a8/0x6d0
[ 580.545418][ T7585] ? __pfx_blkdev_ioctl+0x10/0x10
[ 580.545436][ T7585] ? __fget_files+0x2a/0x420
[ 580.545455][ T7585] ? srso_alias_return_thunk+0x5/0xfbef5
[ 580.545476][ T7585] ? srso_alias_return_thunk+0x5/0xfbef5
[ 580.545498][ T7585] ? __pfx_blkdev_ioctl+0x10/0x10
[ 580.545518][ T7585] __se_sys_ioctl+0xfc/0x170
[ 580.545544][ T7585] do_syscall_64+0xfa/0x3b0
[ 580.545569][ T7585] ? lockdep_hardirqs_on+0x9c/0x150
[ 580.545587][ T7585] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 580.545605][ T7585] ? srso_alias_return_thunk+0x5/0xfbef5
[ 580.545626][ T7585] ? exc_page_fault+0x9f/0xf0
[ 580.545646][ T7585] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 580.545665][ T7585] RIP: 0033:0x7f992654b569
[ 580.545682][ T7585] 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
[ 580.545698][ T7585] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 580.545718][ T7585] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 580.545738][ T7585] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 580.545756][ T7585] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 580.545777][ T7585] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 580.545796][ T7585] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 580.545828][ T7585]
[ 580.891052][ T7585] block nbd0: shutting down sockets
[ 581.010736][ T7588] block nbd0: Device being setup by another task
[ 581.017389][ T7587] FAULT_INJECTION: forcing a failure.
[ 581.017389][ T7587] name failslab, interval 1, probability 0, space 0, times 0
[ 581.030276][ T7587] CPU: 0 UID: 0 PID: 7587 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 581.030335][ T7587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 581.030350][ T7587] Call Trace:
[ 581.030359][ T7587]
[ 581.030367][ T7587] dump_stack_lvl+0x189/0x250
[ 581.030398][ T7587] ? __pfx____ratelimit+0x10/0x10
[ 581.030419][ T7587] ? __pfx_dump_stack_lvl+0x10/0x10
[ 581.030441][ T7587] ? __pfx__printk+0x10/0x10
[ 581.030475][ T7587] ? __pfx___might_resched+0x10/0x10
[ 581.030494][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.030522][ T7587] should_fail_ex+0x414/0x560
[ 581.030559][ T7587] should_failslab+0xa8/0x100
[ 581.030592][ T7587] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 581.030631][ T7587] ? __d_alloc+0x36/0x7a0
[ 581.030667][ T7587] __d_alloc+0x36/0x7a0
[ 581.030701][ T7587] d_alloc_parallel+0xe5/0x15e0
[ 581.030730][ T7587] ? inode_init_always_gfp+0x9ed/0xdc0
[ 581.030767][ T7587] ? alloc_inode+0x82/0x1b0
[ 581.030799][ T7587] ? __lock_acquire+0xab9/0xd20
[ 581.030836][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.030858][ T7587] ? __lock_acquire+0xab9/0xd20
[ 581.030891][ T7587] ? __pfx_d_alloc_parallel+0x10/0x10
[ 581.030917][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.030937][ T7587] ? __raw_spin_lock_init+0x45/0x100
[ 581.030962][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.030983][ T7587] ? __init_waitqueue_head+0xa9/0x150
[ 581.031012][ T7587] __lookup_slow+0x116/0x3d0
[ 581.031037][ T7587] ? __pfx___lookup_slow+0x10/0x10
[ 581.031067][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031087][ T7587] ? d_lookup+0x8a/0xa0
[ 581.031107][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031128][ T7587] ? lookup_noperm+0x112/0x220
[ 581.031153][ T7587] simple_start_creating+0xfd/0x1e0
[ 581.031172][ T7587] ? __pfx_simple_start_creating+0x10/0x10
[ 581.031189][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031211][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031231][ T7587] ? mntput+0x65/0xc0
[ 581.031255][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031290][ T7587] start_creating+0x10f/0x180
[ 581.031339][ T7587] __debugfs_create_file+0x79/0x4f0
[ 581.031389][ T7587] debugfs_create_file_unsafe+0x3a/0x50
[ 581.031426][ T7587] nbd_start_device+0x3b6/0xb10
[ 581.031458][ T7587] nbd_ioctl+0x636/0xeb0
[ 581.031479][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031506][ T7587] ? __pfx_nbd_ioctl+0x10/0x10
[ 581.031539][ T7587] ? __pfx_nbd_ioctl+0x10/0x10
[ 581.031564][ T7587] blkdev_ioctl+0x5a8/0x6d0
[ 581.031588][ T7587] ? __pfx_blkdev_ioctl+0x10/0x10
[ 581.031605][ T7587] ? __fget_files+0x2a/0x420
[ 581.031625][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031646][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031669][ T7587] ? __pfx_blkdev_ioctl+0x10/0x10
[ 581.031688][ T7587] __se_sys_ioctl+0xfc/0x170
[ 581.031715][ T7587] do_syscall_64+0xfa/0x3b0
[ 581.031736][ T7587] ? lockdep_hardirqs_on+0x9c/0x150
[ 581.031755][ T7587] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 581.031772][ T7587] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.031793][ T7587] ? exc_page_fault+0x9f/0xf0
[ 581.031813][ T7587] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 581.031831][ T7587] RIP: 0033:0x7f992654b569
[ 581.031849][ T7587] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 581.031866][ T7587] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 581.031886][ T7587] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 581.031899][ T7587] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 581.031911][ T7587] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 581.031924][ T7587] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 581.031937][ T7587] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 581.031965][ T7587]
[ 581.528793][ T7587] block nbd0: shutting down sockets
[ 581.650754][ T7591] block nbd0: Device being setup by another task
[ 581.657505][ T7590] FAULT_INJECTION: forcing a failure.
[ 581.657505][ T7590] name failslab, interval 1, probability 0, space 0, times 0
[ 581.670219][ T7590] CPU: 1 UID: 0 PID: 7590 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 581.670249][ T7590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 581.670264][ T7590] Call Trace:
[ 581.670275][ T7590]
[ 581.670285][ T7590] dump_stack_lvl+0x189/0x250
[ 581.670324][ T7590] ? __pfx____ratelimit+0x10/0x10
[ 581.670349][ T7590] ? __pfx_dump_stack_lvl+0x10/0x10
[ 581.670381][ T7590] ? __pfx__printk+0x10/0x10
[ 581.670427][ T7590] ? __pfx___might_resched+0x10/0x10
[ 581.670451][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.670489][ T7590] should_fail_ex+0x414/0x560
[ 581.670536][ T7590] should_failslab+0xa8/0x100
[ 581.670578][ T7590] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 581.670618][ T7590] ? __d_alloc+0x36/0x7a0
[ 581.670657][ T7590] __d_alloc+0x36/0x7a0
[ 581.670691][ T7590] d_alloc_parallel+0xe5/0x15e0
[ 581.670719][ T7590] ? inode_init_always_gfp+0x9ed/0xdc0
[ 581.670756][ T7590] ? alloc_inode+0x82/0x1b0
[ 581.670797][ T7590] ? __lock_acquire+0xab9/0xd20
[ 581.670845][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.670875][ T7590] ? __lock_acquire+0xab9/0xd20
[ 581.670920][ T7590] ? __pfx_d_alloc_parallel+0x10/0x10
[ 581.670955][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.670983][ T7590] ? __raw_spin_lock_init+0x45/0x100
[ 581.671017][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671045][ T7590] ? __init_waitqueue_head+0xa9/0x150
[ 581.671084][ T7590] __lookup_slow+0x116/0x3d0
[ 581.671116][ T7590] ? __pfx___lookup_slow+0x10/0x10
[ 581.671155][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671182][ T7590] ? d_lookup+0x8a/0xa0
[ 581.671211][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671238][ T7590] ? lookup_noperm+0x112/0x220
[ 581.671270][ T7590] simple_start_creating+0xfd/0x1e0
[ 581.671293][ T7590] ? __pfx_simple_start_creating+0x10/0x10
[ 581.671316][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671346][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671374][ T7590] ? mntput+0x65/0xc0
[ 581.671407][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671442][ T7590] start_creating+0x10f/0x180
[ 581.671489][ T7590] __debugfs_create_file+0x79/0x4f0
[ 581.671534][ T7590] debugfs_create_file_unsafe+0x3a/0x50
[ 581.671577][ T7590] nbd_start_device+0x3b6/0xb10
[ 581.671619][ T7590] nbd_ioctl+0x636/0xeb0
[ 581.671655][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671690][ T7590] ? __pfx_nbd_ioctl+0x10/0x10
[ 581.671731][ T7590] ? __pfx_nbd_ioctl+0x10/0x10
[ 581.671761][ T7590] blkdev_ioctl+0x5a8/0x6d0
[ 581.671794][ T7590] ? __pfx_blkdev_ioctl+0x10/0x10
[ 581.671818][ T7590] ? __fget_files+0x2a/0x420
[ 581.671844][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671872][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.671902][ T7590] ? __pfx_blkdev_ioctl+0x10/0x10
[ 581.671929][ T7590] __se_sys_ioctl+0xfc/0x170
[ 581.671964][ T7590] do_syscall_64+0xfa/0x3b0
[ 581.671991][ T7590] ? lockdep_hardirqs_on+0x9c/0x150
[ 581.672016][ T7590] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 581.672039][ T7590] ? srso_alias_return_thunk+0x5/0xfbef5
[ 581.672067][ T7590] ? exc_page_fault+0x9f/0xf0
[ 581.672094][ T7590] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 581.672117][ T7590] RIP: 0033:0x7f992654b569
[ 581.672139][ T7590] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 581.672160][ T7590] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 581.672186][ T7590] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 581.672206][ T7590] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 581.672222][ T7590] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 581.672240][ T7590] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 581.672257][ T7590] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 581.672295][ T7590]
[ 582.175302][ T7590] block nbd0: shutting down sockets
[ 582.272738][ T7593] FAULT_INJECTION: forcing a failure.
[ 582.272738][ T7593] name failslab, interval 1, probability 0, space 0, times 0
[ 582.285629][ T7593] CPU: 0 UID: 0 PID: 7593 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 582.285661][ T7593] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 582.285674][ T7593] Call Trace:
[ 582.285683][ T7593]
[ 582.285691][ T7593] dump_stack_lvl+0x189/0x250
[ 582.285720][ T7593] ? __pfx____ratelimit+0x10/0x10
[ 582.285740][ T7593] ? __pfx_dump_stack_lvl+0x10/0x10
[ 582.285763][ T7593] ? __pfx__printk+0x10/0x10
[ 582.285795][ T7593] ? __pfx___might_resched+0x10/0x10
[ 582.285818][ T7593] should_fail_ex+0x414/0x560
[ 582.285853][ T7593] ? sbitmap_init_node+0x2c9/0x630
[ 582.285872][ T7593] should_failslab+0xa8/0x100
[ 582.285904][ T7593] __kvmalloc_node_noprof+0x161/0x5f0
[ 582.285935][ T7593] ? sbitmap_init_node+0x2c9/0x630
[ 582.285960][ T7593] sbitmap_init_node+0x2c9/0x630
[ 582.285989][ T7593] sbitmap_queue_init_node+0x3e/0x4d0
[ 582.286015][ T7593] blk_mq_init_tags+0x110/0x280
[ 582.286046][ T7593] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 582.286081][ T7593] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 582.286108][ T7593] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 582.286130][ T7593] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.286151][ T7593] ? __raw_spin_lock_init+0x45/0x100
[ 582.286178][ T7593] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 582.286203][ T7593] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.286237][ T7593] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 582.286280][ T7593] ? __pfx___mutex_lock+0x10/0x10
[ 582.286312][ T7593] nbd_start_device+0x17f/0xb10
[ 582.286344][ T7593] nbd_ioctl+0x636/0xeb0
[ 582.286364][ T7593] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.286390][ T7593] ? __pfx_nbd_ioctl+0x10/0x10
[ 582.286421][ T7593] ? __pfx_nbd_ioctl+0x10/0x10
[ 582.286443][ T7593] blkdev_ioctl+0x5a8/0x6d0
[ 582.286465][ T7593] ? __pfx_blkdev_ioctl+0x10/0x10
[ 582.286483][ T7593] ? __fget_files+0x2a/0x420
[ 582.286503][ T7593] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.286524][ T7593] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.286546][ T7593] ? __pfx_blkdev_ioctl+0x10/0x10
[ 582.286565][ T7593] __se_sys_ioctl+0xfc/0x170
[ 582.286592][ T7593] do_syscall_64+0xfa/0x3b0
[ 582.286612][ T7593] ? lockdep_hardirqs_on+0x9c/0x150
[ 582.286631][ T7593] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 582.286649][ T7593] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.286673][ T7593] ? exc_page_fault+0x9f/0xf0
[ 582.286693][ T7593] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 582.286711][ T7593] RIP: 0033:0x7f992654b569
[ 582.286728][ T7593] 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
[ 582.286744][ T7593] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 582.286764][ T7593] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 582.286778][ T7593] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 582.286790][ T7593] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 582.286803][ T7593] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 582.286815][ T7593] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 582.286843][ T7593]
[ 582.630986][ T7593] block nbd0: shutting down sockets
[ 582.731958][ T7595] FAULT_INJECTION: forcing a failure.
[ 582.731958][ T7595] name failslab, interval 1, probability 0, space 0, times 0
[ 582.744737][ T7595] CPU: 1 UID: 0 PID: 7595 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 582.744773][ T7595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 582.744790][ T7595] Call Trace:
[ 582.744799][ T7595]
[ 582.744808][ T7595] dump_stack_lvl+0x189/0x250
[ 582.744840][ T7595] ? __pfx____ratelimit+0x10/0x10
[ 582.744861][ T7595] ? __pfx_dump_stack_lvl+0x10/0x10
[ 582.744883][ T7595] ? __pfx__printk+0x10/0x10
[ 582.744915][ T7595] ? __pfx___might_resched+0x10/0x10
[ 582.744938][ T7595] should_fail_ex+0x414/0x560
[ 582.744974][ T7595] ? sbitmap_init_node+0x2c9/0x630
[ 582.744993][ T7595] should_failslab+0xa8/0x100
[ 582.745025][ T7595] __kvmalloc_node_noprof+0x161/0x5f0
[ 582.745055][ T7595] ? sbitmap_init_node+0x2c9/0x630
[ 582.745080][ T7595] sbitmap_init_node+0x2c9/0x630
[ 582.745110][ T7595] sbitmap_queue_init_node+0x3e/0x4d0
[ 582.745137][ T7595] blk_mq_init_tags+0x110/0x280
[ 582.745168][ T7595] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 582.745204][ T7595] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 582.745232][ T7595] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 582.745254][ T7595] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.745276][ T7595] ? __raw_spin_lock_init+0x45/0x100
[ 582.745308][ T7595] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 582.745344][ T7595] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.745390][ T7595] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 582.745433][ T7595] ? __pfx___mutex_lock+0x10/0x10
[ 582.745461][ T7595] nbd_start_device+0x17f/0xb10
[ 582.745493][ T7595] nbd_ioctl+0x636/0xeb0
[ 582.745514][ T7595] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.745540][ T7595] ? __pfx_nbd_ioctl+0x10/0x10
[ 582.745577][ T7595] ? __pfx_nbd_ioctl+0x10/0x10
[ 582.745599][ T7595] blkdev_ioctl+0x5a8/0x6d0
[ 582.745622][ T7595] ? __pfx_blkdev_ioctl+0x10/0x10
[ 582.745639][ T7595] ? __fget_files+0x2a/0x420
[ 582.745660][ T7595] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.745681][ T7595] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.745703][ T7595] ? __pfx_blkdev_ioctl+0x10/0x10
[ 582.745723][ T7595] __se_sys_ioctl+0xfc/0x170
[ 582.745750][ T7595] do_syscall_64+0xfa/0x3b0
[ 582.745771][ T7595] ? lockdep_hardirqs_on+0x9c/0x150
[ 582.745790][ T7595] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 582.745808][ T7595] ? srso_alias_return_thunk+0x5/0xfbef5
[ 582.745829][ T7595] ? exc_page_fault+0x9f/0xf0
[ 582.745848][ T7595] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 582.745868][ T7595] RIP: 0033:0x7f992654b569
[ 582.745886][ T7595] 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
[ 582.745901][ T7595] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 582.745922][ T7595] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 582.745937][ T7595] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 582.745949][ T7595] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 582.745961][ T7595] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 582.745973][ T7595] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 582.746001][ T7595]
[ 583.090969][ T7595] block nbd0: shutting down sockets
[ 583.181967][ T7597] FAULT_INJECTION: forcing a failure.
[ 583.181967][ T7597] name failslab, interval 1, probability 0, space 0, times 0
[ 583.194942][ T7597] CPU: 0 UID: 0 PID: 7597 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 583.194974][ T7597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 583.194992][ T7597] Call Trace:
[ 583.195003][ T7597]
[ 583.195012][ T7597] dump_stack_lvl+0x189/0x250
[ 583.195043][ T7597] ? __pfx____ratelimit+0x10/0x10
[ 583.195064][ T7597] ? __pfx_dump_stack_lvl+0x10/0x10
[ 583.195087][ T7597] ? __pfx__printk+0x10/0x10
[ 583.195119][ T7597] ? __pfx___might_resched+0x10/0x10
[ 583.195137][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.195165][ T7597] should_fail_ex+0x414/0x560
[ 583.195202][ T7597] should_failslab+0xa8/0x100
[ 583.195234][ T7597] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 583.195264][ T7597] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 583.195292][ T7597] sbitmap_queue_init_node+0x1dc/0x4d0
[ 583.195319][ T7597] blk_mq_init_tags+0x110/0x280
[ 583.195351][ T7597] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 583.195387][ T7597] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 583.195416][ T7597] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 583.195437][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.195458][ T7597] ? __raw_spin_lock_init+0x45/0x100
[ 583.195484][ T7597] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 583.195510][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.195544][ T7597] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 583.195591][ T7597] ? __pfx___mutex_lock+0x10/0x10
[ 583.195618][ T7597] nbd_start_device+0x17f/0xb10
[ 583.195650][ T7597] nbd_ioctl+0x636/0xeb0
[ 583.195671][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.195697][ T7597] ? __pfx_nbd_ioctl+0x10/0x10
[ 583.195728][ T7597] ? __pfx_nbd_ioctl+0x10/0x10
[ 583.195750][ T7597] blkdev_ioctl+0x5a8/0x6d0
[ 583.195772][ T7597] ? __pfx_blkdev_ioctl+0x10/0x10
[ 583.195790][ T7597] ? __fget_files+0x2a/0x420
[ 583.195810][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.195830][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.195853][ T7597] ? __pfx_blkdev_ioctl+0x10/0x10
[ 583.195873][ T7597] __se_sys_ioctl+0xfc/0x170
[ 583.195899][ T7597] do_syscall_64+0xfa/0x3b0
[ 583.195921][ T7597] ? lockdep_hardirqs_on+0x9c/0x150
[ 583.195947][ T7597] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 583.195972][ T7597] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.196001][ T7597] ? exc_page_fault+0x9f/0xf0
[ 583.196021][ T7597] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 583.196041][ T7597] RIP: 0033:0x7f992654b569
[ 583.196058][ T7597] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 583.196074][ T7597] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 583.196094][ T7597] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 583.196108][ T7597] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 583.196120][ T7597] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 583.196133][ T7597] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 583.196146][ T7597] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 583.196174][ T7597]
[ 583.541009][ T7597] block nbd0: shutting down sockets
[ 583.651044][ T7600] FAULT_INJECTION: forcing a failure.
[ 583.651044][ T7600] name failslab, interval 1, probability 0, space 0, times 0
[ 583.663818][ T7600] CPU: 1 UID: 0 PID: 7600 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 583.663851][ T7600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 583.663868][ T7600] Call Trace:
[ 583.663880][ T7600]
[ 583.663888][ T7600] dump_stack_lvl+0x189/0x250
[ 583.663920][ T7600] ? __pfx____ratelimit+0x10/0x10
[ 583.663940][ T7600] ? __pfx_dump_stack_lvl+0x10/0x10
[ 583.663963][ T7600] ? __pfx__printk+0x10/0x10
[ 583.663996][ T7600] ? __pfx___might_resched+0x10/0x10
[ 583.664013][ T7600] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.664041][ T7600] should_fail_ex+0x414/0x560
[ 583.664075][ T7600] should_failslab+0xa8/0x100
[ 583.664108][ T7600] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 583.664138][ T7600] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 583.664165][ T7600] sbitmap_queue_init_node+0x1dc/0x4d0
[ 583.664190][ T7600] blk_mq_init_tags+0x110/0x280
[ 583.664222][ T7600] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 583.664258][ T7600] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 583.664285][ T7600] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 583.664315][ T7600] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.664336][ T7600] ? __raw_spin_lock_init+0x45/0x100
[ 583.664363][ T7600] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 583.664386][ T7600] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 583.664419][ T7600] ? lockdep_hardirqs_on+0x9c/0x150
[ 583.664450][ T7600] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 583.664493][ T7600] ? __pfx___mutex_lock+0x10/0x10
[ 583.664519][ T7600] nbd_start_device+0x17f/0xb10
[ 583.664552][ T7600] nbd_ioctl+0x636/0xeb0
[ 583.664572][ T7600] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.664598][ T7600] ? __pfx_nbd_ioctl+0x10/0x10
[ 583.664629][ T7600] ? __pfx_nbd_ioctl+0x10/0x10
[ 583.664651][ T7600] blkdev_ioctl+0x5a8/0x6d0
[ 583.664674][ T7600] ? __pfx_blkdev_ioctl+0x10/0x10
[ 583.664691][ T7600] ? __fget_files+0x2a/0x420
[ 583.664712][ T7600] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.664732][ T7600] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.664755][ T7600] ? __pfx_blkdev_ioctl+0x10/0x10
[ 583.664774][ T7600] __se_sys_ioctl+0xfc/0x170
[ 583.664800][ T7600] do_syscall_64+0xfa/0x3b0
[ 583.664825][ T7600] ? lockdep_hardirqs_on+0x9c/0x150
[ 583.664850][ T7600] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 583.664874][ T7600] ? srso_alias_return_thunk+0x5/0xfbef5
[ 583.664902][ T7600] ? exc_page_fault+0x9f/0xf0
[ 583.664923][ T7600] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 583.664942][ T7600] RIP: 0033:0x7f992654b569
[ 583.664959][ T7600] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 583.664975][ T7600] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 583.664995][ T7600] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 583.665009][ T7600] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 583.665021][ T7600] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 583.665034][ T7600] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 583.665046][ T7600] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 583.665074][ T7600]
[ 584.097437][ T7600] block nbd0: shutting down sockets
[ 584.220966][ T7603] block nbd0: Device being setup by another task
[ 584.227689][ T7602] FAULT_INJECTION: forcing a failure.
[ 584.227689][ T7602] name failslab, interval 1, probability 0, space 0, times 0
[ 584.240478][ T7602] CPU: 0 UID: 0 PID: 7602 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 584.240504][ T7602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 584.240517][ T7602] Call Trace:
[ 584.240525][ T7602]
[ 584.240534][ T7602] dump_stack_lvl+0x189/0x250
[ 584.240565][ T7602] ? __pfx____ratelimit+0x10/0x10
[ 584.240586][ T7602] ? __pfx_dump_stack_lvl+0x10/0x10
[ 584.240616][ T7602] ? __pfx__printk+0x10/0x10
[ 584.240662][ T7602] ? __pfx___might_resched+0x10/0x10
[ 584.240688][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.240721][ T7602] should_fail_ex+0x414/0x560
[ 584.240757][ T7602] should_failslab+0xa8/0x100
[ 584.240789][ T7602] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 584.240817][ T7602] ? __d_alloc+0x36/0x7a0
[ 584.240842][ T7602] __d_alloc+0x36/0x7a0
[ 584.240866][ T7602] d_alloc_parallel+0xe5/0x15e0
[ 584.240887][ T7602] ? inode_init_always_gfp+0x9ed/0xdc0
[ 584.240913][ T7602] ? alloc_inode+0x82/0x1b0
[ 584.240943][ T7602] ? __lock_acquire+0xab9/0xd20
[ 584.240978][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.240999][ T7602] ? __lock_acquire+0xab9/0xd20
[ 584.241032][ T7602] ? __pfx_d_alloc_parallel+0x10/0x10
[ 584.241058][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241079][ T7602] ? __raw_spin_lock_init+0x45/0x100
[ 584.241104][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241125][ T7602] ? __init_waitqueue_head+0xa9/0x150
[ 584.241154][ T7602] __lookup_slow+0x116/0x3d0
[ 584.241178][ T7602] ? __pfx___lookup_slow+0x10/0x10
[ 584.241208][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241229][ T7602] ? d_lookup+0x8a/0xa0
[ 584.241249][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241270][ T7602] ? lookup_noperm+0x112/0x220
[ 584.241295][ T7602] simple_start_creating+0xfd/0x1e0
[ 584.241314][ T7602] ? __pfx_simple_start_creating+0x10/0x10
[ 584.241331][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241354][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241374][ T7602] ? mntput+0x65/0xc0
[ 584.241402][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241428][ T7602] start_creating+0x10f/0x180
[ 584.241464][ T7602] __debugfs_create_file+0x79/0x4f0
[ 584.241503][ T7602] debugfs_create_file_unsafe+0x3a/0x50
[ 584.241553][ T7602] nbd_start_device+0x3b6/0xb10
[ 584.241593][ T7602] nbd_ioctl+0x636/0xeb0
[ 584.241614][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241641][ T7602] ? __pfx_nbd_ioctl+0x10/0x10
[ 584.241674][ T7602] ? __pfx_nbd_ioctl+0x10/0x10
[ 584.241696][ T7602] blkdev_ioctl+0x5a8/0x6d0
[ 584.241720][ T7602] ? __pfx_blkdev_ioctl+0x10/0x10
[ 584.241737][ T7602] ? __fget_files+0x2a/0x420
[ 584.241757][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241778][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241801][ T7602] ? __pfx_blkdev_ioctl+0x10/0x10
[ 584.241821][ T7602] __se_sys_ioctl+0xfc/0x170
[ 584.241848][ T7602] do_syscall_64+0xfa/0x3b0
[ 584.241868][ T7602] ? lockdep_hardirqs_on+0x9c/0x150
[ 584.241887][ T7602] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 584.241906][ T7602] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.241927][ T7602] ? exc_page_fault+0x9f/0xf0
[ 584.241947][ T7602] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 584.241966][ T7602] RIP: 0033:0x7f992654b569
[ 584.241985][ T7602] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 584.242001][ T7602] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 584.242022][ T7602] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 584.242036][ T7602] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 584.242048][ T7602] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 584.242062][ T7602] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 584.242074][ T7602] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 584.242102][ T7602]
[ 584.670935][ T7602] block nbd0: shutting down sockets
[ 584.742002][ T7605] FAULT_INJECTION: forcing a failure.
