[ 29.441621][ T3187] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
syzkaller login: [ 39.886150][ T27] kauditd_printk_skb: 37 callbacks suppressed
[ 39.886160][ T27] audit: type=1400 audit(1663472936.482:73): avc: denied { transition } for pid=3394 comm="sshd" path="/bin/sh" dev="sda1" ino=73 scontext=system_u:system_r:initrc_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 39.916058][ T27] audit: type=1400 audit(1663472936.512:74): avc: denied { write } for pid=3394 comm="sh" path="pipe:[28479]" dev="pipefs" ino=28479 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:initrc_t tclass=fifo_file permissive=1
[ 76.226374][ T2480] cfg80211: failed to load regulatory.db
Warning: Permanently added '10.128.0.118' (ECDSA) to the list of known hosts.
executing program
[ 487.401211][ T27] audit: type=1400 audit(1663473383.992:75): avc: denied { execmem } for pid=3636 comm="syz-executor223" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1
[ 487.421499][ T27] audit: type=1400 audit(1663473383.992:76): avc: denied { read } for pid=3637 comm="syz-executor223" name="nbd0" dev="devtmpfs" ino=660 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 487.445719][ T27] audit: type=1400 audit(1663473383.992:77): avc: denied { open } for pid=3637 comm="syz-executor223" path="/dev/nbd0" dev="devtmpfs" ino=660 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 487.470237][ T27] audit: type=1400 audit(1663473383.992:78): avc: denied { ioctl } for pid=3637 comm="syz-executor223" path="/dev/nbd0" dev="devtmpfs" ino=660 ioctlcmd=0xab00 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fixed_disk_device_t tclass=blk_file permissive=1
[ 487.521052][ T3638] nbd0: detected capacity change from 0 to 1
[ 487.642524][ T3639] block nbd0: shutting down sockets
[ 517.823501][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 30 seconds
[ 547.599066][ T2973] udevd[2973]: worker [3641] /devices/virtual/block/nbd0 is taking a long time
[ 547.903445][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 60 seconds
[ 577.983523][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 90 seconds
[ 608.063439][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 120 seconds
[ 638.143402][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 150 seconds
executing program
[ 667.762477][ T2973] udevd[2973]: worker [3641] /devices/virtual/block/nbd0 timeout; kill it
[ 667.771893][ T2973] udevd[2973]: seq 7474 '/devices/virtual/block/nbd0' killed
[ 667.771904][ T3641] ldm_validate_partition_table(): Disk read failed.
[ 667.786116][ T3641] Dev nbd0: unable to read RDB block 0
[ 667.791846][ T3641] nbd0: unable to read partition table
[ 667.797622][ T3641] nbd0: partition table beyond EOD, truncated
[ 667.810057][ T2973] udevd[2973]: worker [3641] terminated by signal 9 (Killed)
[ 667.817616][ T2973] udevd[2973]: worker [3641] failed while handling '/devices/virtual/block/nbd0'
[ 668.223344][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 180 seconds
[ 698.303502][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 210 seconds
[ 728.383387][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 240 seconds
[ 758.463404][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 270 seconds
[ 788.543318][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 300 seconds
[ 818.623394][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 330 seconds
[ 848.703300][ T753] block nbd0: Possible stuck request ffff88801f320000: control (read@0,512B). Runtime 360 seconds
[ 859.583350][ T28] INFO: task syz-executor223:3649 blocked for more than 143 seconds.
