Warning: Permanently added '10.128.0.95' (ED25519) to the list of known hosts.
executing program
[ 573.680810][ T30] INFO: task kworker/u8:1:12 blocked for more than 143 seconds.
[ 573.691921][ T30] Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.699754][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.710036][ T30] task:kworker/u8:1 state:D stack:20752 pid:12 tgid:12 ppid:2 flags:0x00004000
[ 573.720766][ T30] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.727091][ T30] Call Trace:
[ 573.730395][ T30]
[ 573.733923][ T30] __schedule+0x17e8/0x4a20
[ 573.738505][ T30] ? __pfx___schedule+0x10/0x10
[ 573.743894][ T30] ? __pfx_lock_release+0x10/0x10
[ 573.748976][ T30] ? __mutex_trylock_common+0x92/0x2e0
[ 573.755250][ T30] ? kthread_data+0x52/0xd0
[ 573.759792][ T30] ? schedule+0x90/0x320
[ 573.764548][ T30] ? wq_worker_sleeping+0x66/0x240
[ 573.769976][ T30] ? schedule+0x90/0x320
[ 573.774852][ T30] schedule+0x14b/0x320
[ 573.779057][ T30] schedule_preempt_disabled+0x13/0x30
[ 573.785366][ T30] __mutex_lock+0x6a4/0xd70
[ 573.790207][ T30] ? __mutex_lock+0x527/0xd70
[ 573.798977][ T30] ? addrconf_verify_work+0x19/0x30
[ 573.806117][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 573.812224][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 573.818255][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 573.825132][ T30] ? process_scheduled_works+0x945/0x1830
[ 573.831233][ T30] addrconf_verify_work+0x19/0x30
[ 573.836291][ T30] process_scheduled_works+0xa2c/0x1830
[ 573.842162][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 573.848187][ T30] ? assign_work+0x364/0x3d0
[ 573.853462][ T30] worker_thread+0x86d/0xd70
[ 573.858110][ T30] ? __kthread_parkme+0x169/0x1d0
[ 573.863601][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.868754][ T30] kthread+0x2f0/0x390
[ 573.890675][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.895857][ T30] ? __pfx_kthread+0x10/0x10
[ 573.900483][ T30] ret_from_fork+0x4b/0x80
[ 573.920669][ T30] ? __pfx_kthread+0x10/0x10
[ 573.925329][ T30] ret_from_fork_asm+0x1a/0x30
[ 573.930153][ T30]
[ 573.940768][ T30]
[ 573.940768][ T30] Showing all locks held in the system:
[ 573.948536][ T30] 3 locks held by kworker/u8:1/12:
[ 573.970664][ T30] #0: ffff888029e1e148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 573.990945][ T30] #1: ffffc90000117d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 574.020669][ T30] #2: ffffffff8f5e7648 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 574.030365][ T30] 1 lock held by khungtaskd/30:
[ 574.035791][ T30] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 574.046595][ T30] 2 locks held by kworker/0:2/931:
[ 574.052089][ T30] 2 locks held by getty/4848:
[ 574.056962][ T30] #0: ffff88807c4280a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 574.067325][ T30] #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 574.077820][ T30] 2 locks held by syz-executor221/5119:
[ 574.083744][ T30]
[ 574.086095][ T30] =============================================
[ 574.086095][ T30]
[ 574.095536][ T30] NMI backtrace for cpu 1
[ 574.099904][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 574.109814][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.119889][ T30] Call Trace:
[ 574.123192][ T30]
[ 574.126145][ T30] dump_stack_lvl+0x241/0x360
[ 574.130853][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 574.136079][ T30] ? __pfx__printk+0x10/0x10
[ 574.140698][ T30] ? vprintk_emit+0x631/0x770
[ 574.145407][ T30] ? __pfx_vprintk_emit+0x10/0x10
[ 574.150470][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 574.155446][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 574.160934][ T30] ? _printk+0xd5/0x120
[ 574.165139][ T30] ? __pfx__printk+0x10/0x10
[ 574.169768][ T30] ? __wake_up_klogd+0xcc/0x110
[ 574.174652][ T30] ? __pfx__printk+0x10/0x10
[ 574.179276][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 574.184420][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 574.190427][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 574.196446][ T30] watchdog+0xfde/0x1020
[ 574.200719][ T30] ? watchdog+0x1ea/0x1020
[ 574.205168][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.209868][ T30] kthread+0x2f0/0x390
[ 574.213972][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.218673][ T30] ? __pfx_kthread+0x10/0x10
[ 574.223295][ T30] ret_from_fork+0x4b/0x80
[ 574.227743][ T30] ? __pfx_kthread+0x10/0x10
[ 574.232362][ T30] ret_from_fork_asm+0x1a/0x30
[ 574.237177][ T30]
[ 574.240372][ T30] Sending NMI from CPU 1 to CPUs 0:
[ 574.245657][ C0] NMI backtrace for cpu 0
[ 574.245671][ C0] CPU: 0 PID: 931 Comm: kworker/0:2 Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 574.245689][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.245701][ C0] Workqueue: events_power_efficient gc_worker
[ 574.245734][ C0] RIP: 0010:kasan_check_range+0x1bc/0x290
