DUID 00:04:d6:b0:09:ff:72:32:c6:5d:c0:56:b1:2d:70:06:fa:56
forked to background, child pid 4634
[ 31.871218][ T4635] 8021q: adding VLAN 0 to HW filter on device bond0
[ 31.888646][ T4635] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.0.155' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [ 56.275741][ T5057] nbd0: detected capacity change from 0 to 8
[ 56.436159][ T4377] block nbd0: Receive control failed (result -104)
[ 76.295162][ T26] cfg80211: failed to load regulatory.db
[ 86.534235][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 30 seconds
[ 116.613686][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 60 seconds
[ 117.307290][ T4421] udevd[4421]: worker [5058] /devices/virtual/block/nbd0 is taking a long time
[ 146.693695][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 90 seconds
[ 176.773616][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 120 seconds
[ 206.853668][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 150 seconds
[ 236.933665][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 180 seconds
executing program
[ 237.471321][ T4421] udevd[4421]: worker [5058] /devices/virtual/block/nbd0 timeout; kill it
[ 237.480145][ T4421] udevd[4421]: seq 7500 '/devices/virtual/block/nbd0' killed
[ 237.480396][ T5058] ldm_validate_partition_table(): Disk read failed.
[ 237.494384][ T5058] Dev nbd0: unable to read RDB block 0
[ 237.499841][ T5058] nbd0: unable to read partition table
[ 237.505566][ T5058] nbd0: partition table beyond EOD, truncated
[ 237.517258][ T5073] nbd0: detected capacity change from 0 to 8
[ 237.519758][ T4421] udevd[4421]: worker [5058] terminated by signal 9 (Killed)
[ 237.530815][ T4421] udevd[4421]: worker [5058] failed while handling '/devices/virtual/block/nbd0'
[ 267.013609][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 210 seconds
[ 297.093625][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 240 seconds
[ 297.620999][ T4421] udevd[4421]: worker [5059] /devices/virtual/block/nbd0 is taking a long time
[ 327.173608][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 270 seconds
[ 357.253541][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 300 seconds
[ 387.333555][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 330 seconds
[ 417.413562][ T52] block nbd0: Possible stuck request ffff88801f200000: control (read@0,4096B). Runtime 360 seconds
[ 417.783383][ T4421] udevd[4421]: worker [5059] /devices/virtual/block/nbd0 timeout; kill it
[ 417.792018][ T4421] udevd[4421]: seq 7513 '/devices/virtual/block/nbd0' killed
[ 429.573416][ T28] INFO: task udevd:5059 blocked for more than 143 seconds.
[ 429.580760][ T28] Not tainted 6.2.0-rc4-syzkaller-00241-gff83fec8179e #0
[ 429.588444][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 429.597270][ T28] task:udevd state:D stack:25840 pid:5059 ppid:4421 flags:0x00004004
[ 429.606535][ T28] Call Trace:
[ 429.609816][ T28]
[ 429.612742][ T28] __schedule+0x9d1/0xe40
[ 429.617199][ T28] ? release_firmware_map_entry+0x180/0x180
[ 429.623107][ T28] ? lockdep_hardirqs_on_prepare+0x448/0x7b0
[ 429.629178][ T28] ? print_irqtrace_events+0x220/0x220
