Warning: Permanently added '10.128.0.136' (ED25519) to the list of known hosts.
executing program
[   39.643757][ T4019] loop0: detected capacity change from 0 to 32768
[   39.741940][ T4019] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[   39.743593][ T4019] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[   39.751556][ T4019] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[   39.755222][ T3605] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[   39.756811][ T3605] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[   39.783458][ T3605] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 26ms
[   39.785377][ T3605] gfs2: fsid=syz:syz.0: jid=0: Done
[   39.786632][ T4019] gfs2: fsid=syz:syz.0: first mount done, others may mount
[   69.621535][    T7] cfg80211: failed to load regulatory.db
[  284.658983][   T27] INFO: task syz-executor364:4018 blocked for more than 143 seconds.
[  284.660786][   T27]       Not tainted 5.15.176-syzkaller #0
[  284.661903][   T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  284.663551][   T27] task:syz-executor364 state:D stack:    0 pid: 4018 ppid:  4016 flags:0x0000000c
[  284.665293][   T27] Call trace:
[  284.665953][   T27]  __switch_to+0x308/0x588
[  284.666810][   T27]  __schedule+0xf10/0x1e48
[  284.667684][   T27]  schedule+0x11c/0x1c8
[  284.668528][   T27]  schedule_timeout+0x1d8/0x344
[  284.669580][   T27]  gfs2_gl_hash_clear+0x180/0x2f4
[  284.670533][   T27]  gfs2_put_super+0x5e4/0x684
[  284.671387][   T27]  generic_shutdown_super+0x130/0x2f0
[  284.672403][   T27]  kill_block_super+0x70/0xdc
[  284.673338][   T27]  gfs2_kill_sb+0xc0/0xd4
[  284.674178][   T27]  deactivate_locked_super+0xb8/0x13c
[  284.675257][   T27]  deactivate_super+0x108/0x128
[  284.676178][   T27]  cleanup_mnt+0x3c0/0x474
[  284.677094][   T27]  __cleanup_mnt+0x20/0x30
[  284.677942][   T27]  task_work_run+0x130/0x1e4
[  284.678782][   T27]  do_notify_resume+0x262c/0x32b8
[  284.679927][   T27]  el0_svc+0xfc/0x1f0
[  284.680681][   T27]  el0t_64_sync_handler+0x84/0xe4
[  284.681665][   T27]  el0t_64_sync+0x1a0/0x1a4
[  284.682537][   T27] 
[  284.682537][   T27] Showing all locks held in the system:
[  284.684013][   T27] 1 lock held by khungtaskd/27:
[  284.684937][   T27]  #0: ffff800014d32360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44
[  284.686789][   T27] 2 locks held by getty/3787:
[  284.687719][   T27]  #0: ffff0000d5139098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50
[  284.689731][   T27]  #1: ffff80001d6ae2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204
[  284.691726][   T27] 1 lock held by syz-executor364/4018:
[  284.692783][   T27]  #0: ffff0000db4c20e0 (&type->s_umount_key#41){++++}-{3:3}, at: deactivate_super+0x100/0x128
[  284.694855][   T27] 
[  284.695302][   T27] =============================================
[  284.695302][   T27] 
[  284.696970][   T27] Kernel panic - not syncing: hung_task: blocked tasks
[  284.698276][   T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.176-syzkaller #0
[  284.699822][   T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[  284.701874][   T27] Call trace:
[  284.702575][   T27]  dump_backtrace+0x0/0x530
[  284.703495][   T27]  show_stack+0x2c/0x3c
[  284.704312][   T27]  dump_stack_lvl+0x108/0x170
[  284.705231][   T27]  dump_stack+0x1c/0x58
[  284.706082][   T27]  panic+0x304/0x8bc
[  284.706895][   T27]  hung_task_panic+0x0/0x2c
[  284.707782][   T27]  kthread+0x37c/0x45c
[  284.708554][   T27]  ret_from_fork+0x10/0x20
[  284.709436][   T27] SMP: stopping secondary CPUs
[  284.710480][   T27] Kernel Offset: disabled
[  284.711321][   T27] CPU features: 0x8,000081c1,21302e40
[  284.712403][   T27] Memory Limit: none
[  285.066860][   T27] Rebooting in 86400 seconds..