Warning: Permanently added '10.128.0.90' (ED25519) to the list of known hosts.
executing program
[ 572.939433][ T27] INFO: task kworker/0:3:1302 blocked for more than 143 seconds.
[ 572.947307][ T27] Not tainted 5.15.160-syzkaller #0
[ 572.953769][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 572.962739][ T27] task:kworker/0:3 state:D stack:24160 pid: 1302 ppid: 2 flags:0x00004000
[ 572.972218][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 572.978482][ T27] Call Trace:
[ 572.982108][ T27]
[ 572.985038][ T27] __schedule+0x12c4/0x45b0
[ 572.989830][ T27] ? mark_lock+0x98/0x340
[ 572.994162][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.000540][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.006431][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.012264][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.017463][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.022977][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.028178][ T27] schedule+0x11b/0x1f0
[ 573.032618][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.037983][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.043548][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.048661][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.054407][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.060658][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.066111][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.072318][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.077519][ T27] mutex_lock_nested+0x17/0x20
[ 573.082603][ T27] addrconf_verify_work+0xa/0x20
[ 573.087537][ T27] process_one_work+0x8a1/0x10c0
[ 573.092761][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.098396][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.104268][ T27] ? kthread_data+0x4e/0xc0
[ 573.108771][ T27] ? wq_worker_running+0x97/0x170
[ 573.114137][ T27] worker_thread+0xaca/0x1280
[ 573.118813][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.125061][ T27] kthread+0x3f6/0x4f0
[ 573.129129][ T27] ? rcu_lock_release+0x20/0x20
[ 573.134323][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.138909][ T27] ret_from_fork+0x1f/0x30
[ 573.143653][ T27]
[ 573.146764][ T27]
[ 573.146764][ T27] Showing all locks held in the system:
[ 573.154868][ T27] 1 lock held by khungtaskd/27:
[ 573.159932][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.169473][ T27] 3 locks held by kworker/0:3/1302:
[ 573.174657][ T27] #0: ffff88814b081538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.185929][ T27] #1: ffffc9000576fd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.196393][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.206014][ T27] 2 locks held by getty/3258:
[ 573.210891][ T27] #0: ffff88807f5da098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.220905][ T27] #1: ffffc9000209b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.231225][ T27] 1 lock held by syz-executor400/3523:
[ 573.236675][ T27]
[ 573.238983][ T27] =============================================
[ 573.238983][ T27]
[ 573.247822][ T27] NMI backtrace for cpu 0
[ 573.252146][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.260110][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.270148][ T27] Call Trace:
[ 573.273419][ T27]
[ 573.276334][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.281003][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.286633][ T27] ? panic+0x860/0x860
[ 573.290697][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.295799][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.300721][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.305563][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.311701][ T27] ? _printk+0xd1/0x120
[ 573.315844][ T27] ? panic+0x860/0x860
[ 573.319899][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.324740][ T27] ? panic+0x860/0x860
[ 573.328798][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.333814][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.339870][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.345841][ T27] watchdog+0xe72/0xeb0
[ 573.349995][ T27] kthread+0x3f6/0x4f0
[ 573.354052][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.359066][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.363645][ T27] ret_from_fork+0x1f/0x30