[ 429.634694][ T28] ? _raw_spin_lock_irq+0xdb/0x110
[ 429.639874][ T28] schedule+0xcb/0x190
[ 429.643986][ T28] io_schedule+0x83/0x100
[ 429.648327][ T28] folio_wait_bit_common+0x8ca/0x1390
[ 429.653828][ T28] ? __lock_acquire+0x1f60/0x1f60
[ 429.658869][ T28] ? folio_wait_bit+0x20/0x20
[ 429.663597][ T28] ? pfn_swap_entry_to_page+0x370/0x370
[ 429.669154][ T28] ? format_decode+0x43e/0x1a50
[ 429.674084][ T28] ? vsnprintf+0x1cb0/0x1cb0
[ 429.678683][ T28] ? read_word_at_a_time+0xe/0x20
[ 429.683804][ T28] do_read_cache_folio+0xb9/0x790
[ 429.688853][ T28] ? blkdev_writepage+0x30/0x30
[ 429.693891][ T28] read_part_sector+0xcb/0x360
[ 429.698761][ T28] adfspart_check_ICS+0xd4/0x950
[ 429.703772][ T28] ? adfspart_check_ADFS+0x5c0/0x5c0
[ 429.709080][ T28] ? snprintf+0xd6/0x120
[ 429.713409][ T28] ? zone_statistics+0x160/0x160
[ 429.718432][ T28] ? vsnprintf+0x1bce/0x1cb0
[ 429.723036][ T28] ? vsnprintf+0x19e/0x1cb0
[ 429.727642][ T28] ? vscnprintf+0x80/0x80
[ 429.731993][ T28] ? alloc_pages+0x520/0x7b0
[ 429.736696][ T28] ? bdev_disk_changed+0x53a/0x1420
[ 429.741936][ T28] bdev_disk_changed+0x79d/0x1420
[ 429.747091][ T28] ? blk_drop_partitions+0x1b0/0x1b0
[ 429.752415][ T28] ? _atomic_dec_and_lock+0x85/0x110
[ 429.757785][ T28] ? iput+0x198/0x760
[ 429.761871][ T28] blkdev_get_whole+0x342/0x3d0
[ 429.766802][ T28] blkdev_get_by_dev+0x300/0xa60
[ 429.771771][ T28] blkdev_open+0x128/0x2e0
[ 429.776240][ T28] ? blkdev_write_iter+0x750/0x750
[ 429.781372][ T28] do_dentry_open+0x85f/0x11b0
[ 429.786260][ T28] path_openat+0x25cc/0x2de0
[ 429.790918][ T28] ? stack_trace_snprint+0xf0/0xf0
[ 429.796158][ T28] ? mark_lock+0x9a/0x350
[ 429.800522][ T28] ? mark_lock+0x9a/0x350
[ 429.804906][ T28] ? do_filp_open+0x500/0x500
[ 429.809595][ T28] ? alloc_fd+0x5a7/0x640
[ 429.814223][ T28] ? rcu_read_lock_sched_held+0x89/0x130
[ 429.819950][ T28] ? __bpf_trace_rcu_stall_warning+0x10/0x10
[ 429.826262][ T28] do_filp_open+0x275/0x500
[ 429.830775][ T28] ? vfs_tmpfile+0x490/0x490
[ 429.835784][ T28] ? _raw_spin_unlock+0x24/0x40
[ 429.840661][ T28] ? alloc_fd+0x5a7/0x640
[ 429.845567][ T28] do_sys_openat2+0x13b/0x500
[ 429.850261][ T28] ? do_sys_open+0x220/0x220
[ 429.855145][ T28] __x64_sys_openat+0x243/0x290
[ 429.859999][ T28] ? __ia32_sys_open+0x270/0x270
[ 429.865224][ T28] ? syscall_enter_from_user_mode+0x2e/0x1d0
[ 429.871231][ T28] ? syscall_enter_from_user_mode+0x2e/0x1d0
[ 429.877526][ T28] do_syscall_64+0x2b/0x70
[ 429.881948][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 429.888242][ T28] RIP: 0033:0x7f30ba925697
[ 429.892659][ T28] RSP: 002b:00007ffed4836790 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
[ 429.901339][ T28] RAX: ffffffffffffffda RBX: 0000561c1f6651a0 RCX: 00007f30ba925697
[ 429.909755][ T28] RDX: 00000000000a0800 RSI: 0000561c1f66abd0 RDI: 00000000ffffff9c
[ 429.917934][ T28] RBP: 0000561c1f66abd0 R08: 0000000000000001 R09: 0000000000000010
[ 429.926151][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
[ 429.934308][ T28] R13: 0000561c1f6400c0 R14: 0000000000000001 R15: 0000561c1f63f910
[ 429.942292][ T28]
[ 429.945638][ T28] INFO: task syz-executor176:5073 blocked for more than 143 seconds.
