.521282][ T7805] do_syscall_64+0xfa/0x3b0
[ 605.521297][ T7805] ? lockdep_hardirqs_on+0x9c/0x150
[ 605.521322][ T7805] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.521340][ T7805] ? clear_bhb_loop+0x60/0xb0
[ 605.521362][ T7805] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.521379][ T7805] RIP: 0033:0x7f22f3883569
[ 605.521397][ T7805] 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
[ 605.521413][ T7805] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 605.521433][ T7805] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 605.521447][ T7805] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 605.521458][ T7805] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 605.521471][ T7805] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 605.521483][ T7805] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 605.521514][ T7805]
[ 605.687055][ T7805] block nbd0: shutting down sockets
[ 605.860273][ T7807] FAULT_INJECTION: forcing a failure.
[ 605.860273][ T7807] name failslab, interval 1, probability 0, space 0, times 0
[ 605.860311][ T7807] CPU: 0 UID: 0 PID: 7807 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 605.860333][ T7807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 605.860345][ T7807] Call Trace:
[ 605.860352][ T7807]
[ 605.860361][ T7807] dump_stack_lvl+0x189/0x250
[ 605.860391][ T7807] ? __pfx____ratelimit+0x10/0x10
[ 605.860418][ T7807] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.860442][ T7807] ? __pfx__printk+0x10/0x10
[ 605.860468][ T7807] ? __pfx___might_resched+0x10/0x10
[ 605.860486][ T7807] ? fs_reclaim_acquire+0x7d/0x100
[ 605.860508][ T7807] should_fail_ex+0x46c/0x600
[ 605.860538][ T7807] should_failslab+0xa8/0x100
[ 605.860564][ T7807] __kvmalloc_node_noprof+0x15a/0x550
[ 605.860587][ T7807] ? sbitmap_init_node+0x2c9/0x630
[ 605.860613][ T7807] sbitmap_init_node+0x2c9/0x630
[ 605.860641][ T7807] sbitmap_queue_init_node+0x3e/0x4d0
[ 605.860687][ T7807] blk_mq_init_tags+0x11e/0x270
[ 605.860716][ T7807] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 605.860754][ T7807] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 605.860782][ T7807] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 605.860811][ T7807] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 605.860832][ T7807] ? __kasan_slab_free+0x5b/0x80
[ 605.860851][ T7807] ? kfree+0x195/0x550
[ 605.860890][ T7807] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 605.860942][ T7807] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 605.860967][ T7807] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 605.861014][ T7807] ? nbd_start_device+0x174/0xb20
[ 605.861042][ T7807] nbd_start_device+0x17f/0xb20
[ 605.861071][ T7807] ? nbd_ioctl+0x131/0xec0
[ 605.861098][ T7807] nbd_ioctl+0x637/0xec0
[ 605.861128][ T7807] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.861150][ T7807] ? __asan_memset+0x22/0x50
[ 605.861169][ T7807] ? smack_file_ioctl+0x24d/0x340
[ 605.861191][ T7807] ? __pfx_smack_file_ioctl+0x10/0x10
[ 605.861213][ T7807] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.861243][ T7807] blkdev_ioctl+0x5a8/0x6d0
[ 605.861272][ T7807] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.861290][ T7807] ? __fget_files+0x2a/0x420
[ 605.861317][ T7807] ? bpf_lsm_file_ioctl+0x9/0x20
[ 605.861338][ T7807] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.861358][ T7807] __se_sys_ioctl+0xff/0x170
[ 605.861381][ T7807] do_syscall_64+0xfa/0x3b0
[ 605.861397][ T7807] ? lockdep_hardirqs_on+0x9c/0x150
[ 605.861421][ T7807] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.861439][ T7807] ? clear_bhb_loop+0x60/0xb0
[ 605.861461][ T7807] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.861479][ T7807] RIP: 0033:0x7f22f3883569
[ 605.861496][ T7807] 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
[ 605.861512][ T7807] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 605.861532][ T7807] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 605.861546][ T7807] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 605.861558][ T7807] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 605.861570][ T7807] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 605.861582][ T7807] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 605.861613][ T7807]
[ 606.024149][ T7807] block nbd0: shutting down sockets
[ 606.200290][ T7809] FAULT_INJECTION: forcing a failure.
[ 606.200290][ T7809] name failslab, interval 1, probability 0, space 0, times 0
[ 606.200324][ T7809] CPU: 0 UID: 0 PID: 7809 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 606.200346][ T7809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 606.200357][ T7809] Call Trace:
[ 606.200365][ T7809]
[ 606.200373][ T7809] dump_stack_lvl+0x189/0x250
[ 606.200403][ T7809] ? __pfx____ratelimit+0x10/0x10
[ 606.200429][ T7809] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.200453][ T7809] ? __pfx__printk+0x10/0x10
[ 606.200479][ T7809] ? __pfx___might_resched+0x10/0x10
[ 606.200497][ T7809] ? fs_reclaim_acquire+0x7d/0x100
[ 606.200519][ T7809] should_fail_ex+0x46c/0x600
[ 606.200549][ T7809] should_failslab+0xa8/0x100
[ 606.200574][ T7809] __kvmalloc_node_noprof+0x15a/0x550
[ 606.200597][ T7809] ? sbitmap_init_node+0x2c9/0x630
[ 606.200622][ T7809] sbitmap_init_node+0x2c9/0x630
[ 606.200653][ T7809] sbitmap_queue_init_node+0x3e/0x4d0
[ 606.200677][ T7809] blk_mq_init_tags+0x11e/0x270
[ 606.200706][ T7809] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 606.200744][ T7809] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 606.200772][ T7809] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 606.200799][ T7809] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 606.200820][ T7809] ? __kasan_slab_free+0x5b/0x80
[ 606.200839][ T7809] ? kfree+0x195/0x550
[ 606.200891][ T7809] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 606.200929][ T7809] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 606.200954][ T7809] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 606.201013][ T7809] ? nbd_start_device+0x174/0xb20
[ 606.201044][ T7809] nbd_start_device+0x17f/0xb20
[ 606.201073][ T7809] ? nbd_ioctl+0x131/0xec0
[ 606.201101][ T7809] nbd_ioctl+0x637/0xec0
[ 606.201134][ T7809] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.201156][ T7809] ? __asan_memset+0x22/0x50
[ 606.201174][ T7809] ? smack_file_ioctl+0x24d/0x340
[ 606.201197][ T7809] ? __pfx_smack_file_ioctl+0x10/0x10
[ 606.201219][ T7809] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.201248][ T7809] blkdev_ioctl+0x5a8/0x6d0
[ 606.201271][ T7809] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.201289][ T7809] ? __fget_files+0x2a/0x420
[ 606.201316][ T7809] ? bpf_lsm_file_ioctl+0x9/0x20
[ 606.201336][ T7809] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.201356][ T7809] __se_sys_ioctl+0xff/0x170
[ 606.201379][ T7809] do_syscall_64+0xfa/0x3b0
[ 606.201395][ T7809] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.201418][ T7809] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.201437][ T7809] ? clear_bhb_loop+0x60/0xb0
[ 606.201459][ T7809] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.201476][ T7809] RIP: 0033:0x7f22f3883569
[ 606.201493][ T7809] 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
[ 606.201509][ T7809] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 606.201529][ T7809] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 606.201543][ T7809] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 606.201554][ T7809] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 606.201567][ T7809] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 606.201579][ T7809] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 606.201609][ T7809]
[ 606.363560][ T7809] block nbd0: shutting down sockets
[ 606.538336][ T7812] block nbd0: Device being setup by another task
[ 606.541552][ T7811] FAULT_INJECTION: forcing a failure.
[ 606.541552][ T7811] name failslab, interval 1, probability 0, space 0, times 0
[ 606.541584][ T7811] CPU: 0 UID: 0 PID: 7811 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 606.541605][ T7811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 606.541617][ T7811] Call Trace:
[ 606.541624][ T7811]
[ 606.541633][ T7811] dump_stack_lvl+0x189/0x250
[ 606.541663][ T7811] ? __pfx____ratelimit+0x10/0x10
[ 606.541689][ T7811] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.541713][ T7811] ? __pfx__printk+0x10/0x10
[ 606.541739][ T7811] ? __pfx___might_resched+0x10/0x10
[ 606.541763][ T7811] should_fail_ex+0x46c/0x600
[ 606.541792][ T7811] ? alloc_inode+0x67/0x1b0
[ 606.541814][ T7811] should_failslab+0xa8/0x100
[ 606.541839][ T7811] ? alloc_inode+0x67/0x1b0
[ 606.541858][ T7811] kmem_cache_alloc_lru_noprof+0x73/0x310
[ 606.541887][ T7811] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 606.541911][ T7811] alloc_inode+0x67/0x1b0
[ 606.541935][ T7811] new_inode+0x22/0x170
[ 606.541963][ T7811] __debugfs_create_file+0x14d/0x4f0
[ 606.541992][ T7811] debugfs_create_file_unsafe+0x3a/0x50
[ 606.542016][ T7811] nbd_start_device+0x3a0/0xb20
[ 606.542043][ T7811] ? nbd_ioctl+0x131/0xec0
[ 606.542070][ T7811] nbd_ioctl+0x637/0xec0
[ 606.542101][ T7811] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.542123][ T7811] ? __asan_memset+0x22/0x50
[ 606.542141][ T7811] ? smack_file_ioctl+0x24d/0x340
[ 606.542172][ T7811] ? __pfx_smack_file_ioctl+0x10/0x10
[ 606.542195][ T7811] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.542221][ T7811] blkdev_ioctl+0x5a8/0x6d0
[ 606.542245][ T7811] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.542263][ T7811] ? __fget_files+0x2a/0x420
[ 606.542290][ T7811] ? bpf_lsm_file_ioctl+0x9/0x20
[ 606.542310][ T7811] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.542330][ T7811] __se_sys_ioctl+0xff/0x170
[ 606.542353][ T7811] do_syscall_64+0xfa/0x3b0
[ 606.542369][ T7811] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.542394][ T7811] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.542412][ T7811] ? clear_bhb_loop+0x60/0xb0
[ 606.542434][ T7811] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.542456][ T7811] RIP: 0033:0x7f22f3883569
[ 606.542473][ T7811] 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
[ 606.542489][ T7811] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 606.542509][ T7811] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 606.542522][ T7811] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 606.542534][ T7811] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 606.542547][ T7811] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 606.542559][ T7811] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 606.542589][ T7811]
[ 606.542660][ T7811] debugfs: out of free dentries, can not create file 'size_bytes'
[ 606.712499][ T7811] block nbd0: shutting down sockets
[ 606.880138][ T7814] FAULT_INJECTION: forcing a failure.
