Warning: Permanently added '10.128.1.158' (ED25519) to the list of known hosts.
executing program
[ 262.298588][ T3990] nbd0: detected capacity change from 0 to 16
[ 262.412727][ T144] block nbd0: Receive control failed (result -104)
[ 292.346627][ T149] block nbd0: Possible stuck request 00000000bf52c914: control (read@0,4096B). Runtime 30 seconds
[ 322.377823][ T3585] udevd[3585]: worker [3989] /devices/virtual/block/nbd0 is taking a long time
[ 322.436632][ T149] block nbd0: Possible stuck request 00000000bf52c914: control (read@0,4096B). Runtime 60 seconds
[ 352.506621][ T149] block nbd0: Possible stuck request 00000000bf52c914: control (read@0,4096B). Runtime 90 seconds
[ 382.586550][ T149] block nbd0: Possible stuck request 00000000bf52c914: control (read@0,4096B). Runtime 120 seconds
[ 412.666665][ T149] block nbd0: Possible stuck request 00000000bf52c914: control (read@0,4096B). Runtime 150 seconds
[ 428.026628][ T27] INFO: task syz-executor197:3986 blocked for more than 143 seconds.
[ 428.028940][ T27] Not tainted 5.15.152-syzkaller #0
[ 428.030491][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 428.032753][ T27] task:syz-executor197 state:D stack: 0 pid: 3986 ppid: 3985 flags:0x00000005
[ 428.035235][ T27] Call trace:
[ 428.036048][ T27] __switch_to+0x308/0x5e8
[ 428.037339][ T27] __schedule+0xf10/0x1e48
[ 428.038514][ T27] schedule+0x11c/0x1c8
[ 428.039698][ T27] schedule_preempt_disabled+0x18/0x2c
[ 428.041261][ T27] __mutex_lock_common+0xba0/0x2154
[ 428.042656][ T27] mutex_lock_nested+0xa4/0xf8
[ 428.043899][ T27] blkdev_put+0xe0/0x6b0
[ 428.045010][ T27] blkdev_close+0x74/0xb0
[ 428.046117][ T27] __fput+0x30c/0x7f0
[ 428.047295][ T27] ____fput+0x20/0x30
[ 428.048385][ T27] task_work_run+0x130/0x1e4
[ 428.049582][ T27] do_notify_resume+0x262c/0x32b8
[ 428.050844][ T27] el0_svc+0xfc/0x1f0
[ 428.051875][ T27] el0t_64_sync_handler+0x84/0xe4
[ 428.053191][ T27] el0t_64_sync+0x1a0/0x1a4
[ 428.054368][ T27] INFO: task syz-executor197:3987 blocked for more than 143 seconds.
[ 428.056510][ T27] Not tainted 5.15.152-syzkaller #0
[ 428.057990][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 428.060240][ T27] task:syz-executor197 state:D stack: 0 pid: 3987 ppid: 3985 flags:0x0000000d
[ 428.062618][ T27] Call trace:
[ 428.063510][ T27] __switch_to+0x308/0x5e8
[ 428.064705][ T27] __schedule+0xf10/0x1e48
[ 428.065889][ T27] schedule+0x11c/0x1c8
[ 428.067142][ T27] schedule_preempt_disabled+0x18/0x2c
[ 428.068635][ T27] __mutex_lock_common+0xba0/0x2154
[ 428.069977][ T27] mutex_lock_nested+0xa4/0xf8
[ 428.071239][ T27] blkdev_put+0xe0/0x6b0
[ 428.072376][ T27] blkdev_close+0x74/0xb0
[ 428.073447][ T27] __fput+0x30c/0x7f0
[ 428.074489][ T27] ____fput+0x20/0x30
[ 428.075518][ T27] task_work_run+0x130/0x1e4
[ 428.076845][ T27] do_notify_resume+0x262c/0x32b8
[ 428.078198][ T27] el0_svc+0xfc/0x1f0
[ 428.079237][ T27] el0t_64_sync_handler+0x84/0xe4
[ 428.080612][ T27] el0t_64_sync+0x1a0/0x1a4
[ 428.081776][ T27] INFO: task udevd:3989 blocked for more than 143 seconds.
