Warning: Permanently added '10.128.0.165' (ED25519) to the list of known hosts.
executing program
[ 716.973685][ T30] INFO: task kworker/u8:0:11 blocked for more than 143 seconds.
[ 716.981611][ T30] Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 716.990651][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 716.999749][ T30] task:kworker/u8:0 state:D stack:17496 pid:11 tgid:11 ppid:2 flags:0x00004000
[ 717.010448][ T30] Workqueue: ipv6_addrconf addrconf_verify_work
[ 717.017233][ T30] Call Trace:
[ 717.020548][ T30]
[ 717.023514][ T30] __schedule+0x17e8/0x4a20
[ 717.029096][ T30] ? __pfx___schedule+0x10/0x10
[ 717.034384][ T30] ? __pfx_lock_release+0x10/0x10
[ 717.039464][ T30] ? __mutex_trylock_common+0x92/0x2e0
[ 717.045494][ T30] ? kthread_data+0x52/0xd0
[ 717.050047][ T30] ? schedule+0x90/0x320
[ 717.054912][ T30] ? wq_worker_sleeping+0x66/0x240
[ 717.060098][ T30] ? schedule+0x90/0x320
[ 717.064948][ T30] schedule+0x14b/0x320
[ 717.069164][ T30] schedule_preempt_disabled+0x13/0x30
[ 717.075275][ T30] __mutex_lock+0x6a4/0xd70
[ 717.079831][ T30] ? __mutex_lock+0x527/0xd70
[ 717.085062][ T30] ? addrconf_verify_work+0x19/0x30
[ 717.090318][ T30] ? __pfx___mutex_lock+0x10/0x10
[ 717.095736][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 717.101763][ T30] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 717.109154][ T30] ? process_scheduled_works+0x945/0x1830
[ 717.115298][ T30] addrconf_verify_work+0x19/0x30
[ 717.120463][ T30] process_scheduled_works+0xa2c/0x1830
[ 717.126561][ T30] ? __pfx_process_scheduled_works+0x10/0x10
[ 717.132708][ T30] ? assign_work+0x364/0x3d0
[ 717.137827][ T30] worker_thread+0x86d/0xd70
[ 717.142481][ T30] ? __kthread_parkme+0x169/0x1d0
[ 717.148181][ T30] ? __pfx_worker_thread+0x10/0x10
[ 717.153342][ T30] kthread+0x2f0/0x390
[ 717.157990][ T30] ? __pfx_worker_thread+0x10/0x10
[ 717.163168][ T30] ? __pfx_kthread+0x10/0x10
[ 717.168339][ T30] ret_from_fork+0x4b/0x80
[ 717.172839][ T30] ? __pfx_kthread+0x10/0x10
[ 717.178123][ T30] ret_from_fork_asm+0x1a/0x30
[ 717.182972][ T30]
[ 717.186687][ T30]
[ 717.186687][ T30] Showing all locks held in the system:
[ 717.194936][ T30] 3 locks held by kworker/u8:0/11:
[ 717.200081][ T30] #0: ffff88802a2c6948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x90a/0x1830
[ 717.212544][ T30] #1: ffffc90000107d00 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x945/0x1830
[ 717.227151][ T30] #2: ffffffff8f5e7448 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x19/0x30
[ 717.237403][ T30] 1 lock held by khungtaskd/30:
[ 717.242291][ T30] #0: ffffffff8e333fa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0
[ 717.252813][ T30] 2 locks held by getty/4846:
[ 717.257842][ T30] #0: ffff88802aabb0a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
[ 717.268100][ T30] #1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10
[ 717.278598][ T30] 2 locks held by syz-executor830/5119:
[ 717.285009][ T30]
[ 717.287371][ T30] =============================================
[ 717.287371][ T30]
[ 717.296545][ T30] NMI backtrace for cpu 0
