Warning: Permanently added '10.128.1.9' (ED25519) to the list of known hosts.
executing program
[ 573.102542][ T27] INFO: task kworker/1:2:1067 blocked for more than 143 seconds.
[ 573.110590][ T27] Not tainted 5.15.161-syzkaller #0
[ 573.117567][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.126615][ T27] task:kworker/1:2 state:D stack:26688 pid: 1067 ppid: 2 flags:0x00004000
[ 573.136135][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.142789][ T27] Call Trace:
[ 573.146082][ T27]
[ 573.149026][ T27] __schedule+0x12c4/0x45b0
[ 573.154016][ T27] ? mark_lock+0x98/0x340
[ 573.158367][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.164807][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.170724][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.176588][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.181810][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.187420][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.192894][ T27] schedule+0x11b/0x1f0
[ 573.197071][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.202951][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.208201][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.213705][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.218925][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.225340][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.230815][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.237082][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.242317][ T27] mutex_lock_nested+0x17/0x20
[ 573.247478][ T27] addrconf_verify_work+0xa/0x20
[ 573.252665][ T27] process_one_work+0x8a1/0x10c0
[ 573.257638][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.263813][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.269388][ T27] ? kthread_data+0x4e/0xc0
[ 573.274517][ T27] ? wq_worker_running+0x97/0x170
[ 573.279575][ T27] worker_thread+0xaca/0x1280
[ 573.284659][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.290684][ T27] kthread+0x3f6/0x4f0
[ 573.295104][ T27] ? rcu_lock_release+0x20/0x20
[ 573.299969][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.304949][ T27] ret_from_fork+0x1f/0x30
[ 573.309399][ T27]
[ 573.312856][ T27]
[ 573.312856][ T27] Showing all locks held in the system:
[ 573.320589][ T27] 1 lock held by khungtaskd/27:
[ 573.326005][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.335926][ T27] 3 locks held by kworker/1:2/1067:
[ 573.341156][ T27] #0: ffff888023916138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.352666][ T27] #1: ffffc900046cfd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.363229][ T27] #2: ffffffff8d9e8348 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.372970][ T27] 2 locks held by getty/3256:
[ 573.377650][ T27] #0: ffff8880248ce098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.387801][ T27] #1: ffffc9000249b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.398355][ T27] 1 lock held by syz-executor108/3522:
[ 573.404125][ T27]
[ 573.406462][ T27] =============================================
[ 573.406462][ T27]
[ 573.415398][ T27] NMI backtrace for cpu 0
[ 573.419743][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 573.427731][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.437787][ T27] Call Trace:
[ 573.441067][ T27]
[ 573.444002][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.448695][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.454333][ T27] ? panic+0x860/0x860
[ 573.458415][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.463569][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.468513][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.473464][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.479636][ T27] ? _printk+0xd1/0x120
[ 573.483804][ T27] ? panic+0x860/0x860
[ 573.487886][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.492741][ T27] ? panic+0x860/0x860
[ 573.496822][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.501853][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.507934][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.513927][ T27] watchdog+0xe72/0xeb0
[ 573.518104][ T27] kthread+0x3f6/0x4f0
[ 573.522181][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.527213][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.531811][ T27] ret_from_fork+0x1f/0x30
[ 573.536256][ T27]
[ 573.539363][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 573.544614][ C1] NMI backtrace for cpu 1
[ 573.544631][ C1] CPU: 1 PID: 3522 Comm: syz-executor108 Not tainted 5.15.161-syzkaller #0
[ 573.544649][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.544662][ C1] RIP: 0010:___might_sleep+0x1cf/0x6a0
[ 573.544683][ C1] Code: 00 00 00 00 00 9c 8f 84 24 a0 00 00 00 42 80 3c 33 00 74 0e 4c 89 e7 48 89 d3 e8 ec 00 71 00 48 89 da f6 84 24 a1 00 00 00 02 <45> 89 ec 74 46 4c 8d 62 2c 4c 89 e0 48 c1 e8 03 42 0f b6 04 30 84
[ 573.544697][ C1] RSP: 0018:ffffc90002f365a0 EFLAGS: 00000202
[ 573.544712][ C1] RAX: 0000000000000000 RBX: 1ffff920005e6cc8 RCX: ffff8880135f5940
[ 573.544725][ C1] RDX: ffff8880135f5940 RSI: ffffffff8a8b3ca0 RDI: ffffffff8ad8f740
[ 573.544738][ C1] RBP: ffffc90002f366b0 R08: dffffc0000000000 R09: ffffc90002f36780
[ 573.544751][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90002f36640
[ 573.544763][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff920005e6cbc
[ 573.544775][ C1] FS: 00005555573bb380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 573.544791][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.544802][ C1] CR2: 00005586a0a4c6d8 CR3: 000000001c11c000 CR4: 00000000003506e0
[ 573.544817][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.544826][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.544837][ C1] Call Trace:
[ 573.544843][ C1]
[ 573.544849][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.544867][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.544886][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.544904][ C1] ? unknown_nmi_error+0xd0/0xd0
[ 573.544929][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.544946][ C1] ? nmi_handle+0xf7/0x370
[ 573.544964][ C1] ? ___might_sleep+0x1cf/0x6a0
[ 573.544980][ C1] ? default_do_nmi+0x62/0x150
[ 573.545004][ C1] ? exc_nmi+0xa8/0x100
