Warning: Permanently added '10.128.0.250' (ED25519) to the list of known hosts.
executing program
[ 573.523952][ T30] INFO: task kworker/u8:11:2908 blocked for more than 143 seconds.
[ 573.532120][ T30] Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.542543][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.551464][ T30] task:kworker/u8:11 state:D stack:19672 pid:2908 tgid:2908 ppid:2 flags:0x00004000
[ 573.561860][ T30] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.568372][ T30] Call Trace:
[ 573.571663][ T30]
[ 573.574821][ T30] __schedule+0x17e8/0x4a20
[ 573.579371][ T30] ? __pfx___schedule+0x10/0x10
[ 573.584465][ T30] ? __pfx_lock_release+0x10/0x10
[ 573.589512][ T30] ? __mutex_trylock_common+0x92/0x2e0
[ 573.595231][ T30] ? kthread_data+0x52/0xd0
[ 573.599750][ T30] ? schedule+0x90/0x320
[ 573.604273][ T30] ? wq_worker_sleeping+0x66/0x240
[ 573.609420][ T30] ? schedule+0x90/0x320
[ 573.613678][ T30] schedule+0x14b/0x320
[ 573.618134][ T30] schedule_preempt_disabled+0x13/0x30
[ 573.623613][ T30] __mutex_lock+0x6a4/0xd70
[ 573.628174][ T30] ? __mutex_lock+0x527/0xd70
[ 573.632862][ T30] ? addrconf_verify_work+0x19/0x30
[ 573.638396][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 573.643452][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 573.650038][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 573.656661][ T30] ? process_scheduled_works+0x945/0x1830
[ 573.662398][ T30] addrconf_verify_work+0x19/0x30
[ 573.667715][ T30] process_scheduled_works+0xa2c/0x1830
[ 573.673308][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 573.679546][ T30] ? assign_work+0x364/0x3d0
[ 573.684331][ T30] worker_thread+0x86d/0xd70
[ 573.688946][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 573.695073][ T30] ? __kthread_parkme+0x169/0x1d0
[ 573.700119][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.705473][ T30] kthread+0x2f0/0x390
[ 573.709566][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.714903][ T30] ? __pfx_kthread+0x10/0x10
[ 573.719510][ T30] ret_from_fork+0x4b/0x80
[ 573.724210][ T30] ? __pfx_kthread+0x10/0x10
[ 573.728820][ T30] ret_from_fork_asm+0x1a/0x30
[ 573.733611][ T30]
[ 573.737122][ T30]
[ 573.737122][ T30] Showing all locks held in the system:
[ 573.745084][ T30] 1 lock held by khungtaskd/30:
[ 573.749944][ T30] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 573.760082][ T30] 3 locks held by kworker/u8:11/2908:
[ 573.765632][ T30] #0: ffff88802a33f148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 573.777473][ T30] #1: ffffc90009f47d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 573.791394][ T30] #2: ffffffff8f5e7648 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 573.801114][ T30] 1 lock held by syslogd/4528:
[ 573.806063][ T30] 2 locks held by getty/4845:
[ 573.810740][ T30] #0: ffff88802aa550a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 573.820818][ T30] #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 573.831140][ T30] 2 locks held by syz-executor397/5110:
[ 573.836919][ T30]
[ 573.839248][ T30] =============================================
[ 573.839248][ T30]
[ 573.847924][ T30] NMI backtrace for cpu 1
[ 573.852267][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.862157][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.872241][ T30] Call Trace:
[ 573.875525][ T30]
[ 573.878459][ T30] dump_stack_lvl+0x241/0x360
[ 573.883146][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 573.888349][ T30] ? __pfx__printk+0x10/0x10
[ 573.892931][ T30] ? vprintk_emit+0x631/0x770
[ 573.897599][ T30] ? __pfx_vprintk_emit+0x10/0x10
[ 573.902614][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 573.907550][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 573.912995][ T30] ? _printk+0xd5/0x120
[ 573.917140][ T30] ? __pfx__printk+0x10/0x10
[ 573.921721][ T30] ? __wake_up_klogd+0xcc/0x110
[ 573.926562][ T30] ? __pfx__printk+0x10/0x10
[ 573.931144][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 573.936163][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 573.942131][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 573.948104][ T30] watchdog+0xfde/0x1020
[ 573.952336][ T30] ? watchdog+0x1ea/0x1020
[ 573.956745][ T30] ? __pfx_watchdog+0x10/0x10