[ 584.742002][ T7605] name failslab, interval 1, probability 0, space 0, times 0
[ 584.754789][ T7605] CPU: 1 UID: 0 PID: 7605 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 584.754823][ T7605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 584.754840][ T7605] Call Trace:
[ 584.754853][ T7605]
[ 584.754863][ T7605] dump_stack_lvl+0x189/0x250
[ 584.754893][ T7605] ? __pfx____ratelimit+0x10/0x10
[ 584.754914][ T7605] ? __pfx_dump_stack_lvl+0x10/0x10
[ 584.754937][ T7605] ? __pfx__printk+0x10/0x10
[ 584.754968][ T7605] ? __pfx___might_resched+0x10/0x10
[ 584.754985][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755013][ T7605] should_fail_ex+0x414/0x560
[ 584.755046][ T7605] should_failslab+0xa8/0x100
[ 584.755076][ T7605] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 584.755104][ T7605] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 584.755131][ T7605] sbitmap_queue_init_node+0x1dc/0x4d0
[ 584.755156][ T7605] blk_mq_init_tags+0x110/0x280
[ 584.755186][ T7605] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 584.755222][ T7605] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 584.755249][ T7605] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 584.755271][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755292][ T7605] ? __raw_spin_lock_init+0x45/0x100
[ 584.755320][ T7605] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 584.755346][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755380][ T7605] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 584.755423][ T7605] ? __pfx___mutex_lock+0x10/0x10
[ 584.755450][ T7605] nbd_start_device+0x17f/0xb10
[ 584.755481][ T7605] nbd_ioctl+0x636/0xeb0
[ 584.755502][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755528][ T7605] ? __pfx_nbd_ioctl+0x10/0x10
[ 584.755564][ T7605] ? __pfx_nbd_ioctl+0x10/0x10
[ 584.755586][ T7605] blkdev_ioctl+0x5a8/0x6d0
[ 584.755609][ T7605] ? __pfx_blkdev_ioctl+0x10/0x10
[ 584.755626][ T7605] ? __fget_files+0x2a/0x420
[ 584.755647][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755667][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755689][ T7605] ? __pfx_blkdev_ioctl+0x10/0x10
[ 584.755709][ T7605] __se_sys_ioctl+0xfc/0x170
[ 584.755735][ T7605] do_syscall_64+0xfa/0x3b0
[ 584.755756][ T7605] ? lockdep_hardirqs_on+0x9c/0x150
[ 584.755775][ T7605] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 584.755792][ T7605] ? srso_alias_return_thunk+0x5/0xfbef5
[ 584.755812][ T7605] ? exc_page_fault+0x9f/0xf0
[ 584.755831][ T7605] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 584.755850][ T7605] RIP: 0033:0x7f992654b569
[ 584.755869][ T7605] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 584.755890][ T7605] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 584.755917][ T7605] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 584.755936][ T7605] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 584.755952][ T7605] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 584.755966][ T7605] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 584.755978][ T7605] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 584.756007][ T7605]
[ 585.179812][ T7605] block nbd0: shutting down sockets
[ 585.282162][ T7607] FAULT_INJECTION: forcing a failure.
[ 585.282162][ T7607] name failslab, interval 1, probability 0, space 0, times 0
[ 585.294984][ T7607] CPU: 0 UID: 0 PID: 7607 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 585.295021][ T7607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 585.295037][ T7607] Call Trace:
[ 585.295046][ T7607]
[ 585.295054][ T7607] dump_stack_lvl+0x189/0x250
[ 585.295084][ T7607] ? __pfx____ratelimit+0x10/0x10
[ 585.295104][ T7607] ? __pfx_dump_stack_lvl+0x10/0x10
[ 585.295127][ T7607] ? __pfx__printk+0x10/0x10
[ 585.295160][ T7607] ? __pfx___might_resched+0x10/0x10
[ 585.295183][ T7607] should_fail_ex+0x414/0x560
[ 585.295215][ T7607] ? sbitmap_init_node+0x2c9/0x630
[ 585.295234][ T7607] should_failslab+0xa8/0x100
[ 585.295264][ T7607] __kvmalloc_node_noprof+0x161/0x5f0
[ 585.295293][ T7607] ? sbitmap_init_node+0x2c9/0x630
[ 585.295320][ T7607] sbitmap_init_node+0x2c9/0x630
[ 585.295349][ T7607] sbitmap_queue_init_node+0x3e/0x4d0
[ 585.295375][ T7607] blk_mq_init_tags+0x110/0x280
[ 585.295405][ T7607] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 585.295441][ T7607] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 585.295468][ T7607] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 585.295489][ T7607] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.295511][ T7607] ? __raw_spin_lock_init+0x45/0x100
[ 585.295537][ T7607] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 585.295567][ T7607] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.295602][ T7607] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 585.295645][ T7607] ? __pfx___mutex_lock+0x10/0x10
[ 585.295671][ T7607] nbd_start_device+0x17f/0xb10
[ 585.295703][ T7607] nbd_ioctl+0x636/0xeb0
[ 585.295723][ T7607] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.295749][ T7607] ? __pfx_nbd_ioctl+0x10/0x10
[ 585.295780][ T7607] ? __pfx_nbd_ioctl+0x10/0x10
[ 585.295802][ T7607] blkdev_ioctl+0x5a8/0x6d0
[ 585.295824][ T7607] ? __pfx_blkdev_ioctl+0x10/0x10
[ 585.295842][ T7607] ? __fget_files+0x2a/0x420
[ 585.295862][ T7607] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.295882][ T7607] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.295904][ T7607] ? __pfx_blkdev_ioctl+0x10/0x10
[ 585.295924][ T7607] __se_sys_ioctl+0xfc/0x170
[ 585.295950][ T7607] do_syscall_64+0xfa/0x3b0
[ 585.295971][ T7607] ? lockdep_hardirqs_on+0x9c/0x150
[ 585.295989][ T7607] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 585.296006][ T7607] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.296026][ T7607] ? exc_page_fault+0x9f/0xf0
[ 585.296047][ T7607] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 585.296071][ T7607] RIP: 0033:0x7f992654b569
[ 585.296093][ T7607] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 585.296115][ T7607] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 585.296141][ T7607] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 585.296155][ T7607] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 585.296167][ T7607] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 585.296180][ T7607] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 585.296192][ T7607] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 585.296220][ T7607]
[ 585.717515][ T7607] block nbd0: shutting down sockets
[ 585.822117][ T7609] FAULT_INJECTION: forcing a failure.
[ 585.822117][ T7609] name failslab, interval 1, probability 0, space 0, times 0
[ 585.835040][ T7609] CPU: 1 UID: 0 PID: 7609 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 585.835076][ T7609] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 585.835090][ T7609] Call Trace:
[ 585.835098][ T7609]
[ 585.835107][ T7609] dump_stack_lvl+0x189/0x250
[ 585.835137][ T7609] ? __pfx____ratelimit+0x10/0x10
[ 585.835158][ T7609] ? __pfx_dump_stack_lvl+0x10/0x10
[ 585.835181][ T7609] ? __pfx__printk+0x10/0x10
[ 585.835213][ T7609] ? __pfx___might_resched+0x10/0x10
[ 585.835230][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.835258][ T7609] should_fail_ex+0x414/0x560
[ 585.835293][ T7609] should_failslab+0xa8/0x100
[ 585.835329][ T7609] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 585.835357][ T7609] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 585.835384][ T7609] sbitmap_queue_init_node+0x1dc/0x4d0
[ 585.835409][ T7609] blk_mq_init_tags+0x110/0x280
[ 585.835439][ T7609] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 585.835475][ T7609] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 585.835503][ T7609] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 585.835524][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.835546][ T7609] ? __raw_spin_lock_init+0x45/0x100
[ 585.835574][ T7609] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 585.835599][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.835637][ T7609] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 585.835681][ T7609] ? __pfx___mutex_lock+0x10/0x10
[ 585.835708][ T7609] nbd_start_device+0x17f/0xb10
[ 585.835739][ T7609] nbd_ioctl+0x636/0xeb0
[ 585.835759][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.835785][ T7609] ? __pfx_nbd_ioctl+0x10/0x10
[ 585.835817][ T7609] ? __pfx_nbd_ioctl+0x10/0x10
[ 585.835839][ T7609] blkdev_ioctl+0x5a8/0x6d0
[ 585.835861][ T7609] ? __pfx_blkdev_ioctl+0x10/0x10
[ 585.835878][ T7609] ? __fget_files+0x2a/0x420
[ 585.835899][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.835920][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.835941][ T7609] ? __pfx_blkdev_ioctl+0x10/0x10
[ 585.835960][ T7609] __se_sys_ioctl+0xfc/0x170
[ 585.835986][ T7609] do_syscall_64+0xfa/0x3b0
[ 585.836006][ T7609] ? lockdep_hardirqs_on+0x9c/0x150
[ 585.836025][ T7609] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 585.836043][ T7609] ? srso_alias_return_thunk+0x5/0xfbef5
[ 585.836063][ T7609] ? exc_page_fault+0x9f/0xf0
[ 585.836083][ T7609] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 585.836101][ T7609] RIP: 0033:0x7f992654b569
[ 585.836119][ T7609] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 585.836134][ T7609] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 585.836154][ T7609] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 585.836169][ T7609] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 585.836181][ T7609] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 585.836193][ T7609] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 585.836206][ T7609] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 585.836234][ T7609]
[ 586.181001][ T7609] block nbd0: shutting down sockets
[ 586.300958][ T7612] block nbd0: Device being setup by another task
[ 586.307670][ T7611] FAULT_INJECTION: forcing a failure.
[ 586.307670][ T7611] name failslab, interval 1, probability 0, space 0, times 0
[ 586.320394][ T7611] CPU: 0 UID: 0 PID: 7611 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 586.320425][ T7611] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 586.320437][ T7611] Call Trace:
[ 586.320445][ T7611]
[ 586.320454][ T7611] dump_stack_lvl+0x189/0x250
[ 586.320481][ T7611] ? __pfx____ratelimit+0x10/0x10
[ 586.320501][ T7611] ? __pfx_dump_stack_lvl+0x10/0x10
[ 586.320524][ T7611] ? __pfx__printk+0x10/0x10
[ 586.320561][ T7611] ? __pfx___might_resched+0x10/0x10
[ 586.320579][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.320609][ T7611] should_fail_ex+0x414/0x560
[ 586.320642][ T7611] should_failslab+0xa8/0x100
[ 586.320671][ T7611] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 586.320697][ T7611] ? __d_alloc+0x36/0x7a0
[ 586.320721][ T7611] __d_alloc+0x36/0x7a0
[ 586.320745][ T7611] d_alloc_parallel+0xe5/0x15e0
[ 586.320766][ T7611] ? inode_init_always_gfp+0x9ed/0xdc0
[ 586.320791][ T7611] ? alloc_inode+0x82/0x1b0
[ 586.320820][ T7611] ? __lock_acquire+0xab9/0xd20
[ 586.320852][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.320873][ T7611] ? __lock_acquire+0xab9/0xd20
[ 586.320906][ T7611] ? __pfx_d_alloc_parallel+0x10/0x10
[ 586.320931][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.320952][ T7611] ? __raw_spin_lock_init+0x45/0x100
[ 586.320976][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.320997][ T7611] ? __init_waitqueue_head+0xa9/0x150
[ 586.321025][ T7611] __lookup_slow+0x116/0x3d0
[ 586.321049][ T7611] ? __pfx___lookup_slow+0x10/0x10
[ 586.321078][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321099][ T7611] ? d_lookup+0x8a/0xa0
[ 586.321119][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321140][ T7611] ? lookup_noperm+0x112/0x220
[ 586.321164][ T7611] simple_start_creating+0xfd/0x1e0
[ 586.321183][ T7611] ? __pfx_simple_start_creating+0x10/0x10
[ 586.321199][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321221][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321242][ T7611] ? mntput+0x65/0xc0
[ 586.321265][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321290][ T7611] start_creating+0x10f/0x180
[ 586.321320][ T7611] __debugfs_create_file+0x79/0x4f0
[ 586.321353][ T7611] debugfs_create_file_unsafe+0x3a/0x50
[ 586.321384][ T7611] nbd_start_device+0x3b6/0xb10
[ 586.321415][ T7611] nbd_ioctl+0x636/0xeb0
[ 586.321435][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321461][ T7611] ? __pfx_nbd_ioctl+0x10/0x10
[ 586.321492][ T7611] ? __pfx_nbd_ioctl+0x10/0x10
[ 586.321514][ T7611] blkdev_ioctl+0x5a8/0x6d0
[ 586.321537][ T7611] ? __pfx_blkdev_ioctl+0x10/0x10
[ 586.321559][ T7611] ? __fget_files+0x2a/0x420
[ 586.321579][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321599][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321621][ T7611] ? __pfx_blkdev_ioctl+0x10/0x10
[ 586.321641][ T7611] __se_sys_ioctl+0xfc/0x170
[ 586.321666][ T7611] do_syscall_64+0xfa/0x3b0
[ 586.321686][ T7611] ? lockdep_hardirqs_on+0x9c/0x150
[ 586.321704][ T7611] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 586.321722][ T7611] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.321742][ T7611] ? exc_page_fault+0x9f/0xf0
[ 586.321762][ T7611] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 586.321780][ T7611] RIP: 0033:0x7f992654b569
[ 586.321797][ T7611] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 586.321813][ T7611] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 586.321833][ T7611] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 586.321847][ T7611] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 586.321858][ T7611] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 586.321871][ T7611] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 586.321883][ T7611] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 586.321912][ T7611]
[ 586.815925][ T7611] block nbd0: shutting down sockets
[ 586.911955][ T7614] FAULT_INJECTION: forcing a failure.
[ 586.911955][ T7614] name failslab, interval 1, probability 0, space 0, times 0
[ 586.924696][ T7614] CPU: 1 UID: 0 PID: 7614 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 586.924722][ T7614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 586.924735][ T7614] Call Trace:
[ 586.924743][ T7614]
[ 586.924751][ T7614] dump_stack_lvl+0x189/0x250
[ 586.924785][ T7614] ? __pfx____ratelimit+0x10/0x10
[ 586.924806][ T7614] ? __pfx_dump_stack_lvl+0x10/0x10
[ 586.924828][ T7614] ? __pfx__printk+0x10/0x10
[ 586.924860][ T7614] ? __pfx___might_resched+0x10/0x10
[ 586.924877][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.924905][ T7614] should_fail_ex+0x414/0x560
[ 586.924940][ T7614] should_failslab+0xa8/0x100
[ 586.924977][ T7614] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 586.925015][ T7614] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 586.925051][ T7614] sbitmap_queue_init_node+0x1dc/0x4d0
[ 586.925078][ T7614] blk_mq_init_tags+0x110/0x280
[ 586.925110][ T7614] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 586.925146][ T7614] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 586.925173][ T7614] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 586.925194][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.925216][ T7614] ? __raw_spin_lock_init+0x45/0x100
[ 586.925242][ T7614] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 586.925268][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.925302][ T7614] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 586.925345][ T7614] ? __pfx___mutex_lock+0x10/0x10
[ 586.925372][ T7614] nbd_start_device+0x17f/0xb10
[ 586.925403][ T7614] nbd_ioctl+0x636/0xeb0
[ 586.925432][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.925457][ T7614] ? __pfx_nbd_ioctl+0x10/0x10
[ 586.925489][ T7614] ? __pfx_nbd_ioctl+0x10/0x10
[ 586.925511][ T7614] blkdev_ioctl+0x5a8/0x6d0
[ 586.925533][ T7614] ? __pfx_blkdev_ioctl+0x10/0x10
[ 586.925551][ T7614] ? __fget_files+0x2a/0x420
[ 586.925570][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.925591][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.925613][ T7614] ? __pfx_blkdev_ioctl+0x10/0x10
[ 586.925632][ T7614] __se_sys_ioctl+0xfc/0x170
[ 586.925659][ T7614] do_syscall_64+0xfa/0x3b0
[ 586.925680][ T7614] ? lockdep_hardirqs_on+0x9c/0x150
[ 586.925699][ T7614] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 586.925716][ T7614] ? srso_alias_return_thunk+0x5/0xfbef5
[ 586.925737][ T7614] ? exc_page_fault+0x9f/0xf0
[ 586.925757][ T7614] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 586.925775][ T7614] RIP: 0033:0x7f992654b569
[ 586.925792][ T7614] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 586.925808][ T7614] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 586.925828][ T7614] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 586.925842][ T7614] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 586.925854][ T7614] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 586.925867][ T7614] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 586.925878][ T7614] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 586.925907][ T7614]
[ 587.356746][ T7614] block nbd0: shutting down sockets
[ 587.441851][ T7616] FAULT_INJECTION: forcing a failure.
[ 587.441851][ T7616] name failslab, interval 1, probability 0, space 0, times 0
[ 587.454612][ T7616] CPU: 0 UID: 0 PID: 7616 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 587.454643][ T7616] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 587.454660][ T7616] Call Trace:
[ 587.454669][ T7616]
[ 587.454681][ T7616] dump_stack_lvl+0x189/0x250
[ 587.454718][ T7616] ? __pfx____ratelimit+0x10/0x10
[ 587.454747][ T7616] ? __pfx_dump_stack_lvl+0x10/0x10
[ 587.454780][ T7616] ? __pfx__printk+0x10/0x10
[ 587.454825][ T7616] ? __pfx___might_resched+0x10/0x10
[ 587.454849][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.454888][ T7616] should_fail_ex+0x414/0x560
[ 587.454936][ T7616] should_failslab+0xa8/0x100
[ 587.454978][ T7616] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 587.455018][ T7616] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 587.455057][ T7616] sbitmap_queue_init_node+0x1dc/0x4d0
[ 587.455093][ T7616] blk_mq_init_tags+0x110/0x280
[ 587.455137][ T7616] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 587.455189][ T7616] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 587.455229][ T7616] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 587.455260][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.455290][ T7616] ? __raw_spin_lock_init+0x45/0x100
[ 587.455327][ T7616] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 587.455364][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.455415][ T7616] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 587.455477][ T7616] ? __pfx___mutex_lock+0x10/0x10
[ 587.455515][ T7616] nbd_start_device+0x17f/0xb10
[ 587.455566][ T7616] nbd_ioctl+0x636/0xeb0
[ 587.455594][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.455629][ T7616] ? __pfx_nbd_ioctl+0x10/0x10
[ 587.455674][ T7616] ? __pfx_nbd_ioctl+0x10/0x10
[ 587.455704][ T7616] blkdev_ioctl+0x5a8/0x6d0
[ 587.455727][ T7616] ? __pfx_blkdev_ioctl+0x10/0x10
[ 587.455745][ T7616] ? __fget_files+0x2a/0x420
[ 587.455765][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.455786][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.455808][ T7616] ? __pfx_blkdev_ioctl+0x10/0x10
[ 587.455827][ T7616] __se_sys_ioctl+0xfc/0x170
[ 587.455852][ T7616] do_syscall_64+0xfa/0x3b0
[ 587.455872][ T7616] ? lockdep_hardirqs_on+0x9c/0x150
[ 587.455891][ T7616] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 587.455908][ T7616] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.455929][ T7616] ? exc_page_fault+0x9f/0xf0
[ 587.455948][ T7616] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 587.455967][ T7616] RIP: 0033:0x7f992654b569
[ 587.455983][ T7616] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 587.455999][ T7616] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 587.456019][ T7616] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 587.456033][ T7616] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 587.456044][ T7616] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 587.456057][ T7616] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 587.456069][ T7616] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 587.456097][ T7616]
[ 587.883975][ T7616] block nbd0: shutting down sockets
[ 587.981915][ T7618] FAULT_INJECTION: forcing a failure.
[ 587.981915][ T7618] name failslab, interval 1, probability 0, space 0, times 0
[ 587.995339][ T7618] CPU: 1 UID: 0 PID: 7618 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 587.995377][ T7618] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 587.995397][ T7618] Call Trace:
[ 587.995408][ T7618]
[ 587.995421][ T7618] dump_stack_lvl+0x189/0x250
[ 587.995463][ T7618] ? __pfx____ratelimit+0x10/0x10
[ 587.995496][ T7618] ? __pfx_dump_stack_lvl+0x10/0x10
[ 587.995533][ T7618] ? __pfx__printk+0x10/0x10
[ 587.995583][ T7618] ? __pfx___might_resched+0x10/0x10
[ 587.995611][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.995656][ T7618] should_fail_ex+0x414/0x560
[ 587.995708][ T7618] should_failslab+0xa8/0x100
[ 587.995755][ T7618] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 587.995800][ T7618] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 587.995844][ T7618] sbitmap_queue_init_node+0x1dc/0x4d0
[ 587.995885][ T7618] blk_mq_init_tags+0x110/0x280
[ 587.995935][ T7618] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 587.995984][ T7618] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 587.996020][ T7618] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 587.996049][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.996078][ T7618] ? __raw_spin_lock_init+0x45/0x100
[ 587.996106][ T7618] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 587.996132][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.996166][ T7618] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 587.996209][ T7618] ? __pfx___mutex_lock+0x10/0x10
[ 587.996235][ T7618] nbd_start_device+0x17f/0xb10
[ 587.996266][ T7618] nbd_ioctl+0x636/0xeb0
[ 587.996287][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.996319][ T7618] ? __pfx_nbd_ioctl+0x10/0x10
[ 587.996350][ T7618] ? __pfx_nbd_ioctl+0x10/0x10
[ 587.996372][ T7618] blkdev_ioctl+0x5a8/0x6d0
[ 587.996394][ T7618] ? __pfx_blkdev_ioctl+0x10/0x10
[ 587.996412][ T7618] ? __fget_files+0x2a/0x420
[ 587.996431][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.996452][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.996474][ T7618] ? __pfx_blkdev_ioctl+0x10/0x10
[ 587.996494][ T7618] __se_sys_ioctl+0xfc/0x170
[ 587.996519][ T7618] do_syscall_64+0xfa/0x3b0
[ 587.996539][ T7618] ? lockdep_hardirqs_on+0x9c/0x150
[ 587.996560][ T7618] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 587.996577][ T7618] ? srso_alias_return_thunk+0x5/0xfbef5
[ 587.996597][ T7618] ? exc_page_fault+0x9f/0xf0
[ 587.996617][ T7618] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 587.996635][ T7618] RIP: 0033:0x7f992654b569
[ 587.996652][ T7618] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 587.996668][ T7618] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 587.996688][ T7618] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 587.996702][ T7618] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 587.996714][ T7618] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 587.996726][ T7618] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 587.996738][ T7618] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 587.996766][ T7618]
[ 588.419608][ T7618] block nbd0: shutting down sockets
[ 588.541349][ T7621] FAULT_INJECTION: forcing a failure.