[ 859.591530][ T28] Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
[ 859.600072][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 859.608936][ T28] task:syz-executor223 state:D stack:28560 pid: 3649 ppid: 3636 flags:0x00000004
[ 859.618219][ T28] Call Trace:
[ 859.621494][ T28]
[ 859.624462][ T28] __schedule+0xadf/0x52b0
[ 859.628984][ T28] ? io_schedule_timeout+0x140/0x140
[ 859.634323][ T28] ? _raw_spin_unlock_irqrestore+0x50/0x70
[ 859.640144][ T28] ? _raw_spin_unlock_irqrestore+0x50/0x70
[ 859.646119][ T28] schedule+0xda/0x1b0
[ 859.650222][ T28] blk_mq_freeze_queue_wait+0x112/0x160
[ 859.655885][ T28] ? blk_mq_queue_inflight+0xa0/0xa0
[ 859.661191][ T28] ? blk_mq_run_hw_queue+0x490/0x490
[ 859.666558][ T28] ? prepare_to_wait_exclusive+0x2b0/0x2b0
[ 859.672452][ T28] nbd_add_socket+0x166/0x810
[ 859.677230][ T28] ? cap_capable+0x1f1/0x280
[ 859.681975][ T28] ? status_cb+0x20/0x20
[ 859.686290][ T28] ? security_capable+0x8f/0xc0
[ 859.691241][ T28] nbd_ioctl+0x4ab/0xbd0
[ 859.695559][ T28] ? blkdev_bszset+0x1f0/0x1f0
[ 859.700390][ T28] ? nbd_start_device+0xc30/0xc30
[ 859.705458][ T28] ? __ct_user_exit+0xff/0x150
[ 859.710232][ T28] ? lock_downgrade+0x6cb/0x6e0
[ 859.715151][ T28] ? nbd_start_device+0xc30/0xc30
[ 859.720200][ T28] blkdev_ioctl+0x36e/0x800
[ 859.724786][ T28] ? blkdev_common_ioctl+0x1a30/0x1a30
[ 859.730274][ T28] ? selinux_file_ioctl+0xb1/0x270
[ 859.735470][ T28] ? blkdev_common_ioctl+0x1a30/0x1a30
[ 859.740947][ T28] __x64_sys_ioctl+0x193/0x200
[ 859.745827][ T28] do_syscall_64+0x35/0xb0
[ 859.750280][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 859.756250][ T28] RIP: 0033:0x7f6633e60ee9
[ 859.760684][ T28] RSP: 002b:00007f6633e0e308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 859.769149][ T28] RAX: ffffffffffffffda RBX: 00007f6633ee4408 RCX: 00007f6633e60ee9
[ 859.777169][ T28] RDX: 0000000000000004 RSI: 000000000000ab00 RDI: 0000000000000003
[ 859.785228][ T28] RBP: 00007f6633ee4400 R08: 0000000000000000 R09: 0000000000000000
[ 859.793252][ T28] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6633ee440c
[ 859.801214][ T28] R13: 00007f6633eb2074 R14: 64626e2f7665642f R15: 0000000000022000
[ 859.809226][ T28]
[ 859.812254][ T28] INFO: task syz-executor223:3650 blocked for more than 143 seconds.
[ 859.820380][ T28] Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
[ 859.827949][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 859.836662][ T28] task:syz-executor223 state:D stack:29640 pid: 3650 ppid: 3636 flags:0x00000004
[ 859.845935][ T28] Call Trace:
[ 859.849214][ T28]
[ 859.852133][ T28] __schedule+0xadf/0x52b0
[ 859.856593][ T28] ? io_schedule_timeout+0x140/0x140
[ 859.861912][ T28] schedule+0xda/0x1b0
[ 859.866056][ T28] schedule_preempt_disabled+0xf/0x20
[ 859.871443][ T28] __mutex_lock+0xa44/0x1350
[ 859.876102][ T28] ? nbd_ioctl+0x151/0xbd0
[ 859.880618][ T28] ? mutex_lock_io_nested+0x1190/0x1190
[ 859.886204][ T28] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 859.892102][ T28] ? security_capable+0x8f/0xc0
[ 859.896997][ T28] nbd_ioctl+0x151/0xbd0
[ 859.901250][ T28] ? blkdev_bszset+0x1f0/0x1f0
[ 859.906054][ T28] ? nbd_start_device+0xc30/0xc30
[ 859.911091][ T28] ? __ct_user_exit+0xff/0x150
[ 859.915916][ T28] ? lock_downgrade+0x6cb/0x6e0
[ 859.920794][ T28] ? nbd_start_device+0xc30/0xc30
[ 859.925859][ T28] blkdev_ioctl+0x36e/0x800
[ 859.930459][ T28] ? blkdev_common_ioctl+0x1a30/0x1a30
[ 859.935965][ T28] ? selinux_file_ioctl+0xb1/0x270
[ 859.941091][ T28] ? blkdev_common_ioctl+0x1a30/0x1a30
[ 859.946646][ T28] __x64_sys_ioctl+0x193/0x200
[ 859.951629][ T28] do_syscall_64+0x35/0xb0
[ 859.956105][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 859.962016][ T28] RIP: 0033:0x7f6633e60ee9
[ 859.966473][ T28] RSP: 002b:00007f6633ded308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 859.975218][ T28] RAX: ffffffffffffffda RBX: 00007f6633ee4418 RCX: 00007f6633e60ee9
[ 859.983268][ T28] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
[ 859.991266][ T28] RBP: 00007f6633ee4410 R08: 00007f6633ded700 R09: 0000000000000000
[ 859.999318][ T28] R10: 00007f6633ded700 R11: 0000000000000246 R12: 00007f6633ee441c
[ 860.007357][ T28] R13: 00007f6633eb2074 R14: 64626e2f7665642f R15: 0000000000022000
[ 860.015379][ T28]
[ 860.018409][ T28] INFO: task syz-executor223:3651 blocked for more than 143 seconds.
