[?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. [ 11.924553] audit: type=1400 audit(1514079742.264:6): avc: denied { map } for pid=3137 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-next-kasan-gce-1,10.128.0.47' (ECDSA) to the list of known hosts. syzkaller login: [ 41.646690] audit: type=1400 audit(1514079771.986:7): avc: denied { map } for pid=3156 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2017/12/24 01:42:52 parsed 1 programs 2017/12/24 01:42:52 executed programs: 0 [ 41.754433] audit: type=1400 audit(1514079772.092:8): avc: denied { map } for pid=3156 comm="syz-execprog" path="/root/syzkaller-shm224785813" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 42.461226] BUG: unable to handle kernel paging request at fffffffffffffff5 [ 42.468355] IP: devpts_mntget+0x13f/0x280 [ 42.472476] PGD 6425067 P4D 6425067 PUD 6427067 PMD 0 [ 42.477734] Oops: 0000 [#1] SMP KASAN [ 42.481509] Dumping ftrace buffer: [ 42.485012] (ftrace buffer empty) [ 42.488688] Modules linked in: [ 42.491848] CPU: 1 PID: 3710 Comm: syz-executor1 Not tainted 4.15.0-rc4-next-20171221+ #78 [ 42.500213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.509538] RIP: 0010:devpts_mntget+0x13f/0x280 [ 42.514170] RSP: 0018:ffff8801c4f9fa50 EFLAGS: 00010246 [ 42.519508] RAX: dffffc0000000000 RBX: ffffffffffffffed RCX: ffffffff81d36ea0 [ 42.526751] RDX: 1ffffffffffffffe RSI: 0000000000000001 RDI: fffffffffffffff5 [ 42.533987] RBP: ffff8801c4f9fae0 R08: 0000000000000000 R09: 1ffff100389f3f05 [ 42.541231] R10: ffff8801c4f9f760 R11: 0000000000000000 R12: 1ffff100389f3f4a [ 42.548473] R13: ffff8801c4f9fa70 R14: ffff8801c3840000 R15: ffff8801c4f9fb20 [ 42.555716] FS: 00007f7ba3118700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000 [ 42.563907] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.569776] CR2: fffffffffffffff5 CR3: 00000001c48a3005 CR4: 00000000001606e0 [ 42.577016] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.584258] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.591496] Call Trace: [ 42.594053] ? devpts_fill_super+0xad0/0xad0 [ 42.598428] ? __alloc_fd+0x750/0x750 [ 42.602203] ptm_open_peer+0x11a/0x2f0 [ 42.606066] ? pty_unix98_install+0xa30/0xa30 [ 42.610541] tty_ioctl+0x517/0x1610 [ 42.614134] ? tty_vhangup+0x30/0x30 [ 42.617822] ? __lock_is_held+0xb6/0x140 [ 42.621865] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 42.627715] ? trace_hardirqs_on+0xd/0x10 [ 42.631833] ? _raw_spin_unlock_irq+0x27/0x70 [ 42.636313] ? rcu_note_context_switch+0x710/0x710 [ 42.641215] ? tty_vhangup+0x30/0x30 [ 42.644894] do_vfs_ioctl+0x1b1/0x1520 [ 42.648746] ? _cond_resched+0x14/0x30 [ 42.652602] ? ioctl_preallocate+0x2b0/0x2b0 [ 42.656978] ? selinux_capable+0x40/0x40 [ 42.661006] ? SyS_futex+0x269/0x390 [ 42.664691] ? security_file_ioctl+0x89/0xb0 [ 42.669067] SyS_ioctl+0x8f/0xc0 [ 42.672565] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 42.677287] RIP: 0033:0x452ac9 [ 42.680442] RSP: 002b:00007f7ba3117c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 42.688115] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 [ 42.695351] RDX: 0000000000000003 RSI: 0000000000005441 RDI: 0000000000000003 [ 42.702588] RBP: 00000000000005d3 R08: 0000000000000000 R09: 0000000000000000 [ 42.709850] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f5c68 [ 42.717092] R13: 00000000ffffffff R14: 00007f7ba31186d4 R15: 0000000000000000 [ 42.724342] Code: 01 00 00 48 8b 5d 90 e8 40 c4 9c ff 48 8d 7b 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 24 01 00 00 <4c> 8b 7b 08 48 b8 00 00 00 00 00 fc ff df 49 8d bf 80 06 00 00 [ 42.743422] RIP: devpts_mntget+0x13f/0x280 RSP: ffff8801c4f9fa50 [ 42.749617] CR2: fffffffffffffff5 [ 42.753038] ---[ end trace f5044df11bcd132f ]--- [ 42.757756] Kernel panic - not syncing: Fatal exception [ 42.763497] Dumping ftrace buffer: [ 42.767003] (ftrace buffer empty) [ 42.770680] Kernel Offset: disabled [ 42.774275] Rebooting in 86400 seconds..