[ 606.880138][ T7814] name failslab, interval 1, probability 0, space 0, times 0
[ 606.880172][ T7814] CPU: 0 UID: 0 PID: 7814 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 606.880193][ T7814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 606.880205][ T7814] Call Trace:
[ 606.880212][ T7814]
[ 606.880221][ T7814] dump_stack_lvl+0x189/0x250
[ 606.880251][ T7814] ? __pfx____ratelimit+0x10/0x10
[ 606.880278][ T7814] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.880301][ T7814] ? __pfx__printk+0x10/0x10
[ 606.880328][ T7814] ? __pfx___might_resched+0x10/0x10
[ 606.880346][ T7814] ? fs_reclaim_acquire+0x7d/0x100
[ 606.880369][ T7814] should_fail_ex+0x46c/0x600
[ 606.880400][ T7814] should_failslab+0xa8/0x100
[ 606.880426][ T7814] __kvmalloc_node_noprof+0x15a/0x550
[ 606.880449][ T7814] ? sbitmap_init_node+0x2c9/0x630
[ 606.880474][ T7814] sbitmap_init_node+0x2c9/0x630
[ 606.880506][ T7814] sbitmap_queue_init_node+0x3e/0x4d0
[ 606.880530][ T7814] blk_mq_init_tags+0x11e/0x270
[ 606.880560][ T7814] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 606.880597][ T7814] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 606.880626][ T7814] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 606.880654][ T7814] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 606.880675][ T7814] ? __kasan_slab_free+0x5b/0x80
[ 606.880695][ T7814] ? kfree+0x195/0x550
[ 606.880734][ T7814] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 606.880771][ T7814] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 606.880797][ T7814] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 606.880862][ T7814] ? nbd_start_device+0x174/0xb20
[ 606.880893][ T7814] nbd_start_device+0x17f/0xb20
[ 606.880922][ T7814] ? nbd_ioctl+0x131/0xec0
[ 606.880949][ T7814] nbd_ioctl+0x637/0xec0
[ 606.880980][ T7814] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.881002][ T7814] ? __asan_memset+0x22/0x50
[ 606.881020][ T7814] ? smack_file_ioctl+0x24d/0x340
[ 606.881043][ T7814] ? __pfx_smack_file_ioctl+0x10/0x10
[ 606.881072][ T7814] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.881098][ T7814] blkdev_ioctl+0x5a8/0x6d0
[ 606.881121][ T7814] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.881139][ T7814] ? __fget_files+0x2a/0x420
[ 606.881167][ T7814] ? bpf_lsm_file_ioctl+0x9/0x20
[ 606.881188][ T7814] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.881208][ T7814] __se_sys_ioctl+0xff/0x170
[ 606.881231][ T7814] do_syscall_64+0xfa/0x3b0
[ 606.881251][ T7814] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.881275][ T7814] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.881294][ T7814] ? clear_bhb_loop+0x60/0xb0
[ 606.881316][ T7814] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.881333][ T7814] RIP: 0033:0x7f22f3883569
[ 606.881351][ 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
[ 606.881367][ T7814] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 606.881387][ T7814] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 606.881401][ T7814] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 606.881413][ T7814] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 606.881425][ T7814] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 606.881437][ T7814] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 606.881466][ T7814]
[ 607.046069][ T7814] block nbd0: shutting down sockets
[ 607.228436][ T7817] block nbd0: Device being setup by another task
[ 607.231143][ T7816] FAULT_INJECTION: forcing a failure.
[ 607.231143][ T7816] name failslab, interval 1, probability 0, space 0, times 0
[ 607.231175][ T7816] CPU: 0 UID: 0 PID: 7816 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 607.231197][ T7816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.231209][ T7816] Call Trace:
[ 607.231216][ T7816]
[ 607.231224][ T7816] dump_stack_lvl+0x189/0x250
[ 607.231255][ T7816] ? __pfx____ratelimit+0x10/0x10
[ 607.231282][ T7816] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.231306][ T7816] ? __pfx__printk+0x10/0x10
[ 607.231333][ T7816] ? __pfx___might_resched+0x10/0x10
[ 607.231351][ T7816] ? fs_reclaim_acquire+0x7d/0x100
[ 607.231374][ T7816] should_fail_ex+0x46c/0x600
[ 607.231403][ T7816] ? security_inode_alloc+0x39/0x330
[ 607.231420][ T7816] should_failslab+0xa8/0x100
[ 607.231444][ T7816] ? security_inode_alloc+0x39/0x330
[ 607.231460][ T7816] kmem_cache_alloc_noprof+0x6e/0x310
[ 607.231489][ T7816] security_inode_alloc+0x39/0x330
[ 607.231508][ T7816] inode_init_always_gfp+0x9bf/0xd70
[ 607.231545][ T7816] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 607.231570][ T7816] alloc_inode+0x82/0x1b0
[ 607.231594][ T7816] new_inode+0x22/0x170
[ 607.231622][ T7816] __debugfs_create_file+0x14d/0x4f0
[ 607.231651][ T7816] debugfs_create_file_unsafe+0x3a/0x50
[ 607.231678][ T7816] nbd_start_device+0x3a0/0xb20
[ 607.231708][ T7816] ? nbd_ioctl+0x131/0xec0
[ 607.231736][ T7816] nbd_ioctl+0x637/0xec0
[ 607.231766][ T7816] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.231788][ T7816] ? __asan_memset+0x22/0x50
[ 607.231807][ T7816] ? smack_file_ioctl+0x24d/0x340
[ 607.231830][ T7816] ? __pfx_smack_file_ioctl+0x10/0x10
[ 607.231851][ T7816] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.231962][ T7816] blkdev_ioctl+0x5a8/0x6d0
[ 607.231987][ T7816] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.232006][ T7816] ? __fget_files+0x2a/0x420
[ 607.232036][ T7816] ? bpf_lsm_file_ioctl+0x9/0x20
[ 607.232058][ T7816] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.232078][ T7816] __se_sys_ioctl+0xff/0x170
[ 607.232104][ T7816] do_syscall_64+0xfa/0x3b0
[ 607.232129][ T7816] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.232160][ T7816] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.232179][ T7816] ? clear_bhb_loop+0x60/0xb0
[ 607.232205][ T7816] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.232224][ T7816] RIP: 0033:0x7f22f3883569
[ 607.232243][ 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
[ 607.232281][ T7816] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 607.232303][ T7816] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 607.232319][ T7816] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 607.232331][ T7816] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 607.232345][ T7816] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 607.232357][ T7816] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 607.232389][ T7816]
[ 607.232423][ T7816] debugfs: out of free dentries, can not create file 'size_bytes'
[ 607.398557][ T7816] block nbd0: shutting down sockets
[ 607.600767][ T7819] FAULT_INJECTION: forcing a failure.
[ 607.600767][ T7819] name failslab, interval 1, probability 0, space 0, times 0
[ 607.600790][ T7819] CPU: 0 UID: 0 PID: 7819 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 607.600802][ T7819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.600809][ T7819] Call Trace:
[ 607.600814][ T7819]
[ 607.600819][ T7819] dump_stack_lvl+0x189/0x250
[ 607.600841][ T7819] ? __pfx____ratelimit+0x10/0x10
[ 607.600856][ T7819] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.600869][ T7819] ? __pfx__printk+0x10/0x10
[ 607.600884][ T7819] ? __pfx___might_resched+0x10/0x10
[ 607.600895][ T7819] ? fs_reclaim_acquire+0x7d/0x100
[ 607.600907][ T7819] should_fail_ex+0x46c/0x600
[ 607.600925][ T7819] should_failslab+0xa8/0x100
[ 607.600939][ T7819] __kvmalloc_node_noprof+0x15a/0x550
[ 607.600951][ T7819] ? sbitmap_init_node+0x2c9/0x630
[ 607.600966][ T7819] sbitmap_init_node+0x2c9/0x630
[ 607.600981][ T7819] sbitmap_queue_init_node+0x3e/0x4d0
[ 607.600994][ T7819] blk_mq_init_tags+0x11e/0x270
[ 607.601011][ T7819] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 607.601038][ T7819] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 607.601063][ T7819] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 607.601095][ T7819] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 607.601115][ T7819] ? __kasan_slab_free+0x5b/0x80
[ 607.601134][ T7819] ? kfree+0x195/0x550
[ 607.601171][ T7819] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 607.601205][ T7819] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 607.601226][ T7819] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 607.601257][ T7819] ? nbd_start_device+0x174/0xb20
[ 607.601275][ T7819] nbd_start_device+0x17f/0xb20
[ 607.601291][ T7819] ? nbd_ioctl+0x131/0xec0
[ 607.601306][ T7819] nbd_ioctl+0x637/0xec0
[ 607.601323][ T7819] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.601335][ T7819] ? __asan_memset+0x22/0x50
[ 607.601345][ T7819] ? smack_file_ioctl+0x24d/0x340
[ 607.601358][ T7819] ? __pfx_smack_file_ioctl+0x10/0x10
[ 607.601370][ T7819] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.601385][ T7819] blkdev_ioctl+0x5a8/0x6d0
[ 607.601398][ T7819] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.601407][ T7819] ? __fget_files+0x2a/0x420
[ 607.601423][ T7819] ? bpf_lsm_file_ioctl+0x9/0x20
[ 607.601435][ T7819] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.601446][ T7819] __se_sys_ioctl+0xff/0x170
[ 607.601459][ T7819] do_syscall_64+0xfa/0x3b0
[ 607.601469][ T7819] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.601482][ T7819] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.601492][ T7819] ? clear_bhb_loop+0x60/0xb0
[ 607.601504][ T7819] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.601514][ T7819] RIP: 0033:0x7f22f3883569
[ 607.601525][ T7819] 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
[ 607.601534][ T7819] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 607.601547][ T7819] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 607.601554][ T7819] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 607.601560][ T7819] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 607.601567][ T7819] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 607.601574][ T7819] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 607.601590][ T7819]
[ 607.771111][ T7819] block nbd0: shutting down sockets
[ 607.958750][ T7823] block nbd0: Device being setup by another task
[ 607.959653][ T7822] FAULT_INJECTION: forcing a failure.
