[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.15.193' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 546.715775] IPVS: ftp: loaded support on port[0] = 21 [ 546.747856] IPVS: ftp: loaded support on port[0] = 21 [ 546.784420] IPVS: ftp: loaded support on port[0] = 21 executing program [ 546.817936] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 546.864687] IPVS: ftp: loaded support on port[0] = 21 executing program [ 546.902778] IPVS: ftp: loaded support on port[0] = 21 [ 547.726546] rxrpc: AF_RXRPC: Leaked local ffff8880b4bf3b40 {1} [ 547.732938] ------------[ cut here ]------------ [ 547.737724] kernel BUG at net/rxrpc/local_object.c:408! [ 547.743957] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 547.749344] Modules linked in: [ 547.752513] CPU: 0 PID: 7977 Comm: kworker/u4:1 Not tainted 4.14.204-syzkaller #0 [ 547.760115] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 547.769538] Workqueue: netns cleanup_net [ 547.773571] task: ffff8880b3372080 task.stack: ffff8880b55d0000 [ 547.779623] RIP: 0010:rxrpc_destroy_all_locals+0xe6/0xf2 [ 547.785041] RSP: 0018:ffff8880b55d7c28 EFLAGS: 00010286 [ 547.790384] RAX: dffffc0000000000 RBX: ffff8880b3678980 RCX: fffffbfff17d69a8 [ 547.797771] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000282 [ 547.805015] RBP: ffff8880b36789a0 R08: ffff8880b3372080 R09: dffffc0000000000 [ 547.812258] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b36789a0 [ 547.819503] R13: ffff8880b36789b0 R14: dffffc0000000000 R15: fffffbfff13c29e3 [ 547.826758] FS: 0000000000000000(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 547.834967] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 547.840820] CR2: 00007f0947c9d000 CR3: 00000000a109c000 CR4: 00000000001406f0 [ 547.848064] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 547.855319] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 547.862577] Call Trace: [ 547.865155] rxrpc_exit_net+0x158/0x260 [ 547.869112] ? rxrpc_destroy_all_locals.cold+0x65/0x65 [ 547.874367] ops_exit_list+0xa5/0x150 [ 547.878143] cleanup_net+0x3b3/0x840 [ 547.881833] ? net_drop_ns+0x70/0x70 [ 547.885595] ? lock_acquire+0x170/0x3f0 [ 547.889593] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 547.895042] process_one_work+0x793/0x14a0 [ 547.899252] ? work_busy+0x320/0x320 [ 547.902937] ? worker_thread+0x158/0xff0 [ 547.907002] ? _raw_spin_unlock_irq+0x24/0x80 [ 547.911471] worker_thread+0x5cc/0xff0 [ 547.915345] ? rescuer_thread+0xc80/0xc80 [ 547.919479] kthread+0x30d/0x420 [ 547.922823] ? kthread_create_on_node+0xd0/0xd0 [ 547.927469] ret_from_fork+0x24/0x30 [ 547.931180] Code: 00 00 00 00 00 fc ff df 48 83 eb 20 e8 34 dc bc fa 4c 8d 63 20 4c 39 e5 0f 85 52 00 00 00 e8 22 dc bc fa 4c 89 ef e8 9a 51 85 00 <0f> 0b 48 89 ef e8 00 ae e6 fa eb c0 e8 09 dc bc fa 48 c7 c7 c0 [ 547.950259] RIP: rxrpc_destroy_all_locals+0xe6/0xf2 RSP: ffff8880b55d7c28 [ 547.959204] ---[ end trace 0ef10273193e3e01 ]--- [ 547.963952] Kernel panic - not syncing: Fatal exception [ 547.970153] Kernel Offset: disabled [ 547.973808] Rebooting in 86400 seconds..