Warning: Permanently added '10.128.0.109' (ECDSA) to the list of known hosts. [ 78.112177] IPVS: ftp: loaded support on port[0] = 21 [ 78.270627] IPVS: ftp: loaded support on port[0] = 21 [ 78.501442] IPVS: ftp: loaded support on port[0] = 21 [ 103.122720] watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/u4:3:119] [ 103.122729] watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [kworker/u4:1:23] [ 103.130328] Modules linked in: [ 103.137754] Modules linked in: [ 103.140945] irq event stamp: 778063 [ 103.144113] irq event stamp: 161969 [ 103.147730] hardirqs last enabled at (778062): [] trace_hardirqs_on_thunk+0x1a/0x1c [ 103.151326] hardirqs last enabled at (161968): [] kvm_wait+0x14b/0x240 [ 103.160742] hardirqs last disabled at (778063): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 103.169029] hardirqs last disabled at (161969): [] trace_hardirqs_off_thunk+0x1a/0x1c [ 103.179489] softirqs last enabled at (773092): [] tipc_shutdown+0x121/0x310 [ 103.188995] softirqs last enabled at (152122): [] tipc_accept+0x213/0x10b0 [ 103.197722] softirqs last disabled at (773094): [] tipc_topsrv_exit_net+0x283/0x5c0 [ 103.206477] softirqs last disabled at (152144): [] conn_put+0x7a/0x3a0 [ 103.215820] CPU: 0 PID: 23 Comm: kworker/u4:1 Not tainted 4.19.211-syzkaller #0 [ 103.224026] CPU: 1 PID: 119 Comm: kworker/u4:3 Not tainted 4.19.211-syzkaller #0 [ 103.231444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.239037] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.248375] Workqueue: netns cleanup_net [ 103.257711] Workqueue: tipc_rcv tipc_conn_recv_work [ 103.261770] RIP: 0010:idr_find+0x37/0x50 [ 103.266757] RIP: 0010:native_safe_halt+0xe/0x10 [ 103.270793] Code: 48 8d 7d 48 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 13 8b 45 48 48 89 ef 48 29 c3 <48> 89 de 5b 5d e9 3f 10 01 00 e8 9a 7b aa f9 eb e6 0f 1f 84 00 00 [ 103.275438] Code: 48 89 df e8 f4 20 7f f9 e9 2e ff ff ff 48 89 df e8 e7 20 7f f9 eb 82 90 90 90 90 90 e9 07 00 00 00 0f 00 2d 14 43 4e 00 fb f4 90 e9 07 00 00 00 0f 00 2d 04 43 4e 00 f4 c3 90 90 41 56 41 55 [ 103.294313] RSP: 0018:ffff8880b5047bc8 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13 [ 103.313192] RSP: 0018:ffff8880b4c27bb8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13 [ 103.320869] RAX: 0000000000000000 RBX: 00000000291b6203 RCX: ffffffff87bb46ad [ 103.320880] RDX: 1ffff1101352e8f9 RSI: ffffffff87ede5fd RDI: ffff88809a974780 [ 103.328563] RAX: 1ffffffff13e3054 RBX: ffff88809a9747d0 RCX: 1ffff11016982587 [ 103.335811] RBP: ffff88809a974780 R08: 0000000000000001 R09: 0000000000000000 [ 103.343060] RDX: dffffc0000000000 RSI: ffff8880b4c12c18 RDI: ffff8880b4c12bc4 [ 103.350305] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809a9747d0 [ 103.357552] RBP: 0000000000000003 R08: 0000000000000001 R09: 0000000000000000 [ 103.364816] R13: ffffed101352e901 R14: ffff88808df6d980 R15: 000000000000002d [ 103.372073] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000286 [ 103.379320] FS: 0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 103.386562] R13: ffffed101352e8fa R14: 0000000000000001 R15: ffff8880ba12be00 [ 103.386574] FS: 0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 [ 103.393821] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.402023] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 103.409271] CR2: 00007f4bf737701d CR3: 0000000009e6d000 CR4: 00000000003406f0 [ 103.417469] CR2: 00007f3e19a09008 CR3: 00000000ab781000 CR4: 00000000003406e0 [ 103.417479] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 103.423341] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 103.429199] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 103.436445] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 