Warning: Permanently added '10.128.0.185' (ECDSA) to the list of known hosts. 2020/08/04 22:52:37 fuzzer started 2020/08/04 22:52:37 connecting to host at 10.128.0.105:33671 2020/08/04 22:52:37 checking machine... 2020/08/04 22:52:37 checking revisions... 2020/08/04 22:52:38 testing simple program... syzkaller login: [ 34.855638][ T8700] IPVS: ftp: loaded support on port[0] = 21 2020/08/04 22:52:38 building call list... [ 35.062408][ T1] ------------[ cut here ]------------ [ 35.068448][ T1] WARNING: CPU: 1 PID: 1 at fs/eventpoll.c:688 ep_scan_ready_list+0x9f/0x470 [ 35.078860][ T1] Kernel panic - not syncing: panic_on_warn set ... [ 35.085444][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.8.0-syzkaller #0 [ 35.092801][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.102837][ T1] Call Trace: [ 35.106111][ T1] dump_stack+0x16e/0x25d [ 35.110439][ T1] panic+0x20c/0x69a [ 35.114320][ T1] ? ep_scan_ready_list+0x9f/0x470 [ 35.119562][ T1] __warn+0x211/0x240 [ 35.123530][ T1] ? ep_scan_ready_list+0x9f/0x470 [ 35.128642][ T1] report_bug+0x153/0x1d0 [ 35.132961][ T1] handle_bug+0x4d/0x90 [ 35.137098][ T1] exc_invalid_op+0x16/0x70 [ 35.141653][ T1] asm_exc_invalid_op+0x12/0x20 [ 35.146491][ T1] RIP: 0010:ep_scan_ready_list+0x9f/0x470 [ 35.152193][ T1] Code: 37 d4 c6 ff 85 db 74 1d e8 1e d0 c6 ff 40 84 ed 75 0c eb 1d e8 12 d0 c6 ff 40 84 ed 74 13 e8 08 d0 c6 ff eb 1c e8 01 d0 c6 ff <0f> 0b 40 84 ed 75 ed e8 f5 cf c6 ff 4c 89 f7 44 89 fe e8 1a 8b a5 [ 35.171844][ T1] RSP: 0000:ffffc90000c73dc8 EFLAGS: 00010293 [ 35.177889][ T1] RAX: ffffffff81853bff RBX: 0000000000000000 RCX: ffff88812b766040 [ 35.185847][ T1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 35.194238][ T1] RBP: 0000000000000000 R08: ffffffff81853bd9 R09: 0000ffff88619eb7 [ 35.202194][ T1] R10: 0000ffffffffffff R11: 0000000000000000 R12: 0000000000000000 [ 35.210155][ T1] R13: ffffc90000c73de8 R14: ffff8881297af600 R15: 0000000000000000 [ 35.218126][ T1] ? ep_scan_ready_list+0x79/0x470 [ 35.223223][ T1] ? ep_scan_ready_list+0x9f/0x470 [ 35.228364][ T1] ? ep_scan_ready_list+0x9f/0x470 [ 35.233458][ T1] ? ep_busy_loop_end+0xd0/0xd0 [ 35.238338][ T1] do_epoll_wait+0x55c/0x920 [ 35.242980][ T1] ? init_wait_entry+0x30/0x30 [ 35.247730][ T1] __x64_sys_epoll_wait+0x4d/0x60 [ 35.252739][ T1] ? entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 35.258974][ T1] do_syscall_64+0x6a/0xe0 [ 35.263372][ T1] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 35.269249][ T1] RIP: 0033:0x7f310b8db303 [ 35.273655][ T1] Code: 49 89 ca b8 e8 00 00 00 0f 05 48 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 0b c2 00 00 48 89 04 24 49 89 ca b8 e8 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 51 c2 00 00 48 89 d0 48 83 c4 08 48 3d 01 [ 35.293403][ T1] RSP: 002b:00007ffdc7ffa4c0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e8 [ 35.301790][ T1] RAX: ffffffffffffffda RBX: 000055e909e78f50 RCX: 00007f310b8db303 [ 35.309754][ T1] RDX: 0000000000000025 RSI: 00007ffdc7ffa4d0 RDI: 0000000000000004 [ 35.317712][ T1] RBP: 00007ffdc7ffa790 R08: 846474467368a395 R09: 00000000000061c0 [ 35.325718][ T1] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffdc7ffa4d0 [ 35.333673][ T1] R13: 0000000000000001 R14: ffffffffffffffff R15: 0000000000000002 [ 35.343149][ T1] Kernel Offset: disabled [ 35.347540][ T1] Rebooting in 86400 seconds..