[ 573.961414][ T30] kthread+0x2f0/0x390
[ 573.965471][ T30] ? __pfx_watchdog+0x10/0x10
[ 573.970135][ T30] ? __pfx_kthread+0x10/0x10
[ 573.974719][ T30] ret_from_fork+0x4b/0x80
[ 573.979124][ T30] ? __pfx_kthread+0x10/0x10
[ 573.983706][ T30] ret_from_fork_asm+0x1a/0x30
[ 573.988484][ T30]
[ 573.991829][ T30] Sending NMI from CPU 1 to CPUs 0:
[ 573.997097][ C0] NMI backtrace for cpu 0
[ 573.997109][ C0] CPU: 0 PID: 5110 Comm: syz-executor397 Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 573.997126][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.997144][ C0] RIP: 0010:kasan_check_range+0x86/0x290
[ 573.997173][ C0] Code: 00 fc ff df 4f 8d 3c 31 4c 89 fd 4c 29 dd 48 83 fd 10 7f 29 48 85 ed 0f 84 3e 01 00 00 4c 89 cd 48 f7 d5 48 01 dd 41 80 3b 00 <0f> 85 c9 01 00 00 49 ff c3 48 ff c5 75 ee e9 1e 01 00 00 45 89 dc
[ 573.997185][ C0] RSP: 0018:ffffc9000355e480 EFLAGS: 00000046
[ 573.997199][ C0] RAX: 0000000000000001 RBX: 1ffffffff25f6ab1 RCX: ffffffff8172739e
[ 573.997210][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff92fb5588
[ 573.997220][ C0] RBP: ffffffffffffffff R08: ffffffff92fb558f R09: 1ffffffff25f6ab1
[ 573.997232][ C0] R10: dffffc0000000000 R11: fffffbfff25f6ab1 R12: 0000000000000000
[ 573.997242][ C0] R13: ffff88801a766500 R14: dffffc0000000001 R15: fffffbfff25f6ab2
[ 573.997254][ C0] FS: 000055557fa6d380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 573.997267][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.997278][ C0] CR2: 00005585235727f0 CR3: 000000006771c000 CR4: 00000000003506f0
[ 573.997292][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.997300][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.997310][ C0] Call Trace:
[ 573.997318][ C0]
[ 573.997324][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 573.997343][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 573.997360][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 573.997384][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 573.997401][ C0] ? nmi_handle+0x14f/0x5a0
[ 573.997419][ C0] ? nmi_handle+0x2a/0x5a0
[ 573.997439][ C0] ? kasan_check_range+0x86/0x290
[ 573.997456][ C0] ? default_do_nmi+0x63/0x160
[ 573.997474][ C0] ? exc_nmi+0x123/0x1f0
[ 573.997491][ C0] ? end_repeat_nmi+0xf/0x53
[ 573.997510][ C0] ? __lock_acquire+0x86e/0x1fd0
[ 573.997526][ C0] ? kasan_check_range+0x86/0x290
[ 573.997544][ C0] ? kasan_check_range+0x86/0x290
[ 573.997563][ C0] ? kasan_check_range+0x86/0x290
[ 573.997581][ C0]
[ 573.997586][ C0]
[ 573.997593][ C0] __lock_acquire+0x86e/0x1fd0
[ 573.997615][ C0] lock_acquire+0x1ed/0x550
[ 573.997630][ C0] ? tcf_idr_check_alloc+0x110/0x900
[ 573.997650][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 573.997665][ C0] ? tcf_idr_check_alloc+0x110/0x900
[ 573.997680][ C0] ? __pfx_lock_release+0x10/0x10
[ 573.997695][ C0] ? tcf_idr_check_alloc+0x110/0x900
[ 573.997712][ C0] ? preempt_schedule_notrace_thunk+0x1a/0x30
[ 573.997730][ C0] ? tcf_idr_check_alloc+0x110/0x900
[ 573.997746][ C0] tcf_idr_check_alloc+0x12d/0x900
[ 573.997762][ C0] ? tcf_idr_check_alloc+0x110/0x900
[ 573.997781][ C0] ? __pfx_tcf_idr_check_alloc+0x10/0x10
[ 573.997798][ C0] ? __nla_parse+0x40/0x60
[ 573.997818][ C0] tcf_police_init+0x29b/0x17c0
[ 573.997835][ C0] ? __sock_sendmsg+0x221/0x270
[ 573.997854][ C0] ? ____sys_sendmsg+0x525/0x7d0
[ 573.997874][ C0] ? __pfx_tcf_police_init+0x10/0x10
[ 573.997901][ C0] ? nla_memcpy+0x5d/0xc0
[ 573.997919][ C0] ? __asan_memcpy+0x40/0x70
[ 573.997936][ C0] ? __pfx_tcf_police_init+0x10/0x10
[ 573.997957][ C0] tcf_action_init_1+0x5d7/0x890
[ 573.997978][ C0] ? __pfx_tcf_action_init_1+0x10/0x10
[ 573.998004][ C0] ? tcf_action_fill_size+0x1e/0x2d0
[ 573.998023][ C0] tcf_action_init+0x2e4/0x940
[ 573.998044][ C0] ? __pfx_tcf_action_init+0x10/0x10
[ 573.998084][ C0] ? apparmor_capable+0x138/0x1b0
[ 573.998107][ C0] tc_ctl_action+0x47d/0xcf0
[ 573.998124][ C0] ? is_bpf_text_address+0x26/0x2a0
[ 573.998148][ C0] ? __pfx_tc_ctl_action+0x10/0x10
[ 573.998176][ C0] ? trace_contention_end+0x3c/0x120
[ 573.998195][ C0] ? __mutex_lock+0x2ef/0xd70
[ 573.998218][ C0] ? __pfx___mutex_lock+0x10/0x10
[ 573.998242][ C0] ? __pfx_tc_ctl_action+0x10/0x10
[ 573.998259][ C0] rtnetlink_rcv_msg+0x89b/0x1180