[ 607.959653][ T7822] name failslab, interval 1, probability 0, space 0, times 0
[ 607.959674][ T7822] CPU: 1 UID: 0 PID: 7822 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 607.959686][ T7822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.959693][ T7822] Call Trace:
[ 607.959698][ T7822]
[ 607.959703][ T7822] dump_stack_lvl+0x189/0x250
[ 607.959722][ T7822] ? __pfx____ratelimit+0x10/0x10
[ 607.959737][ T7822] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.959751][ T7822] ? __pfx__printk+0x10/0x10
[ 607.959765][ T7822] ? __pfx___might_resched+0x10/0x10
[ 607.959777][ T7822] ? fs_reclaim_acquire+0x7d/0x100
[ 607.959789][ T7822] should_fail_ex+0x46c/0x600
[ 607.959808][ T7822] ? security_inode_alloc+0x39/0x330
[ 607.959818][ T7822] should_failslab+0xa8/0x100
[ 607.959833][ T7822] ? security_inode_alloc+0x39/0x330
[ 607.959841][ T7822] kmem_cache_alloc_noprof+0x6e/0x310
[ 607.959858][ T7822] security_inode_alloc+0x39/0x330
[ 607.959869][ T7822] inode_init_always_gfp+0x9bf/0xd70
[ 607.959885][ T7822] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 607.959900][ T7822] alloc_inode+0x82/0x1b0
[ 607.959913][ T7822] new_inode+0x22/0x170
[ 607.959929][ T7822] __debugfs_create_file+0x14d/0x4f0
[ 607.959944][ T7822] debugfs_create_file_unsafe+0x3a/0x50
[ 607.959959][ T7822] nbd_start_device+0x3a0/0xb20
[ 607.959977][ T7822] ? nbd_ioctl+0x131/0xec0
[ 607.959992][ T7822] nbd_ioctl+0x637/0xec0
[ 607.960008][ T7822] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.960020][ T7822] ? __asan_memset+0x22/0x50
[ 607.960031][ T7822] ? smack_file_ioctl+0x24d/0x340
[ 607.960050][ T7822] ? __pfx_smack_file_ioctl+0x10/0x10
[ 607.960063][ T7822] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.960077][ T7822] blkdev_ioctl+0x5a8/0x6d0
[ 607.960091][ T7822] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.960100][ T7822] ? __fget_files+0x2a/0x420
[ 607.960116][ T7822] ? bpf_lsm_file_ioctl+0x9/0x20
[ 607.960129][ T7822] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.960140][ T7822] __se_sys_ioctl+0xff/0x170
[ 607.960153][ T7822] do_syscall_64+0xfa/0x3b0
[ 607.960161][ T7822] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.960175][ T7822] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.960186][ T7822] ? clear_bhb_loop+0x60/0xb0
[ 607.960198][ T7822] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.960208][ T7822] RIP: 0033:0x7f22f3883569
[ 607.960219][ T7822] 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
[ 607.960228][ T7822] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 607.960240][ T7822] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 607.960247][ T7822] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 607.960253][ T7822] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 607.960260][ T7822] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 607.960266][ T7822] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 607.960282][ T7822]
[ 607.960298][ T7822] debugfs: out of free dentries, can not create file 'size_bytes'
[ 608.126344][ T7822] block nbd0: shutting down sockets
[ 608.290075][ T7825] FAULT_INJECTION: forcing a failure.
[ 608.290075][ T7825] name failslab, interval 1, probability 0, space 0, times 0
[ 608.290109][ T7825] CPU: 0 UID: 0 PID: 7825 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 608.290131][ T7825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 608.290142][ T7825] Call Trace:
[ 608.290150][ T7825]
[ 608.290158][ T7825] dump_stack_lvl+0x189/0x250
[ 608.290188][ T7825] ? __pfx____ratelimit+0x10/0x10
[ 608.290218][ T7825] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.290242][ T7825] ? __pfx__printk+0x10/0x10
[ 608.290267][ T7825] ? __pfx___might_resched+0x10/0x10
[ 608.290286][ T7825] ? fs_reclaim_acquire+0x7d/0x100
[ 608.290308][ T7825] should_fail_ex+0x46c/0x600
[ 608.290339][ T7825] should_failslab+0xa8/0x100
[ 608.290365][ T7825] __kvmalloc_node_noprof+0x15a/0x550
[ 608.290388][ T7825] ? sbitmap_init_node+0x2c9/0x630
[ 608.290413][ T7825] sbitmap_init_node+0x2c9/0x630
[ 608.290441][ T7825] sbitmap_queue_init_node+0x3e/0x4d0
[ 608.290464][ T7825] blk_mq_init_tags+0x11e/0x270
[ 608.290494][ T7825] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 608.290532][ T7825] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 608.290560][ T7825] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 608.290588][ T7825] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 608.290609][ T7825] ? __kasan_slab_free+0x5b/0x80
[ 608.290629][ T7825] ? kfree+0x195/0x550
[ 608.290667][ T7825] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 608.290703][ T7825] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 608.290728][ T7825] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 608.290777][ T7825] ? nbd_start_device+0x174/0xb20
[ 608.290808][ T7825] nbd_start_device+0x17f/0xb20
[ 608.290837][ T7825] ? nbd_ioctl+0x131/0xec0
[ 608.290864][ T7825] nbd_ioctl+0x637/0xec0
[ 608.290894][ T7825] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.290915][ T7825] ? __asan_memset+0x22/0x50
[ 608.290934][ T7825] ? smack_file_ioctl+0x24d/0x340
[ 608.290964][ T7825] ? __pfx_smack_file_ioctl+0x10/0x10
[ 608.290986][ T7825] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.291012][ T7825] blkdev_ioctl+0x5a8/0x6d0
[ 608.291035][ T7825] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.291053][ T7825] ? __fget_files+0x2a/0x420
[ 608.291080][ T7825] ? bpf_lsm_file_ioctl+0x9/0x20
[ 608.291101][ T7825] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.291121][ T7825] __se_sys_ioctl+0xff/0x170
[ 608.291144][ T7825] do_syscall_64+0xfa/0x3b0
[ 608.291160][ T7825] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.291183][ T7825] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.291202][ T7825] ? clear_bhb_loop+0x60/0xb0
[ 608.291223][ T7825] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.291241][ T7825] RIP: 0033:0x7f22f3883569
[ 608.291257][ T7825] 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
[ 608.291272][ T7825] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 608.291291][ T7825] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 608.291305][ T7825] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 608.291317][ T7825] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 608.291329][ T7825] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 608.291341][ T7825] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 608.291370][ T7825]
[ 608.455803][ T7825] block nbd0: shutting down sockets
[ 608.620106][ T7827] FAULT_INJECTION: forcing a failure.
[ 608.620106][ T7827] name failslab, interval 1, probability 0, space 0, times 0
[ 608.620141][ T7827] CPU: 0 UID: 0 PID: 7827 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 608.620163][ T7827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 608.620178][ T7827] Call Trace:
[ 608.620185][ T7827]
[ 608.620193][ T7827] dump_stack_lvl+0x189/0x250
[ 608.620224][ T7827] ? __pfx____ratelimit+0x10/0x10
[ 608.620251][ T7827] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.620275][ T7827] ? __pfx__printk+0x10/0x10
[ 608.620301][ T7827] ? __pfx___might_resched+0x10/0x10
[ 608.620320][ T7827] ? fs_reclaim_acquire+0x7d/0x100
[ 608.620342][ T7827] should_fail_ex+0x46c/0x600
[ 608.620373][ T7827] should_failslab+0xa8/0x100
[ 608.620398][ T7827] __kvmalloc_node_noprof+0x15a/0x550
[ 608.620421][ T7827] ? sbitmap_init_node+0x2c9/0x630
[ 608.620447][ T7827] sbitmap_init_node+0x2c9/0x630
[ 608.620475][ T7827] sbitmap_queue_init_node+0x3e/0x4d0
[ 608.620499][ T7827] blk_mq_init_tags+0x11e/0x270
[ 608.620528][ T7827] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 608.620567][ T7827] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 608.620595][ T7827] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 608.620636][ T7827] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 608.620657][ T7827] ? __kasan_slab_free+0x5b/0x80
[ 608.620677][ T7827] ? kfree+0x195/0x550
[ 608.620715][ T7827] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 608.620752][ T7827] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 608.620777][ T7827] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 608.620826][ T7827] ? nbd_start_device+0x174/0xb20
[ 608.620857][ T7827] nbd_start_device+0x17f/0xb20
[ 608.620886][ T7827] ? nbd_ioctl+0x131/0xec0
[ 608.620914][ T7827] nbd_ioctl+0x637/0xec0
[ 608.620953][ T7827] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.620975][ T7827] ? __asan_memset+0x22/0x50
[ 608.620993][ T7827] ? smack_file_ioctl+0x24d/0x340
[ 608.621017][ T7827] ? __pfx_smack_file_ioctl+0x10/0x10
[ 608.621038][ T7827] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.621064][ T7827] blkdev_ioctl+0x5a8/0x6d0
[ 608.621087][ T7827] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.621105][ T7827] ? __fget_files+0x2a/0x420
[ 608.621133][ T7827] ? bpf_lsm_file_ioctl+0x9/0x20
[ 608.621151][ T7827] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.621168][ T7827] __se_sys_ioctl+0xff/0x170
[ 608.621188][ T7827] do_syscall_64+0xfa/0x3b0
[ 608.621204][ T7827] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.621227][ T7827] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.621244][ T7827] ? clear_bhb_loop+0x60/0xb0
[ 608.621267][ T7827] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.621284][ T7827] RIP: 0033:0x7f22f3883569
[ 608.621301][ T7827] 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
[ 608.621316][ T7827] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 608.621335][ T7827] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 608.621349][ T7827] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 608.621360][ T7827] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 608.621373][ T7827] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 608.621385][ T7827] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 608.621415][ T7827]
[ 608.788371][ T7827] block nbd0: shutting down sockets
[ 608.960824][ T7829] FAULT_INJECTION: forcing a failure.
[ 608.960824][ T7829] name failslab, interval 1, probability 0, space 0, times 0
[ 608.960858][ T7829] CPU: 0 UID: 0 PID: 7829 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 608.960880][ T7829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 608.960898][ T7829] Call Trace:
[ 608.960906][ T7829]
[ 608.960914][ T7829] dump_stack_lvl+0x189/0x250
[ 608.960945][ T7829] ? __pfx____ratelimit+0x10/0x10
[ 608.960971][ T7829] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.960995][ T7829] ? __pfx__printk+0x10/0x10
[ 608.961021][ T7829] ? __pfx___might_resched+0x10/0x10
[ 608.961040][ T7829] ? fs_reclaim_acquire+0x7d/0x100
[ 608.961062][ T7829] should_fail_ex+0x46c/0x600
[ 608.961093][ T7829] should_failslab+0xa8/0x100
[ 608.961119][ T7829] __kvmalloc_node_noprof+0x15a/0x550
[ 608.961142][ T7829] ? sbitmap_init_node+0x2c9/0x630
[ 608.961169][ T7829] sbitmap_init_node+0x2c9/0x630
[ 608.961197][ T7829] sbitmap_queue_init_node+0x3e/0x4d0
[ 608.961221][ T7829] blk_mq_init_tags+0x11e/0x270
[ 608.961254][ T7829] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 608.961293][ T7829] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 608.961322][ T7829] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 608.961351][ T7829] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 608.961371][ T7829] ? __kasan_slab_free+0x5b/0x80
[ 608.961391][ T7829] ? kfree+0x195/0x550
[ 608.961430][ T7829] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 608.961466][ T7829] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 608.961491][ T7829] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 608.961541][ T7829] ? nbd_start_device+0x174/0xb20
[ 608.961571][ T7829] nbd_start_device+0x17f/0xb20
[ 608.961601][ T7829] ? nbd_ioctl+0x131/0xec0
[ 608.961629][ T7829] nbd_ioctl+0x637/0xec0
[ 608.961657][ T7829] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.961683][ T7829] ? __asan_memset+0x22/0x50
[ 608.961701][ T7829] ? smack_file_ioctl+0x24d/0x340
[ 608.961724][ T7829] ? __pfx_smack_file_ioctl+0x10/0x10
[ 608.961746][ T7829] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.961772][ T7829] blkdev_ioctl+0x5a8/0x6d0
[ 608.961795][ T7829] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.961813][ T7829] ? __fget_files+0x2a/0x420
[ 608.961841][ T7829] ? bpf_lsm_file_ioctl+0x9/0x20
[ 608.961861][ T7829] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.961881][ T7829] __se_sys_ioctl+0xff/0x170
[ 608.961910][ T7829] do_syscall_64+0xfa/0x3b0
[ 608.961925][ T7829] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.961949][ T7829] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.961967][ T7829] ? clear_bhb_loop+0x60/0xb0
[ 608.961989][ T7829] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.962006][ T7829] RIP: 0033:0x7f22f3883569
[ 608.962023][ 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
[ 608.962038][ T7829] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 608.962057][ T7829] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 608.962069][ T7829] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 608.962079][ T7829] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 608.962090][ T7829] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 608.962102][ T7829] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 608.962132][ T7829]
[ 609.129220][ T7829] block nbd0: shutting down sockets
[ 609.300197][ T7831] FAULT_INJECTION: forcing a failure.