[ 588.541349][ T7621] name failslab, interval 1, probability 0, space 0, times 0
[ 588.554151][ T7621] CPU: 0 UID: 0 PID: 7621 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 588.554177][ T7621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 588.554190][ T7621] Call Trace:
[ 588.554198][ T7621]
[ 588.554206][ T7621] dump_stack_lvl+0x189/0x250
[ 588.554233][ T7621] ? __pfx____ratelimit+0x10/0x10
[ 588.554254][ T7621] ? __pfx_dump_stack_lvl+0x10/0x10
[ 588.554276][ T7621] ? __pfx__printk+0x10/0x10
[ 588.554309][ T7621] ? __pfx___might_resched+0x10/0x10
[ 588.554326][ T7621] ? srso_alias_return_thunk+0x5/0xfbef5
[ 588.554354][ T7621] should_fail_ex+0x414/0x560
[ 588.554387][ T7621] should_failslab+0xa8/0x100
[ 588.554416][ T7621] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 588.554443][ T7621] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 588.554470][ T7621] sbitmap_queue_init_node+0x1dc/0x4d0
[ 588.554495][ T7621] blk_mq_init_tags+0x110/0x280
[ 588.554524][ T7621] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 588.554570][ T7621] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 588.554608][ T7621] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 588.554638][ T7621] ? srso_alias_return_thunk+0x5/0xfbef5
[ 588.554661][ T7621] ? __raw_spin_lock_init+0x45/0x100
[ 588.554687][ T7621] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 588.554711][ T7621] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 588.554741][ T7621] ? lockdep_hardirqs_on+0x9c/0x150
[ 588.554772][ T7621] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 588.554814][ T7621] ? __pfx___mutex_lock+0x10/0x10
[ 588.554840][ T7621] nbd_start_device+0x17f/0xb10
[ 588.554871][ T7621] nbd_ioctl+0x636/0xeb0
[ 588.554891][ T7621] ? srso_alias_return_thunk+0x5/0xfbef5
[ 588.554918][ T7621] ? __pfx_nbd_ioctl+0x10/0x10
[ 588.554949][ T7621] ? __pfx_nbd_ioctl+0x10/0x10
[ 588.554971][ T7621] blkdev_ioctl+0x5a8/0x6d0
[ 588.554993][ T7621] ? __pfx_blkdev_ioctl+0x10/0x10
[ 588.555010][ T7621] ? __fget_files+0x2a/0x420
[ 588.555030][ T7621] ? srso_alias_return_thunk+0x5/0xfbef5
[ 588.555051][ T7621] ? srso_alias_return_thunk+0x5/0xfbef5
[ 588.555073][ T7621] ? __pfx_blkdev_ioctl+0x10/0x10
[ 588.555093][ T7621] __se_sys_ioctl+0xfc/0x170
[ 588.555118][ T7621] do_syscall_64+0xfa/0x3b0
[ 588.555138][ T7621] ? lockdep_hardirqs_on+0x9c/0x150
[ 588.555156][ T7621] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 588.555173][ T7621] ? srso_alias_return_thunk+0x5/0xfbef5
[ 588.555194][ T7621] ? exc_page_fault+0x9f/0xf0
[ 588.555214][ T7621] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 588.555233][ T7621] RIP: 0033:0x7f992654b569
[ 588.555249][ T7621] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 588.555265][ T7621] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 588.555284][ T7621] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 588.555297][ T7621] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 588.555311][ T7621] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 588.555324][ T7621] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 588.555336][ T7621] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 588.555364][ T7621]
[ 588.913876][ T7621] block nbd0: shutting down sockets
[ 589.002591][ T7623] FAULT_INJECTION: forcing a failure.
[ 589.002591][ T7623] name failslab, interval 1, probability 0, space 0, times 0
[ 589.015284][ T7623] CPU: 1 UID: 0 PID: 7623 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 589.015316][ T7623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 589.015331][ T7623] Call Trace:
[ 589.015339][ T7623]
[ 589.015348][ T7623] dump_stack_lvl+0x189/0x250
[ 589.015376][ T7623] ? __pfx____ratelimit+0x10/0x10
[ 589.015396][ T7623] ? __pfx_dump_stack_lvl+0x10/0x10
[ 589.015419][ T7623] ? __pfx__printk+0x10/0x10
[ 589.015450][ T7623] ? __pfx___might_resched+0x10/0x10
[ 589.015468][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.015495][ T7623] should_fail_ex+0x414/0x560
[ 589.015528][ T7623] should_failslab+0xa8/0x100
[ 589.015572][ T7623] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 589.015600][ T7623] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 589.015627][ T7623] sbitmap_queue_init_node+0x1dc/0x4d0
[ 589.015652][ T7623] blk_mq_init_tags+0x110/0x280
[ 589.015682][ T7623] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 589.015717][ T7623] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 589.015744][ T7623] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 589.015766][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.015787][ T7623] ? __raw_spin_lock_init+0x45/0x100
[ 589.015813][ T7623] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 589.015838][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.015872][ T7623] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 589.015915][ T7623] ? __pfx___mutex_lock+0x10/0x10
[ 589.015942][ T7623] nbd_start_device+0x17f/0xb10
[ 589.015973][ T7623] nbd_ioctl+0x636/0xeb0
[ 589.015992][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.016018][ T7623] ? __pfx_nbd_ioctl+0x10/0x10
[ 589.016049][ T7623] ? __pfx_nbd_ioctl+0x10/0x10
[ 589.016071][ T7623] blkdev_ioctl+0x5a8/0x6d0
[ 589.016093][ T7623] ? __pfx_blkdev_ioctl+0x10/0x10
[ 589.016111][ T7623] ? __fget_files+0x2a/0x420
[ 589.016130][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.016151][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.016173][ T7623] ? __pfx_blkdev_ioctl+0x10/0x10
[ 589.016193][ T7623] __se_sys_ioctl+0xfc/0x170
[ 589.016219][ T7623] do_syscall_64+0xfa/0x3b0
[ 589.016238][ T7623] ? lockdep_hardirqs_on+0x9c/0x150
[ 589.016257][ T7623] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 589.016274][ T7623] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.016295][ T7623] ? exc_page_fault+0x9f/0xf0
[ 589.016317][ T7623] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 589.016336][ T7623] RIP: 0033:0x7f992654b569
[ 589.016357][ T7623] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 589.016379][ T7623] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 589.016405][ T7623] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 589.016423][ T7623] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 589.016435][ T7623] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 589.016448][ T7623] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 589.016460][ T7623] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 589.016488][ T7623]
[ 589.380962][ T7623] block nbd0: shutting down sockets
[ 589.500744][ T7626] block nbd0: Device being setup by another task
[ 589.507544][ T7625] FAULT_INJECTION: forcing a failure.
[ 589.507544][ T7625] name failslab, interval 1, probability 0, space 0, times 0
[ 589.520366][ T7625] CPU: 0 UID: 0 PID: 7625 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 589.520397][ T7625] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 589.520412][ T7625] Call Trace:
[ 589.520422][ T7625]
[ 589.520433][ T7625] dump_stack_lvl+0x189/0x250
[ 589.520468][ T7625] ? __pfx____ratelimit+0x10/0x10
[ 589.520494][ T7625] ? __pfx_dump_stack_lvl+0x10/0x10
[ 589.520524][ T7625] ? __pfx__printk+0x10/0x10
[ 589.520568][ T7625] ? __pfx___might_resched+0x10/0x10
[ 589.520592][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.520633][ T7625] should_fail_ex+0x414/0x560
[ 589.520680][ T7625] should_failslab+0xa8/0x100
[ 589.520720][ T7625] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 589.520754][ T7625] ? __d_alloc+0x36/0x7a0
[ 589.520786][ T7625] __d_alloc+0x36/0x7a0
[ 589.520819][ T7625] d_alloc_parallel+0xe5/0x15e0
[ 589.520845][ T7625] ? inode_init_always_gfp+0x9ed/0xdc0
[ 589.520879][ T7625] ? alloc_inode+0x82/0x1b0
[ 589.520918][ T7625] ? __lock_acquire+0xab9/0xd20
[ 589.520961][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.520989][ T7625] ? __lock_acquire+0xab9/0xd20
[ 589.521033][ T7625] ? __pfx_d_alloc_parallel+0x10/0x10
[ 589.521067][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521095][ T7625] ? __raw_spin_lock_init+0x45/0x100
[ 589.521127][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521154][ T7625] ? __init_waitqueue_head+0xa9/0x150
[ 589.521201][ T7625] __lookup_slow+0x116/0x3d0
[ 589.521233][ T7625] ? __pfx___lookup_slow+0x10/0x10
[ 589.521272][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521306][ T7625] ? d_lookup+0x8a/0xa0
[ 589.521334][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521362][ T7625] ? lookup_noperm+0x112/0x220
[ 589.521395][ T7625] simple_start_creating+0xfd/0x1e0
[ 589.521420][ T7625] ? __pfx_simple_start_creating+0x10/0x10
[ 589.521442][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521472][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521500][ T7625] ? mntput+0x65/0xc0
[ 589.521531][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521565][ T7625] start_creating+0x10f/0x180
[ 589.521606][ T7625] __debugfs_create_file+0x79/0x4f0
[ 589.521650][ T7625] debugfs_create_file_unsafe+0x3a/0x50
[ 589.521692][ T7625] nbd_start_device+0x3b6/0xb10
[ 589.521734][ T7625] nbd_ioctl+0x636/0xeb0
[ 589.521761][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521796][ T7625] ? __pfx_nbd_ioctl+0x10/0x10
[ 589.521837][ T7625] ? __pfx_nbd_ioctl+0x10/0x10
[ 589.521867][ T7625] blkdev_ioctl+0x5a8/0x6d0
[ 589.521897][ T7625] ? __pfx_blkdev_ioctl+0x10/0x10
[ 589.521921][ T7625] ? __fget_files+0x2a/0x420
[ 589.521947][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.521975][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.522003][ T7625] ? __pfx_blkdev_ioctl+0x10/0x10
[ 589.522029][ T7625] __se_sys_ioctl+0xfc/0x170
[ 589.522062][ T7625] do_syscall_64+0xfa/0x3b0
[ 589.522088][ T7625] ? lockdep_hardirqs_on+0x9c/0x150
[ 589.522112][ T7625] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 589.522135][ T7625] ? srso_alias_return_thunk+0x5/0xfbef5
[ 589.522163][ T7625] ? exc_page_fault+0x9f/0xf0
[ 589.522203][ T7625] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 589.522227][ T7625] RIP: 0033:0x7f992654b569
[ 589.522248][ T7625] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 589.522269][ T7625] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 589.522305][ T7625] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 589.522323][ T7625] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 589.522339][ T7625] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 589.522357][ T7625] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 589.522373][ T7625] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 589.522411][ T7625]
[ 589.951079][ T7625] block nbd0: shutting down sockets
[ 590.061111][ T7629] FAULT_INJECTION: forcing a failure.
[ 590.061111][ T7629] name failslab, interval 1, probability 0, space 0, times 0
[ 590.073914][ T7629] CPU: 0 UID: 0 PID: 7629 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 590.073948][ T7629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 590.073965][ T7629] Call Trace:
[ 590.073975][ T7629]
[ 590.073983][ T7629] dump_stack_lvl+0x189/0x250
[ 590.074014][ T7629] ? __pfx____ratelimit+0x10/0x10
[ 590.074034][ T7629] ? __pfx_dump_stack_lvl+0x10/0x10
[ 590.074057][ T7629] ? __pfx__printk+0x10/0x10
[ 590.074090][ T7629] ? __pfx___might_resched+0x10/0x10
[ 590.074107][ T7629] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.074135][ T7629] should_fail_ex+0x414/0x560
[ 590.074171][ T7629] should_failslab+0xa8/0x100
[ 590.074204][ T7629] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 590.074234][ T7629] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 590.074261][ T7629] sbitmap_queue_init_node+0x1dc/0x4d0
[ 590.074286][ T7629] blk_mq_init_tags+0x110/0x280
[ 590.074323][ T7629] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 590.074360][ T7629] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 590.074387][ T7629] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 590.074409][ T7629] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.074430][ T7629] ? __raw_spin_lock_init+0x45/0x100
[ 590.074456][ T7629] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 590.074481][ T7629] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 590.074513][ T7629] ? lockdep_hardirqs_on+0x9c/0x150
[ 590.074544][ T7629] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 590.074592][ T7629] ? __pfx___mutex_lock+0x10/0x10
[ 590.074618][ T7629] nbd_start_device+0x17f/0xb10
[ 590.074650][ T7629] nbd_ioctl+0x636/0xeb0
[ 590.074671][ T7629] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.074697][ T7629] ? __pfx_nbd_ioctl+0x10/0x10
[ 590.074727][ T7629] ? __pfx_nbd_ioctl+0x10/0x10
[ 590.074749][ T7629] blkdev_ioctl+0x5a8/0x6d0
[ 590.074772][ T7629] ? __pfx_blkdev_ioctl+0x10/0x10
[ 590.074789][ T7629] ? __fget_files+0x2a/0x420
[ 590.074811][ T7629] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.074831][ T7629] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.074860][ T7629] ? __pfx_blkdev_ioctl+0x10/0x10
[ 590.074879][ T7629] __se_sys_ioctl+0xfc/0x170
[ 590.074905][ T7629] do_syscall_64+0xfa/0x3b0
[ 590.074931][ T7629] ? lockdep_hardirqs_on+0x9c/0x150
[ 590.074954][ T7629] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 590.074978][ T7629] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.075006][ T7629] ? exc_page_fault+0x9f/0xf0
[ 590.075032][ T7629] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 590.075051][ T7629] RIP: 0033:0x7f992654b569
[ 590.075069][ T7629] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 590.075085][ T7629] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 590.075105][ T7629] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 590.075119][ T7629] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 590.075131][ T7629] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 590.075144][ T7629] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 590.075156][ T7629] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 590.075183][ T7629]
[ 590.503968][ T7629] block nbd0: shutting down sockets
[ 590.630730][ T7632] block nbd0: Device being setup by another task
[ 590.637421][ T7631] FAULT_INJECTION: forcing a failure.
[ 590.637421][ T7631] name failslab, interval 1, probability 0, space 0, times 0
[ 590.650199][ T7631] CPU: 1 UID: 0 PID: 7631 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 590.650232][ T7631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 590.650251][ T7631] Call Trace:
[ 590.650262][ T7631]
[ 590.650273][ T7631] dump_stack_lvl+0x189/0x250
[ 590.650309][ T7631] ? __pfx____ratelimit+0x10/0x10
[ 590.650330][ T7631] ? __pfx_dump_stack_lvl+0x10/0x10
[ 590.650353][ T7631] ? __pfx__printk+0x10/0x10
[ 590.650385][ T7631] ? __pfx___might_resched+0x10/0x10
[ 590.650404][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.650432][ T7631] should_fail_ex+0x414/0x560
[ 590.650468][ T7631] should_failslab+0xa8/0x100
[ 590.650500][ T7631] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 590.650527][ T7631] ? __d_alloc+0x36/0x7a0
[ 590.650551][ T7631] __d_alloc+0x36/0x7a0
[ 590.650578][ T7631] d_alloc_parallel+0xe5/0x15e0
[ 590.650599][ T7631] ? inode_init_always_gfp+0x9ed/0xdc0
[ 590.650635][ T7631] ? alloc_inode+0x82/0x1b0
[ 590.650674][ T7631] ? __lock_acquire+0xab9/0xd20
[ 590.650716][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.650745][ T7631] ? __lock_acquire+0xab9/0xd20
[ 590.650780][ T7631] ? __pfx_d_alloc_parallel+0x10/0x10
[ 590.650805][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.650826][ T7631] ? __raw_spin_lock_init+0x45/0x100
[ 590.650850][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.650871][ T7631] ? __init_waitqueue_head+0xa9/0x150
[ 590.650899][ T7631] __lookup_slow+0x116/0x3d0
[ 590.650924][ T7631] ? __pfx___lookup_slow+0x10/0x10
[ 590.650953][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.650974][ T7631] ? d_lookup+0x8a/0xa0
[ 590.650994][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651015][ T7631] ? lookup_noperm+0x112/0x220
[ 590.651039][ T7631] simple_start_creating+0xfd/0x1e0
[ 590.651059][ T7631] ? __pfx_simple_start_creating+0x10/0x10
[ 590.651075][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651098][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651119][ T7631] ? mntput+0x65/0xc0
[ 590.651142][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651167][ T7631] start_creating+0x10f/0x180
[ 590.651202][ T7631] __debugfs_create_file+0x79/0x4f0
[ 590.651235][ T7631] debugfs_create_file_unsafe+0x3a/0x50
[ 590.651267][ T7631] nbd_start_device+0x3b6/0xb10
[ 590.651299][ T7631] nbd_ioctl+0x636/0xeb0
[ 590.651327][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651352][ T7631] ? __pfx_nbd_ioctl+0x10/0x10
[ 590.651384][ T7631] ? __pfx_nbd_ioctl+0x10/0x10
[ 590.651406][ T7631] blkdev_ioctl+0x5a8/0x6d0
[ 590.651429][ T7631] ? __pfx_blkdev_ioctl+0x10/0x10
[ 590.651447][ T7631] ? __fget_files+0x2a/0x420
[ 590.651466][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651487][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651509][ T7631] ? __pfx_blkdev_ioctl+0x10/0x10
[ 590.651529][ T7631] __se_sys_ioctl+0xfc/0x170
[ 590.651554][ T7631] do_syscall_64+0xfa/0x3b0
[ 590.651575][ T7631] ? lockdep_hardirqs_on+0x9c/0x150
[ 590.651593][ T7631] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 590.651610][ T7631] ? srso_alias_return_thunk+0x5/0xfbef5
[ 590.651631][ T7631] ? exc_page_fault+0x9f/0xf0
[ 590.651651][ T7631] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 590.651670][ T7631] RIP: 0033:0x7f992654b569
[ 590.651688][ T7631] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 590.651703][ T7631] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 590.651723][ T7631] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 590.651737][ T7631] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 590.651748][ T7631] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 590.651762][ T7631] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 590.651774][ T7631] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 590.651801][ T7631]
[ 591.080968][ T7631] block nbd0: shutting down sockets
[ 591.181918][ T7634] FAULT_INJECTION: forcing a failure.
[ 591.181918][ T7634] name failslab, interval 1, probability 0, space 0, times 0
[ 591.194711][ T7634] CPU: 0 UID: 0 PID: 7634 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 591.194740][ T7634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 591.194753][ T7634] Call Trace:
[ 591.194762][ T7634]
[ 591.194770][ T7634] dump_stack_lvl+0x189/0x250
[ 591.194799][ T7634] ? __pfx____ratelimit+0x10/0x10
[ 591.194819][ T7634] ? __pfx_dump_stack_lvl+0x10/0x10
[ 591.194842][ T7634] ? __pfx__printk+0x10/0x10
[ 591.194874][ T7634] ? __pfx___might_resched+0x10/0x10
[ 591.194891][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.194918][ T7634] should_fail_ex+0x414/0x560
[ 591.194951][ T7634] should_failslab+0xa8/0x100
[ 591.194981][ T7634] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 591.195009][ T7634] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 591.195035][ T7634] sbitmap_queue_init_node+0x1dc/0x4d0
[ 591.195060][ T7634] blk_mq_init_tags+0x110/0x280
[ 591.195090][ T7634] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 591.195126][ T7634] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 591.195153][ T7634] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 591.195174][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.195195][ T7634] ? __raw_spin_lock_init+0x45/0x100
[ 591.195221][ T7634] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 591.195247][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.195281][ T7634] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 591.195324][ T7634] ? __pfx___mutex_lock+0x10/0x10
[ 591.195350][ T7634] nbd_start_device+0x17f/0xb10
[ 591.195381][ T7634] nbd_ioctl+0x636/0xeb0
[ 591.195402][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.195427][ T7634] ? __pfx_nbd_ioctl+0x10/0x10
[ 591.195459][ T7634] ? __pfx_nbd_ioctl+0x10/0x10
[ 591.195480][ T7634] blkdev_ioctl+0x5a8/0x6d0
[ 591.195503][ T7634] ? __pfx_blkdev_ioctl+0x10/0x10
[ 591.195520][ T7634] ? __fget_files+0x2a/0x420
[ 591.195539][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.195567][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.195589][ T7634] ? __pfx_blkdev_ioctl+0x10/0x10
[ 591.195609][ T7634] __se_sys_ioctl+0xfc/0x170
[ 591.195636][ T7634] do_syscall_64+0xfa/0x3b0
[ 591.195657][ T7634] ? lockdep_hardirqs_on+0x9c/0x150
[ 591.195676][ T7634] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.195693][ T7634] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.195714][ T7634] ? exc_page_fault+0x9f/0xf0
[ 591.195734][ T7634] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.195752][ T7634] RIP: 0033:0x7f992654b569
[ 591.195768][ T7634] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 591.195784][ T7634] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 591.195804][ T7634] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 591.195818][ T7634] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 591.195829][ T7634] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 591.195842][ T7634] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 591.195854][ T7634] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 591.195883][ T7634]
[ 591.618278][ T7634] block nbd0: shutting down sockets
[ 591.711771][ T7636] FAULT_INJECTION: forcing a failure.
[ 591.711771][ T7636] name failslab, interval 1, probability 0, space 0, times 0
[ 591.724646][ T7636] CPU: 1 UID: 0 PID: 7636 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 591.724678][ T7636] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 591.724693][ T7636] Call Trace:
[ 591.724704][ T7636]
[ 591.724714][ T7636] dump_stack_lvl+0x189/0x250
[ 591.724751][ T7636] ? __pfx____ratelimit+0x10/0x10
[ 591.724778][ T7636] ? __pfx_dump_stack_lvl+0x10/0x10
[ 591.724807][ T7636] ? __pfx__printk+0x10/0x10
[ 591.724851][ T7636] ? __pfx___might_resched+0x10/0x10
[ 591.724874][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.724912][ T7636] should_fail_ex+0x414/0x560
[ 591.724958][ T7636] should_failslab+0xa8/0x100
[ 591.724998][ T7636] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 591.725035][ T7636] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 591.725071][ T7636] sbitmap_queue_init_node+0x1dc/0x4d0
[ 591.725104][ T7636] blk_mq_init_tags+0x110/0x280
[ 591.725144][ T7636] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 591.725192][ T7636] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 591.725229][ T7636] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 591.725257][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.725285][ T7636] ? __raw_spin_lock_init+0x45/0x100
[ 591.725321][ T7636] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 591.725355][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.725402][ T7636] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 591.725460][ T7636] ? __pfx___mutex_lock+0x10/0x10
[ 591.725496][ T7636] nbd_start_device+0x17f/0xb10
[ 591.725537][ T7636] nbd_ioctl+0x636/0xeb0
[ 591.725568][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.725603][ T7636] ? __pfx_nbd_ioctl+0x10/0x10
[ 591.725644][ T7636] ? __pfx_nbd_ioctl+0x10/0x10
[ 591.725674][ T7636] blkdev_ioctl+0x5a8/0x6d0
[ 591.725701][ T7636] ? __pfx_blkdev_ioctl+0x10/0x10
[ 591.725722][ T7636] ? __fget_files+0x2a/0x420
[ 591.725745][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.725770][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.725795][ T7636] ? __pfx_blkdev_ioctl+0x10/0x10
[ 591.725818][ T7636] __se_sys_ioctl+0xfc/0x170
[ 591.725848][ T7636] do_syscall_64+0xfa/0x3b0
[ 591.725871][ T7636] ? lockdep_hardirqs_on+0x9c/0x150
[ 591.725893][ T7636] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.725913][ T7636] ? srso_alias_return_thunk+0x5/0xfbef5
[ 591.725937][ T7636] ? exc_page_fault+0x9f/0xf0
[ 591.725961][ T7636] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 591.725982][ T7636] RIP: 0033:0x7f992654b569
[ 591.726002][ T7636] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 591.726021][ T7636] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 591.726043][ T7636] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 591.726059][ T7636] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 591.726073][ T7636] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 591.726088][ T7636] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 591.726102][ T7636] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 591.726135][ T7636]
[ 592.151196][ T7636] block nbd0: shutting down sockets
[ 592.280848][ T7639] block nbd0: Device being setup by another task
[ 592.287664][ T7638] FAULT_INJECTION: forcing a failure.
[ 592.287664][ T7638] name failslab, interval 1, probability 0, space 0, times 0
[ 592.300402][ T7638] CPU: 0 UID: 0 PID: 7638 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 592.300434][ T7638] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 592.300447][ T7638] Call Trace:
[ 592.300455][ T7638]
[ 592.300463][ T7638] dump_stack_lvl+0x189/0x250
[ 592.300491][ T7638] ? __pfx____ratelimit+0x10/0x10
[ 592.300511][ T7638] ? __pfx_dump_stack_lvl+0x10/0x10
[ 592.300534][ T7638] ? __pfx__printk+0x10/0x10
[ 592.300565][ T7638] ? __pfx___might_resched+0x10/0x10
[ 592.300583][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.300614][ T7638] should_fail_ex+0x414/0x560
[ 592.300646][ T7638] should_failslab+0xa8/0x100
[ 592.300676][ T7638] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 592.300702][ T7638] ? __d_alloc+0x36/0x7a0
[ 592.300726][ T7638] __d_alloc+0x36/0x7a0
[ 592.300750][ T7638] d_alloc_parallel+0xe5/0x15e0
[ 592.300770][ T7638] ? inode_init_always_gfp+0x9ed/0xdc0
[ 592.300795][ T7638] ? alloc_inode+0x82/0x1b0
[ 592.300825][ T7638] ? __lock_acquire+0xab9/0xd20
[ 592.300856][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.300878][ T7638] ? __lock_acquire+0xab9/0xd20
[ 592.300910][ T7638] ? __pfx_d_alloc_parallel+0x10/0x10
[ 592.300936][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.300957][ T7638] ? __raw_spin_lock_init+0x45/0x100
[ 592.300982][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301003][ T7638] ? __init_waitqueue_head+0xa9/0x150
[ 592.301031][ T7638] __lookup_slow+0x116/0x3d0
[ 592.301055][ T7638] ? __pfx___lookup_slow+0x10/0x10
[ 592.301084][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301104][ T7638] ? d_lookup+0x8a/0xa0
[ 592.301125][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301145][ T7638] ? lookup_noperm+0x112/0x220
[ 592.301169][ T7638] simple_start_creating+0xfd/0x1e0
[ 592.301188][ T7638] ? __pfx_simple_start_creating+0x10/0x10
[ 592.301204][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301226][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301246][ T7638] ? mntput+0x65/0xc0
[ 592.301269][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301294][ T7638] start_creating+0x10f/0x180
[ 592.301328][ T7638] __debugfs_create_file+0x79/0x4f0
[ 592.301361][ T7638] debugfs_create_file_unsafe+0x3a/0x50
[ 592.301392][ T7638] nbd_start_device+0x3b6/0xb10
[ 592.301423][ T7638] nbd_ioctl+0x636/0xeb0
[ 592.301443][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301469][ T7638] ? __pfx_nbd_ioctl+0x10/0x10
[ 592.301499][ T7638] ? __pfx_nbd_ioctl+0x10/0x10
[ 592.301521][ T7638] blkdev_ioctl+0x5a8/0x6d0
[ 592.301544][ T7638] ? __pfx_blkdev_ioctl+0x10/0x10
[ 592.301562][ T7638] ? __fget_files+0x2a/0x420
[ 592.301581][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301601][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301623][ T7638] ? __pfx_blkdev_ioctl+0x10/0x10
[ 592.301643][ T7638] __se_sys_ioctl+0xfc/0x170
[ 592.301669][ T7638] do_syscall_64+0xfa/0x3b0
[ 592.301689][ T7638] ? lockdep_hardirqs_on+0x9c/0x150
[ 592.301707][ T7638] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 592.301724][ T7638] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.301745][ T7638] ? exc_page_fault+0x9f/0xf0
[ 592.301765][ T7638] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 592.301783][ T7638] RIP: 0033:0x7f992654b569
[ 592.301800][ T7638] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 592.301816][ T7638] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 592.301837][ T7638] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 592.301851][ T7638] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 592.301862][ T7638] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 592.301875][ T7638] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 592.301888][ T7638] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 592.301916][ T7638]
[ 592.794943][ T7638] block nbd0: shutting down sockets
[ 592.920812][ T7642] block nbd0: Device being setup by another task
[ 592.927461][ T7641] FAULT_INJECTION: forcing a failure.
