[....] Starting enhanced syslogd: rsyslogd[   15.589854] audit: type=1400 audit(1520271339.171:5): avc:  denied  { syslog } for  pid=4073 comm="rsyslogd" capability=34  scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
Starting mcstransd: 
[....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c.
[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c.

Debian GNU/Linux 7 syzkaller ttyS0

syzkaller login: [   19.098984] audit: type=1400 audit(1520271342.680:6): avc:  denied  { map } for  pid=4213 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1
Warning: Permanently added '10.128.0.12' (ECDSA) to the list of known hosts.
executing program
[   42.826243] audit: type=1400 audit(1520271366.408:7): avc:  denied  { map } for  pid=4230 comm="syzkaller184970" path="/root/syzkaller184970231" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1
[   48.095509] kasan: CONFIG_KASAN_INLINE enabled
[   48.100176] kasan: GPF could be caused by NULL-ptr deref or user memory access
[   48.107543] general protection fault: 0000 [#1] SMP KASAN
[   48.113054] Dumping ftrace buffer:
[   48.116564]    (ftrace buffer empty)
[   48.120244] Modules linked in:
[   48.123409] CPU: 0 PID: 4230 Comm: syzkaller184970 Not tainted 4.16.0-rc4+ #251
[   48.130822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   48.140151] RIP: 0010:kernel_sock_shutdown+0x29/0x70
[   48.145219] RSP: 0018:ffff8801b000fc78 EFLAGS: 00010206
[   48.150551] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff845fc6f4
[   48.157790] RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000028
[   48.165031] RBP: ffff8801b000fc90 R08: 0000000000000000 R09: 1ffff10036001f0b
[   48.172269] R10: ffff8801b000f820 R11: 0000000000000001 R12: ffff8801b1a477d2
[   48.179516] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801b000fd08
[   48.186756] FS:  0000000000000000(0000) GS:ffff8801db200000(0063) knlGS:00000000089af840
[   48.194951] CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
[   48.200801] CR2: 0000562c54178100 CR3: 00000001b012b002 CR4: 00000000001606f0
[   48.208043] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   48.215283] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   48.222518] Call Trace:
[   48.225079]  smc_shutdown+0x3ed/0x540
[   48.228851]  SyS_shutdown+0x137/0x290
[   48.232620]  ? SyS_getsockopt+0x340/0x340
[   48.236741]  ? trace_event_raw_event_sys_exit+0x260/0x260
[   48.242250]  ? do_fast_syscall_32+0x156/0xf9f
[   48.246718]  ? SyS_getsockopt+0x340/0x340
[   48.250836]  do_fast_syscall_32+0x3ec/0xf9f
[   48.255129]  ? do_int80_syscall_32+0x9c0/0x9c0
[   48.259679]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   48.264402]  ? syscall_return_slowpath+0x550/0x550
[   48.269299]  ? syscall_return_slowpath+0x2ac/0x550
[   48.274196]  ? prepare_exit_to_usermode+0x350/0x350
[   48.279182]  ? sysret32_from_system_call+0x5/0x3c
[   48.283995]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   48.288809]  entry_SYSENTER_compat+0x70/0x7f
[   48.293185] RIP: 0023:0xf7f32c99
[   48.296514] RSP: 002b:00000000fff0a32c EFLAGS: 00000217 ORIG_RAX: 0000000000000175
[   48.304188] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000
[   48.311426] RDX: 0000000000000000 RSI: 000000000000016b RDI: 0000000000000003
[   48.318661] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   48.325899] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[   48.333138] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   48.340383] Code: 66 90 55 48 89 e5 41 55 41 54 53 48 89 fb 41 89 f5 e8 3c 3f 11 fd 48 8d 7b 28 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 75 32 4c 8b 63 28 48 b8 00 00 00 00 00 fc ff df 49 
[   48.359444] RIP: kernel_sock_shutdown+0x29/0x70 RSP: ffff8801b000fc78
[   48.366067] ---[ end trace d1732c90d21dd60f ]---
[   48.370895] Kernel panic - not syncing: Fatal exception
[   48.376551] Dumping ftrace buffer:
[   48.380060]    (ftrace buffer empty)
[   48.383739] Kernel Offset: disabled
[   48.387336] Rebooting in 86400 seconds..