Warning: Permanently added '10.128.1.74' (ED25519) to the list of known hosts.
executing program
[ 573.068847][ T27] INFO: task kworker/1:3:3247 blocked for more than 143 seconds.
[ 573.076849][ T27] Not tainted 5.15.160-syzkaller #0
[ 573.084723][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.093836][ T27] task:kworker/1:3 state:D stack:26144 pid: 3247 ppid: 2 flags:0x00004000
[ 573.103954][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.110919][ T27] Call Trace:
[ 573.114209][ T27]
[ 573.117140][ T27] __schedule+0x12c4/0x45b0
[ 573.122140][ T27] ? mark_lock+0x98/0x340
[ 573.126480][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.132834][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.138979][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.144448][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.150048][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.155262][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.160780][ T27] schedule+0x11b/0x1f0
[ 573.164948][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.170678][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.175899][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.181401][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.186714][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.193196][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.198886][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.204792][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.210386][ T27] mutex_lock_nested+0x17/0x20
[ 573.215156][ T27] addrconf_verify_work+0xa/0x20
[ 573.220394][ T27] process_one_work+0x8a1/0x10c0
[ 573.225437][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.231428][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.236978][ T27] ? kthread_data+0x4e/0xc0
[ 573.241926][ T27] ? wq_worker_running+0x97/0x170
[ 573.246958][ T27] worker_thread+0xaca/0x1280
[ 573.252023][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.257946][ T27] kthread+0x3f6/0x4f0
[ 573.262363][ T27] ? rcu_lock_release+0x20/0x20
[ 573.267217][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.272203][ T27] ret_from_fork+0x1f/0x30
[ 573.276642][ T27]
[ 573.280021][ T27]
[ 573.280021][ T27] Showing all locks held in the system:
[ 573.288103][ T27] 1 lock held by khungtaskd/27:
[ 573.293661][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.303673][ T27] 3 locks held by kworker/1:3/3247:
[ 573.309174][ T27] #0: ffff888023929d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.320792][ T27] #1: ffffc90002f47d20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.331370][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.341019][ T27] 2 locks held by getty/3258:
[ 573.345695][ T27] #0: ffff8880247cd098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.355842][ T27] #1: ffffc9000229b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.366214][ T27] 1 lock held by syz-executor248/3529:
[ 573.371887][ T27]
[ 573.374215][ T27] =============================================
[ 573.374215][ T27]
[ 573.383145][ T27] NMI backtrace for cpu 0
[ 573.387482][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.395540][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.405599][ T27] Call Trace:
[ 573.408938][ T27]
[ 573.411863][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.416542][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.422167][ T27] ? panic+0x860/0x860
[ 573.426233][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.431343][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.436275][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.441135][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.447279][ T27] ? _printk+0xd1/0x120
[ 573.451445][ T27] ? panic+0x860/0x860
[ 573.455504][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.460348][ T27] ? panic+0x860/0x860
[ 573.464411][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.469431][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.475586][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.481562][ T27] watchdog+0xe72/0xeb0
[ 573.485723][ T27] kthread+0x3f6/0x4f0
[ 573.489803][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.494862][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.499556][ T27] ret_from_fork+0x1f/0x30
[ 573.504146][ T27]
[ 573.507346][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 573.512586][ C1] NMI backtrace for cpu 1
[ 573.512596][ C1] CPU: 1 PID: 3529 Comm: syz-executor248 Not tainted 5.15.160-syzkaller #0
[ 573.512611][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.512620][ C1] RIP: 0010:lock_acquire+0xd6/0x4f0
[ 573.512637][ C1] Code: 83 fb 08 0f 83 e2 02 00 00 89 d8 c1 e8 06 48 8d 3c c5 68 66 e4 8d be 08 00 00 00 e8 f4 7f 67 00 89 d8 48 0f a3 05 f2 b9 81 0c <73> 0d e8 d3 67 08 00 84 c0 0f 84 b9 02 00 00 48 c7 c0 04 9a e4 8d
[ 573.512648][ C1] RSP: 0018:ffffc90003046560 EFLAGS: 00000257
[ 573.512661][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8162ac6c
[ 573.512671][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8de46668
[ 573.512680][ C1] RBP: ffffc900030466a8 R08: dffffc0000000000 R09: fffffbfff1bc8cce
[ 573.512690][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff92000608cb4
[ 573.512700][ C1] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
[ 573.512709][ C1] FS: 0000555556084380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 573.512721][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.512731][ C1] CR2: 00007f29833d3580 CR3: 0000000018b38000 CR4: 00000000003506e0
[ 573.512744][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.512752][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.512761][ C1] Call Trace:
[ 573.512765][ C1]
[ 573.512770][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.512786][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.512801][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.512816][ C1] ? unknown_nmi_error+0xd0/0xd0
[ 573.512837][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.512851][ C1] ? nmi_handle+0xf7/0x370
[ 573.512866][ C1] ? lock_acquire+0xd6/0x4f0
[ 573.512878][ C1] ? default_do_nmi+0x62/0x150
[ 573.512894][ C1] ? exc_nmi+0xa8/0x100
[ 573.512907][ C1] ? end_repeat_nmi+0x16/0x31
[ 573.512924][ C1] ? lock_acquire+0xcc/0x4f0