[ 609.300197][ T7831] name failslab, interval 1, probability 0, space 0, times 0
[ 609.300230][ T7831] CPU: 0 UID: 0 PID: 7831 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 609.300252][ T7831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 609.300263][ T7831] Call Trace:
[ 609.300271][ T7831]
[ 609.300279][ T7831] dump_stack_lvl+0x189/0x250
[ 609.300309][ T7831] ? __pfx____ratelimit+0x10/0x10
[ 609.300335][ T7831] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.300360][ T7831] ? __pfx__printk+0x10/0x10
[ 609.300385][ T7831] ? __pfx___might_resched+0x10/0x10
[ 609.300404][ T7831] ? fs_reclaim_acquire+0x7d/0x100
[ 609.300427][ T7831] should_fail_ex+0x46c/0x600
[ 609.300458][ T7831] should_failslab+0xa8/0x100
[ 609.300484][ T7831] __kvmalloc_node_noprof+0x15a/0x550
[ 609.300507][ T7831] ? sbitmap_init_node+0x2c9/0x630
[ 609.300532][ T7831] sbitmap_init_node+0x2c9/0x630
[ 609.300573][ T7831] sbitmap_queue_init_node+0x3e/0x4d0
[ 609.300596][ T7831] blk_mq_init_tags+0x11e/0x270
[ 609.300629][ T7831] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 609.300673][ T7831] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 609.300702][ T7831] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 609.300730][ T7831] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 609.300751][ T7831] ? __kasan_slab_free+0x5b/0x80
[ 609.300771][ T7831] ? kfree+0x195/0x550
[ 609.300810][ T7831] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 609.300846][ T7831] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 609.300872][ T7831] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 609.300921][ T7831] ? nbd_start_device+0x174/0xb20
[ 609.300951][ T7831] nbd_start_device+0x17f/0xb20
[ 609.300980][ T7831] ? nbd_ioctl+0x131/0xec0
[ 609.301008][ T7831] nbd_ioctl+0x637/0xec0
[ 609.301038][ T7831] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.301060][ T7831] ? __asan_memset+0x22/0x50
[ 609.301083][ T7831] ? smack_file_ioctl+0x24d/0x340
[ 609.301106][ T7831] ? __pfx_smack_file_ioctl+0x10/0x10
[ 609.301127][ T7831] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.301153][ T7831] blkdev_ioctl+0x5a8/0x6d0
[ 609.301176][ T7831] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.301194][ T7831] ? __fget_files+0x2a/0x420
[ 609.301221][ T7831] ? bpf_lsm_file_ioctl+0x9/0x20
[ 609.301245][ T7831] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.301264][ T7831] __se_sys_ioctl+0xff/0x170
[ 609.301287][ T7831] do_syscall_64+0xfa/0x3b0
[ 609.301303][ T7831] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.301325][ T7831] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.301343][ T7831] ? clear_bhb_loop+0x60/0xb0
[ 609.301365][ T7831] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.301383][ T7831] RIP: 0033:0x7f22f3883569
[ 609.301399][ T7831] 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
[ 609.301413][ T7831] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 609.301433][ T7831] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 609.301447][ T7831] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 609.301458][ T7831] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 609.301470][ T7831] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 609.301482][ T7831] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 609.301512][ T7831]
[ 609.470395][ T7831] block nbd0: shutting down sockets
[ 609.640277][ T7833] FAULT_INJECTION: forcing a failure.
[ 609.640277][ T7833] name failslab, interval 1, probability 0, space 0, times 0
[ 609.640312][ T7833] CPU: 0 UID: 0 PID: 7833 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 609.640335][ T7833] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 609.640347][ T7833] Call Trace:
[ 609.640355][ T7833]
[ 609.640363][ T7833] dump_stack_lvl+0x189/0x250
[ 609.640394][ T7833] ? __pfx____ratelimit+0x10/0x10
[ 609.640421][ T7833] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.640446][ T7833] ? __pfx__printk+0x10/0x10
[ 609.640471][ T7833] ? __pfx___might_resched+0x10/0x10
[ 609.640490][ T7833] ? fs_reclaim_acquire+0x7d/0x100
[ 609.640512][ T7833] should_fail_ex+0x46c/0x600
[ 609.640558][ T7833] should_failslab+0xa8/0x100
[ 609.640583][ T7833] __kvmalloc_node_noprof+0x15a/0x550
[ 609.640607][ T7833] ? sbitmap_init_node+0x2c9/0x630
[ 609.640632][ T7833] sbitmap_init_node+0x2c9/0x630
[ 609.640649][ T7833] ? snd_usbmidi_standard_output+0x5d0/0xec0
[ 609.640686][ T7833] sbitmap_queue_init_node+0x3e/0x4d0
[ 609.640710][ T7833] blk_mq_init_tags+0x11e/0x270
[ 609.640739][ T7833] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 609.640777][ T7833] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 609.640813][ T7833] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 609.640841][ T7833] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 609.640862][ T7833] ? __kasan_slab_free+0x5b/0x80
[ 609.640881][ T7833] ? kfree+0x195/0x550
[ 609.640920][ T7833] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 609.640957][ T7833] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 609.640982][ T7833] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 609.641031][ T7833] ? nbd_start_device+0x174/0xb20
[ 609.641063][ T7833] nbd_start_device+0x17f/0xb20
[ 609.641092][ T7833] ? nbd_ioctl+0x131/0xec0
[ 609.641120][ T7833] nbd_ioctl+0x637/0xec0
[ 609.641150][ T7833] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.641172][ T7833] ? __asan_memset+0x22/0x50
[ 609.641191][ T7833] ? smack_file_ioctl+0x24d/0x340
[ 609.641213][ T7833] ? __pfx_smack_file_ioctl+0x10/0x10
[ 609.641234][ T7833] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.641265][ T7833] blkdev_ioctl+0x5a8/0x6d0
[ 609.641288][ T7833] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.641305][ T7833] ? __fget_files+0x2a/0x420
[ 609.641332][ T7833] ? bpf_lsm_file_ioctl+0x9/0x20
[ 609.641353][ T7833] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.641374][ T7833] __se_sys_ioctl+0xff/0x170
[ 609.641404][ T7833] do_syscall_64+0xfa/0x3b0
[ 609.641420][ T7833] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.641443][ T7833] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.641462][ T7833] ? clear_bhb_loop+0x60/0xb0
[ 609.641483][ T7833] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.641502][ T7833] RIP: 0033:0x7f22f3883569
[ 609.641518][ T7833] 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
[ 609.641533][ T7833] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 609.641553][ T7833] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 609.641566][ T7833] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 609.641578][ T7833] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 609.641591][ T7833] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 609.641603][ T7833] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 609.641633][ T7833]
[ 609.803923][ T7833] block nbd0: shutting down sockets
[ 609.970443][ T7835] FAULT_INJECTION: forcing a failure.
[ 609.970443][ T7835] name failslab, interval 1, probability 0, space 0, times 0
[ 609.970479][ T7835] CPU: 0 UID: 0 PID: 7835 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 609.970501][ T7835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 609.970513][ T7835] Call Trace:
[ 609.970522][ T7835]
[ 609.970530][ T7835] dump_stack_lvl+0x189/0x250
[ 609.970560][ T7835] ? __pfx____ratelimit+0x10/0x10
[ 609.970587][ T7835] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.970612][ T7835] ? __pfx__printk+0x10/0x10
[ 609.970639][ T7835] ? __pfx___might_resched+0x10/0x10
[ 609.970657][ T7835] ? fs_reclaim_acquire+0x7d/0x100
[ 609.970681][ T7835] should_fail_ex+0x46c/0x600
[ 609.970712][ T7835] should_failslab+0xa8/0x100
[ 609.970738][ T7835] __kvmalloc_node_noprof+0x15a/0x550
[ 609.970762][ T7835] ? sbitmap_init_node+0x2c9/0x630
[ 609.970788][ T7835] sbitmap_init_node+0x2c9/0x630
[ 609.970829][ T7835] sbitmap_queue_init_node+0x3e/0x4d0
[ 609.970853][ T7835] blk_mq_init_tags+0x11e/0x270
[ 609.970883][ T7835] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 609.970922][ T7835] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 609.970961][ T7835] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 609.970990][ T7835] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 609.971011][ T7835] ? __kasan_slab_free+0x5b/0x80
[ 609.971032][ T7835] ? kfree+0x195/0x550
[ 609.971076][ T7835] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 609.971113][ T7835] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 609.971140][ T7835] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 609.971189][ T7835] ? nbd_start_device+0x174/0xb20
[ 609.971220][ T7835] nbd_start_device+0x17f/0xb20
[ 609.971249][ T7835] ? nbd_ioctl+0x131/0xec0
[ 609.971277][ T7835] nbd_ioctl+0x637/0xec0
[ 609.971308][ T7835] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.971330][ T7835] ? __asan_memset+0x22/0x50
[ 609.971349][ T7835] ? smack_file_ioctl+0x24d/0x340
[ 609.971371][ T7835] ? __pfx_smack_file_ioctl+0x10/0x10
[ 609.971393][ T7835] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.971419][ T7835] blkdev_ioctl+0x5a8/0x6d0
[ 609.971443][ T7835] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.971460][ T7835] ? __fget_files+0x2a/0x420
[ 609.971488][ T7835] ? bpf_lsm_file_ioctl+0x9/0x20
[ 609.971509][ T7835] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.971529][ T7835] __se_sys_ioctl+0xff/0x170
[ 609.971625][ T7835] do_syscall_64+0xfa/0x3b0
[ 609.971645][ T7835] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.971669][ T7835] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.971686][ T7835] ? clear_bhb_loop+0x60/0xb0
[ 609.971705][ T7835] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.971721][ T7835] RIP: 0033:0x7f22f3883569
[ 609.971739][ T7835] 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
[ 609.971754][ T7835] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 609.971804][ T7835] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 609.971819][ T7835] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 609.971832][ T7835] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 609.971845][ T7835] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 609.971857][ T7835] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 609.971889][ T7835]
[ 610.141669][ T7835] block nbd0: shutting down sockets
[ 610.311445][ T7837] FAULT_INJECTION: forcing a failure.
