Warning: Permanently added '10.128.1.181' (ED25519) to the list of known hosts.
executing program
[ 573.023396][ T27] INFO: task kworker/1:3:3312 blocked for more than 143 seconds.
[ 573.031283][ T27] Not tainted 5.15.160-syzkaller #0
[ 573.037986][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.046950][ T27] task:kworker/1:3 state:D stack:26144 pid: 3312 ppid: 2 flags:0x00004000
[ 573.056568][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.062854][ T27] Call Trace:
[ 573.066686][ T27]
[ 573.069632][ T27] __schedule+0x12c4/0x45b0
[ 573.074493][ T27] ? mark_lock+0x98/0x340
[ 573.078839][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.085240][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.091142][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.096941][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.102142][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.107692][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.112895][ T27] schedule+0x11b/0x1f0
[ 573.117333][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.122716][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.128393][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.133745][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.138954][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.145408][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.150872][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.157110][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.162319][ T27] mutex_lock_nested+0x17/0x20
[ 573.167449][ T27] addrconf_verify_work+0xa/0x20
[ 573.172390][ T27] process_one_work+0x8a1/0x10c0
[ 573.177742][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.183663][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.189213][ T27] ? kthread_data+0x4e/0xc0
[ 573.194076][ T27] ? wq_worker_running+0x97/0x170
[ 573.199104][ T27] worker_thread+0xaca/0x1280
[ 573.204112][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.210038][ T27] kthread+0x3f6/0x4f0
[ 573.214395][ T27] ? rcu_lock_release+0x20/0x20
[ 573.219248][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.224182][ T27] ret_from_fork+0x1f/0x30
[ 573.228615][ T27]
[ 573.231684][ T27]
[ 573.231684][ T27] Showing all locks held in the system:
[ 573.239880][ T27] 1 lock held by khungtaskd/27:
[ 573.244987][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.254556][ T27] 2 locks held by getty/3262:
[ 573.259231][ T27] #0: ffff88814b1f3098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.269301][ T27] #1: ffffc9000229c2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.279625][ T27] 3 locks held by kworker/1:3/3312:
[ 573.285076][ T27] #0: ffff8880242c9538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.296298][ T27] #1: ffffc900022b7d20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.306781][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.316506][ T27] 1 lock held by syz-executor300/3524:
[ 573.321978][ T27]
[ 573.324669][ T27] =============================================
[ 573.324669][ T27]
[ 573.333088][ T27] NMI backtrace for cpu 1
[ 573.337419][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.345401][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.355448][ T27] Call Trace:
[ 573.358723][ T27]
[ 573.361653][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.366328][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.371953][ T27] ? panic+0x860/0x860
[ 573.376019][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.381127][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.386058][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.390904][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.397047][ T27] ? _printk+0xd1/0x120
[ 573.401197][ T27] ? panic+0x860/0x860
[ 573.405262][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.410107][ T27] ? panic+0x860/0x860
[ 573.414171][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.419190][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.425255][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.431233][ T27] watchdog+0xe72/0xeb0
[ 573.435392][ T27] kthread+0x3f6/0x4f0
[ 573.439452][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.444468][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.449057][ T27] ret_from_fork+0x1f/0x30
[ 573.453477][ T27]
[ 573.456591][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 573.461800][ C0] NMI backtrace for cpu 0
[ 573.461808][ C0] CPU: 0 PID: 3524 Comm: syz-executor300 Not tainted 5.15.160-syzkaller #0
[ 573.461823][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.461831][ C0] RIP: 0010:lock_acquire+0x252/0x4f0
[ 573.461849][ C0] Code: 2b 00 74 08 4c 89 f7 e8 fc 7c 67 00 f6 44 24 61 02 0f 85 84 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25
[ 573.461859][ C0] RSP: 0018:ffffc90002ea6560 EFLAGS: 00000206
[ 573.461872][ C0] RAX: 0000000000000001 RBX: 1ffff920005d4cb8 RCX: ffffffff81636502
[ 573.461883][ C0] RDX: dffffc0000000000 RSI: ffffffff8a8b3c20 RDI: ffffffff8ad8f6c0
[ 573.461893][ C0] RBP: ffffc90002ea66a8 R08: dffffc0000000000 R09: fffffbfff1f7f032
[ 573.461903][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff920005d4cb4
[ 573.461913][ C0] R13: dffffc0000000000 R14: ffffc90002ea65c0 R15: 0000000000000246
[ 573.461923][ C0] FS: 0000555556322380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 573.461935][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.461945][ C0] CR2: 0000559bb5325600 CR3: 0000000079873000 CR4: 00000000003506f0
[ 573.461958][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.461965][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.461974][ C0] Call Trace:
[ 573.461978][ C0]
[ 573.461983][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.461998][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.462014][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.462029][ C0] ? unknown_nmi_error+0xd0/0xd0
[ 573.462050][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.462064][ C0] ? nmi_handle+0xf7/0x370
[ 573.462079][ C0] ? lock_acquire+0x252/0x4f0
[ 573.462091][ C0] ? default_do_nmi+0x62/0x150
[ 573.462107][ C0] ? exc_nmi+0xa8/0x100
[ 573.462121][ C0] ? end_repeat_nmi+0x16/0x31
[ 573.462137][ C0] ? validate_chain+0x112/0x5930
[ 573.462152][ C0] ? lock_acquire+0x252/0x4f0
[ 573.462165][ C0] ? lock_acquire+0x252/0x4f0
[ 573.462178][ C0] ? lock_acquire+0x252/0x4f0