[ 592.927461][ T7641] name failslab, interval 1, probability 0, space 0, times 0
[ 592.940155][ T7641] CPU: 1 UID: 0 PID: 7641 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 592.940178][ T7641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 592.940190][ T7641] Call Trace:
[ 592.940198][ T7641]
[ 592.940206][ T7641] dump_stack_lvl+0x189/0x250
[ 592.940234][ T7641] ? __pfx____ratelimit+0x10/0x10
[ 592.940256][ T7641] ? __pfx_dump_stack_lvl+0x10/0x10
[ 592.940279][ T7641] ? __pfx__printk+0x10/0x10
[ 592.940311][ T7641] ? __pfx___might_resched+0x10/0x10
[ 592.940330][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940357][ T7641] should_fail_ex+0x414/0x560
[ 592.940390][ T7641] should_failslab+0xa8/0x100
[ 592.940419][ T7641] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 592.940445][ T7641] ? __d_alloc+0x36/0x7a0
[ 592.940469][ T7641] __d_alloc+0x36/0x7a0
[ 592.940493][ T7641] d_alloc_parallel+0xe5/0x15e0
[ 592.940513][ T7641] ? inode_init_always_gfp+0x9ed/0xdc0
[ 592.940539][ T7641] ? alloc_inode+0x82/0x1b0
[ 592.940573][ T7641] ? __lock_acquire+0xab9/0xd20
[ 592.940608][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940637][ T7641] ? __lock_acquire+0xab9/0xd20
[ 592.940679][ T7641] ? __pfx_d_alloc_parallel+0x10/0x10
[ 592.940705][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940725][ T7641] ? __raw_spin_lock_init+0x45/0x100
[ 592.940749][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940769][ T7641] ? __init_waitqueue_head+0xa9/0x150
[ 592.940797][ T7641] __lookup_slow+0x116/0x3d0
[ 592.940821][ T7641] ? __pfx___lookup_slow+0x10/0x10
[ 592.940850][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940871][ T7641] ? d_lookup+0x8a/0xa0
[ 592.940891][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940911][ T7641] ? lookup_noperm+0x112/0x220
[ 592.940936][ T7641] simple_start_creating+0xfd/0x1e0
[ 592.940954][ T7641] ? __pfx_simple_start_creating+0x10/0x10
[ 592.940970][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.940992][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.941013][ T7641] ? mntput+0x65/0xc0
[ 592.941036][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.941061][ T7641] start_creating+0x10f/0x180
[ 592.941090][ T7641] __debugfs_create_file+0x79/0x4f0
[ 592.941123][ T7641] debugfs_create_file_unsafe+0x3a/0x50
[ 592.941154][ T7641] nbd_start_device+0x3b6/0xb10
[ 592.941190][ T7641] nbd_ioctl+0x636/0xeb0
[ 592.941218][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.941253][ T7641] ? __pfx_nbd_ioctl+0x10/0x10
[ 592.941286][ T7641] ? __pfx_nbd_ioctl+0x10/0x10
[ 592.941309][ T7641] blkdev_ioctl+0x5a8/0x6d0
[ 592.941332][ T7641] ? __pfx_blkdev_ioctl+0x10/0x10
[ 592.941350][ T7641] ? __fget_files+0x2a/0x420
[ 592.941369][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.941390][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.941412][ T7641] ? __pfx_blkdev_ioctl+0x10/0x10
[ 592.941432][ T7641] __se_sys_ioctl+0xfc/0x170
[ 592.941458][ T7641] do_syscall_64+0xfa/0x3b0
[ 592.941478][ T7641] ? lockdep_hardirqs_on+0x9c/0x150
[ 592.941496][ T7641] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 592.941514][ T7641] ? srso_alias_return_thunk+0x5/0xfbef5
[ 592.941535][ T7641] ? exc_page_fault+0x9f/0xf0
[ 592.941559][ T7641] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 592.941578][ T7641] RIP: 0033:0x7f992654b569
[ 592.941594][ T7641] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 592.941610][ T7641] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 592.941629][ T7641] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 592.941644][ T7641] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 592.941656][ T7641] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 592.941669][ T7641] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 592.941681][ T7641] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 592.941709][ T7641]
[ 593.438511][ T7641] block nbd0: shutting down sockets
[ 593.570718][ T7645] block nbd0: Device being setup by another task
[ 593.577338][ T7644] FAULT_INJECTION: forcing a failure.
[ 593.577338][ T7644] name failslab, interval 1, probability 0, space 0, times 0
[ 593.590132][ T7644] CPU: 0 UID: 0 PID: 7644 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 593.590158][ T7644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 593.590170][ T7644] Call Trace:
[ 593.590179][ T7644]
[ 593.590187][ T7644] dump_stack_lvl+0x189/0x250
[ 593.590215][ T7644] ? __pfx____ratelimit+0x10/0x10
[ 593.590235][ T7644] ? __pfx_dump_stack_lvl+0x10/0x10
[ 593.590259][ T7644] ? __pfx__printk+0x10/0x10
[ 593.590291][ T7644] ? __pfx___might_resched+0x10/0x10
[ 593.590309][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590336][ T7644] should_fail_ex+0x414/0x560
[ 593.590369][ T7644] should_failslab+0xa8/0x100
[ 593.590399][ T7644] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 593.590425][ T7644] ? __d_alloc+0x36/0x7a0
[ 593.590449][ T7644] __d_alloc+0x36/0x7a0
[ 593.590474][ T7644] d_alloc_parallel+0xe5/0x15e0
[ 593.590494][ T7644] ? inode_init_always_gfp+0x9ed/0xdc0
[ 593.590519][ T7644] ? alloc_inode+0x82/0x1b0
[ 593.590548][ T7644] ? __lock_acquire+0xab9/0xd20
[ 593.590579][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590601][ T7644] ? __lock_acquire+0xab9/0xd20
[ 593.590636][ T7644] ? __pfx_d_alloc_parallel+0x10/0x10
[ 593.590661][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590686][ T7644] ? __raw_spin_lock_init+0x45/0x100
[ 593.590710][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590730][ T7644] ? __init_waitqueue_head+0xa9/0x150
[ 593.590759][ T7644] __lookup_slow+0x116/0x3d0
[ 593.590782][ T7644] ? __pfx___lookup_slow+0x10/0x10
[ 593.590811][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590832][ T7644] ? d_lookup+0x8a/0xa0
[ 593.590853][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590873][ T7644] ? lookup_noperm+0x112/0x220
[ 593.590898][ T7644] simple_start_creating+0xfd/0x1e0
[ 593.590916][ T7644] ? __pfx_simple_start_creating+0x10/0x10
[ 593.590933][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590955][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.590975][ T7644] ? mntput+0x65/0xc0
[ 593.590999][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.591025][ T7644] start_creating+0x10f/0x180
[ 593.591054][ T7644] __debugfs_create_file+0x79/0x4f0
[ 593.591086][ T7644] debugfs_create_file_unsafe+0x3a/0x50
[ 593.591118][ T7644] nbd_start_device+0x3b6/0xb10
[ 593.591148][ T7644] nbd_ioctl+0x636/0xeb0
[ 593.591168][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.591194][ T7644] ? __pfx_nbd_ioctl+0x10/0x10
[ 593.591225][ T7644] ? __pfx_nbd_ioctl+0x10/0x10
[ 593.591247][ T7644] blkdev_ioctl+0x5a8/0x6d0
[ 593.591270][ T7644] ? __pfx_blkdev_ioctl+0x10/0x10
[ 593.591287][ T7644] ? __fget_files+0x2a/0x420
[ 593.591307][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.591327][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.591349][ T7644] ? __pfx_blkdev_ioctl+0x10/0x10
[ 593.591369][ T7644] __se_sys_ioctl+0xfc/0x170
[ 593.591394][ T7644] do_syscall_64+0xfa/0x3b0
[ 593.591414][ T7644] ? lockdep_hardirqs_on+0x9c/0x150
[ 593.591433][ T7644] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 593.591451][ T7644] ? srso_alias_return_thunk+0x5/0xfbef5
[ 593.591471][ T7644] ? exc_page_fault+0x9f/0xf0
[ 593.591491][ T7644] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 593.591510][ T7644] RIP: 0033:0x7f992654b569
[ 593.591526][ T7644] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 593.591542][ T7644] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 593.591562][ T7644] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 593.591576][ T7644] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 593.591588][ T7644] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 593.591600][ T7644] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 593.591612][ T7644] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 593.591640][ T7644]
[ 594.011063][ T7644] block nbd0: shutting down sockets
[ 594.141127][ T7648] FAULT_INJECTION: forcing a failure.
[ 594.141127][ T7648] name failslab, interval 1, probability 0, space 0, times 0
[ 594.153855][ T7648] CPU: 0 UID: 0 PID: 7648 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 594.153888][ T7648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 594.153905][ T7648] Call Trace:
[ 594.153915][ T7648]
[ 594.153923][ T7648] dump_stack_lvl+0x189/0x250
[ 594.153953][ T7648] ? __pfx____ratelimit+0x10/0x10
[ 594.153973][ T7648] ? __pfx_dump_stack_lvl+0x10/0x10
[ 594.153995][ T7648] ? __pfx__printk+0x10/0x10
[ 594.154026][ T7648] ? __pfx___might_resched+0x10/0x10
[ 594.154044][ T7648] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.154070][ T7648] should_fail_ex+0x414/0x560
[ 594.154102][ T7648] should_failslab+0xa8/0x100
[ 594.154132][ T7648] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 594.154160][ T7648] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 594.154187][ T7648] sbitmap_queue_init_node+0x1dc/0x4d0
[ 594.154212][ T7648] blk_mq_init_tags+0x110/0x280
[ 594.154242][ T7648] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 594.154285][ T7648] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 594.154323][ T7648] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 594.154352][ T7648] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.154373][ T7648] ? __raw_spin_lock_init+0x45/0x100
[ 594.154400][ T7648] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 594.154424][ T7648] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 594.154454][ T7648] ? lockdep_hardirqs_on+0x9c/0x150
[ 594.154485][ T7648] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 594.154528][ T7648] ? __pfx___mutex_lock+0x10/0x10
[ 594.154554][ T7648] nbd_start_device+0x17f/0xb10
[ 594.154593][ T7648] nbd_ioctl+0x636/0xeb0
[ 594.154614][ T7648] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.154639][ T7648] ? __pfx_nbd_ioctl+0x10/0x10
[ 594.154670][ T7648] ? __pfx_nbd_ioctl+0x10/0x10
[ 594.154692][ T7648] blkdev_ioctl+0x5a8/0x6d0
[ 594.154714][ T7648] ? __pfx_blkdev_ioctl+0x10/0x10
[ 594.154732][ T7648] ? __fget_files+0x2a/0x420
[ 594.154753][ T7648] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.154773][ T7648] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.154795][ T7648] ? __pfx_blkdev_ioctl+0x10/0x10
[ 594.154815][ T7648] __se_sys_ioctl+0xfc/0x170
[ 594.154841][ T7648] do_syscall_64+0xfa/0x3b0
[ 594.154861][ T7648] ? lockdep_hardirqs_on+0x9c/0x150
[ 594.154880][ T7648] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.154898][ T7648] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.154918][ T7648] ? exc_page_fault+0x9f/0xf0
[ 594.154939][ T7648] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.154957][ T7648] RIP: 0033:0x7f992654b569
[ 594.154975][ T7648] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 594.154991][ T7648] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 594.155011][ T7648] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 594.155025][ T7648] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 594.155036][ T7648] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 594.155048][ T7648] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 594.155060][ T7648] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 594.155089][ T7648]
[ 594.535204][ T7648] block nbd0: shutting down sockets
[ 594.630890][ T7651] block nbd0: Device being setup by another task
[ 594.638249][ T7650] FAULT_INJECTION: forcing a failure.
[ 594.638249][ T7650] name failslab, interval 1, probability 0, space 0, times 0
[ 594.650966][ T7650] CPU: 1 UID: 0 PID: 7650 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 594.650989][ T7650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 594.651001][ T7650] Call Trace:
[ 594.651009][ T7650]
[ 594.651018][ T7650] dump_stack_lvl+0x189/0x250
[ 594.651046][ T7650] ? __pfx____ratelimit+0x10/0x10
[ 594.651066][ T7650] ? __pfx_dump_stack_lvl+0x10/0x10
[ 594.651089][ T7650] ? __pfx__printk+0x10/0x10
[ 594.651120][ T7650] ? __pfx___might_resched+0x10/0x10
[ 594.651138][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651165][ T7650] should_fail_ex+0x414/0x560
[ 594.651202][ T7650] should_failslab+0xa8/0x100
[ 594.651232][ T7650] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 594.651258][ T7650] ? __d_alloc+0x36/0x7a0
[ 594.651282][ T7650] __d_alloc+0x36/0x7a0
[ 594.651308][ T7650] d_alloc_parallel+0xe5/0x15e0
[ 594.651328][ T7650] ? inode_init_always_gfp+0x9ed/0xdc0
[ 594.651354][ T7650] ? alloc_inode+0x82/0x1b0
[ 594.651383][ T7650] ? __lock_acquire+0xab9/0xd20
[ 594.651415][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651436][ T7650] ? __lock_acquire+0xab9/0xd20
[ 594.651468][ T7650] ? __pfx_d_alloc_parallel+0x10/0x10
[ 594.651493][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651514][ T7650] ? __raw_spin_lock_init+0x45/0x100
[ 594.651538][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651576][ T7650] ? __init_waitqueue_head+0xa9/0x150
[ 594.651604][ T7650] __lookup_slow+0x116/0x3d0
[ 594.651628][ T7650] ? __pfx___lookup_slow+0x10/0x10
[ 594.651657][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651678][ T7650] ? d_lookup+0x8a/0xa0
[ 594.651698][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651719][ T7650] ? lookup_noperm+0x112/0x220
[ 594.651743][ T7650] simple_start_creating+0xfd/0x1e0
[ 594.651761][ T7650] ? __pfx_simple_start_creating+0x10/0x10
[ 594.651778][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651800][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651820][ T7650] ? mntput+0x65/0xc0
[ 594.651843][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.651868][ T7650] start_creating+0x10f/0x180
[ 594.651898][ T7650] __debugfs_create_file+0x79/0x4f0
[ 594.651931][ T7650] debugfs_create_file_unsafe+0x3a/0x50
[ 594.651964][ T7650] nbd_start_device+0x3b6/0xb10
[ 594.652006][ T7650] nbd_ioctl+0x636/0xeb0
[ 594.652034][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.652065][ T7650] ? __pfx_nbd_ioctl+0x10/0x10
[ 594.652096][ T7650] ? __pfx_nbd_ioctl+0x10/0x10
[ 594.652117][ T7650] blkdev_ioctl+0x5a8/0x6d0
[ 594.652141][ T7650] ? __pfx_blkdev_ioctl+0x10/0x10
[ 594.652158][ T7650] ? __fget_files+0x2a/0x420
[ 594.652178][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.652201][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.652223][ T7650] ? __pfx_blkdev_ioctl+0x10/0x10
[ 594.652243][ T7650] __se_sys_ioctl+0xfc/0x170
[ 594.652269][ T7650] do_syscall_64+0xfa/0x3b0
[ 594.652290][ T7650] ? lockdep_hardirqs_on+0x9c/0x150
[ 594.652309][ T7650] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.652327][ T7650] ? srso_alias_return_thunk+0x5/0xfbef5
[ 594.652347][ T7650] ? exc_page_fault+0x9f/0xf0
[ 594.652367][ T7650] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 594.652385][ T7650] RIP: 0033:0x7f992654b569
[ 594.652401][ T7650] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 594.652417][ T7650] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 594.652436][ T7650] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 594.652450][ T7650] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 594.652462][ T7650] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 594.652475][ T7650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 594.652487][ T7650] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 594.652515][ T7650]
[ 595.153507][ T7650] block nbd0: shutting down sockets
[ 595.320788][ T7654] block nbd0: Device being setup by another task
[ 595.327486][ T7653] FAULT_INJECTION: forcing a failure.
[ 595.327486][ T7653] name failslab, interval 1, probability 0, space 0, times 0
[ 595.340208][ T7653] CPU: 0 UID: 0 PID: 7653 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 595.340231][ T7653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 595.340244][ T7653] Call Trace:
[ 595.340257][ T7653]
[ 595.340265][ T7653] dump_stack_lvl+0x189/0x250
[ 595.340293][ T7653] ? __pfx____ratelimit+0x10/0x10
[ 595.340313][ T7653] ? __pfx_dump_stack_lvl+0x10/0x10
[ 595.340340][ T7653] ? __pfx__printk+0x10/0x10
[ 595.340372][ T7653] ? __pfx___might_resched+0x10/0x10
[ 595.340390][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.340417][ T7653] should_fail_ex+0x414/0x560
[ 595.340456][ T7653] should_failslab+0xa8/0x100
[ 595.340498][ T7653] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 595.340530][ T7653] ? __d_alloc+0x36/0x7a0
[ 595.340555][ T7653] __d_alloc+0x36/0x7a0
[ 595.340581][ T7653] d_alloc_parallel+0xe5/0x15e0
[ 595.340601][ T7653] ? inode_init_always_gfp+0x9ed/0xdc0
[ 595.340637][ T7653] ? alloc_inode+0x82/0x1b0
[ 595.340678][ T7653] ? __lock_acquire+0xab9/0xd20
[ 595.340712][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.340733][ T7653] ? __lock_acquire+0xab9/0xd20
[ 595.340766][ T7653] ? __pfx_d_alloc_parallel+0x10/0x10
[ 595.340791][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.340812][ T7653] ? __raw_spin_lock_init+0x45/0x100
[ 595.340837][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.340857][ T7653] ? __init_waitqueue_head+0xa9/0x150
[ 595.340885][ T7653] __lookup_slow+0x116/0x3d0
[ 595.340909][ T7653] ? __pfx___lookup_slow+0x10/0x10
[ 595.340939][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.340959][ T7653] ? d_lookup+0x8a/0xa0
[ 595.340979][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341000][ T7653] ? lookup_noperm+0x112/0x220
[ 595.341024][ T7653] simple_start_creating+0xfd/0x1e0
[ 595.341043][ T7653] ? __pfx_simple_start_creating+0x10/0x10
[ 595.341060][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341083][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341103][ T7653] ? mntput+0x65/0xc0
[ 595.341126][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341151][ T7653] start_creating+0x10f/0x180
[ 595.341181][ T7653] __debugfs_create_file+0x79/0x4f0
[ 595.341213][ T7653] debugfs_create_file_unsafe+0x3a/0x50
[ 595.341244][ T7653] nbd_start_device+0x3b6/0xb10
[ 595.341275][ T7653] nbd_ioctl+0x636/0xeb0
[ 595.341295][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341325][ T7653] ? __pfx_nbd_ioctl+0x10/0x10
[ 595.341356][ T7653] ? __pfx_nbd_ioctl+0x10/0x10
[ 595.341378][ T7653] blkdev_ioctl+0x5a8/0x6d0
[ 595.341401][ T7653] ? __pfx_blkdev_ioctl+0x10/0x10
[ 595.341418][ T7653] ? __fget_files+0x2a/0x420
[ 595.341437][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341458][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341480][ T7653] ? __pfx_blkdev_ioctl+0x10/0x10
[ 595.341499][ T7653] __se_sys_ioctl+0xfc/0x170
[ 595.341525][ T7653] do_syscall_64+0xfa/0x3b0
[ 595.341548][ T7653] ? lockdep_hardirqs_on+0x9c/0x150
[ 595.341574][ T7653] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 595.341598][ T7653] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.341625][ T7653] ? exc_page_fault+0x9f/0xf0
[ 595.341646][ T7653] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 595.341665][ T7653] RIP: 0033:0x7f992654b569
[ 595.341682][ T7653] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 595.341698][ T7653] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 595.341717][ T7653] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 595.341731][ T7653] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 595.341743][ T7653] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 595.341756][ T7653] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 595.341768][ T7653] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 595.341796][ T7653]
[ 595.782466][ T7653] block nbd0: shutting down sockets
[ 595.900704][ T7657] block nbd0: Device being setup by another task
[ 595.907297][ T7656] FAULT_INJECTION: forcing a failure.
[ 595.907297][ T7656] name failslab, interval 1, probability 0, space 0, times 0
[ 595.920144][ T7656] CPU: 1 UID: 0 PID: 7656 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 595.920172][ T7656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 595.920184][ T7656] Call Trace:
[ 595.920192][ T7656]
[ 595.920200][ T7656] dump_stack_lvl+0x189/0x250
[ 595.920228][ T7656] ? __pfx____ratelimit+0x10/0x10
[ 595.920249][ T7656] ? __pfx_dump_stack_lvl+0x10/0x10
[ 595.920272][ T7656] ? __pfx__printk+0x10/0x10
[ 595.920304][ T7656] ? __pfx___might_resched+0x10/0x10
[ 595.920330][ T7656] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.920357][ T7656] should_fail_ex+0x414/0x560
[ 595.920390][ T7656] should_failslab+0xa8/0x100
[ 595.920419][ T7656] kmem_cache_alloc_noprof+0x73/0x3c0
[ 595.920444][ T7656] ? security_inode_alloc+0x39/0x330
[ 595.920469][ T7656] security_inode_alloc+0x39/0x330
[ 595.920491][ T7656] inode_init_always_gfp+0x9ed/0xdc0
[ 595.920524][ T7656] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 595.920542][ T7656] alloc_inode+0x82/0x1b0
[ 595.920570][ T7656] new_inode+0x22/0x170
[ 595.920602][ T7656] __debugfs_create_file+0x14d/0x4f0
[ 595.920638][ T7656] debugfs_create_file_unsafe+0x3a/0x50
[ 595.920669][ T7656] nbd_start_device+0x39e/0xb10
[ 595.920699][ T7656] nbd_ioctl+0x636/0xeb0
[ 595.920719][ T7656] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.920745][ T7656] ? __pfx_nbd_ioctl+0x10/0x10
[ 595.920776][ T7656] ? __pfx_nbd_ioctl+0x10/0x10
[ 595.920797][ T7656] blkdev_ioctl+0x5a8/0x6d0
[ 595.920820][ T7656] ? __pfx_blkdev_ioctl+0x10/0x10
[ 595.920837][ T7656] ? __fget_files+0x2a/0x420
[ 595.920857][ T7656] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.920877][ T7656] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.920900][ T7656] ? __pfx_blkdev_ioctl+0x10/0x10
[ 595.920919][ T7656] __se_sys_ioctl+0xfc/0x170
[ 595.920945][ T7656] do_syscall_64+0xfa/0x3b0
[ 595.920965][ T7656] ? lockdep_hardirqs_on+0x9c/0x150
[ 595.920983][ T7656] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 595.921001][ T7656] ? srso_alias_return_thunk+0x5/0xfbef5
[ 595.921021][ T7656] ? exc_page_fault+0x9f/0xf0
[ 595.921041][ T7656] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 595.921060][ T7656] RIP: 0033:0x7f992654b569
[ 595.921076][ T7656] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 595.921091][ T7656] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 595.921111][ T7656] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 595.921125][ T7656] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 595.921137][ T7656] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 595.921150][ T7656] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 595.921163][ T7656] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 595.921190][ T7656]
[ 596.198139][ T7656] debugfs: out of free dentries, can not create file 'size_bytes'
[ 596.316114][ T7656] block nbd0: shutting down sockets
[ 596.401737][ T7659] FAULT_INJECTION: forcing a failure.
