[....] Starting enhanced syslogd: rsyslogd[ 6.260523] audit: type=1400 audit(1513622648.158:5): avc: denied { syslog } for pid=2967 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: [ 12.175952] audit: type=1400 audit(1513622654.073:6): avc: denied { map } for pid=3104 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 'ci-upstream-next-kasan-gce-1,10.128.15.214' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 28.441028] audit: type=1400 audit(1513622670.338:7): avc: denied { map } for pid=3121 comm="syzkaller076433" path="/root/syzkaller076433846" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 28.592303] BUG: unable to handle kernel paging request at 00000000830e2118 [ 28.599412] IP: security_compute_sid.part.11+0x418/0x710 [ 28.604821] PGD 0 P4D 0 [ 28.607453] Oops: 0000 [#1] SMP [ 28.610693] Dumping ftrace buffer: [ 28.614193] (ftrace buffer empty) [ 28.617870] Modules linked in: [ 28.621024] CPU: 0 PID: 3391 Comm: kworker/u4:0 Not tainted 4.15.0-rc3-next-20171214+ #67 [ 28.629299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.638619] RIP: 0010:security_compute_sid.part.11+0x418/0x710 [ 28.644549] RSP: 0018:ffffc90001993c70 EFLAGS: 00010293 [ 28.649873] RAX: ffff880216ba0800 RBX: 0000000000000002 RCX: ffffffff81667b88 [ 28.657104] RDX: 0000000000000000 RSI: 0000000000000005 RDI: ffffffff83fd17a0 [ 28.664336] RBP: ffffc90001993d20 R08: 0000000000000001 R09: 0000000000000001 [ 28.671573] R10: ffffc90001993be0 R11: 0000000000000000 R12: ffff88021694f188 [ 28.678805] R13: 0000000000000010 R14: ffff880216592388 R15: 00000000830e20e0 [ 28.686037] FS: 0000000000000000(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 [ 28.694227] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.700069] CR2: 00000000830e2118 CR3: 000000000301e001 CR4: 00000000001606f0 [ 28.707305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 28.714538] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 28.721770] Call Trace: [ 28.724325] security_compute_sid+0x92/0xa0 [ 28.728611] security_transition_sid+0x57/0x70 [ 28.733244] selinux_bprm_set_creds+0x215/0x2f0 [ 28.737879] security_bprm_set_creds+0x41/0x60 [ 28.742423] ? mnt_may_suid+0x64/0x70 [ 28.746184] prepare_binprm+0xae/0x1f0 [ 28.750035] do_execveat_common.isra.30+0x6f7/0xb90 [ 28.755012] ? kfree_call_rcu+0x10/0x20 [ 28.758949] do_execve+0x31/0x40 [ 28.762296] call_usermodehelper_exec_async+0x104/0x190 [ 28.767623] ? umh_complete+0x70/0x70 [ 28.771390] ret_from_fork+0x24/0x30 [ 28.775067] Code: 40 74 15 41 83 fd 10 74 0f e8 d5 27 c5 ff 4d 85 ff 75 33 e9 6f 02 00 00 e8 c6 27 c5 ff 4d 85 ff 0f 84 e6 02 00 00 e8 b8 27 c5 ff <41> 80 7f 38 02 0f 84 5c 01 00 00 e8 a8 27 c5 ff 41 8b 06 89 45 [ 28.794098] RIP: security_compute_sid.part.11+0x418/0x710 RSP: ffffc90001993c70 [ 28.801503] CR2: 00000000830e2118 [ 28.804919] ---[ end trace fe59d8175af57ffc ]--- [ 28.809634] Kernel panic - not syncing: Fatal exception [ 28.814987] Dumping ftrace buffer: [ 28.818488] (ftrace buffer empty) [ 28.822162] Kernel Offset: disabled [ 28.825751] Rebooting in 86400 seconds..