Warning: Permanently added '10.128.1.153' (ED25519) to the list of known hosts. executing program executing program [ 392.309894][ T5094] tipc: Started in network mode [ 392.315187][ T5094] tipc: Node identity , cluster identity 4711 [ 392.321299][ T5094] tipc: Failed to obtain node identity [ 392.327116][ T5094] tipc: Enabling of bearer rejected, failed to enable media [ 392.336979][ T5094] tipc: Started in network mode [ 392.341926][ T5094] tipc: Node identity 7f000001, cluster identity 4711 [ 392.351571][ T5094] tipc: Enabled bearer , priority 10 [ 392.365061][ T5095] tipc: Enabled bearer , priority 10 [ 392.372227][ T5095] tipc: Enabling of bearer rejected, already enabled [ 393.463886][ T27] tipc: Node number set to 2130706433 [ 573.373328][ T30] INFO: task kworker/0:1:9 blocked for more than 143 seconds. [ 573.380925][ T30] Not tainted 6.7.0-rc5-syzkaller-00167-gb1dfc0f76231 #0 [ 573.404089][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 573.412780][ T30] task:kworker/0:1 state:D stack:25984 pid:9 tgid:9 ppid:2 flags:0x00004000 [ 573.443125][ T30] Workqueue: ipv6_addrconf addrconf_verify_work [ 573.450029][ T30] Call Trace: [ 573.463124][ T30] [ 573.466084][ T30] __schedule+0xedb/0x5af0 [ 573.470601][ T30] ? print_usage_bug.part.0+0x550/0x550 [ 573.493142][ T30] ? io_schedule_timeout+0x150/0x150 [ 573.498482][ T30] ? schedule+0x1fc/0x270 [ 573.502834][ T30] ? reacquire_held_locks+0x4c0/0x4c0 [ 573.523131][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 573.528375][ T30] ? lockdep_hardirqs_on+0x7d/0x110 [ 573.553129][ T30] schedule+0xe9/0x270 [ 573.557251][ T30] schedule_preempt_disabled+0x13/0x20 [ 573.562733][ T30] __mutex_lock+0x5b9/0x9d0 [ 573.573161][ T30] ? addrconf_verify_work+0x12/0x30 [ 573.578422][ T30] ? mutex_trylock+0x130/0x130 [ 573.593127][ T30] ? lock_sync+0x190/0x190 [ 573.597612][ T30] ? addrconf_verify_work+0x12/0x30 [ 573.602845][ T30] ? rtnl_lock+0x9/0x20 [ 573.623127][ T30] addrconf_verify_work+0x12/0x30 [ 573.628222][ T30] process_one_work+0x886/0x15d0 [ 573.643151][ T30] ? lock_sync+0x190/0x190 [ 573.647611][ T30] ? workqueue_congested+0x300/0x300 [ 573.652929][ T30] ? assign_work+0x1a0/0x250 [ 573.673161][ T30] worker_thread+0x8b9/0x1290 [ 573.677921][ T30] ? __kthread_parkme+0x14b/0x220 [ 573.682972][ T30] ? process_one_work+0x15d0/0x15d0 [ 573.689031][ T30] kthread+0x2c6/0x3a0 [ 573.693442][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 573.698668][ T30] ? kthread_complete_and_exit+0x40/0x40 [ 573.704782][ T30] ret_from_fork+0x45/0x80 [ 573.709257][ T30] ? kthread_complete_and_exit+0x40/0x40 [ 573.715607][ T30] ret_from_fork_asm+0x11/0x20 [ 573.720439][ T30] [ 573.724005][ T30] [ 573.724005][ T30] Showing all locks held in the system: [ 573.731743][ T30] 3 locks held by kworker/0:1/9: [ 573.737414][ T30] #0: ffff888025733538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x789/0x15d0 [ 573.748527][ T30] #1: ffffc900000e7d80 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7eb/0x15d0 [ 573.762258][ T30] #2: ffffffff8eaad7a8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0x12/0x30 [ 573.772130][ T30] 3 locks held by kworker/1:1/27: [ 573.777442][ T30] 1 lock held by khungtaskd/30: [ 573.782307][ T30] #0: ffffffff8cfabce0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 [ 573.792861][ T30] 2 locks held by getty/4825: [ 573.797811][ T30] #0: ffff8880260860a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 [ 573.808192][ T30] #1: ffffc900031332f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc6/0x1490 [ 573.823300][ T30] 3 locks held by syz-executor383/5095: [ 573.828864][ T30] [ 573.831193][ T30] ============================================= [ 573.831193][ T30] [ 573.863145][ T30] NMI backtrace for cpu 0 [ 573.867497][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.7.0-rc5-syzkaller-00167-gb1dfc0f76231 #0 [ 573.877310][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 573.887371][ T30] Call Trace: [ 573.890657][ T30] [ 573.893596][ T30] dump_stack_lvl+0xd9/0x1b0 [ 573.898288][ T30] nmi_cpu_backtrace+0x277/0x390 [ 573.903252][ T30] ? lapic_can_unplug_cpu+0xa0/0xa0 [ 573.908473][ T30] nmi_trigger_cpumask_backtrace+0x299/0x300 [ 573.914472][ T30] watchdog+0xf87/0x1210 [ 573.918756][ T30] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 573.924753][ T30] ? lockdep_hardirqs_on+0x7d/0x110 [ 573.929966][ T30] ? __kthread_parkme+0x14b/0x220 [ 573.935013][ T30] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 573.941015][ T30] kthread+0x2c6/0x3a0 [ 573.945099][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 573.950323][ T30] ? kthread_complete_and_exit+0x40/0x40 [ 573.955977][ T30] ret_from_fork+0x45/0x80 [ 573.960410][ T30] ? kthread_complete_and_exit+0x40/0x40 [ 573.966063][ T30] ret_from_fork_asm+0x11/0x20 [ 573.971123][ T30] [ 573.974261][ T30] Sending NMI from CPU 0 to CPUs 1: [ 573.979476][ C1] NMI backtrace for cpu 1 [ 573.979486][ C1] CPU: 1 PID: 5095 Comm: syz-executor383 Not tainted 6.7.0-rc5-syzkaller-00167-gb1dfc0f76231 #0 [ 573.979508][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 573.979519][ C1] RIP: 0010:write_comp_data+0x35/0x80 [ 573.979588][ C1] Code: 8b 14 25 c0 bc 03 00 65 8b 05 7f 34 7c 7e a9 00 01 ff 00 74 0f f6 c4 01 74 59 8b 82 fc 15 00 00 85 c0 74 4f 8b 82 d8 15 00 00 <83> f8 03 75 44 48 8b 82 e0 15 00 00 8b 92 dc 15 00 00 48 8b 38 48 [ 573.979606][ C1] RSP: 0018:ffffc900040ef360 EFLAGS: 00000246 [ 573.979622][ C1] RAX: 0000000000000000 RBX: 00000000fffffff8 RCX: ffffffff8a21a0a0 [ 573.979636][ C1] RDX: ffff888024df8000 RSI: 0000000000000000 RDI: 0000000000000005 [ 573.979648][ C1] RBP: ffff88814b3ba058 R08: 0000000000000005 R09: 0000000000000000 [ 573.979660][ C1] R10: 00000000fffffff8 R11: 0000000000000000 R12: ffffc900040ef3c0 [ 573.979673][ C1] R13: ffff88814b3ba098 R14: dffffc0000000000 R15: ffff888021d118c0 [ 573.979686][ C1] FS: 0000555556e1c380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 573.979707][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 573.979720][ C1] CR2: 000055ee31815440 CR3: 0000000079951000 CR4: 00000000003506f0 [ 573.979733][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 573.979744][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 573.979756][ C1] Call Trace: [ 573.979763][ C1] [ 573.979770][ C1] ? show_regs+0x8f/0xa0 [ 573.979795][ C1] ? nmi_cpu_backtrace+0x1d4/0x390 [ 573.979821][ C1] ? nmi_cpu_backtrace_handler+0xc/0x10 [ 573.979851][ C1] ? nmi_handle+0x1a6/0x570 [ 573.979876][ C1] ? write_comp_data+0x35/0x80 [ 573.979899][ C1] ? default_do_nmi+0x6a/0x160 [ 573.979973][ C1] ? exc_nmi+0x186/0x200 [ 573.980000][ C1] ? end_repeat_nmi+0xf/0x2a [ 573.980066][ C1] ? tipc_udp_is_known_peer+0x110/0x250 [ 573.980126][ C1] ? write_comp_data+0x35/0x80 [ 573.980149][ C1] ? write_comp_data+0x35/0x80 [ 573.980172][ C1] ? write_comp_data+0x35/0x80 [ 573.980195][ C1] [ 573.980200][ C1] [ 573.980205][ C1] tipc_udp_is_known_peer+0x110/0x250 [ 573.980235][ C1] tipc_udp_nl_bearer_add+0x20f/0x2f0 [ 573.980260][ C1] ? tipc_udp_nl_add_bearer_data+0x4d0/0x4d0 [ 573.980294][ C1] tipc_nl_bearer_add+0x21b/0x360 [ 573.980333][ C1] ? tipc_nl_bearer_enable+0x30/0x30 [ 573.980360][ C1] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1aa/0x280 [ 573.980414][ C1] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b4/0x280 [ 573.980440][ C1] genl_family_rcv_msg_doit+0x1fc/0x2e0 [ 573.980463][ C1] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 573.980493][ C1] ? __radix_tree_lookup+0x21f/0x2c0 [ 573.980521][ C1] genl_rcv_msg+0x561/0x800 [ 573.980543][ C1] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 573.980566][ C1] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 