[ 596.401737][ T7659] name failslab, interval 1, probability 0, space 0, times 0
[ 596.414441][ T7659] CPU: 0 UID: 0 PID: 7659 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 596.414470][ T7659] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 596.414482][ T7659] Call Trace:
[ 596.414491][ T7659]
[ 596.414501][ T7659] dump_stack_lvl+0x189/0x250
[ 596.414528][ T7659] ? __pfx____ratelimit+0x10/0x10
[ 596.414548][ T7659] ? __pfx_dump_stack_lvl+0x10/0x10
[ 596.414571][ T7659] ? __pfx__printk+0x10/0x10
[ 596.414603][ T7659] ? __pfx___might_resched+0x10/0x10
[ 596.414620][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.414647][ T7659] should_fail_ex+0x414/0x560
[ 596.414680][ T7659] should_failslab+0xa8/0x100
[ 596.414709][ T7659] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 596.414740][ T7659] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 596.414766][ T7659] sbitmap_queue_init_node+0x1dc/0x4d0
[ 596.414792][ T7659] blk_mq_init_tags+0x110/0x280
[ 596.414822][ T7659] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 596.414857][ T7659] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 596.414884][ T7659] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 596.414906][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.414926][ T7659] ? __raw_spin_lock_init+0x45/0x100
[ 596.414952][ T7659] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 596.414978][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.415014][ T7659] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 596.415057][ T7659] ? __pfx___mutex_lock+0x10/0x10
[ 596.415083][ T7659] nbd_start_device+0x17f/0xb10
[ 596.415113][ T7659] nbd_ioctl+0x636/0xeb0
[ 596.415133][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.415158][ T7659] ? __pfx_nbd_ioctl+0x10/0x10
[ 596.415190][ T7659] ? __pfx_nbd_ioctl+0x10/0x10
[ 596.415211][ T7659] blkdev_ioctl+0x5a8/0x6d0
[ 596.415233][ T7659] ? __pfx_blkdev_ioctl+0x10/0x10
[ 596.415250][ T7659] ? __fget_files+0x2a/0x420
[ 596.415270][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.415291][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.415313][ T7659] ? __pfx_blkdev_ioctl+0x10/0x10
[ 596.415339][ T7659] __se_sys_ioctl+0xfc/0x170
[ 596.415365][ T7659] do_syscall_64+0xfa/0x3b0
[ 596.415385][ T7659] ? lockdep_hardirqs_on+0x9c/0x150
[ 596.415403][ T7659] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.415421][ T7659] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.415441][ T7659] ? exc_page_fault+0x9f/0xf0
[ 596.415461][ T7659] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.415480][ T7659] RIP: 0033:0x7f992654b569
[ 596.415496][ T7659] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 596.415512][ T7659] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 596.415531][ T7659] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 596.415546][ T7659] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 596.415557][ T7659] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 596.415570][ T7659] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 596.415582][ T7659] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 596.415611][ T7659]
[ 596.844008][ T7659] block nbd0: shutting down sockets
[ 596.970731][ T7662] block nbd0: Device being setup by another task
[ 596.977371][ T7661] FAULT_INJECTION: forcing a failure.
[ 596.977371][ T7661] name failslab, interval 1, probability 0, space 0, times 0
[ 596.990107][ T7661] CPU: 1 UID: 0 PID: 7661 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 596.990141][ T7661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 596.990156][ T7661] Call Trace:
[ 596.990165][ T7661]
[ 596.990174][ T7661] dump_stack_lvl+0x189/0x250
[ 596.990201][ T7661] ? __pfx____ratelimit+0x10/0x10
[ 596.990221][ T7661] ? __pfx_dump_stack_lvl+0x10/0x10
[ 596.990249][ T7661] ? __pfx__printk+0x10/0x10
[ 596.990281][ T7661] ? __pfx___might_resched+0x10/0x10
[ 596.990299][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990328][ T7661] should_fail_ex+0x414/0x560
[ 596.990361][ T7661] should_failslab+0xa8/0x100
[ 596.990391][ T7661] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 596.990418][ T7661] ? __d_alloc+0x36/0x7a0
[ 596.990442][ T7661] __d_alloc+0x36/0x7a0
[ 596.990467][ T7661] d_alloc_parallel+0xe5/0x15e0
[ 596.990487][ T7661] ? inode_init_always_gfp+0x9ed/0xdc0
[ 596.990513][ T7661] ? alloc_inode+0x82/0x1b0
[ 596.990542][ T7661] ? __lock_acquire+0xab9/0xd20
[ 596.990582][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990603][ T7661] ? __lock_acquire+0xab9/0xd20
[ 596.990651][ T7661] ? __pfx_d_alloc_parallel+0x10/0x10
[ 596.990686][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990711][ T7661] ? __raw_spin_lock_init+0x45/0x100
[ 596.990735][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990756][ T7661] ? __init_waitqueue_head+0xa9/0x150
[ 596.990784][ T7661] __lookup_slow+0x116/0x3d0
[ 596.990809][ T7661] ? __pfx___lookup_slow+0x10/0x10
[ 596.990837][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990858][ T7661] ? d_lookup+0x8a/0xa0
[ 596.990878][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990898][ T7661] ? lookup_noperm+0x112/0x220
[ 596.990923][ T7661] simple_start_creating+0xfd/0x1e0
[ 596.990941][ T7661] ? __pfx_simple_start_creating+0x10/0x10
[ 596.990957][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.990979][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.991000][ T7661] ? mntput+0x65/0xc0
[ 596.991024][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.991049][ T7661] start_creating+0x10f/0x180
[ 596.991078][ T7661] __debugfs_create_file+0x79/0x4f0
[ 596.991111][ T7661] debugfs_create_file_unsafe+0x3a/0x50
[ 596.991142][ T7661] nbd_start_device+0x3b6/0xb10
[ 596.991174][ T7661] nbd_ioctl+0x636/0xeb0
[ 596.991194][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.991220][ T7661] ? __pfx_nbd_ioctl+0x10/0x10
[ 596.991251][ T7661] ? __pfx_nbd_ioctl+0x10/0x10
[ 596.991272][ T7661] blkdev_ioctl+0x5a8/0x6d0
[ 596.991296][ T7661] ? __pfx_blkdev_ioctl+0x10/0x10
[ 596.991313][ T7661] ? __fget_files+0x2a/0x420
[ 596.991332][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.991353][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.991375][ T7661] ? __pfx_blkdev_ioctl+0x10/0x10
[ 596.991395][ T7661] __se_sys_ioctl+0xfc/0x170
[ 596.991421][ T7661] do_syscall_64+0xfa/0x3b0
[ 596.991442][ T7661] ? lockdep_hardirqs_on+0x9c/0x150
[ 596.991461][ T7661] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.991479][ T7661] ? srso_alias_return_thunk+0x5/0xfbef5
[ 596.991499][ T7661] ? exc_page_fault+0x9f/0xf0
[ 596.991519][ T7661] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 596.991538][ T7661] RIP: 0033:0x7f992654b569
[ 596.991556][ T7661] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 596.991580][ T7661] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 596.991600][ T7661] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 596.991614][ T7661] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 596.991626][ T7661] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 596.991639][ T7661] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 596.991651][ T7661] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 596.991679][ T7661]
[ 597.420932][ T7661] block nbd0: shutting down sockets
[ 597.511731][ T7664] FAULT_INJECTION: forcing a failure.
[ 597.511731][ T7664] name failslab, interval 1, probability 0, space 0, times 0
[ 597.524425][ T7664] CPU: 0 UID: 0 PID: 7664 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 597.524456][ T7664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 597.524471][ T7664] Call Trace:
[ 597.524481][ T7664]
[ 597.524489][ T7664] dump_stack_lvl+0x189/0x250
[ 597.524517][ T7664] ? __pfx____ratelimit+0x10/0x10
[ 597.524537][ T7664] ? __pfx_dump_stack_lvl+0x10/0x10
[ 597.524560][ T7664] ? __pfx__printk+0x10/0x10
[ 597.524592][ T7664] ? __pfx___might_resched+0x10/0x10
[ 597.524609][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.524636][ T7664] should_fail_ex+0x414/0x560
[ 597.524669][ T7664] should_failslab+0xa8/0x100
[ 597.524698][ T7664] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 597.524725][ T7664] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 597.524752][ T7664] sbitmap_queue_init_node+0x1dc/0x4d0
[ 597.524776][ T7664] blk_mq_init_tags+0x110/0x280
[ 597.524805][ T7664] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 597.524841][ T7664] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 597.524867][ T7664] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 597.524888][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.524909][ T7664] ? __raw_spin_lock_init+0x45/0x100
[ 597.524935][ T7664] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 597.524960][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.524995][ T7664] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 597.525037][ T7664] ? __pfx___mutex_lock+0x10/0x10
[ 597.525064][ T7664] nbd_start_device+0x17f/0xb10
[ 597.525094][ T7664] nbd_ioctl+0x636/0xeb0
[ 597.525115][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.525141][ T7664] ? __pfx_nbd_ioctl+0x10/0x10
[ 597.525171][ T7664] ? __pfx_nbd_ioctl+0x10/0x10
[ 597.525193][ T7664] blkdev_ioctl+0x5a8/0x6d0
[ 597.525215][ T7664] ? __pfx_blkdev_ioctl+0x10/0x10
[ 597.525232][ T7664] ? __fget_files+0x2a/0x420
[ 597.525252][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.525272][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.525294][ T7664] ? __pfx_blkdev_ioctl+0x10/0x10
[ 597.525314][ T7664] __se_sys_ioctl+0xfc/0x170
[ 597.525345][ T7664] do_syscall_64+0xfa/0x3b0
[ 597.525365][ T7664] ? lockdep_hardirqs_on+0x9c/0x150
[ 597.525384][ T7664] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.525402][ T7664] ? srso_alias_return_thunk+0x5/0xfbef5
[ 597.525422][ T7664] ? exc_page_fault+0x9f/0xf0
[ 597.525444][ T7664] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 597.525464][ T7664] RIP: 0033:0x7f992654b569
[ 597.525480][ T7664] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
[ 597.525496][ T7664] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 597.525515][ T7664] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 597.525530][ T7664] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 597.525541][ T7664] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 597.525554][ T7664] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 597.525566][ T7664] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 597.525594][ T7664]
[ 597.948404][ T7664] block nbd0: shutting down sockets
[ 598.051679][ T7666] FAULT_INJECTION: forcing a failure.
[ 598.051679][ T7666] name failslab, interval 1, probability 0, space 0, times 0
[ 598.064435][ T7666] CPU: 1 UID: 0 PID: 7666 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 598.064467][ T7666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 598.064483][ T7666] Call Trace:
[ 598.064493][ T7666]
[ 598.064503][ T7666] dump_stack_lvl+0x189/0x250
[ 598.064539][ T7666] ? __pfx____ratelimit+0x10/0x10
[ 598.064565][ T7666] ? __pfx_dump_stack_lvl+0x10/0x10
[ 598.064596][ T7666] ? __pfx__printk+0x10/0x10
[ 598.064638][ T7666] ? __pfx___might_resched+0x10/0x10
[ 598.064661][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.064698][ T7666] should_fail_ex+0x414/0x560
[ 598.064742][ T7666] should_failslab+0xa8/0x100
[ 598.064781][ T7666] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 598.064817][ T7666] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 598.064853][ T7666] sbitmap_queue_init_node+0x1dc/0x4d0
[ 598.064886][ T7666] blk_mq_init_tags+0x110/0x280
[ 598.064925][ T7666] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 598.064973][ T7666] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 598.065008][ T7666] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 598.065037][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.065065][ T7666] ? __raw_spin_lock_init+0x45/0x100
[ 598.065099][ T7666] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 598.065134][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.065180][ T7666] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 598.065236][ T7666] ? __pfx___mutex_lock+0x10/0x10
[ 598.065271][ T7666] nbd_start_device+0x17f/0xb10
[ 598.065312][ T7666] nbd_ioctl+0x636/0xeb0
[ 598.065346][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.065379][ T7666] ? __pfx_nbd_ioctl+0x10/0x10
[ 598.065420][ T7666] ? __pfx_nbd_ioctl+0x10/0x10
[ 598.065449][ T7666] blkdev_ioctl+0x5a8/0x6d0
[ 598.065481][ T7666] ? __pfx_blkdev_ioctl+0x10/0x10
[ 598.065501][ T7666] ? __fget_files+0x2a/0x420
[ 598.065524][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.065548][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.065574][ T7666] ? __pfx_blkdev_ioctl+0x10/0x10
[ 598.065598][ T7666] __se_sys_ioctl+0xfc/0x170
[ 598.065629][ T7666] do_syscall_64+0xfa/0x3b0
[ 598.065653][ T7666] ? lockdep_hardirqs_on+0x9c/0x150
[ 598.065675][ T7666] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.065696][ T7666] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.065720][ T7666] ? exc_page_fault+0x9f/0xf0
[ 598.065743][ T7666] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.065765][ T7666] RIP: 0033:0x7f992654b569
[ 598.065784][ T7666] 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
[ 598.065802][ T7666] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 598.065826][ T7666] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 598.065842][ T7666] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 598.065856][ T7666] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 598.065871][ T7666] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 598.065885][ T7666] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 598.065918][ T7666]
[ 598.480468][ T7666] block nbd0: shutting down sockets
[ 598.601026][ T7669] FAULT_INJECTION: forcing a failure.
[ 598.601026][ T7669] name failslab, interval 1, probability 0, space 0, times 0
[ 598.613815][ T7669] CPU: 1 UID: 0 PID: 7669 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 598.613841][ T7669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 598.613853][ T7669] Call Trace:
[ 598.613861][ T7669]
[ 598.613869][ T7669] dump_stack_lvl+0x189/0x250
[ 598.613898][ T7669] ? __pfx____ratelimit+0x10/0x10
[ 598.613918][ T7669] ? __pfx_dump_stack_lvl+0x10/0x10
[ 598.613940][ T7669] ? __pfx__printk+0x10/0x10
[ 598.613972][ T7669] ? __pfx___might_resched+0x10/0x10
[ 598.613989][ T7669] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.614016][ T7669] should_fail_ex+0x414/0x560
[ 598.614049][ T7669] should_failslab+0xa8/0x100
[ 598.614078][ T7669] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 598.614106][ T7669] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 598.614132][ T7669] sbitmap_queue_init_node+0x1dc/0x4d0
[ 598.614156][ T7669] blk_mq_init_tags+0x110/0x280
[ 598.614185][ T7669] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 598.614220][ T7669] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 598.614247][ T7669] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 598.614268][ T7669] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.614289][ T7669] ? __raw_spin_lock_init+0x45/0x100
[ 598.614315][ T7669] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 598.614344][ T7669] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 598.614374][ T7669] ? lockdep_hardirqs_on+0x9c/0x150
[ 598.614405][ T7669] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 598.614447][ T7669] ? __pfx___mutex_lock+0x10/0x10
[ 598.614473][ T7669] nbd_start_device+0x17f/0xb10
[ 598.614503][ T7669] nbd_ioctl+0x636/0xeb0
[ 598.614523][ T7669] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.614549][ T7669] ? __pfx_nbd_ioctl+0x10/0x10
[ 598.614581][ T7669] ? __pfx_nbd_ioctl+0x10/0x10
[ 598.614603][ T7669] blkdev_ioctl+0x5a8/0x6d0
[ 598.614625][ T7669] ? __pfx_blkdev_ioctl+0x10/0x10
[ 598.614643][ T7669] ? __fget_files+0x2a/0x420
[ 598.614668][ T7669] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.614697][ T7669] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.614728][ T7669] ? __pfx_blkdev_ioctl+0x10/0x10
[ 598.614750][ T7669] __se_sys_ioctl+0xfc/0x170
[ 598.614777][ T7669] do_syscall_64+0xfa/0x3b0
[ 598.614796][ T7669] ? lockdep_hardirqs_on+0x9c/0x150
[ 598.614815][ T7669] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.614832][ T7669] ? srso_alias_return_thunk+0x5/0xfbef5
[ 598.614853][ T7669] ? exc_page_fault+0x9f/0xf0
[ 598.614873][ T7669] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 598.614891][ T7669] RIP: 0033:0x7f992654b569
[ 598.614908][ T7669] 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
[ 598.614925][ T7669] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 598.614944][ T7669] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 598.614958][ T7669] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 598.614970][ T7669] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 598.614983][ T7669] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 598.614996][ T7669] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 598.615023][ T7669]
[ 598.951141][ T7669] block nbd0: shutting down sockets
[ 599.042026][ T7671] FAULT_INJECTION: forcing a failure.
[ 599.042026][ T7671] name failslab, interval 1, probability 0, space 0, times 0
[ 599.054895][ T7671] CPU: 0 UID: 0 PID: 7671 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 599.054925][ T7671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 599.054938][ T7671] Call Trace:
[ 599.054948][ T7671]
[ 599.054958][ T7671] dump_stack_lvl+0x189/0x250
[ 599.054986][ T7671] ? __pfx____ratelimit+0x10/0x10
[ 599.055007][ T7671] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.055029][ T7671] ? __pfx__printk+0x10/0x10
[ 599.055061][ T7671] ? __pfx___might_resched+0x10/0x10
[ 599.055078][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055106][ T7671] should_fail_ex+0x414/0x560
[ 599.055139][ T7671] should_failslab+0xa8/0x100
[ 599.055171][ T7671] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 599.055210][ T7671] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 599.055248][ T7671] sbitmap_queue_init_node+0x1dc/0x4d0
[ 599.055276][ T7671] blk_mq_init_tags+0x110/0x280
[ 599.055306][ T7671] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 599.055343][ T7671] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 599.055371][ T7671] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 599.055392][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055413][ T7671] ? __raw_spin_lock_init+0x45/0x100
[ 599.055440][ T7671] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 599.055466][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055500][ T7671] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 599.055543][ T7671] ? __pfx___mutex_lock+0x10/0x10
[ 599.055569][ T7671] nbd_start_device+0x17f/0xb10
[ 599.055611][ T7671] nbd_ioctl+0x636/0xeb0
[ 599.055632][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055657][ T7671] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.055688][ T7671] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.055709][ T7671] blkdev_ioctl+0x5a8/0x6d0
[ 599.055731][ T7671] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.055749][ T7671] ? __fget_files+0x2a/0x420
[ 599.055768][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055789][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055811][ T7671] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.055835][ T7671] __se_sys_ioctl+0xfc/0x170
[ 599.055864][ T7671] do_syscall_64+0xfa/0x3b0
[ 599.055884][ T7671] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.055903][ T7671] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.055920][ T7671] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.055941][ T7671] ? exc_page_fault+0x9f/0xf0
[ 599.055960][ T7671] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.055979][ T7671] RIP: 0033:0x7f992654b569
[ 599.055996][ T7671] 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
[ 599.056011][ T7671] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 599.056034][ T7671] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 599.056048][ T7671] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 599.056060][ T7671] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 599.056075][ T7671] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 599.056088][ T7671] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 599.056116][ T7671]
[ 599.391749][ T7671] block nbd0: shutting down sockets
[ 599.481997][ T7673] FAULT_INJECTION: forcing a failure.
[ 599.481997][ T7673] name failslab, interval 1, probability 0, space 0, times 0
[ 599.495303][ T7673] CPU: 1 UID: 0 PID: 7673 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 599.495335][ T7673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 599.495352][ T7673] Call Trace:
[ 599.495364][ T7673]
[ 599.495373][ T7673] dump_stack_lvl+0x189/0x250
[ 599.495401][ T7673] ? __pfx____ratelimit+0x10/0x10
[ 599.495421][ T7673] ? __pfx_dump_stack_lvl+0x10/0x10
[ 599.495444][ T7673] ? __pfx__printk+0x10/0x10
[ 599.495475][ T7673] ? __pfx___might_resched+0x10/0x10
[ 599.495493][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.495520][ T7673] should_fail_ex+0x414/0x560
[ 599.495553][ T7673] should_failslab+0xa8/0x100
[ 599.495590][ T7673] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 599.495619][ T7673] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 599.495645][ T7673] sbitmap_queue_init_node+0x1dc/0x4d0
[ 599.495670][ T7673] blk_mq_init_tags+0x110/0x280
[ 599.495700][ T7673] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 599.495736][ T7673] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 599.495763][ T7673] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 599.495784][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.495805][ T7673] ? __raw_spin_lock_init+0x45/0x100
[ 599.495831][ T7673] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 599.495857][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.495902][ T7673] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 599.495957][ T7673] ? __pfx___mutex_lock+0x10/0x10
[ 599.495984][ T7673] nbd_start_device+0x17f/0xb10
[ 599.496015][ T7673] nbd_ioctl+0x636/0xeb0
[ 599.496036][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.496061][ T7673] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.496092][ T7673] ? __pfx_nbd_ioctl+0x10/0x10
[ 599.496113][ T7673] blkdev_ioctl+0x5a8/0x6d0
[ 599.496135][ T7673] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.496153][ T7673] ? __fget_files+0x2a/0x420
[ 599.496172][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.496193][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.496214][ T7673] ? __pfx_blkdev_ioctl+0x10/0x10
[ 599.496234][ T7673] __se_sys_ioctl+0xfc/0x170
[ 599.496260][ T7673] do_syscall_64+0xfa/0x3b0
[ 599.496280][ T7673] ? lockdep_hardirqs_on+0x9c/0x150
[ 599.496299][ T7673] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.496316][ T7673] ? srso_alias_return_thunk+0x5/0xfbef5
[ 599.496338][ T7673] ? exc_page_fault+0x9f/0xf0
[ 599.496358][ T7673] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 599.496378][ T7673] RIP: 0033:0x7f992654b569
[ 599.496394][ T7673] 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
[ 599.496410][ T7673] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 599.496429][ T7673] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 599.496443][ T7673] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 599.496455][ T7673] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 599.496468][ T7673] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 599.496481][ T7673] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 599.496509][ T7673]
[ 599.924133][ T7673] block nbd0: shutting down sockets
[ 600.041144][ T7676] FAULT_INJECTION: forcing a failure.
[ 600.041144][ T7676] name failslab, interval 1, probability 0, space 0, times 0
[ 600.053875][ T7676] CPU: 1 UID: 0 PID: 7676 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 600.053902][ T7676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 600.053914][ T7676] Call Trace:
[ 600.053923][ T7676]
[ 600.053931][ T7676] dump_stack_lvl+0x189/0x250
[ 600.053959][ T7676] ? __pfx____ratelimit+0x10/0x10
[ 600.053980][ T7676] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.054003][ T7676] ? __pfx__printk+0x10/0x10
[ 600.054034][ T7676] ? __pfx___might_resched+0x10/0x10
[ 600.054057][ T7676] should_fail_ex+0x414/0x560
[ 600.054089][ T7676] ? sbitmap_init_node+0x2c9/0x630
[ 600.054109][ T7676] should_failslab+0xa8/0x100
[ 600.054138][ T7676] __kvmalloc_node_noprof+0x161/0x5f0
[ 600.054166][ T7676] ? sbitmap_init_node+0x2c9/0x630
[ 600.054191][ T7676] sbitmap_init_node+0x2c9/0x630
[ 600.054220][ T7676] sbitmap_queue_init_node+0x3e/0x4d0
[ 600.054246][ T7676] blk_mq_init_tags+0x110/0x280
[ 600.054276][ T7676] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 600.054311][ T7676] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 600.054339][ T7676] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 600.054361][ T7676] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.054382][ T7676] ? __raw_spin_lock_init+0x45/0x100
[ 600.054408][ T7676] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 600.054432][ T7676] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 600.054465][ T7676] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.054509][ T7676] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 600.054565][ T7676] ? __pfx___mutex_lock+0x10/0x10
[ 600.054595][ T7676] nbd_start_device+0x17f/0xb10
[ 600.054626][ T7676] nbd_ioctl+0x636/0xeb0
[ 600.054647][ T7676] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.054673][ T7676] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.054704][ T7676] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.054726][ T7676] blkdev_ioctl+0x5a8/0x6d0
[ 600.054748][ T7676] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.054765][ T7676] ? __fget_files+0x2a/0x420
[ 600.054785][ T7676] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.054806][ T7676] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.054829][ T7676] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.054848][ T7676] __se_sys_ioctl+0xfc/0x170
[ 600.054874][ T7676] do_syscall_64+0xfa/0x3b0
[ 600.054893][ T7676] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.054912][ T7676] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.054930][ T7676] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.054950][ T7676] ? exc_page_fault+0x9f/0xf0
[ 600.054970][ T7676] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.054988][ T7676] RIP: 0033:0x7f992654b569
[ 600.055004][ T7676] 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
[ 600.055019][ T7676] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 600.055039][ T7676] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 600.055053][ T7676] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 600.055064][ T7676] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 600.055077][ T7676] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 600.055089][ T7676] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 600.055117][ T7676]
[ 600.487390][ T7676] block nbd0: shutting down sockets
[ 600.591769][ T7678] FAULT_INJECTION: forcing a failure.
