[....] Starting enhanced syslogd: rsyslogd[ 5.604348] audit: type=1400 audit(1513645979.695:5): avc: denied { syslog } for pid=2973 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: [ 9.076208] audit: type=1400 audit(1513645983.167:6): avc: denied { map } for pid=3108 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-7,10.128.15.234' (ECDSA) to the list of known hosts. [ 17.428687] audit: type=1400 audit(1513645991.519:7): avc: denied { map } for pid=3123 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 2017/12/19 01:13:11 parsed 1 programs 2017/12/19 01:13:11 executed programs: 0 [ 17.524734] audit: type=1400 audit(1513645991.615:8): avc: denied { map } for pid=3123 comm="syz-execprog" path="/root/syzkaller-shm882860473" 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 [ 17.553447] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 17.563836] general protection fault: 0000 [#1] SMP [ 17.568830] Dumping ftrace buffer: [ 17.572332] (ftrace buffer empty) [ 17.576007] Modules linked in: [ 17.579164] CPU: 1 PID: 3132 Comm: syz-executor0 Not tainted 4.15.0-rc3-next-20171214+ #67 [ 17.587522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.596845] RIP: 0010:native_write_cr4+0x4/0x10 [ 17.601475] RSP: 0018:ffffc90001903cc0 EFLAGS: 00010093 [ 17.606802] RAX: ffff8802135f43c0 RBX: 00000000001606e0 RCX: ffffffff8108d968 [ 17.614034] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000001606e0 [ 17.621267] RBP: ffffc90001903cc0 R08: 0000000000000001 R09: 0000000000000004 [ 17.628498] R10: ffffc90001903ce0 R11: 0000000000000004 R12: 0000000000000093 [ 17.635732] R13: ffff8802135f43c0 R14: ffff8802137e00d0 R15: ffff8802137e0098 [ 17.642965] FS: 00000000012d8940(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000 [ 17.651153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 17.656995] CR2: 0000000000000000 CR3: 000000000301e005 CR4: 00000000001626e0 [ 17.664228] Call Trace: [ 17.666783] hardware_disable+0x1a0/0x210 [ 17.670893] ? kvm_io_bus_get_dev+0x150/0x150 [ 17.675355] kvm_arch_hardware_disable+0x14/0x50 [ 17.680071] hardware_disable_nolock+0x30/0x40 [ 17.684615] on_each_cpu+0x86/0x110 [ 17.688204] hardware_disable_all_nolock+0x3e/0x50 [ 17.693095] kvm_put_kvm+0x349/0x4a0 [ 17.696769] ? kvm_put_kvm+0x4a0/0x4a0 [ 17.700619] kvm_vm_release+0x24/0x30 [ 17.704386] __fput+0x120/0x270 [ 17.707628] ____fput+0x15/0x20 [ 17.710874] task_work_run+0xa3/0xe0 [ 17.714551] do_exit+0x3e6/0x1050 [ 17.717969] ? trace_hardirqs_on_caller+0x130/0x1b0 [ 17.722945] do_group_exit+0x60/0x100 [ 17.726707] SyS_exit_group+0x18/0x20 [ 17.730476] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 17.735192] RIP: 0033:0x452a09 [ 17.738353] RSP: 002b:00007ffc8f7cd248 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 17.746020] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000452a09 [ 17.753251] RDX: 000000000000021e RSI: 0000000000720620 RDI: 0000000000000000 [ 17.760484] RBP: 0000000000000051 R08: 0000000000000000 R09: 0000000000000000 [ 17.767715] R10: 0000000000000000 R11: 0000000000000206 R12: fffffffffffffffe [ 17.774949] R13: 0000000000000002 R14: 0000000020e7f000 R15: 0000000000000000 [ 17.782184] 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 [ 17.801212] RIP: native_write_cr4+0x4/0x10 RSP: ffffc90001903cc0 [ 17.807321] ---[ end trace 0306c8afa95daaaf ]--- [ 17.812036] Kernel panic - not syncing: Fatal exception [ 17.817390] Dumping ftrace buffer: [ 17.820896] (ftrace buffer empty) [ 17.824569] Kernel Offset: disabled [ 17.828158] Rebooting in 86400 seconds..