[ 574.245765][ C0] Code: 8d 5d 07 48 85 ed 48 0f 49 dd 48 83 e3 f8 48 29 dd 74 12 41 80 3b 00 0f 85 a6 00 00 00 49 ff c3 48 ff cd 75 ee 5b 41 5c 41 5e <41> 5f 5d c3 cc cc cc cc 40 84 ed 75 5f f7 c5 00 ff 00 00 75 5c f7
[ 574.245779][ C0] RSP: 0018:ffffc90004157848 EFLAGS: 00000056
[ 574.245794][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff81728bc0
[ 574.245806][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8fad9aa8
[ 574.245817][ C0] RBP: 0000000000000000 R08: ffffffff8fad9aaf R09: 1ffffffff1f5b355
[ 574.245829][ C0] R10: dffffc0000000000 R11: fffffbfff1f5b356 R12: 1ffff9200082af18
[ 574.245842][ C0] R13: ffffffff89a249f6 R14: ffffc900041579c0 R15: fffffbfff1f5b356
[ 574.245855][ C0] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 574.245870][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 574.245882][ C0] CR2: 00007f63387fd580 CR3: 000000001f82e000 CR4: 00000000003506f0
[ 574.245898][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 574.245908][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 574.245919][ C0] Call Trace:
[ 574.245928][ C0]
[ 574.245935][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 574.245958][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 574.245979][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 574.246001][ C0] ? nmi_handle+0x2a/0x5a0
[ 574.246036][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 574.246056][ C0] ? nmi_handle+0x14f/0x5a0
[ 574.246082][ C0] ? nmi_handle+0x2a/0x5a0
[ 574.246109][ C0] ? kasan_check_range+0x1bc/0x290
[ 574.246132][ C0] ? default_do_nmi+0x63/0x160
[ 574.246160][ C0] ? exc_nmi+0x123/0x1f0
[ 574.246181][ C0] ? end_repeat_nmi+0xf/0x53
[ 574.246201][ C0] ? gc_worker+0x316/0x1530
[ 574.246226][ C0] ? lock_release+0xb0/0x9f0
[ 574.246244][ C0] ? kasan_check_range+0x1bc/0x290
[ 574.246269][ C0] ? kasan_check_range+0x1bc/0x290
[ 574.246294][ C0] ? kasan_check_range+0x1bc/0x290
[ 574.246317][ C0]
[ 574.246323][ C0]
[ 574.246329][ C0] lock_release+0xb0/0x9f0
[ 574.246349][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 574.246370][ C0] ? __pfx_lock_release+0x10/0x10
[ 574.246389][ C0] ? gc_worker+0x26b/0x1530
[ 574.246415][ C0] ? gc_worker+0x316/0x1530
[ 574.246438][ C0] seqcount_lockdep_reader_access+0x152/0x220
[ 574.246460][ C0] ? __pfx_seqcount_lockdep_reader_access+0x10/0x10
[ 574.246489][ C0] gc_worker+0x316/0x1530
[ 574.246511][ C0] ? gc_worker+0x26b/0x1530
[ 574.246537][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 574.246558][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 574.246577][ C0] ? __pfx_gc_worker+0x10/0x10
[ 574.246604][ C0] ? process_scheduled_works+0x945/0x1830
[ 574.246622][ C0] process_scheduled_works+0xa2c/0x1830
[ 574.246656][ C0] ? __pfx_process_scheduled_works+0x10/0x10
[ 574.246680][ C0] ? assign_work+0x364/0x3d0
[ 574.246699][ C0] worker_thread+0x86d/0xd70
[ 574.246723][ C0] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 574.246748][ C0] ? __kthread_parkme+0x169/0x1d0
[ 574.246769][ C0] ? __pfx_worker_thread+0x10/0x10
[ 574.246787][ C0] kthread+0x2f0/0x390
[ 574.246808][ C0] ? __pfx_worker_thread+0x10/0x10
[ 574.246826][ C0] ? __pfx_kthread+0x10/0x10
[ 574.246848][ C0] ret_from_fork+0x4b/0x80
[ 574.246871][ C0] ? __pfx_kthread+0x10/0x10
[ 574.246893][ C0] ret_from_fork_asm+0x1a/0x30
[ 574.246928][ C0]
[ 574.246936][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.278 msecs
[ 574.631480][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.638358][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 574.648283][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.658368][ T30] Call Trace:
[ 574.661673][ T30]
[ 574.664622][ T30] dump_stack_lvl+0x241/0x360
[ 574.669331][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 574.674564][ T30] ? __pfx__printk+0x10/0x10
[ 574.679185][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 574.685204][ T30] ? vscnprintf+0x5d/0x90
[ 574.689562][ T30] panic+0x349/0x860
[ 574.693494][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.699683][ T30] ? __pfx_panic+0x10/0x10
[ 574.704134][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 574.709540][ T30] ? __irq_work_queue_local+0x137/0x410
[ 574.715130][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 574.720553][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.726833][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 574.733022][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 574.739214][ T30] watchdog+0x101d/0x1020
[ 574.743576][ T30] ? watchdog+0x1ea/0x1020
[ 574.748025][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.752732][ T30] kthread+0x2f0/0x390
[ 574.756832][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.761537][ T30] ? __pfx_kthread+0x10/0x10
[ 574.766177][ T30] ret_from_fork+0x4b/0x80
[ 574.770624][ T30] ? __pfx_kthread+0x10/0x10
[ 574.775243][ T30] ret_from_fork_asm+0x1a/0x30
[ 574.780057][ T30]
[ 574.783487][ T30] Kernel Offset: disabled
[ 574.787834][ T30] Rebooting in 86400 seconds..