[ 600.591769][ T7678] name failslab, interval 1, probability 0, space 0, times 0
[ 600.604559][ T7678] CPU: 0 UID: 0 PID: 7678 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 600.604608][ T7678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 600.604624][ T7678] Call Trace:
[ 600.604635][ T7678]
[ 600.604646][ T7678] dump_stack_lvl+0x189/0x250
[ 600.604685][ T7678] ? __pfx____ratelimit+0x10/0x10
[ 600.604708][ T7678] ? __pfx_dump_stack_lvl+0x10/0x10
[ 600.604735][ T7678] ? __pfx__printk+0x10/0x10
[ 600.604773][ T7678] ? __pfx___might_resched+0x10/0x10
[ 600.604794][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.604826][ T7678] should_fail_ex+0x414/0x560
[ 600.604865][ T7678] should_failslab+0xa8/0x100
[ 600.604899][ T7678] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 600.604933][ T7678] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 600.604964][ T7678] sbitmap_queue_init_node+0x1dc/0x4d0
[ 600.604993][ T7678] blk_mq_init_tags+0x110/0x280
[ 600.605028][ T7678] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 600.605070][ T7678] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 600.605106][ T7678] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 600.605131][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.605156][ T7678] ? __raw_spin_lock_init+0x45/0x100
[ 600.605186][ T7678] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 600.605217][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.605257][ T7678] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 600.605307][ T7678] ? __pfx___mutex_lock+0x10/0x10
[ 600.605339][ T7678] nbd_start_device+0x17f/0xb10
[ 600.605375][ T7678] nbd_ioctl+0x636/0xeb0
[ 600.605400][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.605430][ T7678] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.605466][ T7678] ? __pfx_nbd_ioctl+0x10/0x10
[ 600.605491][ T7678] blkdev_ioctl+0x5a8/0x6d0
[ 600.605518][ T7678] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.605538][ T7678] ? __fget_files+0x2a/0x420
[ 600.605561][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.605590][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.605616][ T7678] ? __pfx_blkdev_ioctl+0x10/0x10
[ 600.605639][ T7678] __se_sys_ioctl+0xfc/0x170
[ 600.605670][ T7678] do_syscall_64+0xfa/0x3b0
[ 600.605694][ T7678] ? lockdep_hardirqs_on+0x9c/0x150
[ 600.605717][ T7678] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.605737][ T7678] ? srso_alias_return_thunk+0x5/0xfbef5
[ 600.605761][ T7678] ? exc_page_fault+0x9f/0xf0
[ 600.605785][ T7678] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 600.605807][ T7678] RIP: 0033:0x7f992654b569
[ 600.605826][ T7678] 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
[ 600.605845][ T7678] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 600.605869][ T7678] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 600.605885][ T7678] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 600.605899][ T7678] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 600.605914][ T7678] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 600.605928][ T7678] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 600.605960][ T7678]
[ 601.020089][ T7678] block nbd0: shutting down sockets
[ 601.171327][ T7681] FAULT_INJECTION: forcing a failure.
[ 601.171327][ T7681] name failslab, interval 1, probability 0, space 0, times 0
[ 601.184055][ T7681] CPU: 1 UID: 0 PID: 7681 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 601.184087][ T7681] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 601.184103][ T7681] Call Trace:
[ 601.184112][ T7681]
[ 601.184123][ T7681] dump_stack_lvl+0x189/0x250
[ 601.184156][ T7681] ? __pfx____ratelimit+0x10/0x10
[ 601.184177][ T7681] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.184199][ T7681] ? __pfx__printk+0x10/0x10
[ 601.184231][ T7681] ? __pfx___might_resched+0x10/0x10
[ 601.184248][ T7681] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.184275][ T7681] should_fail_ex+0x414/0x560
[ 601.184308][ T7681] should_failslab+0xa8/0x100
[ 601.184339][ T7681] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 601.184367][ T7681] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 601.184393][ T7681] sbitmap_queue_init_node+0x1dc/0x4d0
[ 601.184418][ T7681] blk_mq_init_tags+0x110/0x280
[ 601.184449][ T7681] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 601.184495][ T7681] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 601.184533][ T7681] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 601.184557][ T7681] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.184587][ T7681] ? __raw_spin_lock_init+0x45/0x100
[ 601.184613][ T7681] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 601.184637][ T7681] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 601.184667][ T7681] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.184698][ T7681] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 601.184741][ T7681] ? __pfx___mutex_lock+0x10/0x10
[ 601.184767][ T7681] nbd_start_device+0x17f/0xb10
[ 601.184797][ T7681] nbd_ioctl+0x636/0xeb0
[ 601.184818][ T7681] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.184844][ T7681] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.184874][ T7681] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.184896][ T7681] blkdev_ioctl+0x5a8/0x6d0
[ 601.184919][ T7681] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.184936][ T7681] ? __fget_files+0x2a/0x420
[ 601.184956][ T7681] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.184977][ T7681] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.184999][ T7681] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.185018][ T7681] __se_sys_ioctl+0xfc/0x170
[ 601.185044][ T7681] do_syscall_64+0xfa/0x3b0
[ 601.185064][ T7681] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.185083][ T7681] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.185100][ T7681] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.185121][ T7681] ? exc_page_fault+0x9f/0xf0
[ 601.185141][ T7681] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.185160][ T7681] RIP: 0033:0x7f992654b569
[ 601.185181][ T7681] 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
[ 601.185204][ T7681] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 601.185230][ T7681] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 601.185248][ T7681] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 601.185259][ T7681] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 601.185273][ T7681] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 601.185284][ T7681] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 601.185312][ T7681]
[ 601.521214][ T7681] block nbd0: shutting down sockets
[ 601.621915][ T7683] FAULT_INJECTION: forcing a failure.
[ 601.621915][ T7683] name failslab, interval 1, probability 0, space 0, times 0
[ 601.634624][ T7683] CPU: 0 UID: 0 PID: 7683 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 601.634648][ T7683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 601.634660][ T7683] Call Trace:
[ 601.634668][ T7683]
[ 601.634676][ T7683] dump_stack_lvl+0x189/0x250
[ 601.634704][ T7683] ? __pfx____ratelimit+0x10/0x10
[ 601.634723][ T7683] ? __pfx_dump_stack_lvl+0x10/0x10
[ 601.634746][ T7683] ? __pfx__printk+0x10/0x10
[ 601.634778][ T7683] ? __pfx___might_resched+0x10/0x10
[ 601.634795][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.634821][ T7683] should_fail_ex+0x414/0x560
[ 601.634855][ T7683] should_failslab+0xa8/0x100
[ 601.634884][ T7683] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 601.634912][ T7683] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 601.634938][ T7683] sbitmap_queue_init_node+0x1dc/0x4d0
[ 601.634964][ T7683] blk_mq_init_tags+0x110/0x280
[ 601.634995][ T7683] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 601.635030][ T7683] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 601.635057][ T7683] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 601.635078][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.635099][ T7683] ? __raw_spin_lock_init+0x45/0x100
[ 601.635126][ T7683] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 601.635152][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.635186][ T7683] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 601.635238][ T7683] ? __pfx___mutex_lock+0x10/0x10
[ 601.635265][ T7683] nbd_start_device+0x17f/0xb10
[ 601.635297][ T7683] nbd_ioctl+0x636/0xeb0
[ 601.635332][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.635368][ T7683] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.635403][ T7683] ? __pfx_nbd_ioctl+0x10/0x10
[ 601.635425][ T7683] blkdev_ioctl+0x5a8/0x6d0
[ 601.635448][ T7683] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.635465][ T7683] ? __fget_files+0x2a/0x420
[ 601.635486][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.635506][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.635529][ T7683] ? __pfx_blkdev_ioctl+0x10/0x10
[ 601.635548][ T7683] __se_sys_ioctl+0xfc/0x170
[ 601.635576][ T7683] do_syscall_64+0xfa/0x3b0
[ 601.635597][ T7683] ? lockdep_hardirqs_on+0x9c/0x150
[ 601.635616][ T7683] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.635634][ T7683] ? srso_alias_return_thunk+0x5/0xfbef5
[ 601.635655][ T7683] ? exc_page_fault+0x9f/0xf0
[ 601.635675][ T7683] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 601.635694][ T7683] RIP: 0033:0x7f992654b569
[ 601.635711][ T7683] 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
[ 601.635727][ T7683] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 601.635748][ T7683] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 601.635762][ T7683] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 601.635774][ T7683] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 601.635787][ T7683] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 601.635799][ T7683] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 601.635827][ T7683]
[ 601.991108][ T7683] block nbd0: shutting down sockets
[ 602.091732][ T7685] FAULT_INJECTION: forcing a failure.
[ 602.091732][ T7685] name failslab, interval 1, probability 0, space 0, times 0
[ 602.104418][ T7685] CPU: 1 UID: 0 PID: 7685 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 602.104441][ T7685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 602.104454][ T7685] Call Trace:
[ 602.104461][ T7685]
[ 602.104469][ T7685] dump_stack_lvl+0x189/0x250
[ 602.104497][ T7685] ? __pfx____ratelimit+0x10/0x10
[ 602.104516][ T7685] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.104539][ T7685] ? __pfx__printk+0x10/0x10
[ 602.104577][ T7685] ? __pfx___might_resched+0x10/0x10
[ 602.104594][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.104621][ T7685] should_fail_ex+0x414/0x560
[ 602.104654][ T7685] should_failslab+0xa8/0x100
[ 602.104682][ T7685] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 602.104710][ T7685] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 602.104736][ T7685] sbitmap_queue_init_node+0x1dc/0x4d0
[ 602.104761][ T7685] blk_mq_init_tags+0x110/0x280
[ 602.104791][ T7685] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 602.104826][ T7685] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 602.104854][ T7685] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 602.104875][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.104895][ T7685] ? __raw_spin_lock_init+0x45/0x100
[ 602.104921][ T7685] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 602.104947][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.104981][ T7685] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 602.105024][ T7685] ? __pfx___mutex_lock+0x10/0x10
[ 602.105050][ T7685] nbd_start_device+0x17f/0xb10
[ 602.105080][ T7685] nbd_ioctl+0x636/0xeb0
[ 602.105101][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.105127][ T7685] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.105157][ T7685] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.105179][ T7685] blkdev_ioctl+0x5a8/0x6d0
[ 602.105205][ T7685] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.105230][ T7685] ? __fget_files+0x2a/0x420
[ 602.105257][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.105285][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.105308][ T7685] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.105328][ T7685] __se_sys_ioctl+0xfc/0x170
[ 602.105355][ T7685] do_syscall_64+0xfa/0x3b0
[ 602.105375][ T7685] ? lockdep_hardirqs_on+0x9c/0x150
[ 602.105394][ T7685] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.105411][ T7685] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.105432][ T7685] ? exc_page_fault+0x9f/0xf0
[ 602.105452][ T7685] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.105470][ T7685] RIP: 0033:0x7f992654b569
[ 602.105486][ T7685] 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
[ 602.105502][ T7685] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 602.105522][ T7685] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 602.105536][ T7685] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 602.105548][ T7685] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 602.105561][ T7685] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 602.105580][ T7685] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 602.105608][ T7685]
[ 602.460951][ T7685] block nbd0: shutting down sockets
[ 602.541671][ T7687] FAULT_INJECTION: forcing a failure.
[ 602.541671][ T7687] name failslab, interval 1, probability 0, space 0, times 0
[ 602.554366][ T7687] CPU: 0 UID: 0 PID: 7687 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 602.554392][ T7687] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 602.554404][ T7687] Call Trace:
[ 602.554413][ T7687]
[ 602.554421][ T7687] dump_stack_lvl+0x189/0x250
[ 602.554449][ T7687] ? __pfx____ratelimit+0x10/0x10
[ 602.554469][ T7687] ? __pfx_dump_stack_lvl+0x10/0x10
[ 602.554496][ T7687] ? __pfx__printk+0x10/0x10
[ 602.554540][ T7687] ? __pfx___might_resched+0x10/0x10
[ 602.554564][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.554595][ T7687] should_fail_ex+0x414/0x560
[ 602.554629][ T7687] should_failslab+0xa8/0x100
[ 602.554658][ T7687] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 602.554686][ T7687] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 602.554712][ T7687] sbitmap_queue_init_node+0x1dc/0x4d0
[ 602.554738][ T7687] blk_mq_init_tags+0x110/0x280
[ 602.554768][ T7687] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 602.554803][ T7687] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 602.554831][ T7687] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 602.554852][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.554873][ T7687] ? __raw_spin_lock_init+0x45/0x100
[ 602.554899][ T7687] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 602.554925][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.554959][ T7687] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 602.555002][ T7687] ? __pfx___mutex_lock+0x10/0x10
[ 602.555028][ T7687] nbd_start_device+0x17f/0xb10
[ 602.555059][ T7687] nbd_ioctl+0x636/0xeb0
[ 602.555079][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.555105][ T7687] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.555136][ T7687] ? __pfx_nbd_ioctl+0x10/0x10
[ 602.555158][ T7687] blkdev_ioctl+0x5a8/0x6d0
[ 602.555180][ T7687] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.555198][ T7687] ? __fget_files+0x2a/0x420
[ 602.555217][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.555238][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.555260][ T7687] ? __pfx_blkdev_ioctl+0x10/0x10
[ 602.555279][ T7687] __se_sys_ioctl+0xfc/0x170
[ 602.555305][ T7687] do_syscall_64+0xfa/0x3b0
[ 602.555330][ T7687] ? lockdep_hardirqs_on+0x9c/0x150
[ 602.555349][ T7687] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.555366][ T7687] ? srso_alias_return_thunk+0x5/0xfbef5
[ 602.555387][ T7687] ? exc_page_fault+0x9f/0xf0
[ 602.555407][ T7687] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 602.555425][ T7687] RIP: 0033:0x7f992654b569
[ 602.555442][ T7687] 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
[ 602.555458][ T7687] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 602.555478][ T7687] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 602.555492][ T7687] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 602.555503][ T7687] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 602.555516][ T7687] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 602.555528][ T7687] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 602.555556][ T7687]
[ 602.890939][ T7687] block nbd0: shutting down sockets
[ 603.011048][ T7690] FAULT_INJECTION: forcing a failure.
[ 603.011048][ T7690] name failslab, interval 1, probability 0, space 0, times 0
[ 603.023769][ T7690] CPU: 0 UID: 0 PID: 7690 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 603.023800][ T7690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.023819][ T7690] Call Trace:
[ 603.023830][ T7690]
[ 603.023839][ T7690] dump_stack_lvl+0x189/0x250
[ 603.023867][ T7690] ? __pfx____ratelimit+0x10/0x10
[ 603.023887][ T7690] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.023910][ T7690] ? __pfx__printk+0x10/0x10
[ 603.023941][ T7690] ? __pfx___might_resched+0x10/0x10
[ 603.023959][ T7690] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.023985][ T7690] should_fail_ex+0x414/0x560
[ 603.024018][ T7690] should_failslab+0xa8/0x100
[ 603.024048][ T7690] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 603.024076][ T7690] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 603.024102][ T7690] sbitmap_queue_init_node+0x1dc/0x4d0
[ 603.024127][ T7690] blk_mq_init_tags+0x110/0x280
[ 603.024157][ T7690] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 603.024192][ T7690] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 603.024219][ T7690] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 603.024241][ T7690] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.024261][ T7690] ? __raw_spin_lock_init+0x45/0x100
[ 603.024287][ T7690] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 603.024311][ T7690] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 603.024342][ T7690] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.024373][ T7690] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 603.024415][ T7690] ? __pfx___mutex_lock+0x10/0x10
[ 603.024441][ T7690] nbd_start_device+0x17f/0xb10
[ 603.024472][ T7690] nbd_ioctl+0x636/0xeb0
[ 603.024492][ T7690] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.024518][ T7690] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.024549][ T7690] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.024571][ T7690] blkdev_ioctl+0x5a8/0x6d0
[ 603.024598][ T7690] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.024616][ T7690] ? __fget_files+0x2a/0x420
[ 603.024636][ T7690] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.024656][ T7690] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.024678][ T7690] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.024698][ T7690] __se_sys_ioctl+0xfc/0x170
[ 603.024724][ T7690] do_syscall_64+0xfa/0x3b0
[ 603.024743][ T7690] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.024762][ T7690] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.024779][ T7690] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.024800][ T7690] ? exc_page_fault+0x9f/0xf0
[ 603.024824][ T7690] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.024851][ T7690] RIP: 0033:0x7f992654b569
[ 603.024873][ T7690] 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
[ 603.024895][ T7690] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 603.024918][ T7690] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 603.024932][ T7690] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 603.024944][ T7690] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 603.024956][ T7690] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 603.024968][ T7690] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 603.024996][ T7690]
[ 603.361767][ T7690] block nbd0: shutting down sockets
[ 603.452116][ T7692] FAULT_INJECTION: forcing a failure.
[ 603.452116][ T7692] name failslab, interval 1, probability 0, space 0, times 0
[ 603.464943][ T7692] CPU: 1 UID: 0 PID: 7692 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 603.464971][ T7692] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.464983][ T7692] Call Trace:
[ 603.464994][ T7692]
[ 603.465002][ T7692] dump_stack_lvl+0x189/0x250
[ 603.465030][ T7692] ? __pfx____ratelimit+0x10/0x10
[ 603.465050][ T7692] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.465073][ T7692] ? __pfx__printk+0x10/0x10
[ 603.465104][ T7692] ? __pfx___might_resched+0x10/0x10
[ 603.465121][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465148][ T7692] should_fail_ex+0x414/0x560
[ 603.465181][ T7692] should_failslab+0xa8/0x100
[ 603.465210][ T7692] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 603.465237][ T7692] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 603.465263][ T7692] sbitmap_queue_init_node+0x1dc/0x4d0
[ 603.465288][ T7692] blk_mq_init_tags+0x110/0x280
[ 603.465318][ T7692] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 603.465353][ T7692] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 603.465381][ T7692] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 603.465402][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465423][ T7692] ? __raw_spin_lock_init+0x45/0x100
[ 603.465449][ T7692] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 603.465475][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465509][ T7692] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 603.465551][ T7692] ? __pfx___mutex_lock+0x10/0x10
[ 603.465586][ T7692] nbd_start_device+0x17f/0xb10
[ 603.465617][ T7692] nbd_ioctl+0x636/0xeb0
[ 603.465637][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465663][ T7692] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.465694][ T7692] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.465716][ T7692] blkdev_ioctl+0x5a8/0x6d0
[ 603.465738][ T7692] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.465756][ T7692] ? __fget_files+0x2a/0x420
[ 603.465775][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465796][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465818][ T7692] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.465838][ T7692] __se_sys_ioctl+0xfc/0x170
[ 603.465864][ T7692] do_syscall_64+0xfa/0x3b0
[ 603.465884][ T7692] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.465903][ T7692] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.465920][ T7692] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.465941][ T7692] ? exc_page_fault+0x9f/0xf0
[ 603.465961][ T7692] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.465980][ T7692] RIP: 0033:0x7f992654b569
[ 603.465996][ T7692] 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
[ 603.466012][ T7692] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 603.466032][ T7692] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 603.466046][ T7692] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 603.466057][ T7692] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 603.466070][ T7692] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 603.466082][ T7692] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 603.466110][ T7692]
[ 603.810934][ T7692] block nbd0: shutting down sockets
[ 603.911748][ T7694] FAULT_INJECTION: forcing a failure.
[ 603.911748][ T7694] name failslab, interval 1, probability 0, space 0, times 0
[ 603.924437][ T7694] CPU: 0 UID: 0 PID: 7694 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 603.924460][ T7694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 603.924472][ T7694] Call Trace:
[ 603.924480][ T7694]
[ 603.924488][ T7694] dump_stack_lvl+0x189/0x250
[ 603.924515][ T7694] ? __pfx____ratelimit+0x10/0x10
[ 603.924536][ T7694] ? __pfx_dump_stack_lvl+0x10/0x10
[ 603.924558][ T7694] ? __pfx__printk+0x10/0x10
[ 603.924596][ T7694] ? __pfx___might_resched+0x10/0x10
[ 603.924619][ T7694] should_fail_ex+0x414/0x560
[ 603.924650][ T7694] ? sbitmap_init_node+0x2c9/0x630
[ 603.924669][ T7694] should_failslab+0xa8/0x100
[ 603.924698][ T7694] __kvmalloc_node_noprof+0x161/0x5f0
[ 603.924727][ T7694] ? sbitmap_init_node+0x2c9/0x630
[ 603.924762][ T7694] sbitmap_init_node+0x2c9/0x630
[ 603.924802][ T7694] sbitmap_queue_init_node+0x3e/0x4d0
[ 603.924829][ T7694] blk_mq_init_tags+0x110/0x280
[ 603.924859][ T7694] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 603.924894][ T7694] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 603.924921][ T7694] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 603.924943][ T7694] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.924964][ T7694] ? __raw_spin_lock_init+0x45/0x100
[ 603.924990][ T7694] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 603.925016][ T7694] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.925049][ T7694] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 603.925092][ T7694] ? __pfx___mutex_lock+0x10/0x10
[ 603.925118][ T7694] nbd_start_device+0x17f/0xb10
[ 603.925149][ T7694] nbd_ioctl+0x636/0xeb0
[ 603.925169][ T7694] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.925195][ T7694] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.925228][ T7694] ? __pfx_nbd_ioctl+0x10/0x10
[ 603.925250][ T7694] blkdev_ioctl+0x5a8/0x6d0
[ 603.925273][ T7694] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.925290][ T7694] ? __fget_files+0x2a/0x420
[ 603.925310][ T7694] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.925332][ T7694] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.925354][ T7694] ? __pfx_blkdev_ioctl+0x10/0x10
[ 603.925374][ T7694] __se_sys_ioctl+0xfc/0x170
[ 603.925399][ T7694] do_syscall_64+0xfa/0x3b0
[ 603.925419][ T7694] ? lockdep_hardirqs_on+0x9c/0x150
[ 603.925437][ T7694] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.925455][ T7694] ? srso_alias_return_thunk+0x5/0xfbef5
[ 603.925476][ T7694] ? exc_page_fault+0x9f/0xf0
[ 603.925496][ T7694] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 603.925514][ T7694] RIP: 0033:0x7f992654b569
[ 603.925530][ T7694] 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
[ 603.925546][ T7694] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 603.925566][ T7694] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 603.925584][ T7694] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 603.925596][ T7694] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 603.925609][ T7694] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 603.925621][ T7694] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 603.925649][ T7694]
[ 604.322709][ T7694] block nbd0: shutting down sockets
[ 604.430871][ T7697] block nbd0: Device being setup by another task
[ 604.438142][ T7696] FAULT_INJECTION: forcing a failure.
[ 604.438142][ T7696] name failslab, interval 1, probability 0, space 0, times 0
[ 604.450849][ T7696] CPU: 0 UID: 0 PID: 7696 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 604.450880][ T7696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 604.450897][ T7696] Call Trace:
[ 604.450906][ T7696]
[ 604.450917][ T7696] dump_stack_lvl+0x189/0x250
[ 604.450953][ T7696] ? __pfx____ratelimit+0x10/0x10
[ 604.450979][ T7696] ? __pfx_dump_stack_lvl+0x10/0x10
[ 604.451009][ T7696] ? __pfx__printk+0x10/0x10
[ 604.451052][ T7696] ? __pfx___might_resched+0x10/0x10
[ 604.451076][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451113][ T7696] should_fail_ex+0x414/0x560
[ 604.451156][ T7696] should_failslab+0xa8/0x100
[ 604.451196][ T7696] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 604.451230][ T7696] ? __d_alloc+0x36/0x7a0
[ 604.451262][ T7696] __d_alloc+0x36/0x7a0
[ 604.451294][ T7696] d_alloc_parallel+0xe5/0x15e0
[ 604.451322][ T7696] ? inode_init_always_gfp+0x9ed/0xdc0
[ 604.451356][ T7696] ? alloc_inode+0x82/0x1b0
[ 604.451395][ T7696] ? __lock_acquire+0xab9/0xd20
[ 604.451439][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451468][ T7696] ? __lock_acquire+0xab9/0xd20
[ 604.451512][ T7696] ? __pfx_d_alloc_parallel+0x10/0x10
[ 604.451546][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451574][ T7696] ? __raw_spin_lock_init+0x45/0x100
[ 604.451614][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451642][ T7696] ? __init_waitqueue_head+0xa9/0x150
[ 604.451679][ T7696] __lookup_slow+0x116/0x3d0
[ 604.451711][ T7696] ? __pfx___lookup_slow+0x10/0x10
[ 604.451750][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451778][ T7696] ? d_lookup+0x8a/0xa0
[ 604.451806][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451834][ T7696] ? lookup_noperm+0x112/0x220
[ 604.451867][ T7696] simple_start_creating+0xfd/0x1e0
[ 604.451892][ T7696] ? __pfx_simple_start_creating+0x10/0x10
[ 604.451914][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451943][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.451968][ T7696] ? mntput+0x65/0xc0
[ 604.451999][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.452031][ T7696] start_creating+0x10f/0x180
[ 604.452072][ T7696] __debugfs_create_file+0x79/0x4f0
[ 604.452117][ T7696] debugfs_create_file_unsafe+0x3a/0x50
[ 604.452160][ T7696] nbd_start_device+0x3b6/0xb10
[ 604.452202][ T7696] nbd_ioctl+0x636/0xeb0
[ 604.452230][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.452265][ T7696] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.452307][ T7696] ? __pfx_nbd_ioctl+0x10/0x10
[ 604.452337][ T7696] blkdev_ioctl+0x5a8/0x6d0
[ 604.452369][ T7696] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.452393][ T7696] ? __fget_files+0x2a/0x420
[ 604.452418][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.452446][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.452475][ T7696] ? __pfx_blkdev_ioctl+0x10/0x10
[ 604.452500][ T7696] __se_sys_ioctl+0xfc/0x170
[ 604.452533][ T7696] do_syscall_64+0xfa/0x3b0
[ 604.452560][ T7696] ? lockdep_hardirqs_on+0x9c/0x150
[ 604.452592][ T7696] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.452616][ T7696] ? srso_alias_return_thunk+0x5/0xfbef5
[ 604.452644][ T7696] ? exc_page_fault+0x9f/0xf0
[ 604.452672][ T7696] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 604.452696][ T7696] RIP: 0033:0x7f992654b569
[ 604.452717][ T7696] 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
[ 604.452739][ T7696] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 604.452766][ T7696] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 604.452785][ T7696] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 604.452801][ T7696] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 604.452819][ T7696] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 604.452836][ T7696] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 604.452874][ T7696]
[ 604.896653][ T7696] block nbd0: shutting down sockets
[ 605.011825][ T7699] FAULT_INJECTION: forcing a failure.
