Warning: Permanently added '10.128.1.229' (ED25519) to the list of known hosts.
executing program
[ 573.234203][ T30] INFO: task kworker/u8:6:1075 blocked for more than 143 seconds.
[ 573.242233][ T30] Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.252666][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.261671][ T30] task:kworker/u8:6 state:D stack:19672 pid:1075 tgid:1075 ppid:2 flags:0x00004000
[ 573.272170][ T30] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.278718][ T30] Call Trace:
[ 573.282007][ T30]
[ 573.285315][ T30] __schedule+0x17e8/0x4a20
[ 573.289864][ T30] ? __pfx___schedule+0x10/0x10
[ 573.295028][ T30] ? __pfx_lock_release+0x10/0x10
[ 573.300090][ T30] ? __mutex_trylock_common+0x92/0x2e0
[ 573.306054][ T30] ? kthread_data+0x52/0xd0
[ 573.310618][ T30] ? schedule+0x90/0x320
[ 573.315236][ T30] ? wq_worker_sleeping+0x66/0x240
[ 573.320365][ T30] ? schedule+0x90/0x320
[ 573.324952][ T30] schedule+0x14b/0x320
[ 573.329137][ T30] schedule_preempt_disabled+0x13/0x30
[ 573.335105][ T30] __mutex_lock+0x6a4/0xd70
[ 573.339638][ T30] ? __mutex_lock+0x527/0xd70
[ 573.344727][ T30] ? addrconf_verify_work+0x19/0x30
[ 573.349947][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 573.355832][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 573.361838][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 573.368706][ T30] ? process_scheduled_works+0x945/0x1830
[ 573.374758][ T30] addrconf_verify_work+0x19/0x30
[ 573.379810][ T30] process_scheduled_works+0xa2c/0x1830
[ 573.385776][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 573.391799][ T30] ? assign_work+0x364/0x3d0
[ 573.396836][ T30] worker_thread+0x86d/0xd70
[ 573.401465][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 573.407787][ T30] ? __kthread_parkme+0x169/0x1d0
[ 573.412831][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.418194][ T30] kthread+0x2f0/0x390
[ 573.422284][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.428105][ T30] ? __pfx_kthread+0x10/0x10
[ 573.432721][ T30] ret_from_fork+0x4b/0x80
[ 573.437562][ T30] ? __pfx_kthread+0x10/0x10
[ 573.442174][ T30] ret_from_fork_asm+0x1a/0x30
[ 573.447330][ T30]
[ 573.450438][ T30]
[ 573.450438][ T30] Showing all locks held in the system:
[ 573.458715][ T30] 1 lock held by khungtaskd/30:
[ 573.463572][ T30] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 573.474141][ T30] 3 locks held by kworker/u8:6/1075:
[ 573.479459][ T30] #0: ffff88802b080948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 573.491879][ T30] #1: ffffc9000460fd00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 573.505843][ T30] #2: ffffffff8f5e7648 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 573.515627][ T30] 2 locks held by getty/4853:
[ 573.520308][ T30] #0: ffff88802b18d0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 573.530349][ T30] #1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 573.540997][ T30] 2 locks held by syz-executor224/5114:
[ 573.546826][ T30]
[ 573.549163][ T30] =============================================
[ 573.549163][ T30]
[ 573.558224][ T30] NMI backtrace for cpu 0
[ 573.562565][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.572455][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.582513][ T30] Call Trace:
[ 573.585809][ T30]
[ 573.588748][ T30] dump_stack_lvl+0x241/0x360
[ 573.593443][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 573.598661][ T30] ? __pfx__printk+0x10/0x10
[ 573.603269][ T30] ? vprintk_emit+0x631/0x770
