Warning: Permanently added '10.128.0.153' (ED25519) to the list of known hosts.
executing program
executing program
executing program
executing program
executing program
[ 286.397954][ T27] INFO: task syz-executor373:4185 blocked for more than 143 seconds.
[ 286.406367][ T27] Not tainted 5.15.177-syzkaller #0
[ 286.412230][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 286.420945][ T27] task:syz-executor373 state:D stack:24288 pid: 4185 ppid: 4178 flags:0x00004002
[ 286.430254][ T27] Call Trace:
[ 286.433532][ T27]
[ 286.436451][ T27] __schedule+0x12c4/0x45b0
[ 286.441013][ T27] ? perf_event_release_kernel+0x5f4/0x900
[ 286.446860][ T27] ? __lock_acquire+0x1ff0/0x1ff0
[ 286.451882][ T27] ? release_firmware_map_entry+0x190/0x190
[ 286.457795][ T27] ? __mutex_unlock_slowpath+0x218/0x750
[ 286.463434][ T27] schedule+0x11b/0x1f0
[ 286.467638][ T27] perf_pending_task_sync+0x13c/0x1c0
[ 286.473044][ T27] _free_event+0x34/0xe60
[ 286.477404][ T27] perf_event_release_kernel+0x873/0x900
[ 286.483046][ T27] ? __might_sleep+0xc0/0xc0
[ 286.487675][ T27] ? calc_timer_values+0x420/0x420
[ 286.492794][ T27] ? ima_file_free+0xeb/0x3c0
[ 286.497495][ T27] perf_release+0x37/0x40
[ 286.501822][ T27] ? perf_mmap+0x13f0/0x13f0
[ 286.506496][ T27] __fput+0x3fe/0x8e0
[ 286.510585][ T27] task_work_run+0x129/0x1a0
[ 286.515205][ T27] do_exit+0x6a3/0x2480
[ 286.519430][ T27] ? put_task_struct+0x80/0x80
[ 286.524206][ T27] ? get_signal+0x8ac/0x14e0
[ 286.528878][ T27] do_group_exit+0x144/0x310
[ 286.533487][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 286.538733][ T27] get_signal+0xc66/0x14e0
[ 286.543313][ T27] arch_do_signal_or_restart+0xc3/0x1890
[ 286.549113][ T27] ? __might_fault+0xb4/0x110
[ 286.553830][ T27] ? __tun_chr_ioctl+0xbdd/0x2270
[ 286.558929][ T27] ? get_sigframe_size+0x10/0x10
[ 286.563901][ T27] ? print_irqtrace_events+0x210/0x210
[ 286.569448][ T27] ? exit_to_user_mode_loop+0x39/0x130
[ 286.574917][ T27] exit_to_user_mode_loop+0x97/0x130
[ 286.580229][ T27] exit_to_user_mode_prepare+0xb1/0x140
[ 286.585780][ T27] syscall_exit_to_user_mode+0x5d/0x240
[ 286.591532][ T27] do_syscall_64+0x47/0xb0
[ 286.595963][ T27] ? clear_bhb_loop+0x15/0x70
[ 286.600679][ T27] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 286.606585][ T27] RIP: 0033:0x7f0599a65e39
[ 286.611057][ T27] RSP: 002b:00007ffeddffae98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 286.619513][ T27] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f0599a65e39
[ 286.627544][ T27] RDX: 00000000200000c0 RSI: 00000000400454ca RDI: 0000000000000006
[ 286.635527][ T27] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006
[ 286.643579][ T27] R10: 0000000000000006 R11: 0000000000000246 R12: 0000000000000000
[ 286.651595][ T27] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 286.659641][ T27]
[ 286.662704][ T27]
[ 286.662704][ T27] Showing all locks held in the system:
[ 286.670483][ T27] 1 lock held by khungtaskd/27:
[ 286.675436][ T27] #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 286.684917][ T27] 2 locks held by getty/3924:
[ 286.689667][ T27] #0: ffff88802a689098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 286.699476][ T27] #1: ffffc90001fee2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 286.709649][ T27]
[ 286.711972][ T27] =============================================
[ 286.711972][ T27]
[ 286.720434][ T27] NMI backtrace for cpu 0
[ 286.724769][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.177-syzkaller #0
[ 286.732736][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 286.742905][ T27] Call Trace:
[ 286.746196][ T27]
[ 286.749117][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.753777][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.759386][ T27] ? panic+0x860/0x860
[ 286.763437][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 286.768545][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 286.773457][ T27] ? __wake_up_klogd+0xd5/0x100
[ 286.778290][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 286.784424][ T27] ? _printk+0xd1/0x120
[ 286.788562][ T27] ? panic+0x860/0x860
[ 286.792707][ T27] ? __wake_up_klogd+0xcc/0x100
[ 286.797541][ T27] ? panic+0x860/0x860
[ 286.801721][ T27] ? __rcu_read_unlock+0x92/0x100
[ 286.806746][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.812790][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 286.819452][ T27] watchdog+0xe72/0xeb0
[ 286.824300][ T27] kthread+0x3f6/0x4f0
[ 286.829155][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.834732][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.839303][ T27] ret_from_fork+0x1f/0x30
[ 286.843757][ T27]
[ 286.846916][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 286.852140][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_do_entry+0x10f/0x340
[ 286.853176][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 286.867693][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.177-syzkaller #0
[ 286.875654][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
[ 286.885691][ T27] Call Trace:
[ 286.888953][ T27]
[ 286.891861][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 286.896519][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 286.902135][ T27] ? panic+0x860/0x860
[ 286.906216][ T27] panic+0x318/0x860
[ 286.910098][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 286.915715][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 286.921855][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 286.927035][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 286.933095][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 286.939242][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 286.945384][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 286.951524][ T27] watchdog+0xeb0/0xeb0
[ 286.955676][ T27] kthread+0x3f6/0x4f0
[ 286.959732][ T27] ? hungtask_pm_notify+0x50/0x50
[ 286.964732][ T27] ? kthread_blkcg+0xd0/0xd0
[ 286.969301][ T27] ret_from_fork+0x1f/0x30
[ 286.973703][ T27]
[ 286.977032][ T27] Kernel Offset: disabled
[ 286.981355][ T27] Rebooting in 86400 seconds..