[ 860.026545][ T28] Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
[ 860.034121][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 860.042876][ T28] task:syz-executor223 state:D stack:29472 pid: 3651 ppid: 3636 flags:0x00000004
[ 860.052141][ T28] Call Trace:
[ 860.055463][ T28]
[ 860.058409][ T28] __schedule+0xadf/0x52b0
[ 860.062858][ T28] ? io_schedule_timeout+0x140/0x140
[ 860.068220][ T28] schedule+0xda/0x1b0
[ 860.072309][ T28] schedule_preempt_disabled+0xf/0x20
[ 860.077762][ T28] __mutex_lock+0xa44/0x1350
[ 860.082385][ T28] ? nbd_ioctl+0x151/0xbd0
[ 860.086872][ T28] ? mutex_lock_io_nested+0x1190/0x1190
[ 860.092455][ T28] ? tomoyo_execute_permission+0x4a0/0x4a0
[ 860.098327][ T28] ? security_capable+0x8f/0xc0
[ 860.103262][ T28] nbd_ioctl+0x151/0xbd0
[ 860.107542][ T28] ? blkdev_bszset+0x1f0/0x1f0
[ 860.112334][ T28] ? nbd_start_device+0xc30/0xc30
[ 860.117439][ T28] ? irqentry_enter+0x28/0x50
[ 860.122145][ T28] ? asm_sysvec_call_function_single+0x16/0x20
[ 860.128373][ T28] ? asm_sysvec_call_function_single+0x16/0x20
[ 860.134567][ T28] ? lockdep_hardirqs_on+0x79/0x100
[ 860.139861][ T28] ? asm_sysvec_call_function_single+0x16/0x20
[ 860.146083][ T28] ? nbd_start_device+0xc30/0xc30
[ 860.151125][ T28] blkdev_ioctl+0x36e/0x800
[ 860.155680][ T28] ? blkdev_common_ioctl+0x1a30/0x1a30
[ 860.161226][ T28] ? selinux_file_ioctl+0xb1/0x270
[ 860.166393][ T28] ? blkdev_common_ioctl+0x1a30/0x1a30
[ 860.171865][ T28] __x64_sys_ioctl+0x193/0x200
[ 860.176682][ T28] do_syscall_64+0x35/0xb0
[ 860.181142][ T28] entry_SYSCALL_64_after_hwframe+0x63/0xcd
[ 860.187079][ T28] RIP: 0033:0x7f6633e60ee9
[ 860.191501][ T28] RSP: 002b:00007f6633dcc308 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 860.199954][ T28] RAX: ffffffffffffffda RBX: 00007f6633ee4428 RCX: 00007f6633e60ee9
[ 860.207955][ T28] RDX: 0000000000000300 RSI: 000000000000ab02 RDI: 0000000000000003
[ 860.215963][ T28] RBP: 00007f6633ee4420 R08: 00007f6633dcc700 R09: 0000000000000000
[ 860.224071][ T28] R10: 00007f6633dcc700 R11: 0000000000000246 R12: 00007f6633ee442c
[ 860.232042][ T28] R13: 00007f6633eb2074 R14: 64626e2f7665642f R15: 0000000000022000
[ 860.240096][ T28]
[ 860.243161][ T28]
[ 860.243161][ T28] Showing all locks held in the system:
[ 860.250882][ T28] 5 locks held by kworker/u4:1/11:
[ 860.256065][ T28] #0: ffff8880b9b3a018 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2b/0x120
[ 860.266063][ T28] #1: ffff8880b9b277c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x176/0x4e0
[ 860.277522][ T28] #2: ffff8880b9b283d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x5a/0x1f0
[ 860.286845][ T28] #3: ffffffff913d2e40 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x12e/0x3e0
[ 860.297304][ T28] #4: ffffffff8be4ee08 (text_mutex){+.+.}-{3:3}, at: arch_jump_label_transform_apply+0xe/0x20
[ 860.307719][ T28] 1 lock held by rcu_tasks_kthre/12:
[ 860.312998][ T28] #0: ffffffff8bf85db0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70
[ 860.323494][ T28] 1 lock held by rcu_tasks_trace/13:
[ 860.328882][ T28] #0: ffffffff8bf85ab0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70
[ 860.340002][ T28] 1 lock held by khungtaskd/28:
[ 860.344903][ T28] #0: ffffffff8bf86900 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260
[ 860.354912][ T28] 2 locks held by kworker/1:2/2480:
[ 860.360112][ T28] #0: ffff888011876538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610
[ 860.370600][ T28] #1: ffffc9000b68fda8 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610
[ 860.382089][ T28] 2 locks held by getty/3293:
[ 860.386868][ T28] #0: ffff88814ae47098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80
[ 860.396769][ T28] #1: ffffc90001c182f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef0/0x13e0
[ 860.406993][ T28] 1 lock held by syz-executor223/3649:
[ 860.412539][ T28] #0: ffff888146ec9198 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0x151/0xbd0
[ 860.421923][ T28] 1 lock held by syz-executor223/3650:
[ 860.427403][ T28] #0: ffff888146ec9198 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0x151/0xbd0
[ 860.436762][ T28] 1 lock held by syz-executor223/3651:
[ 860.442226][ T28] #0: ffff888146ec9198 (&nbd->config_lock){+.+.}-{3:3}, at: nbd_ioctl+0x151/0xbd0
[ 860.451579][ T28] 2 locks held by dhcpcd/3660:
[ 860.456378][ T28] #0: ffff888072918130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0
[ 860.466138][ T28] #1: ffffffff8bf915b8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x562/0x670
[ 860.477106][ T28]
[ 860.479465][ T28] =============================================
[ 860.479465][ T28]
[ 860.487952][ T28] NMI backtrace for cpu 0
[ 860.492280][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
[ 860.502070][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
[ 860.512111][ T28] Call Trace:
[ 860.515378][ T28]
[ 860.518302][ T28] dump_stack_lvl+0xcd/0x134
[ 860.522930][ T28] nmi_cpu_backtrace.cold+0x46/0x14f
[ 860.528221][ T28] ? lapic_can_unplug_cpu+0x80/0x80
[ 860.533404][ T28] nmi_trigger_cpumask_backtrace+0x206/0x250
[ 860.539420][ T28] watchdog+0xc18/0xf50
[ 860.543582][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 860.549565][ T28] kthread+0x2e4/0x3a0
[ 860.553721][ T28] ? kthread_complete_and_exit+0x40/0x40
[ 860.559365][ T28] ret_from_fork+0x1f/0x30
[ 860.563797][ T28]
[ 860.566961][ T28] Sending NMI from CPU 0 to CPUs 1:
[ 860.572187][ C1] NMI backtrace for cpu 1
[ 860.572197][ C1] CPU: 1 PID: 11 Comm: kworker/u4:1 Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
[ 860.572218][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
[ 860.572229][ C1] Workqueue: events_unbound toggle_allocation_gate
[ 860.572254][ C1] RIP: 0010:kasan_check_range+0xde/0x180
[ 860.572275][ C1] Code: 74 f2 48 89 c2 b8 01 00 00 00 48 85 d2 75 56 5b 5d 41 5c c3 48 85 d2 74 5e 48 01 ea eb 09 48 83 c0 01 48 39 d0 74 50 80 38 00 <74> f2 eb d4 41 bc 08 00 00 00 48 89 ea 45 29 dc 4d 8d 1c 2c eb 0c
[ 860.572294][ C1] RSP: 0018:ffffc9000031f790 EFLAGS: 00000046
[ 860.572308][ C1] RAX: fffffbfff211c328 RBX: fffffbfff211c329 RCX: ffffffff815e4480
[ 860.572321][ C1] RDX: fffffbfff211c329 RSI: 0000000000000008 RDI: ffffffff908e1940
[ 860.572342][ C1] RBP: fffffbfff211c328 R08: 0000000000000000 R09: ffffffff908e1947
[ 860.572354][ C1] R10: fffffbfff211c328 R11: 0000000000000000 R12: 0000000000000003