[ 610.311445][ T7837] name failslab, interval 1, probability 0, space 0, times 0
[ 610.311477][ T7837] CPU: 0 UID: 0 PID: 7837 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 610.311500][ T7837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 610.311512][ T7837] Call Trace:
[ 610.311519][ T7837]
[ 610.311527][ T7837] dump_stack_lvl+0x189/0x250
[ 610.311558][ T7837] ? __pfx____ratelimit+0x10/0x10
[ 610.311585][ T7837] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.311609][ T7837] ? __pfx__printk+0x10/0x10
[ 610.311635][ T7837] ? __pfx___might_resched+0x10/0x10
[ 610.311653][ T7837] ? fs_reclaim_acquire+0x7d/0x100
[ 610.311675][ T7837] should_fail_ex+0x46c/0x600
[ 610.311707][ T7837] should_failslab+0xa8/0x100
[ 610.311732][ T7837] __kvmalloc_node_noprof+0x15a/0x550
[ 610.311754][ T7837] ? sbitmap_init_node+0x2c9/0x630
[ 610.311790][ T7837] sbitmap_init_node+0x2c9/0x630
[ 610.311818][ T7837] sbitmap_queue_init_node+0x3e/0x4d0
[ 610.311842][ T7837] blk_mq_init_tags+0x11e/0x270
[ 610.311871][ T7837] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 610.311909][ T7837] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 610.311941][ T7837] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 610.311970][ T7837] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 610.311990][ T7837] ? __kasan_slab_free+0x5b/0x80
[ 610.312010][ T7837] ? kfree+0x195/0x550
[ 610.312048][ T7837] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 610.312085][ T7837] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 610.312110][ T7837] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 610.312158][ T7837] ? nbd_start_device+0x174/0xb20
[ 610.312189][ T7837] nbd_start_device+0x17f/0xb20
[ 610.312218][ T7837] ? nbd_ioctl+0x131/0xec0
[ 610.312245][ T7837] nbd_ioctl+0x637/0xec0
[ 610.312276][ T7837] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.312297][ T7837] ? __asan_memset+0x22/0x50
[ 610.312316][ T7837] ? smack_file_ioctl+0x24d/0x340
[ 610.312338][ T7837] ? __pfx_smack_file_ioctl+0x10/0x10
[ 610.312360][ T7837] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.312386][ T7837] blkdev_ioctl+0x5a8/0x6d0
[ 610.312409][ T7837] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.312426][ T7837] ? __fget_files+0x2a/0x420
[ 610.312454][ T7837] ? bpf_lsm_file_ioctl+0x9/0x20
[ 610.312474][ T7837] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.312494][ T7837] __se_sys_ioctl+0xff/0x170
[ 610.312517][ T7837] do_syscall_64+0xfa/0x3b0
[ 610.312532][ T7837] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.312556][ T7837] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.312574][ T7837] ? clear_bhb_loop+0x60/0xb0
[ 610.312595][ T7837] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.312612][ T7837] RIP: 0033:0x7f22f3883569
[ 610.312629][ T7837] 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
[ 610.312644][ T7837] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 610.312664][ T7837] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 610.312678][ T7837] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 610.312690][ T7837] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 610.312703][ T7837] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 610.312714][ T7837] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 610.312744][ T7837]
[ 610.481262][ T7837] block nbd0: shutting down sockets
[ 610.650273][ T7839] FAULT_INJECTION: forcing a failure.
[ 610.650273][ T7839] name failslab, interval 1, probability 0, space 0, times 0
[ 610.650306][ T7839] CPU: 0 UID: 0 PID: 7839 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 610.650329][ T7839] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 610.650340][ T7839] Call Trace:
[ 610.650348][ T7839]
[ 610.650357][ T7839] dump_stack_lvl+0x189/0x250
[ 610.650386][ T7839] ? __pfx____ratelimit+0x10/0x10
[ 610.650412][ T7839] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.650437][ T7839] ? __pfx__printk+0x10/0x10
[ 610.650463][ T7839] ? __pfx___might_resched+0x10/0x10
[ 610.650481][ T7839] ? fs_reclaim_acquire+0x7d/0x100
[ 610.650503][ T7839] should_fail_ex+0x46c/0x600
[ 610.650533][ T7839] should_failslab+0xa8/0x100
[ 610.650559][ T7839] __kmalloc_cache_node_noprof+0x78/0x340
[ 610.650583][ T7839] ? blk_mq_init_tags+0x83/0x270
[ 610.650613][ T7839] blk_mq_init_tags+0x83/0x270
[ 610.650641][ T7839] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 610.650685][ T7839] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 610.650714][ T7839] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 610.650742][ T7839] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 610.650764][ T7839] ? __kasan_slab_free+0x5b/0x80
[ 610.650783][ T7839] ? kfree+0x195/0x550
[ 610.650821][ T7839] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 610.650859][ T7839] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 610.650884][ T7839] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 610.650932][ T7839] ? nbd_start_device+0x174/0xb20
[ 610.650963][ T7839] nbd_start_device+0x17f/0xb20
[ 610.650992][ T7839] ? nbd_ioctl+0x131/0xec0
[ 610.651020][ T7839] nbd_ioctl+0x637/0xec0
[ 610.651050][ T7839] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.651073][ T7839] ? __asan_memset+0x22/0x50
[ 610.651090][ T7839] ? smack_file_ioctl+0x24d/0x340
[ 610.651117][ T7839] ? __pfx_smack_file_ioctl+0x10/0x10
[ 610.651139][ T7839] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.651165][ T7839] blkdev_ioctl+0x5a8/0x6d0
[ 610.651188][ T7839] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.651206][ T7839] ? __fget_files+0x2a/0x420
[ 610.651233][ T7839] ? bpf_lsm_file_ioctl+0x9/0x20
[ 610.651254][ T7839] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.651273][ T7839] __se_sys_ioctl+0xff/0x170
[ 610.651296][ T7839] do_syscall_64+0xfa/0x3b0
[ 610.651312][ T7839] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.651336][ T7839] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.651353][ T7839] ? clear_bhb_loop+0x60/0xb0
[ 610.651375][ T7839] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.651391][ T7839] RIP: 0033:0x7f22f3883569
[ 610.651408][ T7839] 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
[ 610.651424][ T7839] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 610.651444][ T7839] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 610.651458][ T7839] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 610.651469][ T7839] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 610.651482][ T7839] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 610.651494][ T7839] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 610.651524][ T7839]
[ 610.817719][ T7839] block nbd0: shutting down sockets
[ 610.980653][ T7841] FAULT_INJECTION: forcing a failure.
[ 610.980653][ T7841] name failslab, interval 1, probability 0, space 0, times 0
[ 610.980688][ T7841] CPU: 0 UID: 0 PID: 7841 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 610.980711][ T7841] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 610.980722][ T7841] Call Trace:
[ 610.980730][ T7841]
[ 610.980738][ T7841] dump_stack_lvl+0x189/0x250
[ 610.980769][ T7841] ? __pfx____ratelimit+0x10/0x10
[ 610.980795][ T7841] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.980819][ T7841] ? __pfx__printk+0x10/0x10
[ 610.980845][ T7841] ? __pfx___might_resched+0x10/0x10
[ 610.980863][ T7841] ? fs_reclaim_acquire+0x7d/0x100
[ 610.980886][ T7841] should_fail_ex+0x46c/0x600
[ 610.980916][ T7841] should_failslab+0xa8/0x100
[ 610.980942][ T7841] __kvmalloc_node_noprof+0x15a/0x550
[ 610.980965][ T7841] ? sbitmap_init_node+0x2c9/0x630
[ 610.980991][ T7841] sbitmap_init_node+0x2c9/0x630
[ 610.981019][ T7841] sbitmap_queue_init_node+0x3e/0x4d0
[ 610.981042][ T7841] blk_mq_init_tags+0x11e/0x270
[ 610.981072][ T7841] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 610.981110][ T7841] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 610.981138][ T7841] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 610.981175][ T7841] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 610.981199][ T7841] ? __kasan_slab_free+0x5b/0x80
[ 610.981218][ T7841] ? kfree+0x195/0x550
[ 610.981256][ T7841] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 610.981293][ T7841] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 610.981318][ T7841] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 610.981366][ T7841] ? nbd_start_device+0x174/0xb20
[ 610.981398][ T7841] nbd_start_device+0x17f/0xb20
[ 610.981426][ T7841] ? nbd_ioctl+0x131/0xec0
[ 610.981454][ T7841] nbd_ioctl+0x637/0xec0
[ 610.981491][ T7841] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.981513][ T7841] ? __asan_memset+0x22/0x50
[ 610.981531][ T7841] ? smack_file_ioctl+0x24d/0x340
[ 610.981555][ T7841] ? __pfx_smack_file_ioctl+0x10/0x10
[ 610.981577][ T7841] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.981603][ T7841] blkdev_ioctl+0x5a8/0x6d0
[ 610.981626][ T7841] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.981643][ T7841] ? __fget_files+0x2a/0x420
[ 610.981672][ T7841] ? bpf_lsm_file_ioctl+0x9/0x20
[ 610.981692][ T7841] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.981712][ T7841] __se_sys_ioctl+0xff/0x170
[ 610.981735][ T7841] do_syscall_64+0xfa/0x3b0
[ 610.981751][ T7841] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.981774][ T7841] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.981793][ T7841] ? clear_bhb_loop+0x60/0xb0
[ 610.981814][ T7841] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.981832][ T7841] RIP: 0033:0x7f22f3883569
[ 610.981849][ T7841] 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
[ 610.981865][ T7841] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 610.981885][ T7841] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 610.981898][ T7841] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 610.981910][ T7841] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 610.981923][ T7841] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 610.981935][ T7841] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 610.981966][ T7841]
[ 611.147911][ T7841] block nbd0: shutting down sockets
[ 611.310135][ T7843] FAULT_INJECTION: forcing a failure.