[ 573.462191][ C0]
[ 573.462195][ C0]
[ 573.462202][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.462217][ C0] ? __might_sleep+0xc0/0xc0
[ 573.462232][ C0] ? rcu_lock_release+0x20/0x20
[ 573.462253][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 573.462266][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.462281][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.462296][ C0] __mutex_lock_common+0x1da/0x25a0
[ 573.462312][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.462329][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.462343][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.462358][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 573.462377][ C0] ? tcf_idr_check_alloc+0xba/0x380
[ 573.462390][ C0] ? radix_tree_lookup+0x234/0x280
[ 573.462405][ C0] mutex_lock_nested+0x17/0x20
[ 573.462419][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 573.462435][ C0] tcf_police_init+0x294/0x17c0
[ 573.462448][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 573.462460][ C0] ? netlink_unicast+0x7b6/0x980
[ 573.462476][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 573.462496][ C0] ? tcf_police_search+0x40/0x40
[ 573.462520][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 573.462533][ C0] ? nla_memcpy+0x56/0xb0
[ 573.462548][ C0] ? memcpy+0x3c/0x60
[ 573.462563][ C0] ? tcf_police_search+0x40/0x40
[ 573.462577][ C0] tcf_action_init_1+0x50f/0x7f0
[ 573.462595][ C0] ? tc_action_load_ops+0x550/0x550
[ 573.462609][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.462623][ C0] ? rcu_lock_release+0x5/0x20
[ 573.462646][ C0] tcf_action_init+0x2f3/0x750
[ 573.462663][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.462688][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.462714][ C0] ? apparmor_capable+0x12e/0x190
[ 573.462731][ C0] ? __nla_parse+0x3c/0x50
[ 573.462746][ C0] tc_ctl_action+0x49b/0xd00
[ 573.462765][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.462779][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.462817][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.462831][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 573.462847][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.462864][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.462879][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 573.462894][ C0] ? __kernel_text_address+0x94/0x100
[ 573.462910][ C0] ? unwind_get_return_address+0x49/0x80
[ 573.462927][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.462940][ C0] ? arch_stack_walk+0xf3/0x140
[ 573.462956][ C0] ? mark_lock+0x98/0x340
[ 573.462971][ C0] ? mark_lock+0x98/0x340
[ 573.462985][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.463011][ C0] netlink_rcv_skb+0x1cf/0x410
[ 573.463024][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.463040][ C0] ? netlink_ack+0xb10/0xb10
[ 573.463059][ C0] netlink_unicast+0x7b6/0x980
[ 573.463078][ C0] ? netlink_detachskb+0x90/0x90
[ 573.463093][ C0] ? __virt_addr_valid+0x39e/0x450
[ 573.463106][ C0] ? 0xffffffff81000000
[ 573.463116][ C0] ? __check_object_size+0x300/0x410
[ 573.463132][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.463147][ C0] netlink_sendmsg+0xa30/0xd60
[ 573.463168][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.463183][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 573.463198][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.463211][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 573.463225][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.463238][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 573.463258][ C0] ? iovec_from_user+0x300/0x390
[ 573.463277][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 573.463298][ C0] ___sys_sendmsg+0x252/0x2e0
[ 573.463316][ C0] ? __sys_sendmsg+0x260/0x260
[ 573.463332][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.463358][ C0] ? __context_tracking_enter+0x5f/0x90
[ 573.463374][ C0] ? __context_tracking_exit+0x4c/0x80
[ 573.463390][ C0] ? __fdget+0x158/0x220
[ 573.463406][ C0] __se_sys_sendmsg+0x19a/0x260
[ 573.463422][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 573.463442][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.463458][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 573.463473][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.463490][ C0] do_syscall_64+0x3b/0xb0
[ 573.463503][ C0] ? clear_bhb_loop+0x15/0x70
[ 573.463516][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.463530][ C0] RIP: 0033:0x7f93cfa05df9
[ 573.463543][ C0] 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
[ 573.463554][ C0] RSP: 002b:00007ffeb0f674a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.463568][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f93cfa05df9
[ 573.463577][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.463586][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.463593][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.463601][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.463616][ C0]
[ 573.463628][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.821 msecs
[ 573.476190][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.168017][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 574.175990][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 574.186036][ T27] Call Trace:
[ 574.189311][ T27]
[ 574.192240][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.196917][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.202542][ T27] ? panic+0x860/0x860
[ 574.206617][ T27] panic+0x318/0x860
[ 574.210508][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.216134][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.222282][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.227474][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.233538][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.239682][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.245828][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.251977][ T27] watchdog+0xeb0/0xeb0
[ 574.256136][ T27] kthread+0x3f6/0x4f0
[ 574.260199][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.265303][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.269885][ T27] ret_from_fork+0x1f/0x30
[ 574.274322][ T27]
[ 574.277540][ T27] Kernel Offset: disabled
[ 574.281864][ T27] Rebooting in 86400 seconds..