[....] Starting enhanced syslogd: rsyslogd[ 4.907125] audit: type=1400 audit(1513519928.661:5): avc: denied { syslog } for pid=2968 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: [ 10.697767] audit: type=1400 audit(1513519934.452:6): 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-2,10.128.0.25' (ECDSA) to the list of known hosts. [ 16.519165] audit: type=1400 audit(1513519940.274:7): avc: denied { map } for pid=3117 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 2017/12/17 14:12:20 parsed 1 programs 2017/12/17 14:12:20 executed programs: 0 [ 16.613805] audit: type=1400 audit(1513519940.368:8): avc: denied { map } for pid=3117 comm="syz-execprog" path="/root/syzkaller-shm359063531" 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 [ 16.644299] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 16.656586] general protection fault: 0000 [#1] SMP [ 16.661589] Dumping ftrace buffer: [ 16.665090] (ftrace buffer empty) [ 16.668776] Modules linked in: [ 16.671932] CPU: 1 PID: 1599 Comm: udevd Not tainted 4.15.0-rc3-next-20171214+ #67 [ 16.679599] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.688928] RIP: 0010:native_write_cr4+0x4/0x10 [ 16.693556] RSP: 0018:ffff88021fd03f20 EFLAGS: 00010006 [ 16.698889] RAX: ffff880214e30700 RBX: 00000000001606e0 RCX: ffffffff8108d968 [ 16.706121] RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606e0 [ 16.713353] RBP: ffff88021fd03f20 R08: 0000000000000001 R09: 0000000000000002 [ 16.720588] R10: ffffc90000fbfa20 R11: 0000000000000002 R12: 0000000000000006 [ 16.727821] R13: ffff880214e30700 R14: ffffffff81026eb0 R15: 0000000000000000 [ 16.735055] FS: 00007f4b9c5337a0(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000 [ 16.743244] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 16.749089] CR2: 00007f4b9c53a000 CR3: 0000000214104004 CR4: 00000000001626e0 [ 16.756324] Call Trace: [ 16.758869] [ 16.760984] hardware_disable+0x1a0/0x210 [ 16.765096] ? kvm_io_bus_get_dev+0x150/0x150 [ 16.769557] kvm_arch_hardware_disable+0x14/0x50 [ 16.774282] hardware_disable_nolock+0x30/0x40 [ 16.778830] flush_smp_call_function_queue+0x95/0x1e0 [ 16.783985] generic_smp_call_function_single_interrupt+0x13/0x30 [ 16.790189] smp_call_function_single_interrupt+0x42/0x240 [ 16.795784] call_function_single_interrupt+0xa9/0xb0 [ 16.800934] [ 16.803138] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 16.808461] RSP: 0018:ffffc90000fbfb10 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff04 [ 16.816132] RAX: ffff880214e30700 RBX: 0000000000000000 RCX: ffffffff8164c6ee [ 16.823376] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000286 [ 16.830609] RBP: ffffc90000fbfb60 R08: 0000000000000000 R09: 0000000000000002 [ 16.837843] R10: ffffc90000fbfa20 R11: 0000000000000002 R12: 0000000000000000 [ 16.845076] R13: 0000000000800004 R14: ffff880214ea7280 R15: 0000000000000000 [ 16.852314] ? selinux_inode_permission+0x13e/0x250 [ 16.857296] ? selinux_inode_permission+0x14d/0x250 [ 16.862280] security_inode_permission+0x56/0x80 [ 16.866999] __inode_permission+0x86/0x1f0 [ 16.871200] inode_permission+0x25/0x70 [ 16.875146] lookup_open+0x678/0x920 [ 16.878828] path_openat+0x532/0x1050 [ 16.882593] ? find_held_lock+0x35/0xa0 [ 16.886531] do_filp_open+0xaa/0x120 [ 16.890208] ? __lock_is_held+0x5a/0xa0 [ 16.894158] ? _raw_spin_unlock+0x22/0x30 [ 16.898271] do_sys_open+0x280/0x340 [ 16.901949] ? do_sys_open+0x280/0x340 [ 16.905807] SyS_open+0x2d/0x40 [ 16.909053] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 16.913776] RIP: 0033:0x7f4b9bc3b120 [ 16.917450] RSP: 002b:00007fff4911f668 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 16.925120] RAX: ffffffffffffffda RBX: 00000000022b7b30 RCX: 00007f4b9bc3b120 [ 16.932526] RDX: 00000000000001b6 RSI: 0000000000000242 RDI: 00007fff4911f760 [ 16.939758] RBP: 00007fff4911f6e0 R08: 0000000000000000 R09: 0000000000000001 [ 16.946993] R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000 [ 16.954227] R13: 00007fff4911f760 R14: 00000000000005cc R15: 00000000022fcc70 [ 16.961467] Code: 0f 1f 80 00 00 00 00 55 48 89 e5 0f 20 d8 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 0f 22 df 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 <0f> 22 e7 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 44 0f 20 c0 5d [ 16.980491] RIP: native_write_cr4+0x4/0x10 RSP: ffff88021fd03f20 [ 16.986602] ---[ end trace 05de1c55ce918f18 ]--- [ 16.991317] Kernel panic - not syncing: Fatal exception in interrupt [ 16.997797] Dumping ftrace buffer: [ 17.001303] (ftrace buffer empty) [ 17.004977] Kernel Offset: disabled [ 17.008568] Rebooting in 86400 seconds..