[ 429.954454][ T28] Not tainted 6.2.0-rc4-syzkaller-00241-gff83fec8179e #0
[ 429.961996][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 429.971176][ T28] task:syz-executor176 state:D stack:26936 pid:5073 ppid:5054 flags:0x00004004
[ 429.980667][ T28] Call Trace:
[ 429.984132][ T28]
[ 429.987076][ T28] __schedule+0x9d1/0xe40
[ 429.991435][ T28] ? release_firmware_map_entry+0x180/0x180
[ 429.997601][ T28] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 430.003974][ T28] ? _raw_spin_unlock+0x40/0x40
[ 430.008849][ T28] ? sbitmap_any_bit_set+0x155/0x190
[ 430.014536][ T28] ? prepare_to_wait_event+0x444/0x540
[ 430.020146][ T28] schedule+0xcb/0x190
[ 430.024492][ T28] blk_mq_freeze_queue_wait+0x105/0x190
[ 430.030194][ T28] ? blk_mq_run_hw_queues+0x370/0x370
[ 430.035928][ T28] ? wake_bit_function+0x240/0x240
[ 430.041067][ T28] ? percpu_ref_kill_and_confirm+0x9c/0x130
[ 430.047345][ T28] ? unix_listen+0x2b0/0x2b0
[ 430.052010][ T28] nbd_add_socket+0x17b/0x8e0
[ 430.056997][ T28] ? refcount_inc+0x80/0x80
[ 430.061504][ T28] ? bpf_lsm_capable+0x5/0x10
[ 430.066516][ T28] nbd_ioctl+0x1d5/0x5b0
[ 430.070760][ T28] ? nbd_release+0x130/0x130
[ 430.075940][ T28] blkdev_ioctl+0x3c9/0x7c0
[ 430.080451][ T28] ? blkdev_compat_ptr_ioctl+0xd0/0xd0
[ 430.086414][ T28] ? bpf_lsm_file_ioctl+0x5/0x10
[ 430.091356][ T28] ? security_file_ioctl+0x9d/0xb0
[ 430.096782][ T28] ? blkdev_compat_ptr_ioctl+0xd0/0xd0
[ 430.102238][ T28] __se_sys_ioctl+0xfb/0x170
[ 430.107048][ T28] do_syscall_64+0x2b/0x70
[ 430.111458][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 430.117629][ T28] RIP: 0033:0x7ff92f5b3239
[ 430.122043][ T28] RSP: 002b:00007ff92f560308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 430.130770][ T28] RAX: ffffffffffffffda RBX: 00007ff92f637408 RCX: 00007ff92f5b3239
[ 430.139314][ T28] RDX: 0000000000000004 RSI: 000000000000ab00 RDI: 0000000000000003
[ 430.147500][ T28] RBP: 00007ff92f637400 R08: 0000000000000000 R09: 0000000000000000
[ 430.155653][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff92f63740c
[ 430.163811][ T28] R13: 00007ff92f6041a4 R14: 64626e2f7665642f R15: 0000000000022000
[ 430.171791][ T28]
[ 430.175062][ T28] INFO: task syz-executor176:5074 blocked for more than 143 seconds.
