Warning: Permanently added '10.128.0.124' (ED25519) to the list of known hosts.
executing program
[ 671.930924][ T3541] loop0: detected capacity change from 0 to 32768
[ 672.031274][ T3541] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[ 672.039890][ T3541] gfs2: fsid=syz:syz: Now mounting FS (format 1801)...
[ 672.059051][ T3541] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[ 672.068747][ T1193] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[ 672.075701][ T1193] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[ 672.117918][ T1193] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 42ms
[ 672.127379][ T1193] gfs2: fsid=syz:syz.0: jid=0: Done
[ 672.133036][ T3541] gfs2: fsid=syz:syz.0: first mount done, others may mount
[ 859.746375][ T27] INFO: task syz-executor778:3540 blocked for more than 143 seconds.
[ 859.754653][ T27] Not tainted 5.15.158-syzkaller #0
[ 859.760453][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 859.769185][ T27] task:syz-executor778 state:D stack:26008 pid: 3540 ppid: 3538 flags:0x00004002
[ 859.778443][ T27] Call Trace:
[ 859.781758][ T27]
[ 859.784713][ T27] __schedule+0x12c4/0x45b0
[ 859.789559][ T27] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 859.795754][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 859.801905][ T27] ? __mod_timer+0xa8e/0xeb0
[ 859.806685][ T27] ? release_firmware_map_entry+0x190/0x190
[ 859.812599][ T27] ? mod_timer_pending+0x20/0x20
[ 859.817599][ T27] ? lockdep_softirqs_off+0x420/0x420
[ 859.823028][ T27] schedule+0x11b/0x1f0
[ 859.827351][ T27] schedule_timeout+0x1b9/0x300
[ 859.832236][ T27] ? console_conditional_schedule+0x40/0x40
[ 859.838219][ T27] ? update_process_times+0x200/0x200
[ 859.843622][ T27] ? prepare_to_wait_event+0x3aa/0x3e0
[ 859.849227][ T27] gfs2_gl_hash_clear+0x1a1/0x310
[ 859.854341][ T27] ? thaw_glock+0x160/0x160
[ 859.858885][ T27] ? gfs2_jindex_free+0x495/0x4f0
[ 859.863956][ T27] ? init_wait_entry+0xd0/0xd0
[ 859.868794][ T27] ? gfs2_setbit+0x630/0x630
[ 859.873406][ T27] gfs2_put_super+0x752/0x7c0
[ 859.878196][ T27] ? gfs2_evict_inode+0x1320/0x1320
[ 859.883438][ T27] generic_shutdown_super+0x136/0x2c0
[ 859.888963][ T27] kill_block_super+0x7a/0xe0
[ 859.893670][ T27] deactivate_locked_super+0xa0/0x110
[ 859.899129][ T27] cleanup_mnt+0x44e/0x500
[ 859.903662][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 859.909034][ T27] task_work_run+0x129/0x1a0
[ 859.913742][ T27] exit_to_user_mode_loop+0x106/0x130
[ 859.919179][ T27] exit_to_user_mode_prepare+0xb1/0x140
[ 859.924786][ T27] syscall_exit_to_user_mode+0x5d/0x240
[ 859.930674][ T27] do_syscall_64+0x47/0xb0
[ 859.935137][ T27] ? clear_bhb_loop+0x15/0x70
[ 859.939890][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 859.945812][ T27] RIP: 0033:0x7f721b584407
[ 859.950296][ T27] RSP: 002b:00007ffc952c17a8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
[ 859.959137][ T27] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f721b584407
[ 859.967175][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc952c1860
[ 859.975157][ T27] RBP: 00007ffc952c1860 R08: 0000000000000000 R09: 0000000000000000
[ 859.983169][ T27] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffc952c28c0
[ 859.991303][ T27] R13: 00005555572c96c0 R14: 0000000000000001 R15: 431bde82d7b634db
[ 859.999332][ T27]
[ 860.002376][ T27]
[ 860.002376][ T27] Showing all locks held in the system:
[ 860.010163][ T27] 1 lock held by khungtaskd/27:
[ 860.015034][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 860.024602][ T27] 2 locks held by getty/3269:
[ 860.029558][ T27] #0: ffff88814b672098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 860.039480][ T27] #1: ffffc9000209b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 860.049679][ T27] 1 lock held by syz-executor778/3540:
[ 860.055134][ T27] #0: ffff8880155da0e0 (&type->s_umount_key#43){++++}-{3:3}, at: deactivate_super+0xa9/0xe0
[ 860.065383][ T27]
[ 860.067751][ T27] =============================================
[ 860.067751][ T27]
[ 860.076225][ T27] NMI backtrace for cpu 1
[ 860.081213][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.158-syzkaller #0
[ 860.090427][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 860.100664][ T27] Call Trace:
[ 860.103945][ T27]
[ 860.106872][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 860.111553][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 860.117177][ T27] ? panic+0x860/0x860
[ 860.121944][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 860.128548][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 860.133500][ T27] ? __wake_up_klogd+0xd5/0x100
[ 860.138394][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 860.144571][ T27] ? _printk+0xd1/0x120
[ 860.148737][ T27] ? panic+0x860/0x860
[ 860.152799][ T27] ? __wake_up_klogd+0xcc/0x100
[ 860.157652][ T27] ? panic+0x860/0x860
[ 860.161829][ T27] ? __rcu_read_unlock+0x92/0x100
[ 860.166925][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 860.173103][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 860.179078][ T27] watchdog+0xe72/0xeb0
[ 860.183390][ T27] kthread+0x3f6/0x4f0
[ 860.187659][ T27] ? hungtask_pm_notify+0x50/0x50
[ 860.192849][ T27] ? kthread_blkcg+0xd0/0xd0
[ 860.197595][ T27] ret_from_fork+0x1f/0x30
[ 860.202472][ T27]
[ 860.205764][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 860.211051][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x10f/0x340
[ 860.212117][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 860.228326][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.158-syzkaller #0
[ 860.236303][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
[ 860.246443][ T27] Call Trace:
[ 860.249723][ T27]
[ 860.252655][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 860.257334][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 860.262961][ T27] ? panic+0x860/0x860
[ 860.267048][ T27] panic+0x318/0x860
[ 860.271050][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 860.276698][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 860.282959][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 860.288164][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 860.294262][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 860.300415][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 860.306562][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 860.312731][ T27] watchdog+0xeb0/0xeb0
[ 860.317065][ T27] kthread+0x3f6/0x4f0
[ 860.321397][ T27] ? hungtask_pm_notify+0x50/0x50
[ 860.326421][ T27] ? kthread_blkcg+0xd0/0xd0
[ 860.331000][ T27] ret_from_fork+0x1f/0x30
[ 860.335418][ T27]
[ 860.338700][ T27] Kernel Offset: disabled
[ 860.343128][ T27] Rebooting in 86400 seconds..