[ 573.607972][ T30] ? __pfx_vprintk_emit+0x10/0x10
[ 573.613016][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 573.617978][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 573.623474][ T30] ? _printk+0xd5/0x120
[ 573.627660][ T30] ? __pfx__printk+0x10/0x10
[ 573.632295][ T30] ? __wake_up_klogd+0xcc/0x110
[ 573.637165][ T30] ? __pfx__printk+0x10/0x10
[ 573.641787][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 573.646842][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 573.652843][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 573.658850][ T30] watchdog+0xfde/0x1020
[ 573.663111][ T30] ? watchdog+0x1ea/0x1020
[ 573.667547][ T30] ? __pfx_watchdog+0x10/0x10
[ 573.672240][ T30] kthread+0x2f0/0x390
[ 573.676325][ T30] ? __pfx_watchdog+0x10/0x10
[ 573.681017][ T30] ? __pfx_kthread+0x10/0x10
[ 573.685635][ T30] ret_from_fork+0x4b/0x80
[ 573.690068][ T30] ? __pfx_kthread+0x10/0x10
[ 573.694672][ T30] ret_from_fork_asm+0x1a/0x30
[ 573.699474][ T30]
[ 573.702610][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 573.707865][ C1] NMI backtrace for cpu 1
[ 573.707875][ C1] CPU: 1 PID: 5122 Comm: kworker/u8:0 Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.707891][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.707900][ C1] Workqueue: events_unbound toggle_allocation_gate
[ 573.707928][ C1] RIP: 0010:switch_mm_irqs_off+0x1e5/0xae0
[ 573.707956][ C1] Code: d3 02 00 00 48 85 db 0f 84 e8 00 00 00 4c 8d a3 48 05 00 00 4d 89 e7 49 c1 ef 03 48 b8 00 00 00 00 00 fc ff df 41 80 3c 07 00 <74> 0d 4c 89 e7 e8 91 a5 b9 00 48 8b 74 24 18 4d 8b 2c 24 4d 85 ed
[ 573.707968][ C1] RSP: 0018:ffffc900036e7640 EFLAGS: 00000046
[ 573.707980][ C1] RAX: dffffc0000000000 RBX: ffff88802059da00 RCX: ffff88802059da00
[ 573.707992][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
[ 573.708001][ C1] RBP: ffffc900036e7730 R08: ffffffff81424b1c R09: fffff520006dcf42
[ 573.708012][ C1] R10: dffffc0000000000 R11: fffff520006dcf42 R12: ffff88802059df48
[ 573.708023][ C1] R13: 0000000000000000 R14: ffffffff8e42e000 R15: 1ffff110040b3be9
[ 573.708033][ C1] FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 573.708046][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.708056][ C1] CR2: 0000558a7a851600 CR3: 0000000015078000 CR4: 00000000003506f0
[ 573.708069][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.708078][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.708087][ C1] Call Trace:
[ 573.708093][ C1]
[ 573.708099][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 573.708118][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 573.708135][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 573.708153][ C1] ? nmi_handle+0x2a/0x5a0
[ 573.708183][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 573.708200][ C1] ? nmi_handle+0x14f/0x5a0
[ 573.708221][ C1] ? nmi_handle+0x2a/0x5a0
[ 573.708244][ C1] ? switch_mm_irqs_off+0x1e5/0xae0
[ 573.708264][ C1] ? default_do_nmi+0x63/0x160
[ 573.708283][ C1] ? exc_nmi+0x123/0x1f0
[ 573.708301][ C1] ? end_repeat_nmi+0xf/0x53
[ 573.708322][ C1] ? __phys_addr+0xac/0x170
[ 573.708343][ C1] ? switch_mm_irqs_off+0x1e5/0xae0
[ 573.708364][ C1] ? switch_mm_irqs_off+0x1e5/0xae0
[ 573.708386][ C1] ? switch_mm_irqs_off+0x1e5/0xae0
[ 573.708408][ C1]
[ 573.708412][ C1]
[ 573.708422][ C1] ? __pfx_switch_mm_irqs_off+0x10/0x10
[ 573.708443][ C1] ? text_poke_memcpy+0x25/0x30
[ 573.708459][ C1] ? __asan_memcpy+0x40/0x70
[ 573.708476][ C1] __text_poke+0x8f0/0xd30
