Warning: Permanently added '10.128.0.204' (ED25519) to the list of known hosts.
executing program
[ 572.981266][ T27] INFO: task kworker/0:1:13 blocked for more than 143 seconds.
[ 572.989359][ T27] Not tainted 5.15.161-syzkaller #0
[ 572.996080][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.005116][ T27] task:kworker/0:1 state:D stack:26144 pid: 13 ppid: 2 flags:0x00004000
[ 573.014667][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.020963][ T27] Call Trace:
[ 573.024695][ T27]
[ 573.027645][ T27] __schedule+0x12c4/0x45b0
[ 573.032603][ T27] ? mark_lock+0x98/0x340
[ 573.036960][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.043422][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.049341][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.055171][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.060397][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.066059][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.071520][ T27] schedule+0x11b/0x1f0
[ 573.075698][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.081085][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.086853][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.092227][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.097456][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.103959][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.109469][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.116065][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.121608][ T27] mutex_lock_nested+0x17/0x20
[ 573.126396][ T27] addrconf_verify_work+0xa/0x20
[ 573.131776][ T27] process_one_work+0x8a1/0x10c0
[ 573.136879][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.142956][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.148701][ T27] ? kthread_data+0x4e/0xc0
[ 573.153621][ T27] ? wq_worker_running+0x97/0x170
[ 573.158685][ T27] worker_thread+0xaca/0x1280
[ 573.163831][ T27] kthread+0x3f6/0x4f0
[ 573.167923][ T27] ? rcu_lock_release+0x20/0x20
[ 573.173180][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.177805][ T27] ret_from_fork+0x1f/0x30
[ 573.182684][ T27]
[ 573.185912][ T27]
[ 573.185912][ T27] Showing all locks held in the system:
[ 573.194306][ T27] 3 locks held by kworker/0:1/13:
[ 573.199339][ T27] #0: ffff8880236fd538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.211205][ T27] #1: ffffc90000d27d20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.221832][ T27] #2: ffffffff8d9e8348 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.231527][ T27] 1 lock held by khungtaskd/27:
[ 573.236472][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.246274][ T27] 2 locks held by getty/3258:
[ 573.250962][ T27] #0: ffff88814b104098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.261209][ T27] #1: ffffc9000209b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.271734][ T27] 1 lock held by syz-executor714/3529:
[ 573.277211][ T27]
[ 573.279539][ T27] =============================================
[ 573.279539][ T27]
[ 573.288553][ T27] NMI backtrace for cpu 0
[ 573.292908][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 573.300901][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.310962][ T27] Call Trace:
[ 573.314252][ T27]
[ 573.317188][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.321883][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.327527][ T27] ? panic+0x860/0x860
[ 573.331644][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.336776][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.341722][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.346678][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.352940][ T27] ? _printk+0xd1/0x120
[ 573.357208][ T27] ? panic+0x860/0x860
[ 573.361386][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.366257][ T27] ? panic+0x860/0x860
[ 573.370429][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.375469][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.381549][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.387543][ T27] watchdog+0xe72/0xeb0
[ 573.391718][ T27] kthread+0x3f6/0x4f0
[ 573.395795][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.400827][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.405440][ T27] ret_from_fork+0x1f/0x30
[ 573.409880][ T27]
[ 573.413033][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 573.418263][ C1] NMI backtrace for cpu 1
[ 573.418279][ C1] CPU: 1 PID: 3529 Comm: syz-executor714 Not tainted 5.15.161-syzkaller #0
[ 573.418297][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.418309][ C1] RIP: 0010:debug_lockdep_rcu_enabled+0x25/0x30
[ 573.418333][ C1] Code: cc cc cc cc cc 31 c0 83 3d 2b 2a c6 03 00 74 1d 83 3d a2 5c c6 03 00 74 14 65 48 8b 0d 94 2c e4 75 31 c0 83 b9 ec 0a 00 00 00 <0f> 94 c0 c3 cc cc cc cc cc cc cc 41 56 53 89 fb e8 d6 0d 00 00 41
[ 573.418347][ C1] RSP: 0018:ffffc90002556598 EFLAGS: 00000246
[ 573.418362][ C1] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88801d45d940
[ 573.418375][ C1] RDX: 0000000000000000 RSI: 000000000000023d RDI: ffffffff8a8b18e0
[ 573.418386][ C1] RBP: ffffc900025566b0 R08: dffffc0000000000 R09: ffffc90002556780
[ 573.418399][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[ 573.418410][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920004aacbc
[ 573.418422][ C1] FS: 00005555557f5380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 573.418437][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.418449][ C1] CR2: 000055604cccd600 CR3: 0000000074594000 CR4: 00000000003506e0
[ 573.418463][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.418472][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.418483][ C1] Call Trace:
[ 573.418489][ C1]
[ 573.418495][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.418513][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.418532][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.418550][ C1] ? unknown_nmi_error+0xd0/0xd0
[ 573.418574][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.418592][ C1] ? nmi_handle+0xf7/0x370
[ 573.418609][ C1] ? debug_lockdep_rcu_enabled+0x25/0x30
[ 573.418628][ C1] ? default_do_nmi+0x62/0x150
[ 573.418646][ C1] ? exc_nmi+0xa8/0x100
[ 573.418662][ C1] ? end_repeat_nmi+0x16/0x31
[ 573.418685][ C1] ? debug_lockdep_rcu_enabled+0x25/0x30
