Warning: Permanently added '10.128.1.113' (ED25519) to the list of known hosts. executing program [ 52.548491][ T4162] loop0: detected capacity change from 0 to 32768 [ 52.634661][ T4162] gfs2: fsid=statfs_quantum: Trying to join cluster "lock_nolock", "statfs_quantum" [ 52.645635][ T4162] gfs2: fsid=statfs_quantum: Now mounting FS (format 1801)... [ 52.664304][ T4162] gfs2: fsid=statfs_quantum.s: journal 0 mapped with 16 extents in 0ms [ 52.709344][ T4162] gfs2: fsid=statfs_quantum.s: first mount done, others may mount [ 76.512238][ T1107] cfg80211: failed to load regulatory.db [ 286.431544][ T27] INFO: task syz-executor415:4161 blocked for more than 143 seconds. [ 286.439789][ T27] Not tainted 5.15.173-syzkaller #0 [ 286.445717][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 286.454442][ T27] task:syz-executor415 state:D stack:25176 pid: 4161 ppid: 4159 flags:0x00004002 [ 286.463692][ T27] Call Trace: [ 286.466963][ T27] [ 286.469880][ T27] __schedule+0x12c4/0x45b0 [ 286.474430][ T27] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 286.480364][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 286.486246][ T27] ? __mod_timer+0xa8e/0xeb0 [ 286.490878][ T27] ? release_firmware_map_entry+0x190/0x190 [ 286.496767][ T27] ? mod_timer_pending+0x20/0x20 [ 286.501740][ T27] ? lockdep_softirqs_off+0x420/0x420 [ 286.507117][ T27] schedule+0x11b/0x1f0 [ 286.511306][ T27] schedule_timeout+0x1b9/0x300 [ 286.516184][ T27] ? console_conditional_schedule+0x40/0x40 [ 286.522114][ T27] ? update_process_times+0x200/0x200 [ 286.527491][ T27] ? prepare_to_wait_event+0x3aa/0x3e0 [ 286.532973][ T27] gfs2_gl_hash_clear+0x1a1/0x310 [ 286.537999][ T27] ? thaw_glock+0x160/0x160 [ 286.542537][ T27] ? gfs2_jindex_free+0x495/0x4f0 [ 286.547647][ T27] ? init_wait_entry+0xd0/0xd0 [ 286.552442][ T27] ? gfs2_setbit+0x630/0x630 [ 286.557036][ T27] gfs2_put_super+0x752/0x7c0 [ 286.561759][ T27] ? gfs2_evict_inode+0x1320/0x1320 [ 286.566953][ T27] generic_shutdown_super+0x130/0x310 [ 286.572355][ T27] kill_block_super+0x7a/0xe0 [ 286.577042][ T27] deactivate_locked_super+0xa0/0x110 [ 286.582453][ T27] cleanup_mnt+0x44e/0x500 [ 286.586889][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 286.592226][ T27] task_work_run+0x129/0x1a0 [ 286.596820][ T27] exit_to_user_mode_loop+0x106/0x130 [ 286.602224][ T27] exit_to_user_mode_prepare+0xb1/0x140 [ 286.607770][ T27] syscall_exit_to_user_mode+0x5d/0x240 [ 286.613473][ T27] do_syscall_64+0x47/0xb0 [ 286.617892][ T27] ? clear_bhb_loop+0x15/0x70 [ 286.622608][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 286.628502][ T27] RIP: 0033:0x7fc1616573c7 [ 286.632990][ T27] RSP: 002b:00007ffd662e4d18 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 286.641442][ T27] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fc1616573c7 [ 286.649418][ T27] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd662e4dd0 [ 286.657406][ T27] RBP: 00007ffd662e4dd0 R08: 0000000000000000 R09: 0000000000000000 [ 286.665408][ T27] R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffd662e5e30 [ 286.673432][ T27] R13: 000055556b7f46c0 R14: 0000000000000001 R15: 431bde82d7b634db [ 286.681554][ T27] [ 286.684583][ T27] [ 286.684583][ T27] Showing all locks held in the system: [ 286.692422][ T27] 1 lock held by khungtaskd/27: [ 286.697436][ T27] #0: ffffffff8cb1fc60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 286.706852][ T27] 2 locks held by getty/3927: [ 286.711538][ T27] #0: ffff88802cffd098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 286.721307][ T27] #1: ffffc900026362e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 [ 286.731481][ T27] 1 lock held by syz-executor415/4161: [ 286.736934][ T27] #0: ffff88807836e0e0 (&type->s_umount_key#43){++++}-{3:3}, at: deactivate_super+0xa9/0xe0 [ 286.747152][ T27] [ 286.749481][ T27] ============================================= [ 286.749481][ T27] [ 286.757900][ T27] NMI backtrace for cpu 1 [ 286.762227][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0 [ 286.770197][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 286.780224][ T27] Call Trace: [ 286.783485][ T27] [ 286.786399][ T27] dump_stack_lvl+0x1e3/0x2d0 [ 286.791072][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 286.796682][ T27] ? panic+0x860/0x860 [ 286.800741][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0 [ 286.805827][ T27] nmi_cpu_backtrace+0x46a/0x4a0 [ 286.810742][ T27] ? __wake_up_klogd+0xd5/0x100 [ 286.815579][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 286.821714][ T27] ? _printk+0xd1/0x120 [ 286.825841][ T27] ? panic+0x860/0x860 [ 286.829883][ T27] ? __wake_up_klogd+0xcc/0x100 [ 286.834705][ T27] ? panic+0x860/0x860 [ 286.838745][ T27] ? wq_watchdog_touch+0xeb/0x170 [ 286.843745][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.849786][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0 [ 286.855743][ T27] watchdog+0xe72/0xeb0 [ 286.859880][ T27] kthread+0x3f6/0x4f0 [ 286.863924][ T27] ? hungtask_pm_notify+0x50/0x50 [ 286.869008][ T27] ? kthread_blkcg+0xd0/0xd0 [ 286.873570][ T27] ret_from_fork+0x1f/0x30 [ 286.877963][ T27] [ 286.881099][ T27] Sending NMI from CPU 1 to CPUs 0: [ 286.886334][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x10f/0x340 [ 286.887327][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 286.901902][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0 [ 286.909872][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 286.919912][ T27] Call Trace: [ 286.923185][ T27] [ 286.926104][ T27] dump_stack_lvl+0x1e3/0x2d0 [ 286.931141][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 286.936753][ T27] ? panic+0x860/0x860 [ 286.940801][ T27] panic+0x318/0x860 [ 286.944672][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 286.950282][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 286.956428][ T27] ? fb_is_primary_device+0xd0/0xd0 [ 286.961607][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 286.967660][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 286.973800][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0 [ 286.979945][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0 [ 286.986074][ T27] watchdog+0xeb0/0xeb0 [ 286.990214][ T27] kthread+0x3f6/0x4f0 [ 286.994282][ T27] ? hungtask_pm_notify+0x50/0x50 [ 286.999284][ T27] ? kthread_blkcg+0xd0/0xd0 [ 287.003849][ T27] ret_from_fork+0x1f/0x30 [ 287.008252][ T27] [ 287.011579][ T27] Kernel Offset: disabled [ 287.015907][ T27] Rebooting in 86400 seconds..