[ 428.083684][ T27] Not tainted 5.15.152-syzkaller #0
[ 428.085131][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 428.087435][ T27] task:udevd state:D stack: 0 pid: 3989 ppid: 3585 flags:0x00000004
[ 428.089832][ T27] Call trace:
[ 428.090718][ T27] __switch_to+0x308/0x5e8
[ 428.091869][ T27] __schedule+0xf10/0x1e48
[ 428.093020][ T27] schedule+0x11c/0x1c8
[ 428.094132][ T27] io_schedule+0x8c/0x194
[ 428.095234][ T27] wait_on_page_bit_common+0x6fc/0xc14
[ 428.096732][ T27] do_read_cache_page+0x760/0x950
[ 428.098032][ T27] read_cache_page+0x68/0x84
[ 428.099223][ T27] read_part_sector+0xe8/0x4d8
[ 428.100503][ T27] adfspart_check_ICS+0xd4/0x5d0
[ 428.101849][ T27] bdev_disk_changed+0x83c/0x1358
[ 428.103186][ T27] blkdev_get_whole+0x2a0/0x344
[ 428.104485][ T27] blkdev_get_by_dev+0x238/0x89c
[ 428.105789][ T27] blkdev_open+0x10c/0x274
[ 428.107046][ T27] do_dentry_open+0x780/0xed8
[ 428.108302][ T27] vfs_open+0x7c/0x90
[ 428.109363][ T27] path_openat+0x1f28/0x26f0
[ 428.110619][ T27] do_filp_open+0x1a8/0x3b4
[ 428.111835][ T27] do_sys_openat2+0x128/0x3d8
[ 428.113118][ T27] __arm64_sys_openat+0x1f0/0x240
[ 428.114503][ T27] invoke_syscall+0x98/0x2b8
[ 428.115712][ T27] el0_svc_common+0x138/0x258
[ 428.117001][ T27] do_el0_svc+0x58/0x14c
[ 428.118094][ T27] el0_svc+0x7c/0x1f0
[ 428.119127][ T27] el0t_64_sync_handler+0x84/0xe4
[ 428.120400][ T27] el0t_64_sync+0x1a0/0x1a4
[ 428.121595][ T27]
[ 428.121595][ T27] Showing all locks held in the system:
[ 428.123662][ T27] 1 lock held by khungtaskd/27:
[ 428.124929][ T27] #0: ffff800014ae14a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44
[ 428.127632][ T27] 1 lock held by klogd/3574:
[ 428.128825][ T27] #0: ffff0001b4806918 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x328/0x1e48
[ 428.131287][ T27] 2 locks held by getty/3722:
[ 428.132462][ T27] #0: ffff0000d2d61098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50
[ 428.134916][ T27] #1: ffff80001a29b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204
[ 428.137731][ T27] 1 lock held by syz-executor197/3986:
[ 428.139222][ T27] #0: ffff0000cc08d918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xe0/0x6b0
[ 428.141737][ T27] 1 lock held by syz-executor197/3987:
[ 428.143136][ T27] #0: ffff0000cc08d918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xe0/0x6b0
[ 428.145597][ T27] 1 lock held by udevd/3989:
[ 428.146973][ T27] #0: ffff0000cc08d918 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev+0x12c/0x89c
[ 428.149706][ T27]
[ 428.150315][ T27] =============================================
[ 428.150315][ T27]
[ 428.152497][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 428.154271][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.152-syzkaller #0
[ 428.156340][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
[ 428.159074][ T27] Call trace:
[ 428.159970][ T27] dump_backtrace+0x0/0x530
[ 428.161167][ T27] show_stack+0x2c/0x3c
[ 428.162298][ T27] dump_stack_lvl+0x108/0x170
[ 428.163532][ T27] dump_stack+0x1c/0x58
[ 428.164613][ T27] panic+0x304/0x8b4
[ 428.165667][ T27] hung_task_panic+0x0/0x2c
[ 428.166911][ T27] kthread+0x37c/0x45c
[ 428.167971][ T27] ret_from_fork+0x10/0x20
[ 428.169194][ T27] SMP: stopping secondary CPUs
[ 428.170523][ T27] Kernel Offset: disabled
[ 428.171702][ T27] CPU features: 0x0,000081c1,21302e40
[ 428.173170][ T27] Memory Limit: none
[ 428.474962][ T27] Rebooting in 86400 seconds..