[ 573.368067][ T27]
[ 573.371168][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 573.376374][ C1] NMI backtrace for cpu 1
[ 573.376383][ C1] CPU: 1 PID: 3523 Comm: syz-executor400 Not tainted 5.15.160-syzkaller #0
[ 573.376398][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.376406][ C1] RIP: 0010:__lock_acquire+0x134/0x1ff0
[ 573.376423][ C1] Code: b7 15 00 00 48 89 6c 24 30 8b 6d 00 48 c7 c0 c0 ff 3e 91 48 c1 e8 03 0f b6 04 10 84 c0 0f 85 bf 15 00 00 83 3d bc 4c dc 0f 00 <75> 09 83 fd 30 0f 83 d3 13 00 00 44 89 7c 24 2c 44 8b bc 24 d0 00
[ 573.376434][ C1] RSP: 0018:ffffc90004d56480 EFLAGS: 00000046
[ 573.376447][ C1] RAX: 0000000000000004 RBX: ffffffff8f93ae80 RCX: ffffffff913eff03
[ 573.376457][ C1] RDX: dffffc0000000000 RSI: 0000000000000000 RDI: ffff88814a185068
[ 573.376467][ C1] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
[ 573.376475][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000
[ 573.376483][ C1] R13: ffff88807d705940 R14: 0000000000000000 R15: 0000000000000001
[ 573.376492][ C1] FS: 00005555568b9380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 573.376505][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.376515][ C1] CR2: 0000564b20ad9600 CR3: 000000007925e000 CR4: 00000000003506e0
[ 573.376527][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.376535][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.376543][ C1] Call Trace:
[ 573.376547][ C1]
[ 573.376552][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.376567][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.376581][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.376601][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.376615][ C1] ? nmi_handle+0xf7/0x370
[ 573.376630][ C1] ? __lock_acquire+0x134/0x1ff0
[ 573.376643][ C1] ? default_do_nmi+0x62/0x150
[ 573.376658][ C1] ? exc_nmi+0xa8/0x100
[ 573.376671][ C1] ? end_repeat_nmi+0x16/0x31
[ 573.376688][ C1] ? __lock_acquire+0x134/0x1ff0
[ 573.376701][ C1] ? __lock_acquire+0x134/0x1ff0
[ 573.376714][ C1] ? __lock_acquire+0x134/0x1ff0
[ 573.376727][ C1]
[ 573.376731][ C1]
[ 573.376740][ C1] lock_acquire+0x1db/0x4f0
[ 573.376752][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.376769][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.376783][ C1] ? __might_sleep+0xc0/0xc0
[ 573.376798][ C1] ? rcu_lock_release+0x20/0x20
[ 573.376813][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 573.376826][ C1] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.376840][ C1] __mutex_lock_common+0x1da/0x25a0
[ 573.376856][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.376872][ C1] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.376886][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.376899][ C1] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.376914][ C1] ? mutex_lock_io_nested+0x60/0x60
[ 573.376929][ C1] ? radix_tree_lookup+0x23/0x280
[ 573.376943][ C1] ? __sanitizer_cov_trace_pc+0x58/0x60
[ 573.376958][ C1] ? radix_tree_lookup+0x234/0x280
[ 573.376973][ C1] mutex_lock_nested+0x17/0x20
[ 573.376987][ C1] tcf_idr_check_alloc+0xa1/0x380
[ 573.377002][ C1] tcf_police_init+0x294/0x17c0
[ 573.377015][ C1] ? netlink_rcv_skb+0x1cf/0x410
[ 573.377027][ C1] ? netlink_unicast+0x7b6/0x980
[ 573.377042][ C1] ? __se_sys_sendmsg+0x19a/0x260
[ 573.377061][ C1] ? tcf_police_search+0x40/0x40
[ 573.377082][ C1] ? tcf_action_init_1+0x226/0x7f0
[ 573.377095][ C1] ? nla_memcpy+0x56/0xb0
[ 573.377110][ C1] ? memcpy+0x3c/0x60
[ 573.377124][ C1] ? tcf_police_search+0x40/0x40
[ 573.377137][ C1] tcf_action_init_1+0x50f/0x7f0
[ 573.377158][ C1] ? tc_action_load_ops+0x550/0x550
[ 573.377172][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.377186][ C1] ? rcu_lock_release+0x5/0x20
[ 573.377206][ C1] tcf_action_init+0x2f3/0x750
[ 573.377222][ C1] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.377244][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.377267][ C1] ? apparmor_capable+0x12e/0x190
[ 573.377283][ C1] ? __nla_parse+0x3c/0x50
[ 573.377298][ C1] tc_ctl_action+0x49b/0xd00
[ 573.377315][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.377329][ C1] ? read_lock_is_recursive+0x10/0x10