[ 717.301023][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 717.310956][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 717.321051][ T30] Call Trace:
[ 717.324359][ T30]
[ 717.327316][ T30] dump_stack_lvl+0x241/0x360
[ 717.332032][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 717.337267][ T30] ? __pfx__printk+0x10/0x10
[ 717.341897][ T30] ? vprintk_emit+0x631/0x770
[ 717.346611][ T30] ? __pfx_vprintk_emit+0x10/0x10
[ 717.351679][ T30] nmi_cpu_backtrace+0x49c/0x4d0
[ 717.356836][ T30] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 717.362329][ T30] ? _printk+0xd5/0x120
[ 717.366513][ T30] ? __pfx__printk+0x10/0x10
[ 717.371134][ T30] ? __wake_up_klogd+0xcc/0x110
[ 717.376196][ T30] ? __pfx__printk+0x10/0x10
[ 717.380817][ T30] ? __rcu_read_unlock+0xa1/0x110
[ 717.385883][ T30] ? __pfx_nmi_raise_cpu_backtrace+0x10/0x10
[ 717.391896][ T30] nmi_trigger_cpumask_backtrace+0x198/0x320
[ 717.397922][ T30] watchdog+0xfde/0x1020
[ 717.402200][ T30] ? watchdog+0x1ea/0x1020
[ 717.406656][ T30] ? __pfx_watchdog+0x10/0x10
[ 717.411381][ T30] kthread+0x2f0/0x390
[ 717.415501][ T30] ? __pfx_watchdog+0x10/0x10
[ 717.420234][ T30] ? __pfx_kthread+0x10/0x10
[ 717.424864][ T30] ret_from_fork+0x4b/0x80
[ 717.429341][ T30] ? __pfx_kthread+0x10/0x10
[ 717.433983][ T30] ret_from_fork_asm+0x1a/0x30
[ 717.438901][ T30]
[ 717.442144][ T30] Sending NMI from CPU 0 to CPUs 1:
[ 717.447529][ C1] NMI backtrace for cpu 1
[ 717.447542][ C1] CPU: 1 PID: 5119 Comm: syz-executor830 Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 717.447560][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 717.447576][ C1] RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x0/0x90
[ 717.447605][ C1] Code: 11 18 4c 89 44 11 20 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 4c 8b 04 24 65 48 8b 14 25 00 d5 03 00 65 8b 05 70 ab
[ 717.447620][ C1] RSP: 0018:ffffc900036de6b0 EFLAGS: 00000246
[ 717.447637][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff8880183dda00
[ 717.447649][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000040
[ 717.447659][ C1] RBP: 1ffff11003ac1058 R08: ffffffff8b7e9fbf R09: 1ffffffff25f56b0
[ 717.447673][ C1] R10: dffffc0000000000 R11: fffffbfff25f56b1 R12: ffff88801d6082c0
[ 717.447686][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000001
[ 717.447697][ C1] FS: 00005555572a1380(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
[ 717.447713][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 717.447725][ C1] CR2: 00007ffe46d36f60 CR3: 0000000077dbe000 CR4: 00000000003506f0
[ 717.447740][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 717.447750][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 717.447760][ C1] Call Trace:
[ 717.447769][ C1]
[ 717.447776][ C1] ? nmi_cpu_backtrace+0x3c2/0x4d0
[ 717.447802][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 717.447824][ C1] ? __pfx_nmi_cpu_backtrace+0x10/0x10
[ 717.447848][ C1] ? nmi_handle+0x2a/0x5a0
[ 717.447883][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20
[ 717.447903][ C1] ? nmi_handle+0x14f/0x5a0