103.443700] Call Trace: [ 103.450950] Call Trace: [ 103.458211] kvm_wait+0x179/0x240 [ 103.465468] tipc_topsrv_exit_net+0x25e/0x5c0 [ 103.472721] __pv_queued_spin_lock_slowpath+0x86a/0xae0 [ 103.475278] ? tipc_topsrv_init_net+0xb90/0xb90 [ 103.477842] ? pv_hash+0xe0/0xe0 [ 103.481269] ops_exit_list+0xa5/0x150 [ 103.485737] ? lock_acquire+0x170/0x3c0 [ 103.491075] cleanup_net+0x3b4/0x8b0 [ 103.495717] ? conn_put+0x7a/0x3a0 [ 103.499062] ? net_drop_ns+0x90/0x90 [ 103.502837] do_raw_spin_lock+0x189/0x220 [ 103.506792] ? check_preemption_disabled+0x10/0x280 [ 103.510476] conn_put+0x7a/0x3a0 [ 103.513996] process_one_work+0x864/0x1570 [ 103.517680] ? tipc_conn_recv_work+0x65/0xe0 [ 103.521809] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 103.526797] process_one_work+0x864/0x1570 [ 103.530145] worker_thread+0x64c/0x1130 [ 103.534351] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 103.538747] ? process_one_work+0x1570/0x1570 [ 103.543384] worker_thread+0x64c/0x1130 [ 103.547586] kthread+0x33f/0x460 [ 103.551553] ? __kthread_parkme+0x133/0x1e0 [ 103.556194] ? kthread_park+0x180/0x180 [ 103.560666] ? process_one_work+0x1570/0x1570 [ 103.564615] ret_from_fork+0x24/0x30 [ 103.567955] kthread+0x33f/0x460 [ 103.572258] Kernel panic - not syncing: softlockup: hung tasks [ 103.576202] ? kthread_park+0x180/0x180 [ 103.580673] CPU: 0 PID: 23 Comm: kworker/u4:1 Tainted: G L 4.19.211-syzkaller #0 [ 103.584362] ret_from_fork+0x24/0x30 [ 103.587699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.619451] Workqueue: netns cleanup_net [ 103.623494] Call Trace: [ 103.626068] [ 103.628215] dump_stack+0x1fc/0x2ef [ 103.631827] panic+0x26a/0x50e [ 103.635001] ? __warn_printk+0xf3/0xf3 [ 103.638879] ? watchdog_timer_fn.cold+0x5/0x25 [ 103.643444] ? watchdog_timer_fn+0x53e/0x580 [ 103.647837] watchdog_timer_fn.cold+0x16/0x25 [ 103.652319] __hrtimer_run_queues+0x3f6/0xe60 [ 103.656799] ? softlockup_fn+0xb0/0xb0 [ 103.660679] ? hrtimer_fixup_free+0xa0/0xa0 [ 103.664985] ? kvm_clock_get_cycles+0x14/0x30 [ 103.669467] ? ktime_get_update_offsets_now+0x2ec/0x460 [ 103.674819] hrtimer_interrupt+0x326/0x9e0 [ 103.679044] smp_apic_timer_interrupt+0x10c/0x550 [ 103.683874] apic_timer_interrupt+0xf/0x20 [ 103.688084] [ 103.690305] RIP: 0010:idr_find+0x37/0x50 [ 103.694359] Code: 48 8d 7d 48 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 13 8b 45 48 48 89 ef 48 29 c3 <48> 89 de 5b 5d e9 3f 10 01 00 e8 9a 7b aa f9 eb e6 0f 1f 84 00 00 [ 103.713250] RSP: 0018:ffff8880b5047bc8 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13 [ 103.720939] RAX: 0000000000000000 RBX: 00000000291b6203 RCX: ffffffff87bb46ad [ 103.728194] RDX: 1ffff1101352e8f9 RSI: ffffffff87ede5fd RDI: ffff88809a974780 [ 103.735444] RBP: ffff88809a974780 R08: 0000000000000001 R09: 0000000000000000 [ 103.742697] R10: 0000000000000005 R11: 0000000000000000 R12: ffff88809a9747d0 [ 103.749946] R13: ffffed101352e901 R14: ffff88808df6d980 R15: 000000000000002d [ 103.757205] ? tipc_topsrv_exit_net+0x2ad/0x5c0 [ 103.761868] ? idr_find+0xd/0x50 [ 103.765218] ? idr_find+0xd/0x50 [ 103.768571] tipc_topsrv_exit_net+0x25e/0x5c0 [ 103.773051] ? tipc_topsrv_init_net+0xb90/0xb90 [ 103.777712] ops_exit_list+0xa5/0x150 [ 103.781502] cleanup_net+0x3b4/0x8b0 [ 103.785205] ? net_drop_ns+0x90/0x90 [ 103.788906] ? check_preemption_disabled+0x10/0x280 [ 103.793920] process_one_work+0x864/0x1570 [ 103.798142] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 103.802800] worker_thread+0x64c/0x1130 [ 103.806763] ? process_one_work+0x1570/0x1570 [ 103.811241] kthread+0x33f/0x460 [ 103.814600] ? kthread_park+0x180/0x180 [ 103.818560] ret_from_fork+0x24/0x30 [ 104.908820] Shutting down cpus with NMI [ 104.912973] Kernel Offset: disabled [ 104.916625] Rebooting in 86400 seconds..