[ 573.377361][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.377375][ C1] rtnetlink_rcv_msg+0x993/0xee0
[ 573.377391][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.377407][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.377422][ C1] ? stack_trace_save+0x1c0/0x1c0
[ 573.377437][ C1] ? __kernel_text_address+0x94/0x100
[ 573.377454][ C1] ? unwind_get_return_address+0x49/0x80
[ 573.377470][ C1] ? reacquire_held_locks+0x660/0x660
[ 573.377483][ C1] ? arch_stack_walk+0xf3/0x140
[ 573.377498][ C1] ? mark_lock+0x98/0x340
[ 573.377512][ C1] ? mark_lock+0x98/0x340
[ 573.377526][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.377548][ C1] netlink_rcv_skb+0x1cf/0x410
[ 573.377562][ C1] ? rtnetlink_bind+0x80/0x80
[ 573.377577][ C1] ? netlink_ack+0xb10/0xb10
[ 573.377594][ C1] netlink_unicast+0x7b6/0x980
[ 573.377612][ C1] ? netlink_detachskb+0x90/0x90
[ 573.377627][ C1] ? __virt_addr_valid+0x39e/0x450
[ 573.377640][ C1] ? 0xffffffff81000000
[ 573.377650][ C1] ? __check_object_size+0x300/0x410
[ 573.377666][ C1] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.377680][ C1] netlink_sendmsg+0xa30/0xd60
[ 573.377697][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.377710][ C1] ? aa_sock_msg_perm+0x91/0x150
[ 573.377725][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.377738][ C1] ? security_socket_sendmsg+0x7d/0xa0
[ 573.377751][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.377765][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 573.377779][ C1] ? iovec_from_user+0x300/0x390
[ 573.377797][ C1] ? __sys_sendmsg_sock+0x30/0x30
[ 573.377817][ C1] ___sys_sendmsg+0x252/0x2e0
[ 573.377834][ C1] ? __sys_sendmsg+0x260/0x260
[ 573.377849][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 573.377872][ C1] ? __context_tracking_enter+0x5f/0x90
[ 573.377888][ C1] ? __context_tracking_exit+0x4c/0x80
[ 573.377903][ C1] ? __fdget+0x158/0x220
[ 573.377919][ C1] __se_sys_sendmsg+0x19a/0x260
[ 573.377935][ C1] ? __x64_sys_sendmsg+0x80/0x80
[ 573.377953][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.377968][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 573.377983][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.378000][ C1] do_syscall_64+0x3b/0xb0
[ 573.378013][ C1] ? clear_bhb_loop+0x15/0x70
[ 573.378026][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.378039][ C1] RIP: 0033:0x7f769c982df9
[ 573.378052][ 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
[ 573.378062][ C1] RSP: 002b:00007ffd7ee0d178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.378075][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f769c982df9
[ 573.378085][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.378093][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.378101][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.378109][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.378121][ C1]
[ 573.378127][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.752 msecs
[ 573.391885][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 573.391897][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.391914][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.391923][ T27] Call Trace:
[ 573.391930][ T27]
[ 573.391937][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.391960][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.391978][ T27] ? panic+0x860/0x860
[ 573.392007][ T27] panic+0x318/0x860
[ 573.392024][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 573.392043][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 573.392062][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 573.392081][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.392102][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 573.392119][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 573.392139][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 573.392158][ T27] watchdog+0xeb0/0xeb0
[ 573.392185][ T27] kthread+0x3f6/0x4f0
[ 573.392202][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.392219][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.392236][ T27] ret_from_fork+0x1f/0x30
[ 573.392266][ T27]
[ 573.392458][ T27] Kernel Offset: disabled
[ 574.200355][ T27] Rebooting in 86400 seconds..