[ 605.011825][ T7699] name failslab, interval 1, probability 0, space 0, times 0
[ 605.024505][ T7699] CPU: 1 UID: 0 PID: 7699 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 605.024529][ T7699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 605.024541][ T7699] Call Trace:
[ 605.024548][ T7699]
[ 605.024556][ T7699] dump_stack_lvl+0x189/0x250
[ 605.024589][ T7699] ? __pfx____ratelimit+0x10/0x10
[ 605.024610][ T7699] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.024632][ T7699] ? __pfx__printk+0x10/0x10
[ 605.024663][ T7699] ? __pfx___might_resched+0x10/0x10
[ 605.024686][ T7699] should_fail_ex+0x414/0x560
[ 605.024717][ T7699] ? sbitmap_init_node+0x2c9/0x630
[ 605.024736][ T7699] should_failslab+0xa8/0x100
[ 605.024764][ T7699] __kvmalloc_node_noprof+0x161/0x5f0
[ 605.024792][ T7699] ? sbitmap_init_node+0x2c9/0x630
[ 605.024819][ T7699] sbitmap_init_node+0x2c9/0x630
[ 605.024849][ T7699] sbitmap_queue_init_node+0x3e/0x4d0
[ 605.024875][ T7699] blk_mq_init_tags+0x110/0x280
[ 605.024905][ T7699] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 605.024940][ T7699] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 605.024968][ T7699] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 605.024989][ T7699] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.025010][ T7699] ? __raw_spin_lock_init+0x45/0x100
[ 605.025036][ T7699] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 605.025061][ T7699] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.025096][ T7699] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 605.025138][ T7699] ? __pfx___mutex_lock+0x10/0x10
[ 605.025165][ T7699] nbd_start_device+0x17f/0xb10
[ 605.025195][ T7699] nbd_ioctl+0x636/0xeb0
[ 605.025215][ T7699] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.025241][ T7699] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.025272][ T7699] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.025294][ T7699] blkdev_ioctl+0x5a8/0x6d0
[ 605.025316][ T7699] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.025335][ T7699] ? __fget_files+0x2a/0x420
[ 605.025358][ T7699] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.025387][ T7699] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.025418][ T7699] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.025442][ T7699] __se_sys_ioctl+0xfc/0x170
[ 605.025468][ T7699] do_syscall_64+0xfa/0x3b0
[ 605.025489][ T7699] ? lockdep_hardirqs_on+0x9c/0x150
[ 605.025507][ T7699] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.025525][ T7699] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.025546][ T7699] ? exc_page_fault+0x9f/0xf0
[ 605.025566][ T7699] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.025588][ T7699] RIP: 0033:0x7f992654b569
[ 605.025604][ T7699] 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
[ 605.025620][ T7699] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 605.025640][ T7699] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 605.025654][ T7699] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 605.025666][ T7699] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 605.025678][ T7699] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 605.025690][ T7699] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 605.025718][ T7699]
[ 605.360947][ T7699] block nbd0: shutting down sockets
[ 605.461746][ T7702] FAULT_INJECTION: forcing a failure.
[ 605.461746][ T7702] name failslab, interval 1, probability 0, space 0, times 0
[ 605.474415][ T7702] CPU: 0 UID: 0 PID: 7702 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 605.474444][ T7702] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 605.474456][ T7702] Call Trace:
[ 605.474465][ T7702]
[ 605.474473][ T7702] dump_stack_lvl+0x189/0x250
[ 605.474503][ T7702] ? __pfx____ratelimit+0x10/0x10
[ 605.474523][ T7702] ? __pfx_dump_stack_lvl+0x10/0x10
[ 605.474545][ T7702] ? __pfx__printk+0x10/0x10
[ 605.474577][ T7702] ? __pfx___might_resched+0x10/0x10
[ 605.474598][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.474626][ T7702] should_fail_ex+0x414/0x560
[ 605.474660][ T7702] should_failslab+0xa8/0x100
[ 605.474692][ T7702] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 605.474722][ T7702] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 605.474748][ T7702] sbitmap_queue_init_node+0x1dc/0x4d0
[ 605.474773][ T7702] blk_mq_init_tags+0x110/0x280
[ 605.474804][ T7702] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 605.474850][ T7702] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 605.474889][ T7702] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 605.474913][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.474934][ T7702] ? __raw_spin_lock_init+0x45/0x100
[ 605.474961][ T7702] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 605.474986][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.475020][ T7702] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 605.475063][ T7702] ? __pfx___mutex_lock+0x10/0x10
[ 605.475089][ T7702] nbd_start_device+0x17f/0xb10
[ 605.475121][ T7702] nbd_ioctl+0x636/0xeb0
[ 605.475141][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.475169][ T7702] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.475200][ T7702] ? __pfx_nbd_ioctl+0x10/0x10
[ 605.475222][ T7702] blkdev_ioctl+0x5a8/0x6d0
[ 605.475244][ T7702] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.475261][ T7702] ? __fget_files+0x2a/0x420
[ 605.475281][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.475302][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.475328][ T7702] ? __pfx_blkdev_ioctl+0x10/0x10
[ 605.475349][ T7702] __se_sys_ioctl+0xfc/0x170
[ 605.475375][ T7702] do_syscall_64+0xfa/0x3b0
[ 605.475395][ T7702] ? lockdep_hardirqs_on+0x9c/0x150
[ 605.475414][ T7702] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.475432][ T7702] ? srso_alias_return_thunk+0x5/0xfbef5
[ 605.475452][ T7702] ? exc_page_fault+0x9f/0xf0
[ 605.475472][ T7702] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 605.475491][ T7702] RIP: 0033:0x7f992654b569
[ 605.475507][ T7702] 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
[ 605.475523][ T7702] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 605.475542][ T7702] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 605.475556][ T7702] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 605.475568][ T7702] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 605.475581][ T7702] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 605.475593][ T7702] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 605.475624][ T7702]
[ 605.810942][ T7702] block nbd0: shutting down sockets
[ 605.870816][ T7704] block nbd0: Device being setup by another task
[ 605.930753][ T7705] block nbd0: Device being setup by another task
[ 606.031844][ T7707] FAULT_INJECTION: forcing a failure.
[ 606.031844][ T7707] name failslab, interval 1, probability 0, space 0, times 0
[ 606.044624][ T7707] CPU: 1 UID: 0 PID: 7707 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 606.044655][ T7707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 606.044667][ T7707] Call Trace:
[ 606.044676][ T7707]
[ 606.044684][ T7707] dump_stack_lvl+0x189/0x250
[ 606.044712][ T7707] ? __pfx____ratelimit+0x10/0x10
[ 606.044731][ T7707] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.044754][ T7707] ? __pfx__printk+0x10/0x10
[ 606.044785][ T7707] ? __pfx___might_resched+0x10/0x10
[ 606.044801][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.044829][ T7707] should_fail_ex+0x414/0x560
[ 606.044861][ T7707] should_failslab+0xa8/0x100
[ 606.044890][ T7707] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 606.044918][ T7707] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 606.044945][ T7707] sbitmap_queue_init_node+0x1dc/0x4d0
[ 606.044973][ T7707] blk_mq_init_tags+0x110/0x280
[ 606.045003][ T7707] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 606.045038][ T7707] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 606.045065][ T7707] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 606.045087][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.045108][ T7707] ? __raw_spin_lock_init+0x45/0x100
[ 606.045134][ T7707] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 606.045160][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.045194][ T7707] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 606.045237][ T7707] ? __pfx___mutex_lock+0x10/0x10
[ 606.045263][ T7707] nbd_start_device+0x17f/0xb10
[ 606.045293][ T7707] nbd_ioctl+0x636/0xeb0
[ 606.045313][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.045339][ T7707] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.045370][ T7707] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.045392][ T7707] blkdev_ioctl+0x5a8/0x6d0
[ 606.045414][ T7707] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.045432][ T7707] ? __fget_files+0x2a/0x420
[ 606.045451][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.045472][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.045494][ T7707] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.045514][ T7707] __se_sys_ioctl+0xfc/0x170
[ 606.045540][ T7707] do_syscall_64+0xfa/0x3b0
[ 606.045559][ T7707] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.045578][ T7707] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.045602][ T7707] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.045622][ T7707] ? exc_page_fault+0x9f/0xf0
[ 606.045642][ T7707] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.045661][ T7707] RIP: 0033:0x7f992654b569
[ 606.045677][ T7707] 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
[ 606.045693][ T7707] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 606.045713][ T7707] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 606.045727][ T7707] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 606.045738][ T7707] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 606.045751][ T7707] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 606.045762][ T7707] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 606.045791][ T7707]
[ 606.467114][ T7707] block nbd0: shutting down sockets
[ 606.560718][ T7710] block nbd0: Device being setup by another task
[ 606.567874][ T7709] FAULT_INJECTION: forcing a failure.
[ 606.567874][ T7709] name failslab, interval 1, probability 0, space 0, times 0
[ 606.580610][ T7709] CPU: 0 UID: 0 PID: 7709 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 606.580641][ T7709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 606.580658][ T7709] Call Trace:
[ 606.580669][ T7709]
[ 606.580679][ T7709] dump_stack_lvl+0x189/0x250
[ 606.580714][ T7709] ? __pfx____ratelimit+0x10/0x10
[ 606.580741][ T7709] ? __pfx_dump_stack_lvl+0x10/0x10
[ 606.580774][ T7709] ? __pfx__printk+0x10/0x10
[ 606.580819][ T7709] ? __pfx___might_resched+0x10/0x10
[ 606.580843][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.580881][ T7709] should_fail_ex+0x414/0x560
[ 606.580927][ T7709] should_failslab+0xa8/0x100
[ 606.580969][ T7709] kmem_cache_alloc_lru_noprof+0x78/0x3d0
[ 606.581006][ T7709] ? __d_alloc+0x36/0x7a0
[ 606.581041][ T7709] __d_alloc+0x36/0x7a0
[ 606.581076][ T7709] d_alloc_parallel+0xe5/0x15e0
[ 606.581105][ T7709] ? inode_init_always_gfp+0x9ed/0xdc0
[ 606.581142][ T7709] ? alloc_inode+0x82/0x1b0
[ 606.581183][ T7709] ? __lock_acquire+0xab9/0xd20
[ 606.581227][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581255][ T7709] ? __lock_acquire+0xab9/0xd20
[ 606.581299][ T7709] ? __pfx_d_alloc_parallel+0x10/0x10
[ 606.581333][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581362][ T7709] ? __raw_spin_lock_init+0x45/0x100
[ 606.581395][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581422][ T7709] ? __init_waitqueue_head+0xa9/0x150
[ 606.581459][ T7709] __lookup_slow+0x116/0x3d0
[ 606.581490][ T7709] ? __pfx___lookup_slow+0x10/0x10
[ 606.581529][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581557][ T7709] ? d_lookup+0x8a/0xa0
[ 606.581585][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581620][ T7709] ? lookup_noperm+0x112/0x220
[ 606.581653][ T7709] simple_start_creating+0xfd/0x1e0
[ 606.581678][ T7709] ? __pfx_simple_start_creating+0x10/0x10
[ 606.581700][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581730][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581758][ T7709] ? mntput+0x65/0xc0
[ 606.581789][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.581823][ T7709] start_creating+0x10f/0x180
[ 606.581865][ T7709] __debugfs_create_file+0x79/0x4f0
[ 606.581910][ T7709] debugfs_create_file_unsafe+0x3a/0x50
[ 606.581952][ T7709] nbd_start_device+0x3b6/0xb10
[ 606.581994][ T7709] nbd_ioctl+0x636/0xeb0
[ 606.582021][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.582056][ T7709] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.582099][ T7709] ? __pfx_nbd_ioctl+0x10/0x10
[ 606.582128][ T7709] blkdev_ioctl+0x5a8/0x6d0
[ 606.582159][ T7709] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.582182][ T7709] ? __fget_files+0x2a/0x420
[ 606.582208][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.582235][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.582266][ T7709] ? __pfx_blkdev_ioctl+0x10/0x10
[ 606.582293][ T7709] __se_sys_ioctl+0xfc/0x170
[ 606.582328][ T7709] do_syscall_64+0xfa/0x3b0
[ 606.582355][ T7709] ? lockdep_hardirqs_on+0x9c/0x150
[ 606.582380][ T7709] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.582404][ T7709] ? srso_alias_return_thunk+0x5/0xfbef5
[ 606.582432][ T7709] ? exc_page_fault+0x9f/0xf0
[ 606.582459][ T7709] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 606.582483][ T7709] RIP: 0033:0x7f992654b569
[ 606.582503][ T7709] 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
[ 606.582525][ T7709] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 606.582550][ T7709] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 606.582569][ T7709] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 606.582585][ T7709] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 606.582611][ T7709] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 606.582628][ T7709] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 606.582667][ T7709]
[ 607.074254][ T7709] block nbd0: shutting down sockets
[ 607.191302][ T7713] FAULT_INJECTION: forcing a failure.
[ 607.191302][ T7713] name failslab, interval 1, probability 0, space 0, times 0
[ 607.204256][ T7713] CPU: 1 UID: 0 PID: 7713 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 607.204289][ T7713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.204306][ T7713] Call Trace:
[ 607.204316][ T7713]
[ 607.204327][ T7713] dump_stack_lvl+0x189/0x250
[ 607.204364][ T7713] ? __pfx____ratelimit+0x10/0x10
[ 607.204386][ T7713] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.204409][ T7713] ? __pfx__printk+0x10/0x10
[ 607.204441][ T7713] ? __pfx___might_resched+0x10/0x10
[ 607.204458][ T7713] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.204485][ T7713] should_fail_ex+0x414/0x560
[ 607.204518][ T7713] should_failslab+0xa8/0x100
[ 607.204551][ T7713] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 607.204578][ T7713] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 607.204612][ T7713] sbitmap_queue_init_node+0x1dc/0x4d0
[ 607.204637][ T7713] blk_mq_init_tags+0x110/0x280
[ 607.204667][ T7713] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 607.204702][ T7713] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 607.204729][ T7713] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 607.204750][ T7713] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.204771][ T7713] ? __raw_spin_lock_init+0x45/0x100
[ 607.204797][ T7713] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 607.204820][ T7713] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 607.204850][ T7713] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.204881][ T7713] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 607.204923][ T7713] ? __pfx___mutex_lock+0x10/0x10
[ 607.204949][ T7713] nbd_start_device+0x17f/0xb10
[ 607.204980][ T7713] nbd_ioctl+0x636/0xeb0
[ 607.205000][ T7713] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.205026][ T7713] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.205057][ T7713] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.205079][ T7713] blkdev_ioctl+0x5a8/0x6d0
[ 607.205101][ T7713] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.205119][ T7713] ? __fget_files+0x2a/0x420
[ 607.205139][ T7713] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.205159][ T7713] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.205182][ T7713] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.205201][ T7713] __se_sys_ioctl+0xfc/0x170
[ 607.205227][ T7713] do_syscall_64+0xfa/0x3b0
[ 607.205246][ T7713] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.205265][ T7713] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.205282][ T7713] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.205303][ T7713] ? exc_page_fault+0x9f/0xf0
[ 607.205323][ T7713] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.205341][ T7713] RIP: 0033:0x7f992654b569
[ 607.205358][ T7713] 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
[ 607.205374][ T7713] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 607.205393][ T7713] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 607.205407][ T7713] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 607.205419][ T7713] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 607.205432][ T7713] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 607.205444][ T7713] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 607.205471][ T7713]
[ 607.632761][ T7713] block nbd0: shutting down sockets
[ 607.731863][ T7715] FAULT_INJECTION: forcing a failure.
[ 607.731863][ T7715] name failslab, interval 1, probability 0, space 0, times 0
[ 607.744596][ T7715] CPU: 0 UID: 0 PID: 7715 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 607.744621][ T7715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 607.744633][ T7715] Call Trace:
[ 607.744641][ T7715]
[ 607.744649][ T7715] dump_stack_lvl+0x189/0x250
[ 607.744677][ T7715] ? __pfx____ratelimit+0x10/0x10
[ 607.744698][ T7715] ? __pfx_dump_stack_lvl+0x10/0x10
[ 607.744720][ T7715] ? __pfx__printk+0x10/0x10
[ 607.744752][ T7715] ? __pfx___might_resched+0x10/0x10
[ 607.744769][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.744796][ T7715] should_fail_ex+0x414/0x560
[ 607.744829][ T7715] should_failslab+0xa8/0x100
[ 607.744858][ T7715] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 607.744885][ T7715] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 607.744912][ T7715] sbitmap_queue_init_node+0x1dc/0x4d0
[ 607.744937][ T7715] blk_mq_init_tags+0x110/0x280
[ 607.744967][ T7715] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 607.745002][ T7715] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 607.745029][ T7715] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 607.745051][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.745071][ T7715] ? __raw_spin_lock_init+0x45/0x100
[ 607.745103][ T7715] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 607.745139][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.745182][ T7715] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 607.745225][ T7715] ? __pfx___mutex_lock+0x10/0x10
[ 607.745251][ T7715] nbd_start_device+0x17f/0xb10
[ 607.745283][ T7715] nbd_ioctl+0x636/0xeb0
[ 607.745303][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.745329][ T7715] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.745375][ T7715] ? __pfx_nbd_ioctl+0x10/0x10
[ 607.745397][ T7715] blkdev_ioctl+0x5a8/0x6d0
[ 607.745419][ T7715] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.745437][ T7715] ? __fget_files+0x2a/0x420
[ 607.745456][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.745477][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.745499][ T7715] ? __pfx_blkdev_ioctl+0x10/0x10
[ 607.745519][ T7715] __se_sys_ioctl+0xfc/0x170
[ 607.745545][ T7715] do_syscall_64+0xfa/0x3b0
[ 607.745564][ T7715] ? lockdep_hardirqs_on+0x9c/0x150
[ 607.745584][ T7715] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.745602][ T7715] ? srso_alias_return_thunk+0x5/0xfbef5
[ 607.745623][ T7715] ? exc_page_fault+0x9f/0xf0
[ 607.745643][ T7715] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 607.745661][ T7715] RIP: 0033:0x7f992654b569
[ 607.745677][ T7715] 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
[ 607.745693][ T7715] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 607.745712][ T7715] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 607.745726][ T7715] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 607.745738][ T7715] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 607.745751][ T7715] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 607.745763][ T7715] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 607.745790][ T7715]
[ 608.166828][ T7715] block nbd0: shutting down sockets
[ 608.291140][ T7718] FAULT_INJECTION: forcing a failure.
[ 608.291140][ T7718] name failslab, interval 1, probability 0, space 0, times 0
[ 608.303852][ T7718] CPU: 0 UID: 0 PID: 7718 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 608.303883][ T7718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 608.303898][ T7718] Call Trace:
[ 608.303906][ T7718]
[ 608.303914][ T7718] dump_stack_lvl+0x189/0x250
[ 608.303943][ T7718] ? __pfx____ratelimit+0x10/0x10
[ 608.303964][ T7718] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.303987][ T7718] ? __pfx__printk+0x10/0x10
[ 608.304019][ T7718] ? __pfx___might_resched+0x10/0x10
[ 608.304035][ T7718] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.304063][ T7718] should_fail_ex+0x414/0x560
[ 608.304095][ T7718] should_failslab+0xa8/0x100
[ 608.304125][ T7718] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 608.304152][ T7718] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 608.304179][ T7718] sbitmap_queue_init_node+0x1dc/0x4d0
[ 608.304204][ T7718] blk_mq_init_tags+0x110/0x280
[ 608.304233][ T7718] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 608.304269][ T7718] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 608.304296][ T7718] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 608.304317][ T7718] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.304344][ T7718] ? __raw_spin_lock_init+0x45/0x100
[ 608.304370][ T7718] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 608.304394][ T7718] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 608.304424][ T7718] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.304455][ T7718] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 608.304497][ T7718] ? __pfx___mutex_lock+0x10/0x10
[ 608.304523][ T7718] nbd_start_device+0x17f/0xb10
[ 608.304554][ T7718] nbd_ioctl+0x636/0xeb0
[ 608.304575][ T7718] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.304604][ T7718] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.304636][ T7718] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.304659][ T7718] blkdev_ioctl+0x5a8/0x6d0
[ 608.304681][ T7718] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.304698][ T7718] ? __fget_files+0x2a/0x420
[ 608.304719][ T7718] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.304739][ T7718] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.304761][ T7718] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.304781][ T7718] __se_sys_ioctl+0xfc/0x170
[ 608.304808][ T7718] do_syscall_64+0xfa/0x3b0
[ 608.304827][ T7718] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.304846][ T7718] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.304863][ T7718] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.304892][ T7718] ? exc_page_fault+0x9f/0xf0
[ 608.304920][ T7718] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.304945][ T7718] RIP: 0033:0x7f992654b569
[ 608.304964][ T7718] 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
[ 608.304980][ T7718] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 608.305000][ T7718] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 608.305014][ T7718] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 608.305026][ T7718] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 608.305038][ T7718] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 608.305050][ T7718] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 608.305082][ T7718]
[ 608.650975][ T7718] block nbd0: shutting down sockets
[ 608.761027][ T7721] FAULT_INJECTION: forcing a failure.
[ 608.761027][ T7721] name failslab, interval 1, probability 0, space 0, times 0
[ 608.773878][ T7721] CPU: 1 UID: 0 PID: 7721 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 608.773911][ T7721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 608.773927][ T7721] Call Trace:
[ 608.773938][ T7721]
[ 608.773949][ T7721] dump_stack_lvl+0x189/0x250
[ 608.773978][ T7721] ? __pfx____ratelimit+0x10/0x10
[ 608.773998][ T7721] ? __pfx_dump_stack_lvl+0x10/0x10
[ 608.774020][ T7721] ? __pfx__printk+0x10/0x10
[ 608.774051][ T7721] ? __pfx___might_resched+0x10/0x10
[ 608.774069][ T7721] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.774095][ T7721] should_fail_ex+0x414/0x560
[ 608.774128][ T7721] should_failslab+0xa8/0x100
[ 608.774158][ T7721] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 608.774186][ T7721] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 608.774213][ T7721] sbitmap_queue_init_node+0x1dc/0x4d0
[ 608.774238][ T7721] blk_mq_init_tags+0x110/0x280
[ 608.774268][ T7721] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 608.774303][ T7721] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 608.774331][ T7721] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 608.774354][ T7721] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.774375][ T7721] ? __raw_spin_lock_init+0x45/0x100
[ 608.774401][ T7721] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 608.774425][ T7721] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 608.774455][ T7721] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.774486][ T7721] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 608.774529][ T7721] ? __pfx___mutex_lock+0x10/0x10
[ 608.774554][ T7721] nbd_start_device+0x17f/0xb10
[ 608.774585][ T7721] nbd_ioctl+0x636/0xeb0
[ 608.774616][ T7721] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.774642][ T7721] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.774673][ T7721] ? __pfx_nbd_ioctl+0x10/0x10
[ 608.774695][ T7721] blkdev_ioctl+0x5a8/0x6d0
[ 608.774717][ T7721] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.774735][ T7721] ? __fget_files+0x2a/0x420
[ 608.774755][ T7721] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.774775][ T7721] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.774798][ T7721] ? __pfx_blkdev_ioctl+0x10/0x10
[ 608.774817][ T7721] __se_sys_ioctl+0xfc/0x170
[ 608.774843][ T7721] do_syscall_64+0xfa/0x3b0
[ 608.774863][ T7721] ? lockdep_hardirqs_on+0x9c/0x150
[ 608.774881][ T7721] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.774899][ T7721] ? srso_alias_return_thunk+0x5/0xfbef5
[ 608.774920][ T7721] ? exc_page_fault+0x9f/0xf0
[ 608.774943][ T7721] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 608.774969][ T7721] RIP: 0033:0x7f992654b569
[ 608.774993][ T7721] 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
[ 608.775014][ T7721] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 608.775036][ T7721] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 608.775050][ T7721] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 608.775061][ T7721] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 608.775073][ T7721] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 608.775085][ T7721] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 608.775114][ T7721]
[ 609.140979][ T7721] block nbd0: shutting down sockets
[ 609.261122][ T7724] FAULT_INJECTION: forcing a failure.
[ 609.261122][ T7724] name failslab, interval 1, probability 0, space 0, times 0
[ 609.273819][ T7724] CPU: 0 UID: 0 PID: 7724 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 609.273841][ T7724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 609.273853][ T7724] Call Trace:
[ 609.273862][ T7724]
[ 609.273870][ T7724] dump_stack_lvl+0x189/0x250
[ 609.273897][ T7724] ? __pfx____ratelimit+0x10/0x10
[ 609.273917][ T7724] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.273940][ T7724] ? __pfx__printk+0x10/0x10
[ 609.273971][ T7724] ? __pfx___might_resched+0x10/0x10
[ 609.273987][ T7724] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.274015][ T7724] should_fail_ex+0x414/0x560
[ 609.274047][ T7724] should_failslab+0xa8/0x100
[ 609.274076][ T7724] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 609.274104][ T7724] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 609.274130][ T7724] sbitmap_queue_init_node+0x1dc/0x4d0
[ 609.274155][ T7724] blk_mq_init_tags+0x110/0x280
[ 609.274185][ T7724] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 609.274225][ T7724] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 609.274263][ T7724] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 609.274293][ T7724] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.274316][ T7724] ? __raw_spin_lock_init+0x45/0x100
[ 609.274349][ T7724] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 609.274373][ T7724] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 609.274403][ T7724] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.274434][ T7724] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 609.274477][ T7724] ? __pfx___mutex_lock+0x10/0x10
[ 609.274503][ T7724] nbd_start_device+0x17f/0xb10
[ 609.274533][ T7724] nbd_ioctl+0x636/0xeb0
[ 609.274554][ T7724] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.274580][ T7724] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.274612][ T7724] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.274634][ T7724] blkdev_ioctl+0x5a8/0x6d0
[ 609.274656][ T7724] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.274673][ T7724] ? __fget_files+0x2a/0x420
[ 609.274694][ T7724] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.274714][ T7724] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.274736][ T7724] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.274756][ T7724] __se_sys_ioctl+0xfc/0x170
[ 609.274782][ T7724] do_syscall_64+0xfa/0x3b0
[ 609.274801][ T7724] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.274825][ T7724] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.274843][ T7724] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.274864][ T7724] ? exc_page_fault+0x9f/0xf0
[ 609.274884][ T7724] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.274902][ T7724] RIP: 0033:0x7f992654b569
[ 609.274919][ T7724] 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
[ 609.274934][ T7724] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 609.274954][ T7724] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 609.274968][ T7724] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 609.274979][ T7724] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 609.274992][ T7724] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 609.275003][ T7724] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 609.275031][ T7724]
[ 609.610964][ T7724] block nbd0: shutting down sockets
[ 609.711836][ T7726] FAULT_INJECTION: forcing a failure.
