Warning: Permanently added '10.128.1.8' (ED25519) to the list of known hosts.
executing program
[ 573.526757][ T30] INFO: task kworker/u8:10:4196 blocked for more than 143 seconds.
[ 573.535021][ T30] Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 573.543193][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.552860][ T30] task:kworker/u8:10 state:D stack:19560 pid:4196 tgid:4196 ppid:2 flags:0x00004000
[ 573.563408][ T30] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.570098][ T30] Call Trace:
[ 573.573404][ T30]
[ 573.576357][ T30] __schedule+0x17e8/0x4a20
[ 573.581584][ T30] ? __pfx___schedule+0x10/0x10
[ 573.586485][ T30] ? __pfx_lock_release+0x10/0x10
[ 573.592001][ T30] ? __mutex_trylock_common+0x92/0x2e0
[ 573.597844][ T30] ? kthread_data+0x52/0xd0
[ 573.602410][ T30] ? schedule+0x90/0x320
[ 573.607143][ T30] ? wq_worker_sleeping+0x66/0x240
[ 573.612302][ T30] ? schedule+0x90/0x320
[ 573.617006][ T30] schedule+0x14b/0x320
[ 573.621216][ T30] schedule_preempt_disabled+0x13/0x30
[ 573.627174][ T30] __mutex_lock+0x6a4/0xd70
[ 573.631717][ T30] ? __mutex_lock+0x527/0xd70
[ 573.636419][ T30] ? addrconf_verify_work+0x19/0x30
[ 573.642272][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 573.647750][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 573.653780][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 573.660657][ T30] ? process_scheduled_works+0x945/0x1830
[ 573.666414][ T30] addrconf_verify_work+0x19/0x30
[ 573.672381][ T30] process_scheduled_works+0xa2c/0x1830
[ 573.678056][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 573.684074][ T30] ? assign_work+0x364/0x3d0
[ 573.689249][ T30] worker_thread+0x86d/0xd70
[ 573.693912][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 573.700419][ T30] ? __kthread_parkme+0x169/0x1d0
[ 573.705486][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.711128][ T30] kthread+0x2f0/0x390
[ 573.715238][ T30] ? __pfx_worker_thread+0x10/0x10
[ 573.721058][ T30] ? __pfx_kthread+0x10/0x10
[ 573.725814][ T30] ret_from_fork+0x4b/0x80
[ 573.731013][ T30] ? __pfx_kthread+0x10/0x10
[ 573.735654][ T30] ret_from_fork_asm+0x1a/0x30
[ 573.741118][ T30]
[ 573.744189][ T30]
[ 573.744189][ T30] Showing all locks held in the system:
[ 573.756582][ T30] 5 locks held by kworker/1:0/25:
[ 573.761649][ T30] 1 lock held by khungtaskd/30:
[ 573.777251][ T30] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 573.797142][ T30] 3 locks held by kworker/u8:10/4196:
[ 573.802549][ T30] #0: ffff888029d8c148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 573.836592][ T30] #1: ffffc9000bff7d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 573.866574][ T30] #2: ffffffff8f5e7448 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 573.876267][ T30] 2 locks held by getty/4853:
[ 573.896593][ T30] #0: ffff88802a90b0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 573.907500][ T30] #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 573.918167][ T30] 1 lock held by syz-executor362/5125:
[ 573.924096][ T30]
[ 573.926439][ T30] =============================================
[ 573.926439][ T30]
[ 573.935755][ T30] NMI backtrace for cpu 0
[ 573.940115][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 573.950116][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.960191][ T30] Call Trace:
[ 573.963664][ T30]
[ 573.966616][ T30] dump_stack_lvl+0x241/0x360
[ 573.971329][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 573.976552][ T30] ? __pfx__printk+0x10/0x10
[ 573.981298][ T30] ? vprintk_emit+0x631/0x770
[ 573.986033][ T30] ? __pfx_vprintk_emit+0x10/0x10
[ 573.991109][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 573.996182][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 574.001674][ T30] ? _printk+0xd5/0x120
[ 574.005859][ T30] ? __pfx__printk+0x10/0x10
[ 574.010476][ T30] ? __wake_up_klogd+0xcc/0x110
[ 574.015360][ T30] ? __pfx__printk+0x10/0x10
[ 574.019979][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 574.025050][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 574.031151][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 574.037261][ T30] watchdog+0xfde/0x1020
[ 574.041645][ T30] ? watchdog+0x1ea/0x1020
[ 574.046191][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.050898][ T30] kthread+0x2f0/0x390
