Warning: Permanently added '10.128.0.132' (ED25519) to the list of known hosts.
executing program
[ 716.941407][ T30] INFO: task kworker/u8:6:1109 blocked for more than 143 seconds.
[ 716.949492][ T30] Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 716.958998][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 716.968084][ T30] task:kworker/u8:6 state:D stack:19224 pid:1109 tgid:1109 ppid:2 flags:0x00004000
[ 716.978683][ T30] Workqueue: ipv6_addrconf addrconf_verify_work
[ 716.985371][ T30] Call Trace:
[ 716.988688][ T30]
[ 716.992124][ T30] __schedule+0x17e8/0x4a20
[ 716.996710][ T30] ? __pfx___schedule+0x10/0x10
[ 717.002074][ T30] ? __pfx_lock_release+0x10/0x10
[ 717.007145][ T30] ? __mutex_trylock_common+0x92/0x2e0
[ 717.013239][ T30] ? kthread_data+0x52/0xd0
[ 717.017791][ T30] ? schedule+0x90/0x320
[ 717.022577][ T30] ? wq_worker_sleeping+0x66/0x240
[ 717.027742][ T30] ? schedule+0x90/0x320
[ 717.032569][ T30] schedule+0x14b/0x320
[ 717.036774][ T30] schedule_preempt_disabled+0x13/0x30
[ 717.042769][ T30] __mutex_lock+0x6a4/0xd70
[ 717.047327][ T30] ? __mutex_lock+0x527/0xd70
[ 717.052553][ T30] ? addrconf_verify_work+0x19/0x30
[ 717.057798][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 717.063883][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 717.069909][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 717.076788][ T30] ? process_scheduled_works+0x945/0x1830
[ 717.082821][ T30] addrconf_verify_work+0x19/0x30
[ 717.087881][ T30] process_scheduled_works+0xa2c/0x1830
[ 717.093921][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 717.100124][ T30] ? assign_work+0x364/0x3d0
[ 717.105188][ T30] worker_thread+0x86d/0xd70
[ 717.109834][ T30] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 717.116320][ T30] ? __kthread_parkme+0x169/0x1d0
[ 717.121688][ T30] ? __pfx_worker_thread+0x10/0x10
[ 717.126835][ T30] kthread+0x2f0/0x390
[ 717.130940][ T30] ? __pfx_worker_thread+0x10/0x10
[ 717.136775][ T30] ? __pfx_kthread+0x10/0x10
[ 717.141712][ T30] ret_from_fork+0x4b/0x80
[ 717.146169][ T30] ? __pfx_kthread+0x10/0x10
[ 717.150794][ T30] ret_from_fork_asm+0x1a/0x30
[ 717.156232][ T30]
[ 717.159430][ T30]
[ 717.159430][ T30] Showing all locks held in the system:
[ 717.167815][ T30] 1 lock held by khungtaskd/30:
[ 717.173334][ T30] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 717.183887][ T30] 3 locks held by kworker/u8:6/1109:
[ 717.189206][ T30] #0: ffff888029d35148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 717.201481][ T30] #1: ffffc900046d7d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 717.215775][ T30] #2: ffffffff8f5e7648 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 717.225750][ T30] 2 locks held by getty/4846:
[ 717.230471][ T30] #0: ffff88802f1090a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 717.240988][ T30] #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 717.251548][ T30] 1 lock held by syz-executor847/5118:
[ 717.257038][ T30]
[ 717.259387][ T30] =============================================
[ 717.259387][ T30]
[ 717.268756][ T30] NMI backtrace for cpu 1
[ 717.273133][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 717.283141][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 717.293219][ T30] Call Trace:
[ 717.296518][ T30]
[ 717.299477][ T30] dump_stack_lvl+0x241/0x360
[ 717.304185][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 717.309406][ T30] ? __pfx__printk+0x10/0x10
[ 717.314029][ T30] ? vprintk_emit+0x631/0x770
[ 717.318738][ T30] ? __pfx_vprintk_emit+0x10/0x10
[ 717.323800][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 717.328774][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 717.334447][ T30] ? _printk+0xd5/0x120
[ 717.338639][ T30] ? __pfx__printk+0x10/0x10
[ 717.343270][ T30] ? __wake_up_klogd+0xcc/0x110
[ 717.348158][ T30] ? __pfx__printk+0x10/0x10
[ 717.352785][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 717.357842][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 717.363852][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 717.369867][ T30] watchdog+0xfde/0x1020