[ 573.418704][ C1] ? debug_lockdep_rcu_enabled+0x25/0x30
[ 573.418724][ C1] ? debug_lockdep_rcu_enabled+0x25/0x30
[ 573.418743][ C1]
[ 573.418748][ C1]
[ 573.418752][ C1] ___might_sleep+0x8d/0x6a0
[ 573.418772][ C1] ? __might_sleep+0xc0/0xc0
[ 573.418790][ C1] ? rcu_lock_release+0x20/0x20
[ 573.418809][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 573.418826][ C1] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.418844][ C1] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.418861][ C1] __mutex_lock_common+0xd4/0x25a0
[ 573.418887][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 573.418905][ C1] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.418922][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.418939][ C1] ? mutex_lock_io_nested+0x60/0x60
[ 573.418961][ C1] ? radix_tree_lookup+0x33/0x280
[ 573.418979][ C1] ? radix_tree_lookup+0x234/0x280
[ 573.418997][ C1] mutex_lock_nested+0x17/0x20
[ 573.419014][ C1] tcf_idr_check_alloc+0xa1/0x380
[ 573.419032][ C1] tcf_police_init+0x294/0x17c0
[ 573.419049][ C1] ? netlink_rcv_skb+0x1cf/0x410
[ 573.419063][ C1] ? netlink_unicast+0x7b6/0x980
[ 573.419083][ C1] ? __se_sys_sendmsg+0x19a/0x260
[ 573.419107][ C1] ? tcf_police_search+0x40/0x40
[ 573.419136][ C1] ? tcf_action_init_1+0x226/0x7f0
[ 573.419152][ C1] ? nla_memcpy+0x56/0xb0
[ 573.419171][ C1] ? memcpy+0x3c/0x60
[ 573.419189][ C1] ? tcf_police_search+0x40/0x40
[ 573.419206][ C1] tcf_action_init_1+0x50f/0x7f0
[ 573.419227][ C1] ? tc_action_load_ops+0x550/0x550
[ 573.419244][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.419261][ C1] ? rcu_lock_release+0x5/0x20
[ 573.419289][ C1] tcf_action_init+0x2f3/0x750
[ 573.419309][ C1] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.419339][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.419370][ C1] ? apparmor_capable+0x12e/0x190
[ 573.419390][ C1] ? __nla_parse+0x3c/0x50
[ 573.419408][ C1] tc_ctl_action+0x49b/0xd00
[ 573.419431][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.419448][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.419492][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.419510][ C1] rtnetlink_rcv_msg+0x993/0xee0
[ 573.419530][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.419550][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.419569][ C1] ? stack_trace_save+0x1c0/0x1c0
[ 573.419587][ C1] ? __kernel_text_address+0x94/0x100
[ 573.419608][ C1] ? unwind_get_return_address+0x49/0x80
[ 573.419628][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.419644][ C1] ? arch_stack_walk+0xf3/0x140
[ 573.419663][ C1] ? mark_lock+0x98/0x340
[ 573.419682][ C1] ? mark_lock+0x98/0x340
[ 573.419699][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.419729][ C1] netlink_rcv_skb+0x1cf/0x410
[ 573.419746][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.419765][ C1] ? netlink_ack+0xb10/0xb10
[ 573.419788][ C1] netlink_unicast+0x7b6/0x980
[ 573.419811][ C1] ? netlink_detachskb+0x90/0x90
[ 573.419830][ C1] ? __virt_addr_valid+0x39e/0x450
[ 573.419846][ C1] ? 0xffffffff81000000
[ 573.419858][ C1] ? __check_object_size+0x300/0x410
[ 573.419894][ C1] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.419912][ C1] netlink_sendmsg+0xa30/0xd60
[ 573.419934][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.419951][ C1] ? aa_sock_msg_perm+0x91/0x150
[ 573.419970][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.419986][ C1] ? security_socket_sendmsg+0x7d/0xa0
[ 573.420002][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.420019][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 573.420038][ C1] ? iovec_from_user+0x300/0x390
[ 573.420060][ C1] ? __sys_sendmsg_sock+0x30/0x30
[ 573.420086][ C1] ___sys_sendmsg+0x252/0x2e0
[ 573.420107][ C1] ? __sys_sendmsg+0x260/0x260
[ 573.420128][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.420159][ C1] ? __context_tracking_enter+0x5f/0x90
[ 573.420179][ C1] ? __context_tracking_exit+0x4c/0x80
[ 573.420199][ C1] ? __fdget+0x158/0x220
[ 573.420218][ C1] __se_sys_sendmsg+0x19a/0x260
[ 573.420238][ C1] ? __x64_sys_sendmsg+0x80/0x80
[ 573.420261][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.420281][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 573.420300][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.420321][ C1] do_syscall_64+0x3b/0xb0
[ 573.420337][ C1] ? clear_bhb_loop+0x15/0x70
[ 573.420354][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.420371][ C1] RIP: 0033:0x7f559712fdf9
[ 573.420386][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 573.420399][ C1] RSP: 002b:00007ffdcad484e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.420415][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f559712fdf9
[ 573.420427][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.420437][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.420447][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.420457][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.420474][ C1]
[ 573.420481][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.216 msecs
[ 573.437146][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.125635][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 574.133619][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.143674][ T27] Call Trace:
[ 574.146979][ T27]
[ 574.149912][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.154603][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.160243][ T27] ? panic+0x860/0x860
[ 574.164332][ T27] panic+0x318/0x860
[ 574.168237][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.173893][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.180055][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.185273][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.191352][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.197517][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.203681][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.209848][ T27] watchdog+0xeb0/0xeb0
[ 574.214025][ T27] kthread+0x3f6/0x4f0
[ 574.218109][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.223152][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.227847][ T27] ret_from_fork+0x1f/0x30
[ 574.232286][ T27]
[ 574.235554][ T27] Kernel Offset: disabled
[ 574.239970][ T27] Rebooting in 86400 seconds..