573.980598][ C1] ? tipc_nl_bearer_enable+0x30/0x30 [ 573.980622][ C1] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 573.980657][ C1] netlink_rcv_skb+0x16b/0x440 [ 573.980676][ C1] ? genl_family_rcv_msg_dumpit+0x2d0/0x2d0 [ 573.980698][ C1] ? netlink_ack+0x1380/0x1380 [ 573.980723][ C1] ? down_read+0xc9/0x330 [ 573.980741][ C1] ? rwsem_down_read_slowpath+0xb20/0xb20 [ 573.980763][ C1] ? netlink_deliver_tap+0x1a0/0xd00 [ 573.980808][ C1] ? _copy_from_iter+0x2c1/0x10f0 [ 573.980910][ C1] genl_rcv+0x28/0x40 [ 573.980928][ C1] netlink_unicast+0x53b/0x810 [ 573.980949][ C1] ? netlink_attachskb+0x880/0x880 [ 573.980966][ C1] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 573.980992][ C1] ? __phys_addr_symbol+0x30/0x70 [ 573.981018][ C1] ? __check_object_size+0x323/0x730 [ 573.981052][ C1] netlink_sendmsg+0x93c/0xe40 [ 573.981078][ C1] ? netlink_unicast+0x810/0x810 [ 573.981100][ C1] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 573.981130][ C1] ? netlink_unicast+0x810/0x810 [ 573.981149][ C1] __sock_sendmsg+0xd5/0x180 [ 573.981209][ C1] ____sys_sendmsg+0x6ac/0x940 [ 573.981235][ C1] ? copy_msghdr_from_user+0x10b/0x160 [ 573.981264][ C1] ? kernel_sendmsg+0x50/0x50 [ 573.981296][ C1] ___sys_sendmsg+0x135/0x1d0 [ 573.981324][ C1] ? __lock_acquire+0xc65/0x3b20 [ 573.981354][ C1] ? do_recvmmsg+0x740/0x740 [ 573.981398][ C1] ? __fget_light+0x1fc/0x260 [ 573.981420][ C1] __sys_sendmsg+0x117/0x1e0 [ 573.981448][ C1] ? __sys_sendmsg_sock+0x30/0x30 [ 573.981478][ C1] ? fd_install+0x243/0x750 [ 573.981502][ C1] ? syscall_enter_from_user_mode+0x7f/0x120 [ 573.981524][ C1] do_syscall_64+0x40/0x110 [ 573.981550][ C1] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 573.981571][ C1] RIP: 0033:0x7fb2f32cae19 [ 573.981588][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 19 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 [ 573.981606][ C1] RSP: 002b:00007ffe3d73e478 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 573.981624][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2f32cae19 [ 573.981637][ C1] RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000005 [ 573.981648][ C1] RBP: 0000000000000000 R08: 0000000000000006 R09: 0000000000000006 [ 573.981660][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 573.981672][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 573.981691][ C1] [ 573.981698][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.222 msecs [ 574.514157][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 574.521013][ T30] CPU: 0 PID: 30 Comm: khungtaskd Not tainted 6.7.0-rc5-syzkaller-00167-gb1dfc0f76231 #0 [ 574.530831][ T30] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 574.540893][ T30] Call Trace: [ 574.544178][ T30] [ 574.547117][ T30] dump_stack_lvl+0xd9/0x1b0 [ 574.551731][ T30] panic+0x6dc/0x790 [ 574.555648][ T30] ? panic_smp_self_stop+0xa0/0xa0 [ 574.560798][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 574.566205][ T30] ? lapic_can_unplug_cpu+0xa0/0xa0 [ 574.571431][ T30] ? preempt_schedule_thunk+0x1a/0x30 [ 574.576832][ T30] ? watchdog+0xd3e/0x1210 [ 574.581267][ T30] ? watchdog+0xd31/0x1210 [ 574.585703][ T30] watchdog+0xd4f/0x1210 [ 574.589972][ T30] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 574.595967][ T30] ? lockdep_hardirqs_on+0x7d/0x110 [ 574.601178][ T30] ? __kthread_parkme+0x14b/0x220 [ 574.606223][ T30] ? proc_dohung_task_timeout_secs+0x90/0x90 [ 574.612223][ T30] kthread+0x2c6/0x3a0 [ 574.616306][ T30] ? _raw_spin_unlock_irq+0x23/0x50 [ 574.621539][ T30] ? kthread_complete_and_exit+0x40/0x40 [ 574.627205][ T30] ret_from_fork+0x45/0x80 [ 574.631645][ T30] ? kthread_complete_and_exit+0x40/0x40 [ 574.637301][ T30] ret_from_fork_asm+0x11/0x20 [ 574.642105][ T30] [ 574.645313][ T30] Kernel Offset: disabled [ 574.649630][ T30] Rebooting in 86400 seconds..