[ 573.708493][ C1] ? kmem_cache_alloc_noprof+0x7f/0x2a0
[ 573.708517][ C1] ? __pfx_text_poke_memcpy+0x10/0x10
[ 573.708534][ C1] ? __pfx___text_poke+0x10/0x10
[ 573.708548][ C1] ? kmem_cache_alloc_bulk_noprof+0x146/0x770
[ 573.708564][ C1] ? perf_event_text_poke+0x258/0x330
[ 573.708585][ C1] ? __pfx_smp_call_function_many_cond+0x10/0x10
[ 573.708608][ C1] ? __pfx_perf_event_text_poke+0x10/0x10
[ 573.708627][ C1] ? __mutex_trylock_common+0x183/0x2e0
[ 573.708647][ C1] ? __pfx___might_resched+0x10/0x10
[ 573.708671][ C1] text_poke_bp_batch+0x8cd/0xb30
[ 573.708693][ C1] ? kmem_cache_alloc_bulk_noprof+0x147/0x770
[ 573.708709][ C1] ? __pfx_text_poke_bp_batch+0x10/0x10
[ 573.708729][ C1] ? arch_jump_label_transform_queue+0x9b/0x100
[ 573.708770][ C1] text_poke_finish+0x30/0x50
[ 573.708787][ C1] arch_jump_label_transform_apply+0x1c/0x30
[ 573.708807][ C1] static_key_enable_cpuslocked+0x136/0x260
[ 573.708832][ C1] static_key_enable+0x1a/0x20
[ 573.708846][ C1] toggle_allocation_gate+0xb5/0x250
[ 573.708867][ C1] ? __pfx_toggle_allocation_gate+0x10/0x10
[ 573.708889][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 573.708913][ C1] ? process_scheduled_works+0x945/0x1830
[ 573.708929][ C1] process_scheduled_works+0xa2c/0x1830
[ 573.708959][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 573.708980][ C1] ? assign_work+0x364/0x3d0
[ 573.708998][ C1] worker_thread+0x86d/0xd70
[ 573.709020][ C1] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 573.709041][ C1] ? __kthread_parkme+0x169/0x1d0
[ 573.709061][ C1] ? __pfx_worker_thread+0x10/0x10
[ 573.709078][ C1] kthread+0x2f0/0x390
[ 573.709097][ C1] ? __pfx_worker_thread+0x10/0x10
[ 573.709113][ C1] ? __pfx_kthread+0x10/0x10
[ 573.709132][ C1] ret_from_fork+0x4b/0x80
[ 573.709153][ C1] ? __pfx_kthread+0x10/0x10
[ 573.709172][ C1] ret_from_fork_asm+0x1a/0x30
[ 573.709203][ C1]
[ 573.709209][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.344 msecs
[ 574.149968][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.156827][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 574.166735][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.176797][ T30] Call Trace:
[ 574.180083][ T30]
[ 574.183018][ T30] dump_stack_lvl+0x241/0x360
[ 574.187712][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 574.192929][ T30] ? __pfx__printk+0x10/0x10
[ 574.197547][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 574.203543][ T30] ? vscnprintf+0x5d/0x90
[ 574.207887][ T30] panic+0x349/0x860
[ 574.211811][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.217984][ T30] ? __pfx_panic+0x10/0x10
[ 574.222412][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 574.227798][ T30] ? __irq_work_queue_local+0x137/0x410
[ 574.233351][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 574.238732][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.244892][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 574.251065][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 574.257239][ T30] watchdog+0x101d/0x1020
[ 574.261587][ T30] ? watchdog+0x1ea/0x1020
[ 574.266033][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.270720][ T30] kthread+0x2f0/0x390
[ 574.274819][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.279517][ T30] ? __pfx_kthread+0x10/0x10
[ 574.284118][ T30] ret_from_fork+0x4b/0x80
[ 574.288545][ T30] ? __pfx_kthread+0x10/0x10
[ 574.293141][ T30] ret_from_fork_asm+0x1a/0x30
[ 574.297935][ T30]
[ 574.301236][ T30] Kernel Offset: disabled
[ 574.305560][ T30] Rebooting in 86400 seconds..