[ 611.310135][ T7843] name failslab, interval 1, probability 0, space 0, times 0
[ 611.310234][ T7843] CPU: 0 UID: 0 PID: 7843 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 611.310256][ T7843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 611.310268][ T7843] Call Trace:
[ 611.310277][ T7843]
[ 611.310285][ T7843] dump_stack_lvl+0x189/0x250
[ 611.310315][ T7843] ? __pfx____ratelimit+0x10/0x10
[ 611.310342][ T7843] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.310366][ T7843] ? __pfx__printk+0x10/0x10
[ 611.310392][ T7843] ? __pfx___might_resched+0x10/0x10
[ 611.310411][ T7843] ? fs_reclaim_acquire+0x7d/0x100
[ 611.310433][ T7843] should_fail_ex+0x46c/0x600
[ 611.310462][ T7843] should_failslab+0xa8/0x100
[ 611.310488][ T7843] __kmalloc_cache_node_noprof+0x78/0x340
[ 611.310510][ T7843] ? blk_mq_init_tags+0x83/0x270
[ 611.310540][ T7843] blk_mq_init_tags+0x83/0x270
[ 611.310568][ T7843] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 611.310605][ T7843] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 611.310634][ T7843] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 611.310662][ T7843] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 611.310683][ T7843] ? __kasan_slab_free+0x5b/0x80
[ 611.310709][ T7843] ? kfree+0x195/0x550
[ 611.310748][ T7843] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 611.310785][ T7843] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 611.310811][ T7843] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 611.310870][ T7843] ? nbd_start_device+0x174/0xb20
[ 611.310902][ T7843] nbd_start_device+0x17f/0xb20
[ 611.310931][ T7843] ? nbd_ioctl+0x131/0xec0
[ 611.310959][ T7843] nbd_ioctl+0x637/0xec0
[ 611.310989][ T7843] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.311010][ T7843] ? __asan_memset+0x22/0x50
[ 611.311029][ T7843] ? smack_file_ioctl+0x24d/0x340
[ 611.311052][ T7843] ? __pfx_smack_file_ioctl+0x10/0x10
[ 611.311073][ T7843] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.311099][ T7843] blkdev_ioctl+0x5a8/0x6d0
[ 611.311122][ T7843] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.311139][ T7843] ? __fget_files+0x2a/0x420
[ 611.311166][ T7843] ? bpf_lsm_file_ioctl+0x9/0x20
[ 611.311187][ T7843] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.311206][ T7843] __se_sys_ioctl+0xff/0x170
[ 611.311230][ T7843] do_syscall_64+0xfa/0x3b0
[ 611.311250][ T7843] ? lockdep_hardirqs_on+0x9c/0x150
[ 611.311274][ T7843] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.311292][ T7843] ? clear_bhb_loop+0x60/0xb0
[ 611.311315][ T7843] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.311332][ T7843] RIP: 0033:0x7f22f3883569
[ 611.311349][ T7843] 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
[ 611.311364][ T7843] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 611.311384][ T7843] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 611.311398][ T7843] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 611.311410][ T7843] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 611.311423][ T7843] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 611.311435][ T7843] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 611.311464][ T7843]
[ 611.477870][ T7843] block nbd0: shutting down sockets
[ 611.640417][ T7845] FAULT_INJECTION: forcing a failure.
[ 611.640417][ T7845] name failslab, interval 1, probability 0, space 0, times 0
[ 611.640453][ T7845] CPU: 0 UID: 0 PID: 7845 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 611.640474][ T7845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 611.640487][ T7845] Call Trace:
[ 611.640495][ T7845]
[ 611.640503][ T7845] dump_stack_lvl+0x189/0x250
[ 611.640535][ T7845] ? __pfx____ratelimit+0x10/0x10
[ 611.640561][ T7845] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.640586][ T7845] ? __pfx__printk+0x10/0x10
[ 611.640618][ T7845] ? __pfx___might_resched+0x10/0x10
[ 611.640637][ T7845] ? fs_reclaim_acquire+0x7d/0x100
[ 611.640658][ T7845] should_fail_ex+0x46c/0x600
[ 611.640689][ T7845] should_failslab+0xa8/0x100
[ 611.640714][ T7845] __kvmalloc_node_noprof+0x15a/0x550
[ 611.640737][ T7845] ? sbitmap_init_node+0x2c9/0x630
[ 611.640763][ T7845] sbitmap_init_node+0x2c9/0x630
[ 611.640792][ T7845] sbitmap_queue_init_node+0x3e/0x4d0
[ 611.640815][ T7845] blk_mq_init_tags+0x11e/0x270
[ 611.640845][ T7845] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 611.640883][ T7845] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 611.640912][ T7845] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 611.640944][ T7845] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 611.640965][ T7845] ? __kasan_slab_free+0x5b/0x80
[ 611.640984][ T7845] ? kfree+0x195/0x550
[ 611.641024][ T7845] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 611.641061][ T7845] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 611.641086][ T7845] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 611.641136][ T7845] ? nbd_start_device+0x174/0xb20
[ 611.641165][ T7845] nbd_start_device+0x17f/0xb20
[ 611.641195][ T7845] ? nbd_ioctl+0x131/0xec0
[ 611.641222][ T7845] nbd_ioctl+0x637/0xec0
[ 611.641252][ T7845] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.641273][ T7845] ? __asan_memset+0x22/0x50
[ 611.641292][ T7845] ? smack_file_ioctl+0x24d/0x340
[ 611.641315][ T7845] ? __pfx_smack_file_ioctl+0x10/0x10
[ 611.641337][ T7845] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.641363][ T7845] blkdev_ioctl+0x5a8/0x6d0
[ 611.641386][ T7845] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.641403][ T7845] ? __fget_files+0x2a/0x420
[ 611.641431][ T7845] ? bpf_lsm_file_ioctl+0x9/0x20
[ 611.641452][ T7845] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.641488][ T7845] __se_sys_ioctl+0xff/0x170
[ 611.641512][ T7845] do_syscall_64+0xfa/0x3b0
[ 611.641528][ T7845] ? lockdep_hardirqs_on+0x9c/0x150
[ 611.641553][ T7845] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.641570][ T7845] ? clear_bhb_loop+0x60/0xb0
[ 611.641592][ T7845] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.641615][ T7845] RIP: 0033:0x7f22f3883569
[ 611.641633][ T7845] 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
[ 611.641649][ T7845] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 611.641669][ T7845] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 611.641683][ T7845] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 611.641695][ T7845] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 611.641707][ T7845] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 611.641719][ T7845] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 611.641750][ T7845]
[ 611.808910][ T7845] block nbd0: shutting down sockets
[ 611.980648][ T7847] FAULT_INJECTION: forcing a failure.
[ 611.980648][ T7847] name failslab, interval 1, probability 0, space 0, times 0
[ 611.980682][ T7847] CPU: 0 UID: 0 PID: 7847 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 611.980704][ T7847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 611.980715][ T7847] Call Trace:
[ 611.980723][ T7847]
[ 611.980732][ T7847] dump_stack_lvl+0x189/0x250
[ 611.980762][ T7847] ? __pfx____ratelimit+0x10/0x10
[ 611.980788][ T7847] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.980812][ T7847] ? __pfx__printk+0x10/0x10
[ 611.980838][ T7847] ? __pfx___might_resched+0x10/0x10
[ 611.980856][ T7847] ? fs_reclaim_acquire+0x7d/0x100
[ 611.980878][ T7847] should_fail_ex+0x46c/0x600
[ 611.980909][ T7847] should_failslab+0xa8/0x100
[ 611.980934][ T7847] __kmalloc_cache_node_noprof+0x78/0x340
[ 611.980957][ T7847] ? blk_mq_init_tags+0x83/0x270
[ 611.980986][ T7847] blk_mq_init_tags+0x83/0x270
[ 611.981014][ T7847] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 611.981051][ T7847] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 611.981079][ T7847] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 611.981107][ T7847] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 611.981129][ T7847] ? __kasan_slab_free+0x5b/0x80
[ 611.981148][ T7847] ? kfree+0x195/0x550
[ 611.981187][ T7847] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 611.981223][ T7847] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 611.981248][ T7847] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 611.981296][ T7847] ? nbd_start_device+0x174/0xb20
[ 611.981327][ T7847] nbd_start_device+0x17f/0xb20
[ 611.981355][ T7847] ? nbd_ioctl+0x131/0xec0
[ 611.981382][ T7847] nbd_ioctl+0x637/0xec0
[ 611.981419][ T7847] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.981442][ T7847] ? __asan_memset+0x22/0x50
[ 611.981460][ T7847] ? smack_file_ioctl+0x24d/0x340
[ 611.981479][ T7847] ? __pfx_smack_file_ioctl+0x10/0x10
[ 611.981499][ T7847] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.981525][ T7847] blkdev_ioctl+0x5a8/0x6d0
[ 611.981548][ T7847] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.981565][ T7847] ? __fget_files+0x2a/0x420
[ 611.981593][ T7847] ? bpf_lsm_file_ioctl+0x9/0x20
[ 611.981612][ T7847] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.981632][ T7847] __se_sys_ioctl+0xff/0x170
[ 611.981655][ T7847] do_syscall_64+0xfa/0x3b0
[ 611.981671][ T7847] ? lockdep_hardirqs_on+0x9c/0x150
[ 611.981694][ T7847] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.981713][ T7847] ? clear_bhb_loop+0x60/0xb0
[ 611.981735][ T7847] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.981753][ T7847] RIP: 0033:0x7f22f3883569
[ 611.981770][ T7847] 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
[ 611.981786][ T7847] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 611.981805][ T7847] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 611.981819][ T7847] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 611.981831][ T7847] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 611.981844][ T7847] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 611.981856][ T7847] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 611.981882][ T7847]
[ 612.147853][ T7847] block nbd0: shutting down sockets
[ 612.310394][ T7849] FAULT_INJECTION: forcing a failure.
[ 612.310394][ T7849] name failslab, interval 1, probability 0, space 0, times 0
[ 612.310435][ T7849] CPU: 0 UID: 0 PID: 7849 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 612.310457][ T7849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 612.310469][ T7849] Call Trace:
[ 612.310477][ T7849]
[ 612.310485][ T7849] dump_stack_lvl+0x189/0x250
[ 612.310516][ T7849] ? __pfx____ratelimit+0x10/0x10
[ 612.310680][ T7849] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.310707][ T7849] ? __pfx__printk+0x10/0x10
[ 612.310734][ T7849] ? __pfx___might_resched+0x10/0x10
[ 612.310752][ T7849] ? fs_reclaim_acquire+0x7d/0x100
[ 612.310774][ T7849] should_fail_ex+0x46c/0x600
[ 612.310807][ T7849] should_failslab+0xa8/0x100
[ 612.310832][ T7849] __kvmalloc_node_noprof+0x15a/0x550
[ 612.310856][ T7849] ? sbitmap_init_node+0x2c9/0x630
[ 612.310882][ T7849] sbitmap_init_node+0x2c9/0x630
[ 612.310917][ T7849] sbitmap_queue_init_node+0x3e/0x4d0
[ 612.310941][ T7849] blk_mq_init_tags+0x11e/0x270
[ 612.310973][ T7849] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 612.311013][ T7849] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 612.311043][ T7849] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 612.311073][ T7849] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 612.311095][ T7849] ? __kasan_slab_free+0x5b/0x80
[ 612.311115][ T7849] ? kfree+0x195/0x550
[ 612.311154][ T7849] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 612.311192][ T7849] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 612.311218][ T7849] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 612.311272][ T7849] ? nbd_start_device+0x174/0xb20
[ 612.311304][ T7849] nbd_start_device+0x17f/0xb20
[ 612.311334][ T7849] ? nbd_ioctl+0x131/0xec0
[ 612.311359][ T7849] nbd_ioctl+0x637/0xec0
[ 612.311386][ T7849] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.311407][ T7849] ? __asan_memset+0x22/0x50
[ 612.311430][ T7849] ? smack_file_ioctl+0x24d/0x340
[ 612.311455][ T7849] ? __pfx_smack_file_ioctl+0x10/0x10
[ 612.311479][ T7849] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.311506][ T7849] blkdev_ioctl+0x5a8/0x6d0
[ 612.311532][ T7849] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.311551][ T7849] ? __fget_files+0x2a/0x420
[ 612.311580][ T7849] ? bpf_lsm_file_ioctl+0x9/0x20
[ 612.311609][ T7849] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.311630][ T7849] __se_sys_ioctl+0xff/0x170
[ 612.311654][ T7849] do_syscall_64+0xfa/0x3b0
[ 612.311671][ T7849] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.311697][ T7849] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.311717][ T7849] ? clear_bhb_loop+0x60/0xb0
[ 612.311739][ T7849] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.311755][ T7849] RIP: 0033:0x7f22f3883569
[ 612.311776][ T7849] 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
[ 612.311793][ T7849] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 612.311814][ T7849] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 612.311828][ T7849] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 612.311840][ T7849] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 612.311853][ T7849] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 612.311866][ T7849] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 612.311898][ T7849]
[ 612.477064][ T7849] block nbd0: shutting down sockets
[ 612.650435][ T7851] FAULT_INJECTION: forcing a failure.
