Warning: Permanently added '10.128.0.52' (ED25519) to the list of known hosts.
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[ 286.443953][ T27] INFO: task syz-executor181:4186 blocked for more than 143 seconds.
[ 286.452264][ T27] Not tainted 5.15.176-syzkaller #0
[ 286.457977][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.466782][ T27] task:syz-executor181 state:D stack:24560 pid: 4186 ppid: 4179 flags:0x00004002
[ 286.476263][ T27] Call Trace:
[ 286.479557][ T27]
[ 286.482560][ T27] __schedule+0x12c4/0x45b0
[ 286.487176][ T27] ? perf_event_release_kernel+0x5f4/0x900
[ 286.493106][ T27] ? __lock_acquire+0x1ff0/0x1ff0
[ 286.498178][ T27] ? release_firmware_map_entry+0x190/0x190
[ 286.504359][ T27] ? __mutex_unlock_slowpath+0x218/0x750
[ 286.510031][ T27] schedule+0x11b/0x1f0
[ 286.514273][ T27] perf_pending_task_sync+0x13c/0x1c0
[ 286.519669][ T27] _free_event+0x34/0xe60
[ 286.524280][ T27] perf_event_release_kernel+0x873/0x900
[ 286.529957][ T27] ? __might_sleep+0xc0/0xc0
[ 286.534641][ T27] ? calc_timer_values+0x420/0x420
[ 286.539799][ T27] ? ima_file_free+0xeb/0x3c0
[ 286.544547][ T27] perf_release+0x37/0x40
[ 286.548914][ T27] ? perf_mmap+0x13f0/0x13f0
[ 286.553591][ T27] __fput+0x3fe/0x8e0
[ 286.557620][ T27] task_work_run+0x129/0x1a0
[ 286.562293][ T27] do_exit+0x6a3/0x2480
[ 286.566472][ T27] ? put_task_struct+0x80/0x80
[ 286.571237][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 286.577282][ T27] ? vtime_user_exit+0x2d1/0x400
[ 286.582269][ T27] do_group_exit+0x144/0x310
[ 286.586868][ T27] __x64_sys_exit_group+0x3b/0x40
[ 286.591917][ T27] do_syscall_64+0x3b/0xb0
[ 286.596393][ T27] ? clear_bhb_loop+0x15/0x70
[ 286.601090][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 286.607040][ T27] RIP: 0033:0x7ff05b0a6c89
[ 286.611478][ T27] RSP: 002b:00007ffca27efab8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 286.620010][ T27] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff05b0a6c89
[ 286.628097][ T27] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
[ 286.636129][ T27] RBP: 00007ff05b121290 R08: ffffffffffffffb8 R09: 0000000000000006
[ 286.644311][ T27] R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ff05b121290
[ 286.652378][ T27] R13: 0000000000000000 R14: 00007ff05b121ce0 R15: 00007ff05b077ee0
[ 286.660379][ T27]
[ 286.663476][ T27]
[ 286.663476][ T27] Showing all locks held in the system:
[ 286.671205][ T27] 1 lock held by khungtaskd/27:
[ 286.676122][ T27] #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 286.685566][ T27] 2 locks held by getty/3925:
[ 286.690242][ T27] #0: ffff88802c547098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 286.700088][ T27] #1: ffffc900026362e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 286.710254][ T27]
[ 286.712634][ T27] =============================================
[ 286.712634][ T27]
[ 286.721042][ T27] NMI backtrace for cpu 1
[ 286.725404][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.176-syzkaller #0
[ 286.733372][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.743416][ T27] Call Trace:
[ 286.746688][ T27]
[ 286.749607][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.754279][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.759989][ T27] ? panic+0x860/0x860
[ 286.764057][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 286.769185][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 286.774112][ T27] ? __wake_up_klogd+0xd5/0x100
[ 286.778961][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 286.785104][ T27] ? _printk+0xd1/0x120
[ 286.789253][ T27] ? panic+0x860/0x860
[ 286.793311][ T27] ? __wake_up_klogd+0xcc/0x100
[ 286.798155][ T27] ? panic+0x860/0x860
[ 286.802249][ T27] ? wq_watchdog_touch+0xeb/0x170
[ 286.807285][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.813345][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 286.819324][ T27] watchdog+0xe72/0xeb0
[ 286.823484][ T27] kthread+0x3f6/0x4f0
[ 286.827542][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.832585][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.837166][ T27] ret_from_fork+0x1f/0x30
[ 286.841680][ T27]
[ 286.844893][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 286.850135][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x10f/0x340
[ 286.852552][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 286.866984][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.176-syzkaller #0
[ 286.874956][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 286.885260][ T27] Call Trace:
[ 286.888554][ T27]
[ 286.891477][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.896156][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.901794][ T27] ? panic+0x860/0x860
[ 286.905868][ T27] panic+0x318/0x860
[ 286.909757][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 286.915393][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 286.921556][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 286.926842][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.932904][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 286.939048][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 286.945197][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 286.951346][ T27] watchdog+0xeb0/0xeb0
[ 286.955523][ T27] kthread+0x3f6/0x4f0
[ 286.959719][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.964745][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.969335][ T27] ret_from_fork+0x1f/0x30
[ 286.973765][ T27]
[ 286.977044][ T27] Kernel Offset: disabled
[ 286.981369][ T27] Rebooting in 86400 seconds..