Warning: Permanently added '10.128.1.14' (ED25519) to the list of known hosts.
executing program
[ 716.487328][ T27] INFO: task kworker/0:2:1280 blocked for more than 143 seconds.
[ 716.495268][ T27] Not tainted 5.15.160-syzkaller #0
[ 716.502030][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 716.511086][ T27] task:kworker/0:2 state:D stack:24632 pid: 1280 ppid: 2 flags:0x00004000
[ 716.520843][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 716.527150][ T27] Call Trace:
[ 716.530828][ T27]
[ 716.533774][ T27] __schedule+0x12c4/0x45b0
[ 716.538793][ T27] ? mark_lock+0x98/0x340
[ 716.543149][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.549691][ T27] ? release_firmware_map_entry+0x190/0x190
[ 716.555609][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 716.561543][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.566765][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 716.572402][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.577981][ T27] schedule+0x11b/0x1f0
[ 716.582161][ T27] schedule_preempt_disabled+0xf/0x20
[ 716.587909][ T27] __mutex_lock_common+0xe34/0x25a0
[ 716.593141][ T27] ? addrconf_verify_work+0xa/0x20
[ 716.598906][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 716.604133][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.610541][ T27] ? print_irqtrace_events+0x210/0x210
[ 716.616107][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.622448][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.627972][ T27] mutex_lock_nested+0x17/0x20
[ 716.632797][ T27] addrconf_verify_work+0xa/0x20
[ 716.638203][ T27] process_one_work+0x8a1/0x10c0
[ 716.643270][ T27] ? worker_detach_from_pool+0x260/0x260
[ 716.649344][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 716.654925][ T27] ? kthread_data+0x4e/0xc0
[ 716.659876][ T27] ? wq_worker_running+0x97/0x170
[ 716.665012][ T27] worker_thread+0xaca/0x1280
[ 716.670101][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.676046][ T27] kthread+0x3f6/0x4f0
[ 716.680595][ T27] ? rcu_lock_release+0x20/0x20
[ 716.685469][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.690442][ T27] ret_from_fork+0x1f/0x30
[ 716.694898][ T27]
[ 716.698586][ T27]
[ 716.698586][ T27] Showing all locks held in the system:
[ 716.706342][ T27] 1 lock held by khungtaskd/27:
[ 716.711724][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 716.721429][ T27] 3 locks held by kworker/0:2/1280:
[ 716.726647][ T27] #0: ffff888023cddd38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 716.738091][ T27] #1: ffffc900052afd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 716.748692][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 716.758533][ T27] 2 locks held by getty/3264:
[ 716.763220][ T27] #0: ffff88814a7c3098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 716.773400][ T27] #1: ffffc9000229c2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 716.783857][ T27] 2 locks held by syz-executor214/3530:
[ 716.789817][ T27]
[ 716.792160][ T27] =============================================
[ 716.792160][ T27]
[ 716.801078][ T27] NMI backtrace for cpu 1
[ 716.805424][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 716.813408][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 716.823478][ T27] Call Trace:
[ 716.826767][ T27]
[ 716.829705][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 716.834397][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 716.840042][ T27] ? panic+0x860/0x860
[ 716.844133][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 716.849351][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 716.854299][ T27] ? __wake_up_klogd+0xd5/0x100
[ 716.859172][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.865340][ T27] ? _printk+0xd1/0x120
[ 716.869512][ T27] ? panic+0x860/0x860
[ 716.873597][ T27] ? __wake_up_klogd+0xcc/0x100
[ 716.878464][ T27] ? panic+0x860/0x860
[ 716.882552][ T27] ? __rcu_read_unlock+0x92/0x100
[ 716.887621][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 716.893703][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 716.899699][ T27] watchdog+0xe72/0xeb0
[ 716.903879][ T27] kthread+0x3f6/0x4f0
[ 716.907963][ T27] ? hungtask_pm_notify+0x50/0x50
