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 'ci-upstream-mmots-kasan-gce-6,10.128.0.30' (ECDSA) to the list of known hosts.
2017/09/21 11:30:54 parsed 1 programs
2017/09/21 11:30:54 executed programs: 0
syzkaller login: [   50.538965] ------------[ cut here ]------------
[   50.543841] kernel BUG at net/packet/af_packet.c:1521!
[   50.549263] invalid opcode: 0000 [#1] SMP KASAN
[   50.553901] Dumping ftrace buffer:
[   50.557406]    (ftrace buffer empty)
[   50.561084] Modules linked in:
[   50.564247] CPU: 1 PID: 3010 Comm: syz-executor5 Not tainted 4.13.0-mm1+ #7
[   50.571328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   50.580649] task: ffff8801ce342040 task.stack: ffff8801ce3f8000
[   50.586685] RIP: 0010:__unregister_prot_hook+0x139/0x280
[   50.592101] RSP: 0018:ffff8801ce3ff700 EFLAGS: 00010297
[   50.597428] RAX: ffff8801ce342040 RBX: 0000000000000004 RCX: 0000000000000000
[   50.604665] RDX: 0000000000000000 RSI: ffffffff84d438c1 RDI: ffff8801ce7f4c80
[   50.611902] RBP: ffff8801ce3ff740 R08: ffff8801ce3ff050 R09: ffff8801ce3ff048
[   50.619140] R10: ffff8801ce3fefc0 R11: 1ffff10039c6869b R12: ffff8801ce7f4c40
[   50.626375] R13: ffff8801ce06ae40 R14: 0000000000000004 R15: dffffc0000000000
[   50.633612] FS:  00007f665662d700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
[   50.641802] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   50.647747] CR2: 00000000204fbfe4 CR3: 00000001ceb81000 CR4: 00000000001406e0
[   50.654985] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   50.662221] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   50.669455] Call Trace:
[   50.672015]  packet_set_ring+0xe7c/0x1b70
[   50.676137]  ? packet_poll+0x5c0/0x5c0
[   50.679993]  ? retint_kernel+0x10/0x10
[   50.683850]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   50.688834]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   50.693558]  ? retint_kernel+0x10/0x10
[   50.697417]  ? copy_user_generic_unrolled+0x86/0xc0
[   50.702402]  ? _copy_from_user+0x99/0x110
[   50.706522]  packet_setsockopt+0x6cd/0x1e80
[   50.710815]  ? fanout_add+0x1190/0x1190
[   50.714756]  ? lock_downgrade+0x990/0x990
[   50.718874]  ? __fget+0xbb/0x580
[   50.722206]  ? __lockdep_init_map+0xe4/0x650
[   50.726583]  ? lock_release+0xd70/0xd70
[   50.730526]  ? __lock_is_held+0xbc/0x140
[   50.734558]  ? __fget+0x362/0x580
[   50.737979]  ? iterate_fd+0x3f0/0x3f0
[   50.741751]  ? __fdget+0x18/0x20
[   50.745095]  ? sockfd_lookup_light+0x104/0x150
[   50.749648]  ? sock_has_perm+0x29c/0x400
[   50.753674]  ? __fget_light+0x29d/0x390
[   50.757615]  ? selinux_tun_dev_create+0xc0/0xc0
[   50.762252]  ? selinux_netlbl_socket_setsockopt+0x10c/0x460
[   50.767931]  ? selinux_netlbl_sock_rcv_skb+0x730/0x730
[   50.773184]  ? alloc_file+0x284/0x3a0
[   50.776959]  ? sock_alloc_file+0x2b6/0x550
[   50.781166]  ? selinux_socket_setsockopt+0x64/0x80
[   50.786067]  SyS_setsockopt+0x189/0x360
[   50.790016]  ? SyS_setsockopt+0x189/0x360
[   50.794132]  ? SyS_recv+0x40/0x40
[   50.797555]  ? entry_SYSCALL_64_fastpath+0x5/0xbe
[   50.802387]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   50.807369]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   50.812095]  entry_SYSCALL_64_fastpath+0x1f/0xbe
[   50.816824] RIP: 0033:0x4520a9
[   50.819980] RSP: 002b:00007f665662cc08 EFLAGS: 00000216 ORIG_RAX: 0000000000000036
[   50.827654] RAX: ffffffffffffffda RBX: 0000000000718000 RCX: 00000000004520a9
[   50.834889] RDX: 000000000000000d RSI: 0000000000000107 RDI: 0000000000000006
[   50.842125] RBP: 0000000000000082 R08: 000000000000001c R09: 0000000000000000
[   50.849363] R10: 00000000204fbfe4 R11: 0000000000000216 R12: 00000000004bb595
[   50.856599] R13: 00000000ffffffff R14: 0000000000000003 R15: 0000000000000107
[   50.863845] Code: 48 89 fa 48 c1 ea 03 42 80 3c 3a 00 0f 85 4e 01 00 00 4d 3b 6c c4 28 74 16 83 c3 01 e8 71 d8 2c fd 44 39 f3 75 cd e8 67 d8 2c fd <0f> 0b 31 c0 41 8d 5e ff 48 89 45 c0 e8 56 d8 2c fd 49 8d 7c dc 
[   50.882911] RIP: __unregister_prot_hook+0x139/0x280 RSP: ffff8801ce3ff700
[   50.889872] ---[ end trace e2586a867cc44434 ]---
[   50.894610] Kernel panic - not syncing: Fatal exception
[   50.899971] Dumping ftrace buffer:
[   50.903480]    (ftrace buffer empty)
[   50.907158] Kernel Offset: disabled
[   50.910752] Rebooting in 86400 seconds..