[ 612.650435][ T7851] name failslab, interval 1, probability 0, space 0, times 0
[ 612.650481][ T7851] CPU: 0 UID: 0 PID: 7851 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 612.650503][ T7851] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 612.650519][ T7851] Call Trace:
[ 612.650526][ T7851]
[ 612.650535][ T7851] dump_stack_lvl+0x189/0x250
[ 612.650566][ T7851] ? __pfx____ratelimit+0x10/0x10
[ 612.650593][ T7851] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.650617][ T7851] ? __pfx__printk+0x10/0x10
[ 612.650643][ T7851] ? __pfx___might_resched+0x10/0x10
[ 612.650662][ T7851] ? fs_reclaim_acquire+0x7d/0x100
[ 612.650684][ T7851] should_fail_ex+0x46c/0x600
[ 612.650714][ T7851] should_failslab+0xa8/0x100
[ 612.650740][ T7851] __kvmalloc_node_noprof+0x15a/0x550
[ 612.650762][ T7851] ? sbitmap_init_node+0x2c9/0x630
[ 612.650788][ T7851] sbitmap_init_node+0x2c9/0x630
[ 612.650815][ T7851] sbitmap_queue_init_node+0x3e/0x4d0
[ 612.650838][ T7851] blk_mq_init_tags+0x11e/0x270
[ 612.650868][ T7851] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 612.650906][ T7851] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 612.650935][ T7851] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 612.650963][ T7851] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 612.650984][ T7851] ? __kasan_slab_free+0x5b/0x80
[ 612.651003][ T7851] ? kfree+0x195/0x550
[ 612.651041][ T7851] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 612.651078][ T7851] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 612.651103][ T7851] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 612.651151][ T7851] ? nbd_start_device+0x174/0xb20
[ 612.651182][ T7851] nbd_start_device+0x17f/0xb20
[ 612.651210][ T7851] ? nbd_ioctl+0x131/0xec0
[ 612.651237][ T7851] nbd_ioctl+0x637/0xec0
[ 612.651267][ T7851] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.651289][ T7851] ? __asan_memset+0x22/0x50
[ 612.651307][ T7851] ? smack_file_ioctl+0x24d/0x340
[ 612.651329][ T7851] ? __pfx_smack_file_ioctl+0x10/0x10
[ 612.651351][ T7851] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.651376][ T7851] blkdev_ioctl+0x5a8/0x6d0
[ 612.651403][ T7851] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.651421][ T7851] ? __fget_files+0x2a/0x420
[ 612.651449][ T7851] ? bpf_lsm_file_ioctl+0x9/0x20
[ 612.651476][ T7851] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.651496][ T7851] __se_sys_ioctl+0xff/0x170
[ 612.651518][ T7851] do_syscall_64+0xfa/0x3b0
[ 612.651535][ T7851] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.651558][ T7851] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.651577][ T7851] ? clear_bhb_loop+0x60/0xb0
[ 612.651599][ T7851] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.651616][ T7851] RIP: 0033:0x7f22f3883569
[ 612.651634][ 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
[ 612.651650][ T7851] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 612.651670][ T7851] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 612.651683][ T7851] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 612.651695][ T7851] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 612.651708][ T7851] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 612.651719][ T7851] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 612.651750][ T7851]
[ 612.816937][ T7851] block nbd0: shutting down sockets
[ 612.990181][ T7853] FAULT_INJECTION: forcing a failure.
[ 612.990181][ T7853] name failslab, interval 1, probability 0, space 0, times 0
[ 612.990217][ T7853] CPU: 0 UID: 0 PID: 7853 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 612.990239][ T7853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 612.990250][ T7853] Call Trace:
[ 612.990258][ T7853]
[ 612.990266][ T7853] dump_stack_lvl+0x189/0x250
[ 612.990296][ T7853] ? __pfx____ratelimit+0x10/0x10
[ 612.990323][ T7853] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.990348][ T7853] ? __pfx__printk+0x10/0x10
[ 612.990372][ T7853] ? __pfx___might_resched+0x10/0x10
[ 612.990392][ T7853] ? fs_reclaim_acquire+0x7d/0x100
[ 612.990415][ T7853] should_fail_ex+0x46c/0x600
[ 612.990446][ T7853] should_failslab+0xa8/0x100
[ 612.990471][ T7853] __kmalloc_cache_node_noprof+0x78/0x340
[ 612.990495][ T7853] ? blk_mq_init_tags+0x83/0x270
[ 612.990533][ T7853] blk_mq_init_tags+0x83/0x270
[ 612.990560][ T7853] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 612.990598][ T7853] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 612.990627][ T7853] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 612.990655][ T7853] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 612.990675][ T7853] ? __kasan_slab_free+0x5b/0x80
[ 612.990695][ T7853] ? kfree+0x195/0x550
[ 612.990734][ T7853] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 612.990771][ T7853] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 612.990797][ T7853] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 612.990846][ T7853] ? nbd_start_device+0x174/0xb20
[ 612.990877][ T7853] nbd_start_device+0x17f/0xb20
[ 612.990905][ T7853] ? nbd_ioctl+0x131/0xec0
[ 612.990933][ T7853] nbd_ioctl+0x637/0xec0
[ 612.990963][ T7853] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.990985][ T7853] ? __asan_memset+0x22/0x50
[ 612.991003][ T7853] ? smack_file_ioctl+0x24d/0x340
[ 612.991026][ T7853] ? __pfx_smack_file_ioctl+0x10/0x10
[ 612.991048][ T7853] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.991074][ T7853] blkdev_ioctl+0x5a8/0x6d0
[ 612.991097][ T7853] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.991114][ T7853] ? __fget_files+0x2a/0x420
[ 612.991142][ T7853] ? bpf_lsm_file_ioctl+0x9/0x20
[ 612.991162][ T7853] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.991183][ T7853] __se_sys_ioctl+0xff/0x170
[ 612.991206][ T7853] do_syscall_64+0xfa/0x3b0
[ 612.991222][ T7853] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.991246][ T7853] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.991263][ T7853] ? clear_bhb_loop+0x60/0xb0
[ 612.991285][ T7853] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.991303][ T7853] RIP: 0033:0x7f22f3883569
[ 612.991320][ T7853] 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
[ 612.991336][ T7853] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 612.991356][ T7853] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 612.991369][ T7853] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 612.991378][ T7853] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 612.991389][ T7853] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 612.991400][ T7853] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 612.991429][ T7853]
[ 613.158466][ T7853] block nbd0: shutting down sockets
[ 613.340163][ T7855] FAULT_INJECTION: forcing a failure.
[ 613.340163][ T7855] name failslab, interval 1, probability 0, space 0, times 0
[ 613.340199][ T7855] CPU: 0 UID: 0 PID: 7855 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 613.340221][ T7855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 613.340232][ T7855] Call Trace:
[ 613.340240][ T7855]
[ 613.340248][ T7855] dump_stack_lvl+0x189/0x250
[ 613.340279][ T7855] ? __pfx____ratelimit+0x10/0x10
[ 613.340305][ T7855] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.340329][ T7855] ? __pfx__printk+0x10/0x10
[ 613.340355][ T7855] ? __pfx___might_resched+0x10/0x10
[ 613.340373][ T7855] ? fs_reclaim_acquire+0x7d/0x100
[ 613.340396][ T7855] should_fail_ex+0x46c/0x600
[ 613.340427][ T7855] should_failslab+0xa8/0x100
[ 613.340453][ T7855] __kmalloc_cache_node_noprof+0x78/0x340
[ 613.340486][ T7855] ? blk_mq_init_tags+0x83/0x270
[ 613.340516][ T7855] blk_mq_init_tags+0x83/0x270
[ 613.340543][ T7855] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 613.340581][ T7855] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 613.340610][ T7855] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 613.340638][ T7855] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 613.340658][ T7855] ? __kasan_slab_free+0x5b/0x80
[ 613.340678][ T7855] ? kfree+0x195/0x550
[ 613.340716][ T7855] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 613.340753][ T7855] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 613.340778][ T7855] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 613.340827][ T7855] ? nbd_start_device+0x174/0xb20
[ 613.340857][ T7855] nbd_start_device+0x17f/0xb20
[ 613.340886][ T7855] ? nbd_ioctl+0x131/0xec0
[ 613.340913][ T7855] nbd_ioctl+0x637/0xec0
[ 613.340943][ T7855] ? __pfx_nbd_ioctl+0x10/0x10
[ 613.340964][ T7855] ? __asan_memset+0x22/0x50
[ 613.340983][ T7855] ? smack_file_ioctl+0x24d/0x340
[ 613.341006][ T7855] ? __pfx_smack_file_ioctl+0x10/0x10
[ 613.341028][ T7855] ? __pfx_nbd_ioctl+0x10/0x10
[ 613.341054][ T7855] blkdev_ioctl+0x5a8/0x6d0
[ 613.341077][ T7855] ? __pfx_blkdev_ioctl+0x10/0x10
[ 613.341094][ T7855] ? __fget_files+0x2a/0x420
[ 613.341122][ T7855] ? bpf_lsm_file_ioctl+0x9/0x20
[ 613.341142][ T7855] ? __pfx_blkdev_ioctl+0x10/0x10
[ 613.341162][ T7855] __se_sys_ioctl+0xff/0x170
[ 613.341186][ T7855] do_syscall_64+0xfa/0x3b0
[ 613.341201][ T7855] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.341245][ T7855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.341263][ T7855] ? clear_bhb_loop+0x60/0xb0
[ 613.341286][ T7855] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.341303][ T7855] RIP: 0033:0x7f22f3883569
[ 613.341321][ T7855] 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
[ 613.341336][ T7855] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 613.341356][ T7855] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 613.341370][ T7855] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 613.341381][ T7855] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 613.341395][ T7855] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 613.341406][ T7855] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 613.341437][ T7855]
[ 613.513826][ T7855] block nbd0: shutting down sockets
[ 613.680317][ T7857] FAULT_INJECTION: forcing a failure.