[ 430.183207][ T28] Not tainted 6.2.0-rc4-syzkaller-00241-gff83fec8179e #0
[ 430.190774][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 430.199795][ T28] task:syz-executor176 state:D stack:28904 pid:5074 ppid:5054 flags:0x00004004
[ 430.209158][ T28] Call Trace:
[ 430.212450][ T28]
[ 430.215481][ T28] __schedule+0x9d1/0xe40
[ 430.219847][ T28] ? release_firmware_map_entry+0x180/0x180
[ 430.225965][ T28] ? __lock_acquire+0x1f60/0x1f60
[ 430.231001][ T28] ? __mutex_trylock_common+0x8e/0x2f0
[ 430.236530][ T28] ? do_raw_spin_unlock+0x134/0x8a0
[ 430.241815][ T28] schedule+0xcb/0x190
[ 430.245935][ T28] schedule_preempt_disabled+0xf/0x20
[ 430.251400][ T28] __mutex_lock_common+0xecf/0x26c0
[ 430.256696][ T28] ? nbd_ioctl+0xd7/0x5b0
[ 430.261058][ T28] ? mutex_lock_io_nested+0x60/0x60
[ 430.266339][ T28] ? safesetid_security_capable+0xab/0x1b0
[ 430.272265][ T28] ? bpf_lsm_capable+0x5/0x10
[ 430.277030][ T28] mutex_lock_nested+0x17/0x20
[ 430.281818][ T28] nbd_ioctl+0xd7/0x5b0
[ 430.286056][ T28] ? nbd_release+0x130/0x130
[ 430.290666][ T28] blkdev_ioctl+0x3c9/0x7c0
[ 430.295268][ T28] ? blkdev_compat_ptr_ioctl+0xd0/0xd0
[ 430.300761][ T28] ? bpf_lsm_file_ioctl+0x5/0x10
[ 430.306009][ T28] ? security_file_ioctl+0x9d/0xb0
[ 430.311162][ T28] ? blkdev_compat_ptr_ioctl+0xd0/0xd0
[ 430.316740][ T28] __se_sys_ioctl+0xfb/0x170
[ 430.321345][ T28] do_syscall_64+0x2b/0x70
[ 430.325819][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 430.331742][ T28] RIP: 0033:0x7ff92f5b3239
[ 430.336281][ T28] RSP: 002b:00007ff92f53f308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 430.344814][ T28] RAX: ffffffffffffffda RBX: 00007ff92f637418 RCX: 00007ff92f5b3239
[ 430.352787][ T28] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 430.360826][ T28] RBP: 00007ff92f637410 R08: 00007ff92f53f700 R09: 0000000000000000
[ 430.368834][ T28] R10: 00007ff92f53f700 R11: 0000000000000246 R12: 00007ff92f63741c
[ 430.376874][ T28] R13: 00007ff92f6041a4 R14: 64626e2f7665642f R15: 0000000000022000
[ 430.384891][ T28]
[ 430.387917][ T28]
[ 430.387917][ T28] Showing all locks held in the system:
[ 430.395781][ T28] 1 lock held by rcu_tasks_kthre/12:
[ 430.401104][ T28] #0: ffffffff8d523a50 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00
[ 430.411634][ T28] 1 lock held by rcu_tasks_trace/13:
[ 430.417162][ T28] #0: ffffffff8d524250 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x30/0xd00
[ 430.428277][ T28] 1 lock held by khungtaskd/28:
[ 430.433188][ T28] #0: ffffffff8d523880 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 430.442547][ T28] 2 locks held by getty/4739:
[ 430.447256][ T28] #0: ffff88814a902098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 430.457131][ T28] #1: ffffc900015802f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6e8/0x1e50
[ 430.467287][ T28] 1 lock held by udevd/5059:
[ 430.471876][ T28] #0: ffff888146def4c8 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0xfe/0xa60
[ 430.481935][ T28] 1 lock held by syz-executor176/5073:
[ 430.487425][ T28] #0: ffff888146e081a0 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0xd7/0x5b0
[ 430.496780][ T28] 1 lock held by syz-executor176/5074:
[ 430.502248][ T28] #0: ffff888146e081a0 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0xd7/0x5b0
[ 430.511797][ T28]
[ 430.514151][ T28] =============================================
[ 430.514151][ T28]
[ 430.522543][ T28] NMI backtrace for cpu 1
[ 430.526855][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.2.0-rc4-syzkaller-00241-gff83fec8179e #0
[ 430.536639][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
[ 430.547027][ T28] Call Trace:
[ 430.550293][ T28]
[ 430.553212][ T28] dump_stack_lvl+0x1e3/0x2d0
[ 430.557898][ T28] ? nf_tcp_handle_invalid+0x630/0x630
[ 430.563340][ T28] ? panic+0x770/0x770
[ 430.567398][ T28] ? nmi_cpu_backtrace+0x255/0x560
[ 430.572514][ T28] nmi_cpu_backtrace+0x4e3/0x560
[ 430.582312][ T28] ? vprintk_emit+0x109/0x1e0
[ 430.587254][ T28] ? nmi_trigger_cpumask_backtrace+0x3e0/0x3e0
[ 430.593412][ T28] ? _printk+0xcf/0x110
[ 430.597574][ T28] ? panic+0x770/0x770
[ 430.601637][ T28] ? __wake_up_klogd+0xcd/0x100
[ 430.606493][ T28] ? panic+0x770/0x770
[ 430.610556][ T28] ? nmi_trigger_cpumask_backtrace+0xaa/0x3e0
[ 430.616618][ T28] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 430.622729][ T28] nmi_trigger_cpumask_backtrace+0x19b/0x3e0
[ 430.628709][ T28] watchdog+0xcd5/0xd20
[ 430.632909][ T28] kthread+0x266/0x300
[ 430.637015][ T28] ? hungtask_pm_notify+0x50/0x50
[ 430.642034][ T28] ? kthread_blkcg+0xd0/0xd0
[ 430.646618][ T28] ret_from_fork+0x1f/0x30
[ 430.651079][ T28]
[ 430.654262][ T28] Sending NMI from CPU 1 to CPUs 0:
[ 430.659490][ C0] NMI backtrace for cpu 0
[ 430.659499][ C0] CPU: 0 PID: 46 Comm: kworker/u4:3 Not tainted 6.2.0-rc4-syzkaller-00241-gff83fec8179e #0
[ 430.659514][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
[ 430.659522][ C0] Workqueue: events_unbound toggle_allocation_gate
[ 430.659594][ C0] RIP: 0010:lock_is_held_type+0x12f/0x190
[ 430.659614][ C0] Code: e8 76 14 00 00 b8 ff ff ff ff 65 0f c1 05 e9 5d 3c 75 83 f8 01 75 40 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 <75> 46 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 48
[ 430.659625][ C0] RSP: 0018:ffffc90000b775f8 EFLAGS: 00000046
[ 430.659636][ C0] RAX: 0000000000000001 RBX: 0000000000000006 RCX: 0000000080000002
[ 430.659645][ C0] RDX: 0000000000000000 RSI: ffffffff8b0dab60 RDI: ffffffff8b6978c0
[ 430.659654][ C0] RBP: 0000000000000000 R08: dffffc0000000000 R09: fffffbfff1d60956
[ 430.659664][ C0] R10: fffffbfff1d60956 R11: 1ffffffff1d60955 R12: 0000000000000046
[ 430.659673][ C0] R13: ffff888018768000 R14: 00000000ffffffff R15: ffffffff8d523800
[ 430.659682][ C0] FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
[ 430.659694][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 430.659703][ C0] CR2: 0000560f3a7b2680 CR3: 0000000012863000 CR4: 00000000003506f0
[ 430.659715][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 430.659722][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 430.659730][ C0] Call Trace:
[ 430.659735][ C0]
[ 430.659743][ C0] rcu_read_lock_sched_held+0x89/0x130
[ 430.659765][ C0] ? __bpf_trace_rcu_stall_warning+0x10/0x10
[ 430.659786][ C0] trace_tlb_flush+0x93/0x210
[ 430.659852][ C0] switch_mm_irqs_off+0x62a/0xa70