[ 573.998279][ C0] ? rtnetlink_rcv_msg+0x208/0x1180
[ 573.998298][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 573.998315][ C0] ? is_bpf_text_address+0x285/0x2a0
[ 573.998333][ C0] ? __pfx_validate_chain+0x10/0x10
[ 573.998350][ C0] ? __pfx_validate_chain+0x10/0x10
[ 573.998368][ C0] ? arch_stack_walk+0x16d/0x1b0
[ 573.998392][ C0] ? mark_lock+0x9a/0x350
[ 573.998407][ C0] ? __pfx_validate_chain+0x10/0x10
[ 573.998426][ C0] ? __lock_acquire+0x1346/0x1fd0
[ 573.998447][ C0] ? mark_lock+0x9a/0x350
[ 573.998464][ C0] ? __lock_acquire+0x1346/0x1fd0
[ 573.998487][ C0] netlink_rcv_skb+0x1e3/0x430
[ 573.998507][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 573.998526][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 573.998553][ C0] ? netlink_deliver_tap+0x2e/0x1b0
[ 573.998572][ C0] netlink_unicast+0x7ea/0x980
[ 573.998593][ C0] ? __pfx_netlink_unicast+0x10/0x10
[ 573.998609][ C0] ? __virt_addr_valid+0x183/0x520
[ 573.998629][ C0] ? __check_object_size+0x49c/0x900
[ 573.998643][ C0] ? bpf_lsm_netlink_send+0x9/0x10
[ 573.998664][ C0] netlink_sendmsg+0x8db/0xcb0
[ 573.998687][ C0] ? __pfx_netlink_sendmsg+0x10/0x10
[ 573.998707][ C0] ? __import_iovec+0x536/0x820
[ 573.998725][ C0] ? aa_sock_msg_perm+0x91/0x160
[ 573.998741][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 573.998755][ C0] ? security_socket_sendmsg+0x87/0xb0
[ 573.998776][ C0] ? __pfx_netlink_sendmsg+0x10/0x10
[ 573.998794][ C0] __sock_sendmsg+0x221/0x270
[ 573.998814][ C0] ____sys_sendmsg+0x525/0x7d0
[ 573.998833][ C0] ? __pfx_____sys_sendmsg+0x10/0x10
[ 573.998855][ C0] __sys_sendmsg+0x2b0/0x3a0
[ 573.998871][ C0] ? __pfx___sys_sendmsg+0x10/0x10
[ 573.998898][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 573.998918][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 573.998933][ C0] ? exc_page_fault+0x590/0x8c0
[ 573.998954][ C0] ? do_syscall_64+0xb6/0x230
[ 573.998969][ C0] do_syscall_64+0xf3/0x230
[ 573.998984][ C0] ? clear_bhb_loop+0x35/0x90
[ 573.999001][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 573.999017][ C0] RIP: 0033:0x7fc7ae720df9
[ 573.999035][ 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
[ 573.999046][ C0] RSP: 002b:00007fffffa13218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.999061][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc7ae720df9
[ 573.999072][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.999081][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.999090][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.999099][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.999114][ C0]
[ 573.999121][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.023 msecs
[ 574.000891][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.675228][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 574.685111][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.695154][ T30] Call Trace:
[ 574.698420][ T30]
[ 574.701336][ T30] dump_stack_lvl+0x241/0x360
[ 574.706007][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 574.711191][ T30] ? __pfx__printk+0x10/0x10
[ 574.715769][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 574.721741][ T30] ? vscnprintf+0x5d/0x90
[ 574.726059][ T30] panic+0x349/0x860
[ 574.729949][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.736089][ T30] ? __pfx_panic+0x10/0x10
[ 574.740498][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 574.745859][ T30] ? __irq_work_queue_local+0x137/0x410
[ 574.751390][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 574.756749][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.762890][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 574.769031][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 574.775175][ T30] watchdog+0x101d/0x1020
[ 574.779493][ T30] ? watchdog+0x1ea/0x1020
[ 574.783898][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.788562][ T30] kthread+0x2f0/0x390
[ 574.792620][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.797282][ T30] ? __pfx_kthread+0x10/0x10
[ 574.801860][ T30] ret_from_fork+0x4b/0x80
[ 574.806266][ T30] ? __pfx_kthread+0x10/0x10
[ 574.810841][ T30] ret_from_fork_asm+0x1a/0x30
[ 574.815603][ T30]
[ 574.818821][ T30] Kernel Offset: disabled
[ 574.823147][ T30] Rebooting in 86400 seconds..