[ 716.913028][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.917634][ T27] ret_from_fork+0x1f/0x30
[ 716.922081][ T27]
[ 716.925240][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 716.930499][ C0] NMI backtrace for cpu 0
[ 716.930510][ C0] CPU: 0 PID: 3530 Comm: syz-executor214 Not tainted 5.15.160-syzkaller #0
[ 716.930527][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 716.930536][ C0] RIP: 0010:lock_acquire+0xcc/0x4f0
[ 716.930557][ C0] Code: 44 00 00 65 8b 1d 0c 69 9f 7e 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
[ 716.930575][ C0] RSP: 0018:ffffc90002306560 EFLAGS: 00000256
[ 716.930591][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff8162ac6c
[ 716.930602][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8de46668
[ 716.930612][ C0] RBP: ffffc900023066a8 R08: dffffc0000000000 R09: fffffbfff1bc8cce
[ 716.930625][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff92000460cb4
[ 716.930637][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000
[ 716.930647][ C0] FS: 0000555555cf1380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 716.930662][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 716.930673][ C0] CR2: 0000560b14b40600 CR3: 000000001e11e000 CR4: 00000000003506f0
[ 716.930687][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 716.930696][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 716.930706][ C0] Call Trace:
[ 716.930712][ C0]
[ 716.930718][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 716.930736][ C0] ? read_lock_is_recursive+0x10/0x10
[ 716.930754][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.930772][ C0] ? unknown_nmi_error+0xd0/0xd0
[ 716.930796][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 716.930813][ C0] ? nmi_handle+0xf7/0x370
[ 716.930831][ C0] ? lock_acquire+0xcc/0x4f0
[ 716.930845][ C0] ? default_do_nmi+0x62/0x150
[ 716.930864][ C0] ? exc_nmi+0xa8/0x100
[ 716.930879][ C0] ? end_repeat_nmi+0x16/0x31
[ 716.930899][ C0] ? lock_acquire+0xcc/0x4f0
[ 716.930914][ C0] ? lock_acquire+0xcc/0x4f0
[ 716.930929][ C0] ? lock_acquire+0xcc/0x4f0
[ 716.930944][ C0] ? lock_acquire+0xcc/0x4f0
[ 716.930959][ C0]
[ 716.930964][ C0]
[ 716.930971][ C0] ? read_lock_is_recursive+0x10/0x10
[ 716.930989][ C0] ? __might_sleep+0xc0/0xc0
[ 716.931007][ C0] ? rcu_lock_release+0x20/0x20
[ 716.931025][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 716.931043][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 716.931060][ C0] __mutex_lock_common+0x1da/0x25a0
[ 716.931078][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 716.931099][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 716.931116][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 716.931130][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 716.931149][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 716.931171][ C0] ? radix_tree_lookup+0x23b/0x280
[ 716.931187][ C0] ? radix_tree_lookup+0x234/0x280
[ 716.931205][ C0] mutex_lock_nested+0x17/0x20
[ 716.931221][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 716.931240][ C0] tcf_police_init+0x294/0x17c0
[ 716.931256][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 716.931270][ C0] ? netlink_unicast+0x7b6/0x980
[ 716.931289][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 716.931314][ C0] ? tcf_police_search+0x40/0x40
[ 716.931341][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 716.931357][ C0] ? nla_memcpy+0x56/0xb0
[ 716.931375][ C0] ? memcpy+0x3c/0x60
[ 716.931392][ C0] ? tcf_police_search+0x40/0x40
[ 716.931408][ C0] tcf_action_init_1+0x50f/0x7f0
[ 716.931429][ C0] ? tc_action_load_ops+0x550/0x550
[ 716.931445][ C0] ? read_lock_is_recursive+0x10/0x10
[ 716.931461][ C0] ? rcu_lock_release+0x5/0x20
[ 716.931488][ C0] tcf_action_init+0x2f3/0x750
[ 716.931508][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 716.931537][ C0] ? reacquire_held_locks+0x660/0x660
[ 716.931573][ C0] ? apparmor_capable+0x12e/0x190
[ 716.931593][ C0] ? __nla_parse+0x3c/0x50
[ 716.931611][ C0] tc_ctl_action+0x49b/0xd00
[ 716.931633][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 716.931650][ C0] ? read_lock_is_recursive+0x10/0x10
[ 716.931693][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 716.931710][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 716.931730][ C0] ? reacquire_held_locks+0x660/0x660
