[....] Starting enhanced syslogd: rsyslogd[   16.942473] audit: type=1400 audit(1520804779.542:5): avc:  denied  { syslog } for  pid=4124 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 mcstransd: 
[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c.
[....] 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: [   18.988212] audit: type=1400 audit(1520804781.588:6): avc:  denied  { map } for  pid=4263 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 '10.128.0.35' (ECDSA) to the list of known hosts.
executing program
[   25.303056] audit: type=1400 audit(1520804787.902:7): avc:  denied  { map } for  pid=4277 comm="syzkaller834288" path="/root/syzkaller834288837" 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
[   30.687146] kasan: CONFIG_KASAN_INLINE enabled
[   30.691863] kasan: GPF could be caused by NULL-ptr deref or user memory access
[   30.699245] general protection fault: 0000 [#1] SMP KASAN
[   30.704765] Dumping ftrace buffer:
[   30.708279]    (ftrace buffer empty)
[   30.711959] Modules linked in:
[   30.715127] CPU: 1 PID: 4277 Comm: syzkaller834288 Not tainted 4.16.0-rc4+ #260
[   30.722537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   30.731875] RIP: 0010:kernel_sock_shutdown+0x29/0x70
[   30.736945] RSP: 0018:ffff8801afe07c78 EFLAGS: 00010206
[   30.742277] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff845fd6f4
[   30.749518] RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000028
[   30.756774] RBP: ffff8801afe07c90 R08: 0000000000000000 R09: 1ffff10035fc0f0b
[   30.764017] R10: ffff8801afe07820 R11: 0000000000000001 R12: ffff8801da55d7d2
[   30.771254] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8801afe07d08
[   30.778494] FS:  0000000000000000(0000) GS:ffff8801db300000(0063) knlGS:00000000084ff840
[   30.786687] CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
[   30.792549] CR2: 00007f37e58d8000 CR3: 00000001b09a2006 CR4: 00000000001606e0
[   30.799789] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   30.807026] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   30.814265] Call Trace:
[   30.816827]  smc_shutdown+0x3ed/0x540
[   30.820601]  SyS_shutdown+0x137/0x290
[   30.824372]  ? SyS_getsockopt+0x340/0x340
[   30.828492]  ? trace_event_raw_event_sys_exit+0x260/0x260
[   30.833997]  ? do_fast_syscall_32+0x156/0xf9f
[   30.838466]  ? SyS_getsockopt+0x340/0x340
[   30.842586]  do_fast_syscall_32+0x3ec/0xf9f
[   30.846878]  ? do_int80_syscall_32+0x9c0/0x9c0
[   30.851429]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   30.856152]  ? syscall_return_slowpath+0x550/0x550
[   30.861051]  ? syscall_return_slowpath+0x2ac/0x550
[   30.865950]  ? prepare_exit_to_usermode+0x350/0x350
[   30.870938]  ? sysret32_from_system_call+0x5/0x3c
[   30.875752]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   30.880564]  entry_SYSENTER_compat+0x70/0x7f
[   30.884938] RIP: 0023:0xf7fecc99
[   30.888269] RSP: 002b:00000000ffba5a2c EFLAGS: 00000217 ORIG_RAX: 0000000000000175
[   30.895943] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000
[   30.903180] RDX: 0000000000000000 RSI: 000000000000016b RDI: 0000000000000003
[   30.910419] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   30.917657] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
[   30.924896] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   30.932143] Code: 66 90 55 48 89 e5 41 55 41 54 53 48 89 fb 41 89 f5 e8 5c 2f 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 
[   30.951209] RIP: kernel_sock_shutdown+0x29/0x70 RSP: ffff8801afe07c78
[   30.957848] ---[ end trace 8d6d245b81236475 ]---
[   30.962593] Kernel panic - not syncing: Fatal exception
[   30.968261] Dumping ftrace buffer:
[   30.971776]    (ftrace buffer empty)
[   30.975455] Kernel Offset: disabled
[   30.979054] Rebooting in 86400 seconds..