[ 860.572365][ C1] R13: ffff8880121da040 R14: ffff8880121daab8 R15: dffffc0000000000
[ 860.572378][ C1] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 860.572396][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 860.572409][ C1] CR2: 00005603efc3e600 CR3: 000000000bc8e000 CR4: 00000000003506e0
[ 860.572421][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 860.572431][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 860.572443][ C1] Call Trace:
[ 860.572447][ C1]
[ 860.572453][ C1] __lock_acquire+0x6f0/0x56d0
[ 860.572474][ C1] ? mark_held_locks+0x9f/0xe0
[ 860.572491][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 860.572510][ C1] ? __lock_acquire+0x166e/0x56d0
[ 860.572529][ C1] lock_acquire+0x1ab/0x570
[ 860.572546][ C1] ? arch_jump_label_transform_queue+0x58/0x100
[ 860.572571][ C1] ? lock_release+0x780/0x780
[ 860.572589][ C1] __mutex_lock+0x12f/0x1350
[ 860.572612][ C1] ? arch_jump_label_transform_queue+0x58/0x100
[ 860.572636][ C1] ? arch_jump_label_transform_queue+0x58/0x100
[ 860.572660][ C1] ? mutex_lock_io_nested+0x1190/0x1190
[ 860.572682][ C1] ? wait_for_completion_io_timeout+0x20/0x20
[ 860.572706][ C1] ? kmem_cache_alloc+0x11b/0x520
[ 860.572728][ C1] ? __jump_label_patch+0x173/0x330
[ 860.572750][ C1] arch_jump_label_transform_queue+0x58/0x100
[ 860.572774][ C1] __jump_label_update+0x12e/0x410
[ 860.572795][ C1] jump_label_update+0x32f/0x410
[ 860.572814][ C1] static_key_disable_cpuslocked+0x152/0x1b0
[ 860.572834][ C1] static_key_disable+0x16/0x20
[ 860.572851][ C1] toggle_allocation_gate+0x183/0x390
[ 860.572871][ C1] ? lock_release+0x780/0x780
[ 860.572888][ C1] ? wake_up_kfence_timer+0x20/0x20
[ 860.572908][ C1] ? lockdep_hardirqs_on+0x79/0x100
[ 860.572925][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 860.572945][ C1] process_one_work+0x991/0x1610
[ 860.572967][ C1] ? pwq_dec_nr_in_flight+0x2a0/0x2a0
[ 860.572989][ C1] ? rwlock_bug.part.0+0x90/0x90
[ 860.573007][ C1] ? _raw_spin_lock_irq+0x41/0x50
[ 860.573026][ C1] worker_thread+0x665/0x1080
[ 860.573048][ C1] ? process_one_work+0x1610/0x1610
[ 860.573068][ C1] kthread+0x2e4/0x3a0
[ 860.573085][ C1] ? kthread_complete_and_exit+0x40/0x40
[ 860.573105][ C1] ret_from_fork+0x1f/0x30
[ 860.573129][ C1]
[ 860.573231][ T28] Kernel panic - not syncing: hung_task: blocked tasks
[ 860.573242][ T28] CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.0.0-rc5-syzkaller-00094-ga335366bad13 #0
[ 860.573265][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
[ 860.573276][ T28] Call Trace:
[ 860.573282][ T28]
[ 860.573289][ T28] dump_stack_lvl+0xcd/0x134
[ 860.573310][ T28] panic+0x2c8/0x627
[ 860.573357][ T28] ? panic_print_sys_info.part.0+0x10b/0x10b
[ 860.573383][ T28] ? lapic_can_unplug_cpu+0x80/0x80
[ 860.573408][ T28] ? preempt_schedule_thunk+0x16/0x18
[ 860.573432][ T28] ? watchdog.cold+0x130/0x158
[ 860.573467][ T28] watchdog.cold+0x141/0x158
[ 860.573489][ T28] ? proc_dohung_task_timeout_secs+0x80/0x80
[ 860.573515][ T28] kthread+0x2e4/0x3a0
[ 860.573534][ T28] ? kthread_complete_and_exit+0x40/0x40
[ 860.573557][ T28] ret_from_fork+0x1f/0x30
[ 860.573581][ T28]
[ 860.577703][ T28] Kernel Offset: disabled
[ 860.990051][ T28] Rebooting in 86400 seconds..