[ 574.055016][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.059720][ T30] ? __pfx_kthread+0x10/0x10
[ 574.064558][ T30] ret_from_fork+0x4b/0x80
[ 574.069097][ T30] ? __pfx_kthread+0x10/0x10
[ 574.073894][ T30] ret_from_fork_asm+0x1a/0x30
[ 574.078711][ T30]
[ 574.081901][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 574.087202][ C1] NMI backtrace for cpu 1
[ 574.087215][ C1] CPU: 1 PID: 5125 Comm: syz-executor362 Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 574.087234][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.087249][ C1] RIP: 0010:kasan_check_range+0x7/0x290
[ 574.087284][ C1] Code: ff 1b e4 ff 90 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f 1f 00 55 41 57 <41> 56 41 54 53 b0 01 48 85 f6 0f 84 a0 01 00 00 4c 8d 04 37 49 39
[ 574.087299][ C1] RSP: 0018:ffffc90000106498 EFLAGS: 00000046
[ 574.087315][ C1] RAX: 0000000000000000 RBX: 0000000000000021 RCX: ffffffff817270fa
[ 574.087327][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff92fab580
[ 574.087339][ C1] RBP: 0000000000000002 R08: ffffffff92fab587 R09: 1ffffffff25f56b0
[ 574.087351][ C1] R10: dffffc0000000000 R11: fffffbfff25f56b1 R12: 0000000000000000
[ 574.087363][ C1] R13: ffff888027a43c00 R14: 0000000000000005 R15: ffff888027a44728
[ 574.087376][ C1] FS: 0000555582908380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 574.087391][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 574.087403][ C1] CR2: 0000564b6e36e7f0 CR3: 00000000224dc000 CR4: 00000000003506f0
[ 574.087419][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 574.087429][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 574.087440][ C1] Call Trace:
[ 574.087449][ C1]
[ 574.087457][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 574.087483][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 574.087504][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 574.087536][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 574.087557][ C1] ? nmi_handle+0x14f/0x5a0
[ 574.087583][ C1] ? nmi_handle+0x2a/0x5a0
[ 574.087609][ C1] ? kasan_check_range+0x7/0x290
[ 574.087631][ C1] ? default_do_nmi+0x63/0x160
[ 574.087656][ C1] ? exc_nmi+0x123/0x1f0
[ 574.087679][ C1] ? end_repeat_nmi+0xf/0x53
[ 574.087705][ C1] ? __lock_acquire+0x5ca/0x1fd0
[ 574.087723][ C1] ? kasan_check_range+0x7/0x290
[ 574.087747][ C1] ? kasan_check_range+0x7/0x290
[ 574.087770][ C1] ? kasan_check_range+0x7/0x290
[ 574.087793][ C1]
[ 574.087799][ C1]
[ 574.087805][ C1] __lock_acquire+0x5ca/0x1fd0
[ 574.087832][ C1] lock_acquire+0x1ed/0x550
[ 574.087849][ C1] ? tcf_idr_check_alloc+0x110/0x900
[ 574.087880][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 574.087897][ C1] ? tcf_idr_check_alloc+0x110/0x900
[ 574.087923][ C1] ? __pfx_lock_release+0x10/0x10
[ 574.087942][ C1] ? tcf_idr_check_alloc+0x110/0x900
[ 574.087971][ C1] ? tcf_idr_check_alloc+0x110/0x900
[ 574.088003][ C1] tcf_idr_check_alloc+0x12d/0x900
[ 574.088028][ C1] ? tcf_idr_check_alloc+0x110/0x900
[ 574.088056][ C1] ? __pfx_tcf_idr_check_alloc+0x10/0x10
[ 574.088083][ C1] ? __nla_parse+0x40/0x60
[ 574.088108][ C1] tcf_police_init+0x29b/0x17c0
[ 574.088125][ C1] ? __sock_sendmsg+0x221/0x270
[ 574.088146][ C1] ? ____sys_sendmsg+0x525/0x7d0
[ 574.088170][ C1] ? __pfx_tcf_police_init+0x10/0x10
[ 574.088199][ C1] ? nla_memcpy+0x5d/0xc0
[ 574.088221][ C1] ? __asan_memcpy+0x40/0x70
[ 574.088240][ C1] ? __pfx_tcf_police_init+0x10/0x10
[ 574.088257][ C1] tcf_action_init_1+0x5d7/0x890
[ 574.088289][ C1] ? __pfx_tcf_action_init_1+0x10/0x10
[ 574.088328][ C1] ? tcf_action_fill_size+0x1e/0x2d0
[ 574.088356][ C1] tcf_action_init+0x2e4/0x940
[ 574.088389][ C1] ? __pfx_tcf_action_init+0x10/0x10
[ 574.088444][ C1] ? apparmor_capable+0x138/0x1b0
[ 574.088473][ C1] tc_ctl_action+0x47d/0xcf0
[ 574.088491][ C1] ? is_bpf_text_address+0x26/0x2a0
[ 574.088515][ C1] ? __pfx_tc_ctl_action+0x10/0x10
[ 574.088545][ C1] ? trace_contention_end+0x3c/0x120
[ 574.088569][ C1] ? __mutex_lock+0x2ef/0xd70
[ 574.088591][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 574.088613][ C1] ? __pfx_tc_ctl_action+0x10/0x10
[ 574.088630][ C1] rtnetlink_rcv_msg+0x89b/0x1180
[ 574.088654][ C1] ? rtnetlink_rcv_msg+0x208/0x1180