[ 716.931749][ C0] ? rtnetlink_bind+0x80/0x80
[ 716.931767][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 716.931785][ C0] ? __kernel_text_address+0x94/0x100
[ 716.931805][ C0] ? unwind_get_return_address+0x49/0x80
[ 716.931824][ C0] ? reacquire_held_locks+0x660/0x660
[ 716.931839][ C0] ? arch_stack_walk+0xf3/0x140
[ 716.931858][ C0] ? mark_lock+0x98/0x340
[ 716.931876][ C0] ? mark_lock+0x98/0x340
[ 716.931892][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 716.931922][ C0] netlink_rcv_skb+0x1cf/0x410
[ 716.931938][ C0] ? rtnetlink_bind+0x80/0x80
[ 716.931957][ C0] ? netlink_ack+0xb10/0xb10
[ 716.931979][ C0] netlink_unicast+0x7b6/0x980
[ 716.932001][ C0] ? netlink_detachskb+0x90/0x90
[ 716.932020][ C0] ? __virt_addr_valid+0x39e/0x450
[ 716.932035][ C0] ? 0xffffffff81000000
[ 716.932047][ C0] ? __check_object_size+0x300/0x410
[ 716.932066][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 716.932084][ C0] netlink_sendmsg+0xa30/0xd60
[ 716.932106][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 716.932122][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 716.932141][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 716.932156][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 716.932172][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 716.932188][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 716.932207][ C0] ? iovec_from_user+0x300/0x390
[ 716.932229][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 716.932254][ C0] ___sys_sendmsg+0x252/0x2e0
[ 716.932275][ C0] ? __sys_sendmsg+0x260/0x260
[ 716.932294][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 716.932323][ C0] ? __context_tracking_enter+0x5f/0x90
[ 716.932343][ C0] ? __context_tracking_exit+0x4c/0x80
[ 716.932362][ C0] ? __fdget+0x158/0x220
[ 716.932381][ C0] __se_sys_sendmsg+0x19a/0x260
[ 716.932401][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 716.932424][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 716.932442][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 716.932461][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 716.932481][ C0] do_syscall_64+0x3b/0xb0
[ 716.932497][ C0] ? clear_bhb_loop+0x15/0x70
[ 716.932513][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 716.932530][ C0] RIP: 0033:0x7f0511873df9
[ 716.932544][ 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
[ 716.932557][ C0] RSP: 002b:00007ffcf6ea0718 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 716.932578][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0511873df9
[ 716.932589][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 716.932599][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 716.932608][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 716.932617][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 716.932634][ C0]
[ 716.932641][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.141 msecs
[ 716.950175][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 717.641739][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 717.649738][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 717.659818][ T27] Call Trace:
[ 717.663115][ T27]
[ 717.666054][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 717.670761][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 717.676406][ T27] ? panic+0x860/0x860
[ 717.680499][ T27] panic+0x318/0x860
[ 717.684409][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 717.690055][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.696239][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 717.701477][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 717.707575][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.713743][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 717.720028][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 717.726228][ T27] watchdog+0xeb0/0xeb0
[ 717.730413][ T27] kthread+0x3f6/0x4f0
[ 717.734496][ T27] ? hungtask_pm_notify+0x50/0x50
[ 717.739531][ T27] ? kthread_blkcg+0xd0/0xd0
[ 717.744139][ T27] ret_from_fork+0x1f/0x30
[ 717.748582][ T27]
[ 717.751817][ T27] Kernel Offset: disabled
[ 717.756173][ T27] Rebooting in 86400 seconds..