[ 717.447929][ C1] ? nmi_handle+0x2a/0x5a0
[ 717.447956][ C1] ? __pfx___sanitizer_cov_trace_const_cmp1+0x10/0x10
[ 717.447976][ C1] ? default_do_nmi+0x63/0x160
[ 717.448001][ C1] ? exc_nmi+0x123/0x1f0
[ 717.448025][ C1] ? end_repeat_nmi+0xf/0x53
[ 717.448051][ C1] ? radix_tree_lookup+0xbf/0x290
[ 717.448078][ C1] ? __pfx___sanitizer_cov_trace_const_cmp1+0x10/0x10
[ 717.448099][ C1] ? __pfx___sanitizer_cov_trace_const_cmp1+0x10/0x10
[ 717.448121][ C1] ? __pfx___sanitizer_cov_trace_const_cmp1+0x10/0x10
[ 717.448142][ C1]
[ 717.448148][ C1]
[ 717.448153][ C1] radix_tree_lookup+0xf2/0x290
[ 717.448180][ C1] ? tcf_idr_check_alloc+0x110/0x900
[ 717.448207][ C1] tcf_idr_check_alloc+0x1de/0x900
[ 717.448237][ C1] ? __pfx_tcf_idr_check_alloc+0x10/0x10
[ 717.448264][ C1] ? __nla_parse+0x40/0x60
[ 717.448290][ C1] tcf_police_init+0x29b/0x17c0
[ 717.448313][ C1] ? __sock_sendmsg+0x221/0x270
[ 717.448334][ C1] ? ____sys_sendmsg+0x525/0x7d0
[ 717.448359][ C1] ? __pfx_tcf_police_init+0x10/0x10
[ 717.448391][ C1] ? nla_memcpy+0x5d/0xc0
[ 717.448414][ C1] ? __asan_memcpy+0x40/0x70
[ 717.448434][ C1] ? __pfx_tcf_police_init+0x10/0x10
[ 717.448452][ C1] tcf_action_init_1+0x5d7/0x890
[ 717.448484][ C1] ? __pfx_tcf_action_init_1+0x10/0x10
[ 717.448525][ C1] ? tcf_action_fill_size+0x1e/0x2d0
[ 717.448554][ C1] tcf_action_init+0x2e4/0x940
[ 717.448588][ C1] ? __pfx_tcf_action_init+0x10/0x10
[ 717.448648][ C1] ? apparmor_capable+0x138/0x1b0
[ 717.448679][ C1] tc_ctl_action+0x47d/0xcf0
[ 717.448696][ C1] ? is_bpf_text_address+0x26/0x2a0
[ 717.448721][ C1] ? __pfx_tc_ctl_action+0x10/0x10
[ 717.448755][ C1] ? trace_contention_end+0x3c/0x120
[ 717.448778][ C1] ? __mutex_lock+0x2ef/0xd70
[ 717.448801][ C1] ? __pfx___mutex_lock+0x10/0x10
[ 717.448826][ C1] ? __pfx_tc_ctl_action+0x10/0x10
[ 717.448842][ C1] rtnetlink_rcv_msg+0x89b/0x1180
[ 717.448868][ C1] ? rtnetlink_rcv_msg+0x208/0x1180
[ 717.448891][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 717.448911][ C1] ? is_bpf_text_address+0x285/0x2a0
[ 717.448934][ C1] ? __pfx_validate_chain+0x10/0x10
[ 717.448957][ C1] ? __pfx_validate_chain+0x10/0x10
[ 717.448979][ C1] ? arch_stack_walk+0x16d/0x1b0
[ 717.449012][ C1] ? mark_lock+0x9a/0x350
[ 717.449031][ C1] ? __pfx_validate_chain+0x10/0x10
[ 717.449056][ C1] ? __lock_acquire+0x1346/0x1fd0
[ 717.449083][ C1] ? mark_lock+0x9a/0x350
[ 717.449105][ C1] ? __lock_acquire+0x1346/0x1fd0
[ 717.449135][ C1] netlink_rcv_skb+0x1e3/0x430
[ 717.449155][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 717.449178][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 717.449211][ C1] ? netlink_deliver_tap+0x2e/0x1b0
[ 717.449231][ C1] netlink_unicast+0x7ea/0x980
[ 717.449254][ C1] ? __pfx_netlink_unicast+0x10/0x10
[ 717.449269][ C1] ? __virt_addr_valid+0x183/0x520
[ 717.449295][ C1] ? __check_object_size+0x49c/0x900
[ 717.449329][ C1] ? bpf_lsm_netlink_send+0x9/0x10
[ 717.449356][ C1] netlink_sendmsg+0x8db/0xcb0
[ 717.449383][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 717.449404][ C1] ? __import_iovec+0x536/0x820