[ 430.659871][ C0] ? __text_poke+0x83f/0x9d0
[ 430.659904][ C0] ? switch_mm+0x190/0x190
[ 430.659925][ C0] ? __text_poke+0x2f7/0x9d0
[ 430.659938][ C0] ? lockdep_hardirqs_off+0x71/0x100
[ 430.659954][ C0] ? __text_poke+0x9d0/0x9d0
[ 430.659967][ C0] ? kmem_cache_alloc_lru+0xb5/0x320
[ 430.659980][ C0] __text_poke+0x5c2/0x9d0
[ 430.659995][ C0] ? kmem_cache_alloc_lru+0xb5/0x320
[ 430.660008][ C0] ? __text_poke+0x9d0/0x9d0
[ 430.660023][ C0] ? text_poke+0x90/0x90
[ 430.660036][ C0] ? __kmem_cache_alloc_bulk+0xb4/0x3e0
[ 430.660050][ C0] ? perf_event_text_poke+0x24f/0x320
[ 430.660088][ C0] ? perf_event_bpf_output+0x260/0x260
[ 430.660107][ C0] ? trace_contention_end+0x72/0x1d0
[ 430.660127][ C0] text_poke_bp_batch+0x64c/0x850
[ 430.660145][ C0] ? __kmem_cache_alloc_bulk+0xb5/0x3e0
[ 430.660158][ C0] ? text_poke_loc_init+0x510/0x510
[ 430.660175][ C0] ? __jump_label_update+0x38e/0x3b0
[ 430.660192][ C0] text_poke_finish+0x16/0x30
[ 430.660206][ C0] arch_jump_label_transform_apply+0x13/0x20
[ 430.660242][ C0] static_key_disable_cpuslocked+0xc8/0x1b0
[ 430.660257][ C0] static_key_disable+0x16/0x20
[ 430.660269][ C0] toggle_allocation_gate+0x1b8/0x250
[ 430.660283][ C0] ? virt_to_slab+0x2c0/0x2c0
[ 430.660296][ C0] ? rcu_read_lock_sched_held+0x89/0x130
[ 430.660311][ C0] ? wake_bit_function+0x240/0x240
[ 430.660333][ C0] process_one_work+0x81c/0xd10
[ 430.660375][ C0] ? worker_detach_from_pool+0x260/0x260
[ 430.660394][ C0] ? _raw_spin_lock_irqsave+0x120/0x120
[ 430.660412][ C0] ? kthread_data+0x4d/0xc0
[ 430.660428][ C0] ? wq_worker_running+0x95/0x190
[ 430.660443][ C0] worker_thread+0xb14/0x1330
[ 430.660467][ C0] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 430.660492][ C0] kthread+0x266/0x300
[ 430.660505][ C0] ? rcu_lock_release+0x20/0x20
[ 430.660522][ C0] ? kthread_blkcg+0xd0/0xd0
[ 430.660537][ C0] ret_from_fork+0x1f/0x30
[ 430.660562][ C0]
[ 430.660567][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.077 msecs
[ 430.661521][ T28] Kernel panic - not syncing: hung_task: blocked tasks
[ 431.034715][ T28] CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.2.0-rc4-syzkaller-00241-gff83fec8179e #0
[ 431.044513][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
[ 431.054562][ T28] Call Trace:
[ 431.057833][ T28]
[ 431.060758][ T28] dump_stack_lvl+0x1e3/0x2d0
[ 431.065439][ T28] ? nf_tcp_handle_invalid+0x630/0x630
[ 431.070891][ T28] ? panic+0x770/0x770
[ 431.074969][ T28] ? vscnprintf+0x59/0x80
[ 431.079301][ T28] panic+0x316/0x770
[ 431.083190][ T28] ? schedule_preempt_disabled+0x20/0x20
[ 431.088817][ T28] ? nmi_trigger_cpumask_backtrace+0x2b0/0x3e0
[ 431.094967][ T28] ? memcpy_page_flushcache+0x100/0x100
[ 431.100512][ T28] ? nmi_trigger_cpumask_backtrace+0x2b0/0x3e0
[ 431.106669][ T28] ? nmi_trigger_cpumask_backtrace+0x32a/0x3e0
[ 431.112830][ T28] ? nmi_trigger_cpumask_backtrace+0x32f/0x3e0
[ 431.118983][ T28] watchdog+0xd15/0xd20
[ 431.123504][ T28] kthread+0x266/0x300
[ 431.127656][ T28] ? hungtask_pm_notify+0x50/0x50
[ 431.132676][ T28] ? kthread_blkcg+0xd0/0xd0
[ 431.137281][ T28] ret_from_fork+0x1f/0x30
[ 431.141703][ T28]
[ 431.144857][ T28] Kernel Offset: disabled
[ 431.149179][ T28] Rebooting in 86400 seconds..