[ 717.374139][ T30] ? watchdog+0x1ea/0x1020
[ 717.378588][ T30] ? __pfx_watchdog+0x10/0x10
[ 717.383291][ T30] kthread+0x2f0/0x390
[ 717.387388][ T30] ? __pfx_watchdog+0x10/0x10
[ 717.392092][ T30] ? __pfx_kthread+0x10/0x10
[ 717.396742][ T30] ret_from_fork+0x4b/0x80
[ 717.401209][ T30] ? __pfx_kthread+0x10/0x10
[ 717.405871][ T30] ret_from_fork_asm+0x1a/0x30
[ 717.410692][ T30]
[ 717.413875][ T30] Sending NMI from CPU 1 to CPUs 0:
[ 717.419143][ C0] NMI backtrace for cpu 0
[ 717.419156][ C0] CPU: 0 PID: 5118 Comm: syz-executor847 Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 717.419175][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 717.419190][ C0] RIP: 0010:radix_tree_lookup+0x23f/0x290
[ 717.419222][ C0] Code: e8 76 35 16 f6 be 40 00 00 00 48 c7 c7 e0 3b 95 8f 4c 89 ea e8 92 4a 69 f9 e9 73 fe ff ff e8 58 35 16 f6 4c 89 e8 48 83 c4 10 <5b> 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc e8 3d 35 16 f6 45 31
[ 717.419237][ C0] RSP: 0018:ffffc9000360e6c8 EFLAGS: 00000282
[ 717.419253][ C0] RAX: fffffffffffffff0 RBX: 0000000000000000 RCX: ffff888022303c00
[ 717.419266][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 717.419277][ C0] RBP: 0000000000000000 R08: ffffffff8b7ff061 R09: 1ffffffff25f6ab0
[ 717.419289][ C0] R10: dffffc0000000000 R11: fffffbfff25f6ab1 R12: ffff88801d5ea100
[ 717.419302][ C0] R13: fffffffffffffff0 R14: dffffc0000000000 R15: 0000000000000001
[ 717.419314][ C0] FS: 0000555568eb9380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
[ 717.419329][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 717.419341][ C0] CR2: 00007f85298a4580 CR3: 0000000078634000 CR4: 00000000003506f0
[ 717.419356][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 717.419366][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 717.419377][ C0] Call Trace:
[ 717.419386][ C0]
[ 717.419394][ C0] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 717.419416][ C0] ? __pfx_lock_acquire+0x10/0x10
[ 717.419438][ C0] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 717.419459][ C0] ? nmi_handle+0x2a/0x5a0
[ 717.419495][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 717.419516][ C0] ? nmi_handle+0x14f/0x5a0
[ 717.419542][ C0] ? nmi_handle+0x2a/0x5a0
[ 717.419568][ C0] ? radix_tree_lookup+0x23f/0x290
[ 717.419591][ C0] ? default_do_nmi+0x63/0x160
[ 717.419613][ C0] ? exc_nmi+0x123/0x1f0
[ 717.419634][ C0] ? end_repeat_nmi+0xf/0x53
[ 717.419664][ C0] ? radix_tree_lookup+0x161/0x290
[ 717.419688][ C0] ? radix_tree_lookup+0x23f/0x290
[ 717.419711][ C0] ? radix_tree_lookup+0x23f/0x290
[ 717.419734][ C0] ? radix_tree_lookup+0x23f/0x290
[ 717.419757][ C0]
[ 717.419762][ C0]
[ 717.419769][ C0] ? tcf_idr_check_alloc+0x110/0x900
[ 717.419790][ C0] tcf_idr_check_alloc+0x1de/0x900
[ 717.419814][ C0] ? __pfx_tcf_idr_check_alloc+0x10/0x10
[ 717.419836][ C0] ? __nla_parse+0x40/0x60
[ 717.419862][ C0] tcf_police_init+0x29b/0x17c0
[ 717.419884][ C0] ? __sock_sendmsg+0x221/0x270
[ 717.419906][ C0] ? ____sys_sendmsg+0x525/0x7d0
[ 717.419933][ C0] ? __pfx_tcf_police_init+0x10/0x10
[ 717.419970][ C0] ? nla_memcpy+0x5d/0xc0
[ 717.419994][ C0] ? __asan_memcpy+0x40/0x70
[ 717.420014][ C0] ? __pfx_tcf_police_init+0x10/0x10
[ 717.420036][ C0] tcf_action_init_1+0x5d7/0x890
[ 717.420064][ C0] ? __pfx_tcf_action_init_1+0x10/0x10
[ 717.420099][ C0] ? tcf_action_fill_size+0x1e/0x2d0
[ 717.420122][ C0] tcf_action_init+0x2e4/0x940
[ 717.420151][ C0] ? __pfx_tcf_action_init+0x10/0x10
[ 717.420207][ C0] ? apparmor_capable+0x138/0x1b0
[ 717.420238][ C0] tc_ctl_action+0x47d/0xcf0
[ 717.420260][ C0] ? is_bpf_text_address+0x26/0x2a0
[ 717.420286][ C0] ? __pfx_tc_ctl_action+0x10/0x10
[ 717.420324][ C0] ? trace_contention_end+0x3c/0x120
[ 717.420348][ C0] ? __mutex_lock+0x2ef/0xd70
[ 717.420379][ C0] ? __pfx___mutex_lock+0x10/0x10
[ 717.420412][ C0] ? __pfx_tc_ctl_action+0x10/0x10
[ 717.420433][ C0] rtnetlink_rcv_msg+0x89b/0x1180
[ 717.420460][ C0] ? rtnetlink_rcv_msg+0x208/0x1180
[ 717.420485][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 717.420507][ C0] ? is_bpf_text_address+0x285/0x2a0
