INIT: Entering runlevel: 2

[info] Using makefile-style concurrent boot in runlevel 2.
[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

Warning: Permanently added '10.128.10.21' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   29.118689] kasan: CONFIG_KASAN_INLINE enabled
[   29.123436] kasan: GPF could be caused by NULL-ptr deref or user memory access
[   29.131158] general protection fault: 0000 [#1] SMP KASAN
[   29.136692] Dumping ftrace buffer:
[   29.140206]    (ftrace buffer empty)
[   29.143892] Modules linked in:
[   29.147069] CPU: 1 PID: 4520 Comm: syzkaller696326 Not tainted 4.17.0-rc1+ #10
[   29.154416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   29.163767] RIP: 0010:smc_setsockopt+0x8b/0x120
[   29.168410] RSP: 0018:ffff8801b433fcc8 EFLAGS: 00010206
[   29.173752] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000020000000
[   29.181089] RDX: 0000000000000005 RSI: ffffffff873e3bf6 RDI: 0000000000000028
[   29.188340] RBP: ffff8801b433fcf8 R08: 0000000000000000 R09: ffffed00359a3780
[   29.195585] R10: ffffed00359a3780 R11: ffff8801acd1bc03 R12: ffff8801b433fd40
[   29.202837] R13: 0000000000000021 R14: 000000000000000d R15: 0000000020000000
[   29.210100] FS:  0000000000b01880(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
[   29.218300] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.224158] CR2: 0000562e1fa410d0 CR3: 00000001acf1e000 CR4: 00000000001406e0
[   29.231408] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   29.238660] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   29.245904] Call Trace:
[   29.248472]  __sys_setsockopt+0x1bd/0x390
[   29.252599]  ? kernel_accept+0x310/0x310
[   29.256641]  ? __ia32_sys_getsockopt+0x150/0x150
[   29.261378]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   29.266893]  ? security_file_fcntl+0x94/0xc0
[   29.271278]  __x64_sys_setsockopt+0xbe/0x150
[   29.275673]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   29.280666]  do_syscall_64+0x1b1/0x800
[   29.284530]  ? syscall_slow_exit_work+0x4f0/0x4f0
[   29.289354]  ? syscall_return_slowpath+0x5c0/0x5c0
[   29.294258]  ? syscall_return_slowpath+0x30f/0x5c0
[   29.299170]  ? entry_SYSCALL_64_after_hwframe+0x59/0xbe
[   29.304511]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   29.309329]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[   29.314501] RIP: 0033:0x43fd19
[   29.317665] RSP: 002b:00007ffccc4960f8 EFLAGS: 00000217 ORIG_RAX: 0000000000000036
[   29.325348] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fd19
[   29.332594] RDX: 000000000000000d RSI: 0000000000000021 RDI: 0000000000000004
[   29.339839] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8
[   29.347091] R10: 0000000020000000 R11: 0000000000000217 R12: 0000000000401640
[   29.354350] R13: 00000000004016d0 R14: 0000000000000000 R15: 0000000000000000
[   29.361608] Code: fa 48 c1 ea 03 80 3c 02 00 0f 85 93 00 00 00 48 8b 9b 50 04 00 00 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 62 48 b8 00 00 00 00 00 fc ff df 4c 8b 63 28 49 
[   29.380748] RIP: smc_setsockopt+0x8b/0x120 RSP: ffff8801b433fcc8
[   29.386942] ---[ end trace 3858d0cd9ce5e4d4 ]---
[   29.391713] Kernel panic - not syncing: Fatal exception
[   29.397559] Dumping ftrace buffer:
[   29.401081]    (ftrace buffer empty)
[   29.404768] Kernel Offset: disabled
[   29.408377] Rebooting in 86400 seconds..