[ 717.449427][ C1] ? aa_sock_msg_perm+0x91/0x160
[ 717.449448][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10
[ 717.449464][ C1] ? security_socket_sendmsg+0x87/0xb0
[ 717.449491][ C1] ? __pfx_netlink_sendmsg+0x10/0x10
[ 717.449509][ C1] __sock_sendmsg+0x221/0x270
[ 717.449533][ C1] ____sys_sendmsg+0x525/0x7d0
[ 717.449556][ C1] ? __pfx_____sys_sendmsg+0x10/0x10
[ 717.449584][ C1] __sys_sendmsg+0x2b0/0x3a0
[ 717.449603][ C1] ? __pfx___sys_sendmsg+0x10/0x10
[ 717.449638][ C1] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 717.449662][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 717.449682][ C1] ? exc_page_fault+0x590/0x8c0
[ 717.449701][ C1] ? do_syscall_64+0xb6/0x230
[ 717.449722][ C1] do_syscall_64+0xf3/0x230
[ 717.449742][ C1] ? clear_bhb_loop+0x35/0x90
[ 717.449766][ C1] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 717.449787][ C1] RIP: 0033:0x7f2fb18dbdf9
[ 717.449809][ 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
[ 717.449823][ C1] RSP: 002b:00007ffec84908f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 717.449840][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2fb18dbdf9
[ 717.449852][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 717.449862][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 717.449872][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 717.449883][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 717.449902][ C1]
[ 717.449909][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.381 msecs
[ 718.095303][ T30] Kernel panic - not syncing: hung_task: blocked tasks
[ 718.102369][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.10.0-rc2-syzkaller-00249-gbe27b8965297 #0
[ 718.112377][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 718.122460][ T30] Call Trace:
[ 718.125768][ T30]
[ 718.128723][ T30] dump_stack_lvl+0x241/0x360
[ 718.133438][ T30] ? __pfx_dump_stack_lvl+0x10/0x10
[ 718.138668][ T30] ? __pfx__printk+0x10/0x10
[ 718.143458][ T30] ? lockdep_hardirqs_on_prepare+0x43d/0x780
[ 718.149477][ T30] ? vscnprintf+0x5d/0x90
[ 718.153846][ T30] panic+0x349/0x860
[ 718.157772][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 718.163964][ T30] ? __pfx_panic+0x10/0x10
[ 718.168414][ T30] ? tick_nohz_tick_stopped+0x82/0xb0
[ 718.173826][ T30] ? __irq_work_queue_local+0x137/0x410
[ 718.179403][ T30] ? preempt_schedule_thunk+0x1a/0x30
[ 718.184812][ T30] ? nmi_trigger_cpumask_backtrace+0x244/0x320
[ 718.191004][ T30] ? nmi_trigger_cpumask_backtrace+0x2d4/0x320
[ 718.197286][ T30] ? nmi_trigger_cpumask_backtrace+0x2d9/0x320
[ 718.203481][ T30] watchdog+0x101d/0x1020
[ 718.207846][ T30] ? watchdog+0x1ea/0x1020
[ 718.212298][ T30] ? __pfx_watchdog+0x10/0x10
[ 718.217008][ T30] kthread+0x2f0/0x390
[ 718.221112][ T30] ? __pfx_watchdog+0x10/0x10
[ 718.225817][ T30] ? __pfx_kthread+0x10/0x10
[ 718.230444][ T30] ret_from_fork+0x4b/0x80
[ 718.234895][ T30] ? __pfx_kthread+0x10/0x10
[ 718.239522][ T30] ret_from_fork_asm+0x1a/0x30
[ 718.244350][ T30]
[ 718.247532][ T30] Kernel Offset: disabled
[ 718.251960][ T30] Rebooting in 86400 seconds..