[ 613.680317][ T7857] name failslab, interval 1, probability 0, space 0, times 0
[ 613.680352][ T7857] CPU: 0 UID: 0 PID: 7857 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 613.680374][ T7857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 613.680386][ T7857] Call Trace:
[ 613.680394][ T7857]
[ 613.680402][ T7857] dump_stack_lvl+0x189/0x250
[ 613.680431][ T7857] ? __pfx____ratelimit+0x10/0x10
[ 613.680457][ T7857] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.680482][ T7857] ? __pfx__printk+0x10/0x10
[ 613.680508][ T7857] ? __pfx___might_resched+0x10/0x10
[ 613.680526][ T7857] ? fs_reclaim_acquire+0x7d/0x100
[ 613.680550][ T7857] should_fail_ex+0x46c/0x600
[ 613.680580][ T7857] should_failslab+0xa8/0x100
[ 613.680605][ T7857] __kvmalloc_node_noprof+0x15a/0x550
[ 613.680628][ T7857] ? sbitmap_init_node+0x2c9/0x630
[ 613.680653][ T7857] sbitmap_init_node+0x2c9/0x630
[ 613.680681][ T7857] sbitmap_queue_init_node+0x3e/0x4d0
[ 613.680704][ T7857] blk_mq_init_tags+0x11e/0x270
[ 613.680733][ T7857] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 613.680771][ T7857] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 613.680800][ T7857] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 613.680828][ T7857] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 613.680848][ T7857] ? __kasan_slab_free+0x5b/0x80
[ 613.680867][ T7857] ? kfree+0x195/0x550
[ 613.680909][ T7857] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 613.680945][ T7857] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 613.680970][ T7857] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 613.681017][ T7857] ? nbd_start_device+0x174/0xb20
[ 613.681047][ T7857] nbd_start_device+0x17f/0xb20
[ 613.681077][ T7857] ? nbd_ioctl+0x131/0xec0
[ 613.681103][ T7857] nbd_ioctl+0x637/0xec0
[ 613.681134][ T7857] ? __pfx_nbd_ioctl+0x10/0x10
[ 613.681155][ T7857] ? __asan_memset+0x22/0x50
[ 613.681179][ T7857] ? smack_file_ioctl+0x24d/0x340
[ 613.681200][ T7857] ? __pfx_smack_file_ioctl+0x10/0x10
[ 613.681222][ T7857] ? __pfx_nbd_ioctl+0x10/0x10
[ 613.681247][ T7857] blkdev_ioctl+0x5a8/0x6d0
[ 613.681271][ T7857] ? __pfx_blkdev_ioctl+0x10/0x10
[ 613.681288][ T7857] ? __fget_files+0x2a/0x420
[ 613.681315][ T7857] ? bpf_lsm_file_ioctl+0x9/0x20
[ 613.681335][ T7857] ? __pfx_blkdev_ioctl+0x10/0x10
[ 613.681355][ T7857] __se_sys_ioctl+0xff/0x170
[ 613.681376][ T7857] do_syscall_64+0xfa/0x3b0
[ 613.681389][ T7857] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.681411][ T7857] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.681429][ T7857] ? clear_bhb_loop+0x60/0xb0
[ 613.681451][ T7857] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.681468][ T7857] RIP: 0033:0x7f22f3883569
[ 613.681485][ T7857] 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
[ 613.681501][ T7857] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 613.681531][ T7857] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 613.681545][ T7857] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 613.681557][ T7857] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 613.681570][ T7857] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 613.681581][ T7857] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 613.681612][ T7857]
[ 613.848041][ T7857] block nbd0: shutting down sockets
[ 614.020043][ T7859] FAULT_INJECTION: forcing a failure.
[ 614.020043][ T7859] name failslab, interval 1, probability 0, space 0, times 0
[ 614.020090][ T7859] CPU: 0 UID: 0 PID: 7859 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 614.020112][ T7859] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 614.020125][ T7859] Call Trace:
[ 614.020133][ T7859]
[ 614.020141][ T7859] dump_stack_lvl+0x189/0x250
[ 614.020170][ T7859] ? __pfx____ratelimit+0x10/0x10
[ 614.020195][ T7859] ? __pfx_dump_stack_lvl+0x10/0x10
[ 614.020220][ T7859] ? __pfx__printk+0x10/0x10
[ 614.020246][ T7859] ? __pfx___might_resched+0x10/0x10
[ 614.020264][ T7859] ? fs_reclaim_acquire+0x7d/0x100
[ 614.020287][ T7859] should_fail_ex+0x46c/0x600
[ 614.020317][ T7859] should_failslab+0xa8/0x100
[ 614.020342][ T7859] __kmalloc_cache_node_noprof+0x78/0x340
[ 614.020367][ T7859] ? blk_mq_init_tags+0x83/0x270
[ 614.020396][ T7859] blk_mq_init_tags+0x83/0x270
[ 614.020431][ T7859] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 614.020470][ T7859] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 614.020498][ T7859] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 614.020528][ T7859] blk_mq_update_nr_hw_queues+0x2e1/0x1ab0
[ 614.020549][ T7859] ? __kasan_slab_free+0x5b/0x80
[ 614.020568][ T7859] ? kfree+0x195/0x550
[ 614.020606][ T7859] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 614.020643][ T7859] ? _raw_spin_unlock_irqrestore+0xad/0x110
[ 614.020668][ T7859] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10
[ 614.020717][ T7859] ? nbd_start_device+0x174/0xb20
[ 614.020748][ T7859] nbd_start_device+0x17f/0xb20
[ 614.020776][ T7859] ? nbd_ioctl+0x131/0xec0
[ 614.020804][ T7859] nbd_ioctl+0x637/0xec0
[ 614.020834][ T7859] ? __pfx_nbd_ioctl+0x10/0x10
[ 614.020857][ T7859] ? __asan_memset+0x22/0x50
[ 614.020874][ T7859] ? smack_file_ioctl+0x24d/0x340
[ 614.020898][ T7859] ? __pfx_smack_file_ioctl+0x10/0x10
[ 614.020918][ T7859] ? __pfx_nbd_ioctl+0x10/0x10
[ 614.020942][ T7859] blkdev_ioctl+0x5a8/0x6d0
[ 614.020964][ T7859] ? __pfx_blkdev_ioctl+0x10/0x10
[ 614.020981][ T7859] ? __fget_files+0x2a/0x420
[ 614.021008][ T7859] ? bpf_lsm_file_ioctl+0x9/0x20
[ 614.021029][ T7859] ? __pfx_blkdev_ioctl+0x10/0x10
[ 614.021049][ T7859] __se_sys_ioctl+0xff/0x170
[ 614.021070][ T7859] do_syscall_64+0xfa/0x3b0
[ 614.021086][ T7859] ? lockdep_hardirqs_on+0x9c/0x150
[ 614.021109][ T7859] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.021128][ T7859] ? clear_bhb_loop+0x60/0xb0
[ 614.021150][ T7859] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.021167][ T7859] RIP: 0033:0x7f22f3883569
[ 614.021184][ T7859] 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
[ 614.021199][ T7859] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 614.021219][ T7859] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 614.021233][ T7859] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 614.021249][ T7859] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 614.021263][ T7859] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 614.021275][ T7859] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 614.021305][ T7859]
[ 614.189626][ T7859] block nbd0: shutting down sockets
[ 614.368683][ T7862] block nbd0: Device being setup by another task
[ 614.370579][ T7861] FAULT_INJECTION: forcing a failure.
[ 614.370579][ T7861] name failslab, interval 1, probability 0, space 0, times 0
[ 614.370613][ T7861] CPU: 0 UID: 0 PID: 7861 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 614.370635][ T7861] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 614.370646][ T7861] Call Trace:
[ 614.370655][ T7861]
[ 614.370663][ T7861] dump_stack_lvl+0x189/0x250
[ 614.370694][ T7861] ? __pfx____ratelimit+0x10/0x10
[ 614.370720][ T7861] ? __pfx_dump_stack_lvl+0x10/0x10
[ 614.370744][ T7861] ? __pfx__printk+0x10/0x10
[ 614.370771][ T7861] ? __pfx___might_resched+0x10/0x10
[ 614.370795][ T7861] should_fail_ex+0x46c/0x600
[ 614.370824][ T7861] ? alloc_inode+0x67/0x1b0
[ 614.370846][ T7861] should_failslab+0xa8/0x100
[ 614.370874][ T7861] ? alloc_inode+0x67/0x1b0
[ 614.370894][ T7861] kmem_cache_alloc_lru_noprof+0x73/0x310
[ 614.370922][ T7861] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 614.370947][ T7861] alloc_inode+0x67/0x1b0
[ 614.370971][ T7861] new_inode+0x22/0x170
[ 614.370999][ T7861] __debugfs_create_file+0x14d/0x4f0
[ 614.371033][ T7861] debugfs_create_file_unsafe+0x3a/0x50
[ 614.371060][ T7861] nbd_start_device+0x3a0/0xb20
[ 614.371090][ T7861] ? nbd_ioctl+0x131/0xec0
[ 614.371117][ T7861] nbd_ioctl+0x637/0xec0
[ 614.371148][ T7861] ? __pfx_nbd_ioctl+0x10/0x10
[ 614.371169][ T7861] ? __asan_memset+0x22/0x50
[ 614.371188][ T7861] ? smack_file_ioctl+0x24d/0x340
[ 614.371210][ T7861] ? __pfx_smack_file_ioctl+0x10/0x10
[ 614.371232][ T7861] ? __pfx_nbd_ioctl+0x10/0x10
[ 614.371257][ T7861] blkdev_ioctl+0x5a8/0x6d0
[ 614.371280][ T7861] ? __pfx_blkdev_ioctl+0x10/0x10
[ 614.371297][ T7861] ? __fget_files+0x2a/0x420
[ 614.371324][ T7861] ? bpf_lsm_file_ioctl+0x9/0x20
[ 614.371345][ T7861] ? __pfx_blkdev_ioctl+0x10/0x10
[ 614.371366][ T7861] __se_sys_ioctl+0xff/0x170
[ 614.371389][ T7861] do_syscall_64+0xfa/0x3b0
[ 614.371405][ T7861] ? lockdep_hardirqs_on+0x9c/0x150
[ 614.371428][ T7861] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.371447][ T7861] ? clear_bhb_loop+0x60/0xb0
[ 614.371468][ T7861] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 614.371486][ T7861] RIP: 0033:0x7f22f3883569
[ 614.371502][ T7861] 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
[ 614.371518][ T7861] RSP: 002b:00007f22f3839208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 614.371538][ T7861] RAX: ffffffffffffffda RBX: 00007f22f390a408 RCX: 00007f22f3883569
[ 614.371551][ T7861] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 614.371564][ T7861] RBP: 00007f22f390a400 R08: 00007f22f3838fa6 R09: 0000000000003331
[ 614.371576][ T7861] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f22f38d7194
[ 614.371589][ T7861] R13: 00007f22f3839210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 614.371618][ T7861]
[ 614.371703][ T7861] debugfs: out of free dentries, can not create file 'size_bytes'
[ 614.539405][ T7861] block nbd0: shutting down sockets
[ 614.699831][ T7864] FAULT_INJECTION: forcing a failure.
[ 614.699831][ T7864] name failslab, interval 1, probability 0, space 0, times 0
[ 614.699853][ T7864] CPU: 1 UID: 0 PID: 7864 Comm: syz-executor269 Not tainted syzkaller #0 PREEMPT_{RT,(full)}
[ 614.699865][ T7864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 614.699872][ T7864] Call Trace:
[ 614.699877][ T7864]
[ 614.699882][ T7864] dump_stack_lvl+0x189/0x250
[ 614.699900][ T7864] ? __pfx____ratelimit+0x10/0x10