[ 609.711836][ T7726] name failslab, interval 1, probability 0, space 0, times 0
[ 609.724638][ T7726] CPU: 1 UID: 0 PID: 7726 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 609.724669][ T7726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 609.724684][ T7726] Call Trace:
[ 609.724694][ T7726]
[ 609.724702][ T7726] dump_stack_lvl+0x189/0x250
[ 609.724734][ T7726] ? __pfx____ratelimit+0x10/0x10
[ 609.724753][ T7726] ? __pfx_dump_stack_lvl+0x10/0x10
[ 609.724788][ T7726] ? __pfx__printk+0x10/0x10
[ 609.724823][ T7726] ? __pfx___might_resched+0x10/0x10
[ 609.724839][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.724866][ T7726] should_fail_ex+0x414/0x560
[ 609.724899][ T7726] should_failslab+0xa8/0x100
[ 609.724929][ T7726] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 609.724961][ T7726] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 609.724992][ T7726] sbitmap_queue_init_node+0x1dc/0x4d0
[ 609.725019][ T7726] blk_mq_init_tags+0x110/0x280
[ 609.725049][ T7726] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 609.725088][ T7726] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 609.725116][ T7726] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 609.725137][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.725163][ T7726] ? __raw_spin_lock_init+0x45/0x100
[ 609.725189][ T7726] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 609.725216][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.725259][ T7726] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 609.725311][ T7726] ? __pfx___mutex_lock+0x10/0x10
[ 609.725339][ T7726] nbd_start_device+0x17f/0xb10
[ 609.725370][ T7726] nbd_ioctl+0x636/0xeb0
[ 609.725391][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.725416][ T7726] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.725447][ T7726] ? __pfx_nbd_ioctl+0x10/0x10
[ 609.725469][ T7726] blkdev_ioctl+0x5a8/0x6d0
[ 609.725491][ T7726] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.725509][ T7726] ? __fget_files+0x2a/0x420
[ 609.725528][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.725548][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.725571][ T7726] ? __pfx_blkdev_ioctl+0x10/0x10
[ 609.725597][ T7726] __se_sys_ioctl+0xfc/0x170
[ 609.725622][ T7726] do_syscall_64+0xfa/0x3b0
[ 609.725642][ T7726] ? lockdep_hardirqs_on+0x9c/0x150
[ 609.725661][ T7726] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.725678][ T7726] ? srso_alias_return_thunk+0x5/0xfbef5
[ 609.725699][ T7726] ? exc_page_fault+0x9f/0xf0
[ 609.725719][ T7726] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 609.725737][ T7726] RIP: 0033:0x7f992654b569
[ 609.725754][ T7726] 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
[ 609.725770][ T7726] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 609.725790][ T7726] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 609.725804][ T7726] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 609.725815][ T7726] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 609.725827][ T7726] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 609.725839][ T7726] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 609.725868][ T7726]
[ 610.146625][ T7726] block nbd0: shutting down sockets
[ 610.261777][ T7729] FAULT_INJECTION: forcing a failure.
[ 610.261777][ T7729] name failslab, interval 1, probability 0, space 0, times 0
[ 610.274567][ T7729] CPU: 0 UID: 0 PID: 7729 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 610.274596][ T7729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 610.274608][ T7729] Call Trace:
[ 610.274617][ T7729]
[ 610.274625][ T7729] dump_stack_lvl+0x189/0x250
[ 610.274652][ T7729] ? __pfx____ratelimit+0x10/0x10
[ 610.274672][ T7729] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.274695][ T7729] ? __pfx__printk+0x10/0x10
[ 610.274726][ T7729] ? __pfx___might_resched+0x10/0x10
[ 610.274743][ T7729] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.274770][ T7729] should_fail_ex+0x414/0x560
[ 610.274802][ T7729] should_failslab+0xa8/0x100
[ 610.274834][ T7729] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 610.274862][ T7729] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 610.274888][ T7729] sbitmap_queue_init_node+0x1dc/0x4d0
[ 610.274913][ T7729] blk_mq_init_tags+0x110/0x280
[ 610.274943][ T7729] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 610.274979][ T7729] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 610.275006][ T7729] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 610.275027][ T7729] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.275048][ T7729] ? __raw_spin_lock_init+0x45/0x100
[ 610.275074][ T7729] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 610.275097][ T7729] ? _raw_spin_unlock_irqrestore+0x85/0x110
[ 610.275127][ T7729] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.275158][ T7729] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 610.275201][ T7729] ? __pfx___mutex_lock+0x10/0x10
[ 610.275226][ T7729] nbd_start_device+0x17f/0xb10
[ 610.275257][ T7729] nbd_ioctl+0x636/0xeb0
[ 610.275277][ T7729] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.275303][ T7729] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.275334][ T7729] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.275356][ T7729] blkdev_ioctl+0x5a8/0x6d0
[ 610.275378][ T7729] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.275395][ T7729] ? __fget_files+0x2a/0x420
[ 610.275415][ T7729] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.275436][ T7729] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.275458][ T7729] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.275478][ T7729] __se_sys_ioctl+0xfc/0x170
[ 610.275504][ T7729] do_syscall_64+0xfa/0x3b0
[ 610.275527][ T7729] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.275545][ T7729] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.275563][ T7729] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.275584][ T7729] ? exc_page_fault+0x9f/0xf0
[ 610.275607][ T7729] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.275626][ T7729] RIP: 0033:0x7f992654b569
[ 610.275643][ T7729] 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
[ 610.275659][ T7729] RSP: 002b:00007f99264e0208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 610.275678][ T7729] RAX: ffffffffffffffda RBX: 00007f99265d2418 RCX: 00007f992654b569
[ 610.275692][ T7729] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 610.275703][ T7729] RBP: 00007f99265d2410 R08: 00007f99264dffa6 R09: 0000000000003431
[ 610.275716][ T7729] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 610.275728][ T7729] R13: 00007f99264e0210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 610.275756][ T7729]
[ 610.703195][ T7729] block nbd0: shutting down sockets
[ 610.811901][ T7731] FAULT_INJECTION: forcing a failure.
[ 610.811901][ T7731] name failslab, interval 1, probability 0, space 0, times 0
[ 610.824646][ T7731] CPU: 1 UID: 0 PID: 7731 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 610.824674][ T7731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 610.824686][ T7731] Call Trace:
[ 610.824695][ T7731]
[ 610.824703][ T7731] dump_stack_lvl+0x189/0x250
[ 610.824731][ T7731] ? __pfx____ratelimit+0x10/0x10
[ 610.824750][ T7731] ? __pfx_dump_stack_lvl+0x10/0x10
[ 610.824773][ T7731] ? __pfx__printk+0x10/0x10
[ 610.824805][ T7731] ? __pfx___might_resched+0x10/0x10
[ 610.824822][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.824849][ T7731] should_fail_ex+0x414/0x560
[ 610.824881][ T7731] should_failslab+0xa8/0x100
[ 610.824911][ T7731] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 610.824939][ T7731] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 610.824966][ T7731] sbitmap_queue_init_node+0x1dc/0x4d0
[ 610.824991][ T7731] blk_mq_init_tags+0x110/0x280
[ 610.825020][ T7731] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 610.825055][ T7731] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 610.825082][ T7731] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 610.825104][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.825124][ T7731] ? __raw_spin_lock_init+0x45/0x100
[ 610.825151][ T7731] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 610.825176][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.825210][ T7731] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 610.825253][ T7731] ? __pfx___mutex_lock+0x10/0x10
[ 610.825279][ T7731] nbd_start_device+0x17f/0xb10
[ 610.825310][ T7731] nbd_ioctl+0x636/0xeb0
[ 610.825330][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.825361][ T7731] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.825392][ T7731] ? __pfx_nbd_ioctl+0x10/0x10
[ 610.825414][ T7731] blkdev_ioctl+0x5a8/0x6d0
[ 610.825436][ T7731] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.825454][ T7731] ? __fget_files+0x2a/0x420
[ 610.825473][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.825494][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.825516][ T7731] ? __pfx_blkdev_ioctl+0x10/0x10
[ 610.825536][ T7731] __se_sys_ioctl+0xfc/0x170
[ 610.825562][ T7731] do_syscall_64+0xfa/0x3b0
[ 610.825584][ T7731] ? lockdep_hardirqs_on+0x9c/0x150
[ 610.825604][ T7731] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.825621][ T7731] ? srso_alias_return_thunk+0x5/0xfbef5
[ 610.825642][ T7731] ? exc_page_fault+0x9f/0xf0
[ 610.825662][ T7731] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 610.825680][ T7731] RIP: 0033:0x7f992654b569
[ 610.825696][ T7731] 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
[ 610.825712][ T7731] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 610.825732][ T7731] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 610.825746][ T7731] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 610.825758][ T7731] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 610.825771][ T7731] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 610.825784][ T7731] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 610.825812][ T7731]
[ 611.246218][ T7731] block nbd0: shutting down sockets
[ 611.332004][ T7733] FAULT_INJECTION: forcing a failure.
[ 611.332004][ T7733] name failslab, interval 1, probability 0, space 0, times 0
[ 611.344748][ T7733] CPU: 0 UID: 0 PID: 7733 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 611.344784][ T7733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 611.344801][ T7733] Call Trace:
[ 611.344816][ T7733]
[ 611.344829][ T7733] dump_stack_lvl+0x189/0x250
[ 611.344872][ T7733] ? __pfx____ratelimit+0x10/0x10
[ 611.344893][ T7733] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.344916][ T7733] ? __pfx__printk+0x10/0x10
[ 611.344949][ T7733] ? __pfx___might_resched+0x10/0x10
[ 611.344967][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.344995][ T7733] should_fail_ex+0x414/0x560
[ 611.345031][ T7733] should_failslab+0xa8/0x100
[ 611.345065][ T7733] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 611.345097][ T7733] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 611.345124][ T7733] sbitmap_queue_init_node+0x1dc/0x4d0
[ 611.345149][ T7733] blk_mq_init_tags+0x110/0x280
[ 611.345183][ T7733] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 611.345219][ T7733] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 611.345247][ T7733] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 611.345269][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.345290][ T7733] ? __raw_spin_lock_init+0x45/0x100
[ 611.345317][ T7733] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 611.345342][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.345378][ T7733] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 611.345421][ T7733] ? __pfx___mutex_lock+0x10/0x10
[ 611.345449][ T7733] nbd_start_device+0x17f/0xb10
[ 611.345483][ T7733] nbd_ioctl+0x636/0xeb0
[ 611.345505][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.345531][ T7733] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.345561][ T7733] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.345584][ T7733] blkdev_ioctl+0x5a8/0x6d0
[ 611.345611][ T7733] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.345629][ T7733] ? __fget_files+0x2a/0x420
[ 611.345650][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.345670][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.345693][ T7733] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.345712][ T7733] __se_sys_ioctl+0xfc/0x170
[ 611.345739][ T7733] do_syscall_64+0xfa/0x3b0
[ 611.345760][ T7733] ? lockdep_hardirqs_on+0x9c/0x150
[ 611.345779][ T7733] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.345797][ T7733] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.345818][ T7733] ? exc_page_fault+0x9f/0xf0
[ 611.345838][ T7733] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.345857][ T7733] RIP: 0033:0x7f992654b569
[ 611.345877][ T7733] 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
[ 611.345900][ T7733] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 611.345929][ T7733] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 611.345949][ T7733] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 611.345962][ T7733] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 611.345975][ T7733] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 611.345988][ T7733] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 611.346016][ T7733]
[ 611.700997][ T7733] block nbd0: shutting down sockets
[ 611.800863][ T7736] block nbd0: Device being setup by another task
[ 611.808236][ T7735] FAULT_INJECTION: forcing a failure.
[ 611.808236][ T7735] name failslab, interval 1, probability 0, space 0, times 0
[ 611.820957][ T7735] CPU: 0 UID: 0 PID: 7735 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 611.820987][ T7735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 611.821001][ T7735] Call Trace:
[ 611.821010][ T7735]
[ 611.821021][ T7735] dump_stack_lvl+0x189/0x250
[ 611.821056][ T7735] ? __pfx____ratelimit+0x10/0x10
[ 611.821083][ T7735] ? __pfx_dump_stack_lvl+0x10/0x10
[ 611.821113][ T7735] ? __pfx__printk+0x10/0x10
[ 611.821155][ T7735] ? __pfx___might_resched+0x10/0x10
[ 611.821178][ T7735] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.821214][ T7735] should_fail_ex+0x414/0x560
[ 611.821258][ T7735] should_failslab+0xa8/0x100
[ 611.821298][ T7735] kmem_cache_alloc_noprof+0x73/0x3c0
[ 611.821332][ T7735] ? security_inode_alloc+0x39/0x330
[ 611.821364][ T7735] security_inode_alloc+0x39/0x330
[ 611.821393][ T7735] inode_init_always_gfp+0x9ed/0xdc0
[ 611.821439][ T7735] ? __pfx_debugfs_alloc_inode+0x10/0x10
[ 611.821464][ T7735] alloc_inode+0x82/0x1b0
[ 611.821502][ T7735] new_inode+0x22/0x170
[ 611.821546][ T7735] __debugfs_create_file+0x14d/0x4f0
[ 611.821590][ T7735] debugfs_create_file_unsafe+0x3a/0x50
[ 611.821640][ T7735] nbd_start_device+0x39e/0xb10
[ 611.821680][ T7735] nbd_ioctl+0x636/0xeb0
[ 611.821706][ T7735] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.821740][ T7735] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.821779][ T7735] ? __pfx_nbd_ioctl+0x10/0x10
[ 611.821809][ T7735] blkdev_ioctl+0x5a8/0x6d0
[ 611.821841][ T7735] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.821864][ T7735] ? __fget_files+0x2a/0x420
[ 611.821891][ T7735] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.821920][ T7735] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.821950][ T7735] ? __pfx_blkdev_ioctl+0x10/0x10
[ 611.821977][ T7735] __se_sys_ioctl+0xfc/0x170
[ 611.822012][ T7735] do_syscall_64+0xfa/0x3b0
[ 611.822039][ T7735] ? lockdep_hardirqs_on+0x9c/0x150
[ 611.822064][ T7735] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.822088][ T7735] ? srso_alias_return_thunk+0x5/0xfbef5
[ 611.822116][ T7735] ? exc_page_fault+0x9f/0xf0
[ 611.822143][ T7735] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 611.822167][ T7735] RIP: 0033:0x7f992654b569
[ 611.822188][ T7735] 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
[ 611.822209][ T7735] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 611.822234][ T7735] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 611.822253][ T7735] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 611.822269][ T7735] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 611.822286][ T7735] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 611.822303][ T7735] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 611.822340][ T7735]
[ 611.822368][ T7735] debugfs: out of free dentries, can not create file 'size_bytes'
[ 612.180950][ T7735] block nbd0: shutting down sockets
[ 612.291737][ T7738] FAULT_INJECTION: forcing a failure.
[ 612.291737][ T7738] name failslab, interval 1, probability 0, space 0, times 0
[ 612.304441][ T7738] CPU: 1 UID: 0 PID: 7738 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 612.304464][ T7738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 612.304476][ T7738] Call Trace:
[ 612.304484][ T7738]
[ 612.304492][ T7738] dump_stack_lvl+0x189/0x250
[ 612.304519][ T7738] ? __pfx____ratelimit+0x10/0x10
[ 612.304539][ T7738] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.304561][ T7738] ? __pfx__printk+0x10/0x10
[ 612.304594][ T7738] ? __pfx___might_resched+0x10/0x10
[ 612.304611][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.304638][ T7738] should_fail_ex+0x414/0x560
[ 612.304670][ T7738] should_failslab+0xa8/0x100
[ 612.304699][ T7738] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 612.304727][ T7738] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 612.304753][ T7738] sbitmap_queue_init_node+0x1dc/0x4d0
[ 612.304777][ T7738] blk_mq_init_tags+0x110/0x280
[ 612.304807][ T7738] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 612.304842][ T7738] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 612.304869][ T7738] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 612.304890][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.304911][ T7738] ? __raw_spin_lock_init+0x45/0x100
[ 612.304937][ T7738] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 612.304962][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.304996][ T7738] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 612.305038][ T7738] ? __pfx___mutex_lock+0x10/0x10
[ 612.305064][ T7738] nbd_start_device+0x17f/0xb10
[ 612.305095][ T7738] nbd_ioctl+0x636/0xeb0
[ 612.305115][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.305147][ T7738] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.305178][ T7738] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.305200][ T7738] blkdev_ioctl+0x5a8/0x6d0
[ 612.305222][ T7738] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.305239][ T7738] ? __fget_files+0x2a/0x420
[ 612.305259][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.305280][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.305302][ T7738] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.305322][ T7738] __se_sys_ioctl+0xfc/0x170
[ 612.305361][ T7738] do_syscall_64+0xfa/0x3b0
[ 612.305388][ T7738] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.305414][ T7738] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.305433][ T7738] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.305454][ T7738] ? exc_page_fault+0x9f/0xf0
[ 612.305474][ T7738] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.305492][ T7738] RIP: 0033:0x7f992654b569
[ 612.305508][ T7738] 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
[ 612.305524][ T7738] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 612.305544][ T7738] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 612.305558][ T7738] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 612.305570][ T7738] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 612.305583][ T7738] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 612.305597][ T7738] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 612.305625][ T7738]
[ 612.681139][ T7738] block nbd0: shutting down sockets
[ 612.761854][ T7740] FAULT_INJECTION: forcing a failure.
[ 612.761854][ T7740] name failslab, interval 1, probability 0, space 0, times 0
[ 612.774542][ T7740] CPU: 0 UID: 0 PID: 7740 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 612.774574][ T7740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 612.774591][ T7740] Call Trace:
[ 612.774609][ T7740]
[ 612.774618][ T7740] dump_stack_lvl+0x189/0x250
[ 612.774646][ T7740] ? __pfx____ratelimit+0x10/0x10
[ 612.774665][ T7740] ? __pfx_dump_stack_lvl+0x10/0x10
[ 612.774688][ T7740] ? __pfx__printk+0x10/0x10
[ 612.774719][ T7740] ? __pfx___might_resched+0x10/0x10
[ 612.774736][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.774763][ T7740] should_fail_ex+0x414/0x560
[ 612.774796][ T7740] should_failslab+0xa8/0x100
[ 612.774825][ T7740] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 612.774854][ T7740] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 612.774880][ T7740] sbitmap_queue_init_node+0x1dc/0x4d0
[ 612.774905][ T7740] blk_mq_init_tags+0x110/0x280
[ 612.774935][ T7740] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 612.774970][ T7740] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 612.774997][ T7740] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 612.775017][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.775038][ T7740] ? __raw_spin_lock_init+0x45/0x100
[ 612.775074][ T7740] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 612.775109][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.775154][ T7740] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 612.775197][ T7740] ? __pfx___mutex_lock+0x10/0x10
[ 612.775223][ T7740] nbd_start_device+0x17f/0xb10
[ 612.775254][ T7740] nbd_ioctl+0x636/0xeb0
[ 612.775275][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.775300][ T7740] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.775331][ T7740] ? __pfx_nbd_ioctl+0x10/0x10
[ 612.775355][ T7740] blkdev_ioctl+0x5a8/0x6d0
[ 612.775378][ T7740] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.775395][ T7740] ? __fget_files+0x2a/0x420
[ 612.775415][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.775436][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.775458][ T7740] ? __pfx_blkdev_ioctl+0x10/0x10
[ 612.775478][ T7740] __se_sys_ioctl+0xfc/0x170
[ 612.775504][ T7740] do_syscall_64+0xfa/0x3b0
[ 612.775524][ T7740] ? lockdep_hardirqs_on+0x9c/0x150
[ 612.775543][ T7740] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.775561][ T7740] ? srso_alias_return_thunk+0x5/0xfbef5
[ 612.775581][ T7740] ? exc_page_fault+0x9f/0xf0
[ 612.775606][ T7740] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 612.775625][ T7740] RIP: 0033:0x7f992654b569
[ 612.775642][ T7740] 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
[ 612.775658][ T7740] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 612.775678][ T7740] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 612.775692][ T7740] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 612.775703][ T7740] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 612.775717][ T7740] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 612.775729][ T7740] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 612.775757][ T7740]
[ 613.140968][ T7740] block nbd0: shutting down sockets
[ 613.241696][ T7742] FAULT_INJECTION: forcing a failure.
[ 613.241696][ T7742] name failslab, interval 1, probability 0, space 0, times 0
[ 613.254818][ T7742] CPU: 1 UID: 0 PID: 7742 Comm: syz-executor289 Not tainted syzkaller #0 PREEMPT(full)
[ 613.254840][ T7742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
[ 613.254853][ T7742] Call Trace:
[ 613.254861][ T7742]
[ 613.254869][ T7742] dump_stack_lvl+0x189/0x250
[ 613.254897][ T7742] ? __pfx____ratelimit+0x10/0x10
[ 613.254917][ T7742] ? __pfx_dump_stack_lvl+0x10/0x10
[ 613.254940][ T7742] ? __pfx__printk+0x10/0x10
[ 613.254972][ T7742] ? __pfx___might_resched+0x10/0x10
[ 613.254989][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255017][ T7742] should_fail_ex+0x414/0x560
[ 613.255051][ T7742] should_failslab+0xa8/0x100
[ 613.255083][ T7742] __kmalloc_cache_node_noprof+0x73/0x3d0
[ 613.255111][ T7742] ? sbitmap_queue_init_node+0x1dc/0x4d0
[ 613.255138][ T7742] sbitmap_queue_init_node+0x1dc/0x4d0
[ 613.255163][ T7742] blk_mq_init_tags+0x110/0x280
[ 613.255194][ T7742] blk_mq_alloc_map_and_rqs+0xbd/0x9f0
[ 613.255229][ T7742] blk_mq_alloc_sched_tags+0x183/0x3d0
[ 613.255257][ T7742] blk_mq_alloc_sched_tags_batch+0xf0/0x600
[ 613.255281][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255311][ T7742] ? __raw_spin_lock_init+0x45/0x100
[ 613.255347][ T7742] blk_mq_update_nr_hw_queues+0x2d0/0x1aa0
[ 613.255376][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255410][ T7742] ? __pfx_blk_mq_update_nr_hw_queues+0x10/0x10
[ 613.255452][ T7742] ? __pfx___mutex_lock+0x10/0x10
[ 613.255478][ T7742] nbd_start_device+0x17f/0xb10
[ 613.255509][ T7742] nbd_ioctl+0x636/0xeb0
[ 613.255529][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255555][ T7742] ? __pfx_nbd_ioctl+0x10/0x10
[ 613.255586][ T7742] ? __pfx_nbd_ioctl+0x10/0x10
[ 613.255608][ T7742] blkdev_ioctl+0x5a8/0x6d0
[ 613.255637][ T7742] ? __pfx_blkdev_ioctl+0x10/0x10
[ 613.255654][ T7742] ? __fget_files+0x2a/0x420
[ 613.255674][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255694][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255716][ T7742] ? __pfx_blkdev_ioctl+0x10/0x10
[ 613.255736][ T7742] __se_sys_ioctl+0xfc/0x170
[ 613.255762][ T7742] do_syscall_64+0xfa/0x3b0
[ 613.255781][ T7742] ? lockdep_hardirqs_on+0x9c/0x150
[ 613.255800][ T7742] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.255817][ T7742] ? srso_alias_return_thunk+0x5/0xfbef5
[ 613.255838][ T7742] ? exc_page_fault+0x9f/0xf0
[ 613.255858][ T7742] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 613.255876][ T7742] RIP: 0033:0x7f992654b569
[ 613.255893][ T7742] 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
[ 613.255908][ T7742] RSP: 002b:00007f9926501208 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 613.255928][ T7742] RAX: ffffffffffffffda RBX: 00007f99265d2408 RCX: 00007f992654b569
[ 613.255942][ T7742] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[ 613.255954][ T7742] RBP: 00007f99265d2400 R08: 00007f9926500fa6 R09: 0000000000003431
[ 613.255967][ T7742] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f992659f194
[ 613.255979][ T7742] R13: 00007f9926501210 R14: 0000000000000002 R15: 64626e2f7665642f
[ 613.256007][ T7742]
[ 613.590985][ T7742] block nbd0: shutting down sockets