[ 717.420530][ C0] ? __pfx_validate_chain+0x10/0x10
[ 717.420552][ C0] ? __pfx_validate_chain+0x10/0x10
[ 717.420575][ C0] ? arch_stack_walk+0x16d/0x1b0
[ 717.420608][ C0] ? mark_lock+0x9a/0x350
[ 717.420627][ C0] ? __pfx_validate_chain+0x10/0x10
[ 717.420655][ C0] ? __lock_acquire+0x1346/0x1fd0
[ 717.420682][ C0] ? mark_lock+0x9a/0x350
[ 717.420704][ C0] ? __lock_acquire+0x1346/0x1fd0
[ 717.420734][ C0] netlink_rcv_skb+0x1e3/0x430
[ 717.420759][ C0] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 717.420784][ C0] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 717.420820][ C0] ? netlink_deliver_tap+0x2e/0x1b0
[ 717.420846][ C0] netlink_unicast+0x7ea/0x980
[ 717.420873][ C0] ? __pfx_netlink_unicast+0x10/0x10
[ 717.420893][ C0] ? __virt_addr_valid+0x183/0x520
[ 717.420919][ C0] ? __check_object_size+0x49c/0x900
[ 717.420935][ C0] ? bpf_lsm_netlink_send+0x9/0x10
[ 717.420964][ C0] netlink_sendmsg+0x8db/0xcb0
[ 717.420996][ C0] ? __pfx_netlink_sendmsg+0x10/0x10
[ 717.421021][ C0] ? __import_iovec+0x536/0x820
[ 717.421045][ C0] ? aa_sock_msg_perm+0x91/0x160
[ 717.421066][ C0] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 717.421083][ C0] ? security_socket_sendmsg+0x87/0xb0
[ 717.421110][ C0] ? __pfx_netlink_sendmsg+0x10/0x10
[ 717.421134][ C0] __sock_sendmsg+0x221/0x270
[ 717.421164][ C0] ____sys_sendmsg+0x525/0x7d0
[ 717.421192][ C0] ? __pfx_____sys_sendmsg+0x10/0x10
[ 717.421221][ C0] __sys_sendmsg+0x2b0/0x3a0
[ 717.421241][ C0] ? __pfx___sys_sendmsg+0x10/0x10
[ 717.421278][ C0] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 717.421303][ C0] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 717.421322][ C0] ? exc_page_fault+0x590/0x8c0
[ 717.421350][ C0] ? do_syscall_64+0xb6/0x230
[ 717.421369][ C0] do_syscall_64+0xf3/0x230
[ 717.421386][ C0] ? clear_bhb_loop+0x35/0x90
[ 717.421408][ C0] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 717.421428][ C0] RIP: 0033:0x7f258884cdf9
[ 717.421450][ 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
[ 717.421464][ C0] RSP: 002b:00007fffe9a7d5b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 717.421482][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f258884cdf9
[ 717.421494][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 717.421505][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 717.421515][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 717.421525][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 717.421544][ C0]
[ 717.421552][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.409 msecs
[ 718.052889][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 718.059936][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00761-g3ec8d7572a69 #0
[ 718.069846][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 718.079922][ T30] Call Trace:
[ 718.083222][ T30]
[ 718.086168][ T30] dump_stack_lvl+0x241/0x360
[ 718.090874][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 718.096121][ T30] ? __pfx__printk+0x10/0x10
[ 718.100752][ T30] ? vscnprintf+0x5d/0x90
[ 718.105132][ T30] panic+0x349/0x860
[ 718.109082][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 718.115265][ T30] ? __pfx_panic+0x10/0x10
[ 718.119711][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 718.125117][ T30] ? __irq_work_queue_local+0x137/0x410
[ 718.130715][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 718.136112][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 718.142294][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 718.148479][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 718.154663][ T30] watchdog+0x101d/0x1020
[ 718.159021][ T30] ? watchdog+0x1ea/0x1020
[ 718.163471][ T30] ? __pfx_watchdog+0x10/0x10
[ 718.168185][ T30] kthread+0x2f0/0x390
[ 718.172310][ T30] ? __pfx_watchdog+0x10/0x10
[ 718.177043][ T30] ? __pfx_kthread+0x10/0x10
[ 718.181766][ T30] ret_from_fork+0x4b/0x80
[ 718.186220][ T30] ? __pfx_kthread+0x10/0x10
[ 718.190844][ T30] ret_from_fork_asm+0x1a/0x30
[ 718.195653][ T30]
[ 718.198922][ T30] Kernel Offset: disabled
[ 718.203255][ T30] Rebooting in 86400 seconds..