[ 573.512937][ C1] ? lock_acquire+0xd6/0x4f0
[ 573.512950][ C1] ? lock_acquire+0xd6/0x4f0
[ 573.512963][ C1] ? lock_acquire+0xd6/0x4f0
[ 573.512976][ C1]
[ 573.512979][ C1]
[ 573.512986][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.513001][ C1] ? __might_sleep+0xc0/0xc0
[ 573.513017][ C1] ? rcu_lock_release+0x20/0x20
[ 573.513033][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 573.513048][ C1] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.513063][ C1] __mutex_lock_common+0x1da/0x25a0
[ 573.513079][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.513096][ C1] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.513110][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.513124][ C1] ? mutex_lock_io_nested+0x60/0x60
[ 573.513141][ C1] ? radix_tree_lookup+0x59/0x280
[ 573.513155][ C1] ? radix_tree_lookup+0x59/0x280
[ 573.513169][ C1] ? radix_tree_lookup+0x234/0x280
[ 573.513184][ C1] mutex_lock_nested+0x17/0x20
[ 573.513198][ C1] tcf_idr_check_alloc+0xa1/0x380
[ 573.513214][ C1] tcf_police_init+0x294/0x17c0
[ 573.513228][ C1] ? netlink_rcv_skb+0x1cf/0x410
[ 573.513240][ C1] ? netlink_unicast+0x7b6/0x980
[ 573.513255][ C1] ? __se_sys_sendmsg+0x19a/0x260
[ 573.513276][ C1] ? tcf_police_search+0x40/0x40
[ 573.513300][ C1] ? tcf_action_init_1+0x226/0x7f0
[ 573.513313][ C1] ? nla_memcpy+0x56/0xb0
[ 573.513328][ C1] ? memcpy+0x3c/0x60
[ 573.513343][ C1] ? tcf_police_search+0x40/0x40
[ 573.513357][ C1] tcf_action_init_1+0x50f/0x7f0
[ 573.513375][ C1] ? tc_action_load_ops+0x550/0x550
[ 573.513389][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.513403][ C1] ? rcu_lock_release+0x5/0x20
[ 573.513432][ C1] tcf_action_init+0x2f3/0x750
[ 573.513449][ C1] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.513474][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.513500][ C1] ? apparmor_capable+0x12e/0x190
[ 573.513517][ C1] ? __nla_parse+0x3c/0x50
[ 573.513532][ C1] tc_ctl_action+0x49b/0xd00
[ 573.513550][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.513564][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.513602][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.513616][ C1] rtnetlink_rcv_msg+0x993/0xee0
[ 573.513632][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.513649][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.513663][ C1] ? stack_trace_save+0x1c0/0x1c0
[ 573.513679][ C1] ? __kernel_text_address+0x94/0x100
[ 573.513696][ C1] ? unwind_get_return_address+0x49/0x80
[ 573.513712][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.513725][ C1] ? arch_stack_walk+0xf3/0x140
[ 573.513741][ C1] ? mark_lock+0x98/0x340
[ 573.513756][ C1] ? mark_lock+0x98/0x340
[ 573.513770][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.513796][ C1] netlink_rcv_skb+0x1cf/0x410
[ 573.513810][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.513825][ C1] ? netlink_ack+0xb10/0xb10
[ 573.513844][ C1] netlink_unicast+0x7b6/0x980
[ 573.513863][ C1] ? netlink_detachskb+0x90/0x90
[ 573.513878][ C1] ? __virt_addr_valid+0x39e/0x450
[ 573.513891][ C1] ? 0xffffffff81000000
[ 573.513901][ C1] ? __check_object_size+0x300/0x410
[ 573.513917][ C1] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.513932][ C1] netlink_sendmsg+0xa30/0xd60
[ 573.513950][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.513965][ C1] ? aa_sock_msg_perm+0x91/0x150
[ 573.513980][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.513993][ C1] ? security_socket_sendmsg+0x7d/0xa0
[ 573.514007][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.514021][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 573.514036][ C1] ? iovec_from_user+0x300/0x390
[ 573.514055][ C1] ? __sys_sendmsg_sock+0x30/0x30
[ 573.514077][ C1] ___sys_sendmsg+0x252/0x2e0
[ 573.514094][ C1] ? __sys_sendmsg+0x260/0x260
[ 573.514110][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.514135][ C1] ? __context_tracking_enter+0x5f/0x90
[ 573.514152][ C1] ? __context_tracking_exit+0x4c/0x80
[ 573.514168][ C1] ? __fdget+0x158/0x220
[ 573.514184][ C1] __se_sys_sendmsg+0x19a/0x260
[ 573.514201][ C1] ? __x64_sys_sendmsg+0x80/0x80
[ 573.514220][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.514235][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 573.514251][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.514268][ C1] do_syscall_64+0x3b/0xb0
[ 573.514281][ C1] ? clear_bhb_loop+0x15/0x70
[ 573.514294][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.514308][ C1] RIP: 0033:0x7f7ebf2cadf9
[ 573.514321][ 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
[ 573.514331][ C1] RSP: 002b:00007ffd93a5ae78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.514345][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7ebf2cadf9
[ 573.514355][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.514363][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.514371][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.514379][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.514393][ C1]
[ 573.514399][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.812 msecs
[ 573.534531][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 573.534546][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.534565][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.534575][ T27] Call Trace:
[ 573.534582][ T27]
[ 573.534589][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.534615][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.534633][ T27] ? panic+0x860/0x860
[ 573.534669][ T27] panic+0x318/0x860
[ 573.534687][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 573.534707][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 573.534727][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 573.534746][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.534768][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 573.534785][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 573.534805][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 573.534825][ T27] watchdog+0xeb0/0xeb0
[ 573.534853][ T27] kthread+0x3f6/0x4f0
[ 573.534870][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.534887][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.534905][ T27] ret_from_fork+0x1f/0x30
[ 573.534935][ T27]
[ 573.535144][ T27] Kernel Offset: disabled
[ 574.344640][ T27] Rebooting in 86400 seconds..