[ 574.088676][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 574.088697][ C1] ? is_bpf_text_address+0x285/0x2a0
[ 574.088735][ C1] ? __pfx_validate_chain+0x10/0x10
[ 574.088758][ C1] ? __pfx_validate_chain+0x10/0x10
[ 574.088780][ C1] ? arch_stack_walk+0x16d/0x1b0
[ 574.088811][ C1] ? mark_lock+0x9a/0x350
[ 574.088830][ C1] ? __pfx_validate_chain+0x10/0x10
[ 574.088853][ C1] ? __lock_acquire+0x1346/0x1fd0
[ 574.088879][ C1] ? mark_lock+0x9a/0x350
[ 574.088900][ C1] ? __lock_acquire+0x1346/0x1fd0
[ 574.088927][ C1] netlink_rcv_skb+0x1e3/0x430
[ 574.088948][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 574.088970][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 574.089005][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 574.089025][ C1] netlink_unicast+0x7ea/0x980
[ 574.089046][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 574.089061][ C1] ? __virt_addr_valid+0x183/0x520
[ 574.089087][ C1] ? __check_object_size+0x49c/0x900
[ 574.089113][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 574.089140][ C1] netlink_sendmsg+0x8db/0xcb0
[ 574.089165][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 574.089186][ C1] ? __import_iovec+0x536/0x820
[ 574.089209][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 574.089229][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 574.089245][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 574.089271][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 574.089290][ C1] __sock_sendmsg+0x221/0x270
[ 574.089313][ C1] ____sys_sendmsg+0x525/0x7d0
[ 574.089335][ C1] ? __pfx_____sys_sendmsg+0x10/0x10
[ 574.089360][ C1] __sys_sendmsg+0x2b0/0x3a0
[ 574.089378][ C1] ? __pfx___sys_sendmsg+0x10/0x10
[ 574.089411][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 574.089434][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 574.089453][ C1] ? exc_page_fault+0x590/0x8c0
[ 574.089472][ C1] ? do_syscall_64+0xb6/0x230
[ 574.089492][ C1] do_syscall_64+0xf3/0x230
[ 574.089512][ C1] ? clear_bhb_loop+0x35/0x90
[ 574.089535][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 574.089556][ C1] RIP: 0033:0x7f61ce385df9
[ 574.089576][ 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
[ 574.089590][ C1] RSP: 002b:00007ffe4ffc6598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 574.089607][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f61ce385df9
[ 574.089619][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 574.089630][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 574.089640][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 574.089650][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 574.089668][ C1]
[ 574.089675][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.473 msecs
[ 574.756023][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.762899][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 574.772815][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.782888][ T30] Call Trace:
[ 574.786184][ T30]
[ 574.789132][ T30] dump_stack_lvl+0x241/0x360
[ 574.793844][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 574.799070][ T30] ? __pfx__printk+0x10/0x10
[ 574.803678][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 574.809691][ T30] ? vscnprintf+0x5d/0x90
[ 574.814050][ T30] panic+0x349/0x860
[ 574.817972][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.824158][ T30] ? __pfx_panic+0x10/0x10
[ 574.828592][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 574.834004][ T30] ? __irq_work_queue_local+0x137/0x410
[ 574.839578][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 574.844972][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 574.851162][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 574.857345][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 574.863531][ T30] watchdog+0x101d/0x1020
[ 574.867886][ T30] ? watchdog+0x1ea/0x1020
[ 574.872337][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.877039][ T30] kthread+0x2f0/0x390
[ 574.881133][ T30] ? __pfx_watchdog+0x10/0x10
[ 574.885829][ T30] ? __pfx_kthread+0x10/0x10
[ 574.890443][ T30] ret_from_fork+0x4b/0x80
[ 574.894883][ T30] ? __pfx_kthread+0x10/0x10
[ 574.899499][ T30] ret_from_fork_asm+0x1a/0x30
[ 574.904308][ T30]
[ 574.907628][ T30] Kernel Offset: disabled
[ 574.911980][ T30] Rebooting in 86400 seconds..