[ 573.545021][ C1] ? end_repeat_nmi+0x16/0x31
[ 573.545043][ C1] ? ___might_sleep+0x1cf/0x6a0
[ 573.545060][ C1] ? ___might_sleep+0x1cf/0x6a0
[ 573.545077][ C1] ? ___might_sleep+0x1cf/0x6a0
[ 573.545094][ C1]
[ 573.545098][ C1]
[ 573.545107][ C1] ? __might_sleep+0xc0/0xc0
[ 573.545124][ C1] ? rcu_lock_release+0x20/0x20
[ 573.545143][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 573.545161][ C1] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.545179][ C1] __mutex_lock_common+0xd4/0x25a0
[ 573.545203][ C1] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.545221][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.545239][ C1] ? mutex_lock_io_nested+0x60/0x60
[ 573.545259][ C1] ? radix_tree_lookup+0x93/0x280
[ 573.545278][ C1] ? radix_tree_lookup+0x93/0x280
[ 573.545295][ C1] ? radix_tree_lookup+0x234/0x280
[ 573.545313][ C1] mutex_lock_nested+0x17/0x20
[ 573.545331][ C1] tcf_idr_check_alloc+0xa1/0x380
[ 573.545350][ C1] tcf_police_init+0x294/0x17c0
[ 573.545367][ C1] ? netlink_rcv_skb+0x1cf/0x410
[ 573.545382][ C1] ? netlink_unicast+0x7b6/0x980
[ 573.545401][ C1] ? __se_sys_sendmsg+0x19a/0x260
[ 573.545426][ C1] ? tcf_police_search+0x40/0x40
[ 573.545454][ C1] ? tcf_action_init_1+0x226/0x7f0
[ 573.545470][ C1] ? nla_memcpy+0x56/0xb0
[ 573.545489][ C1] ? memcpy+0x3c/0x60
[ 573.545507][ C1] ? tcf_police_search+0x40/0x40
[ 573.545524][ C1] tcf_action_init_1+0x50f/0x7f0
[ 573.545545][ C1] ? tc_action_load_ops+0x550/0x550
[ 573.545563][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.545579][ C1] ? rcu_lock_release+0x5/0x20
[ 573.545607][ C1] tcf_action_init+0x2f3/0x750
[ 573.545627][ C1] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.545657][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.545688][ C1] ? apparmor_capable+0x12e/0x190
[ 573.545707][ C1] ? __nla_parse+0x3c/0x50
[ 573.545726][ C1] tc_ctl_action+0x49b/0xd00
[ 573.545748][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.545765][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.545809][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.545827][ C1] rtnetlink_rcv_msg+0x993/0xee0
[ 573.545847][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.545867][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.545886][ C1] ? stack_trace_save+0x1c0/0x1c0
[ 573.545904][ C1] ? __kernel_text_address+0x94/0x100
[ 573.545925][ C1] ? unwind_get_return_address+0x49/0x80
[ 573.545944][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.545961][ C1] ? arch_stack_walk+0xf3/0x140
[ 573.545980][ C1] ? mark_lock+0x98/0x340
[ 573.546004][ C1] ? mark_lock+0x98/0x340
[ 573.546021][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.546052][ C1] netlink_rcv_skb+0x1cf/0x410
[ 573.546068][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.546087][ C1] ? netlink_ack+0xb10/0xb10
[ 573.546110][ C1] netlink_unicast+0x7b6/0x980
[ 573.546133][ C1] ? netlink_detachskb+0x90/0x90
[ 573.546152][ C1] ? __virt_addr_valid+0x39e/0x450
[ 573.546168][ C1] ? 0xffffffff81000000
[ 573.546179][ C1] ? __check_object_size+0x300/0x410
[ 573.546199][ C1] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.546217][ C1] netlink_sendmsg+0xa30/0xd60
[ 573.546239][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.546256][ C1] ? aa_sock_msg_perm+0x91/0x150
[ 573.546275][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.546291][ C1] ? security_socket_sendmsg+0x7d/0xa0
[ 573.546307][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.546324][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 573.546343][ C1] ? iovec_from_user+0x300/0x390
[ 573.546365][ C1] ? __sys_sendmsg_sock+0x30/0x30
[ 573.546392][ C1] ___sys_sendmsg+0x252/0x2e0
[ 573.546413][ C1] ? __sys_sendmsg+0x260/0x260
[ 573.546433][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.546464][ C1] ? __context_tracking_enter+0x5f/0x90
[ 573.546484][ C1] ? __context_tracking_exit+0x4c/0x80
[ 573.546504][ C1] ? __fdget+0x158/0x220
[ 573.546523][ C1] __se_sys_sendmsg+0x19a/0x260
[ 573.546543][ C1] ? __x64_sys_sendmsg+0x80/0x80
[ 573.546566][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.546586][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 573.546605][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.546626][ C1] do_syscall_64+0x3b/0xb0
[ 573.546643][ C1] ? clear_bhb_loop+0x15/0x70
[ 573.546659][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.546677][ C1] RIP: 0033:0x7f9d0183bdf9
[ 573.546693][ 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
[ 573.546706][ C1] RSP: 002b:00007ffeb0daa0d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.546722][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9d0183bdf9
[ 573.546734][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.546744][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.546754][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.546764][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.546782][ C1]
[ 573.546794][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.174 msecs
[ 573.564633][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.242140][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 574.250128][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.260188][ T27] Call Trace:
[ 574.263473][ T27]
[ 574.266425][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.271121][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.276770][ T27] ? panic+0x860/0x860
[ 574.280877][ T27] panic+0x318/0x860
[ 574.284790][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.290521][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.296686][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.301901][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.307980][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.314147][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.320313][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.326475][ T27] watchdog+0xeb0/0xeb0
[ 574.330652][ T27] kthread+0x3f6/0x4f0
[ 574.334730][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.339760][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.344356][ T27] ret_from_fork+0x1f/0x30
[ 574.348821][ T27]
[ 574.352118][ T27] Kernel Offset: disabled
[ 574.356484][ T27] Rebooting in 86400 seconds..