[....] Starting enhanced syslogd: rsyslogd[ 5.443661] audit: type=1400 audit(1513532409.239:5): avc: denied { syslog } for pid=2962 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: [ 14.394508] audit: type=1400 audit(1513532418.190:6): avc: denied { map } for pid=3099 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-2,10.128.0.33' (ECDSA) to the list of known hosts. [ 20.262797] audit: type=1400 audit(1513532424.058:7): avc: denied { map } for pid=3113 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 17:40:24 parsed 1 programs 2017/12/17 17:40:24 executed programs: 0 [ 20.359282] audit: type=1400 audit(1513532424.155:8): avc: denied { map } for pid=3113 comm="syz-execprog" path="/root/syzkaller-shm087763816" 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 [ 20.387986] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 20.399780] general protection fault: 0000 [#1] SMP [ 20.404785] Dumping ftrace buffer: [ 20.408284] (ftrace buffer empty) [ 20.411958] Modules linked in: [ 20.415128] CPU: 0 PID: 3122 Comm: syz-executor0 Not tainted 4.15.0-rc3-next-20171214+ #67 [ 20.423491] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.432817] RIP: 0010:native_write_cr4+0x4/0x10 [ 20.437445] RSP: 0018:ffffc90001843cc0 EFLAGS: 00010093 [ 20.442770] RAX: ffff880216542640 RBX: 00000000001606f0 RCX: ffffffff8108d968 [ 20.450010] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000001606f0 [ 20.457249] RBP: ffffc90001843cc0 R08: 0000000000000001 R09: 0000000000000004 [ 20.464481] R10: ffffc90001843ce0 R11: 0000000000000004 R12: 0000000000000093 [ 20.471715] R13: ffff880216542640 R14: ffff88020e2f00d0 R15: ffff88020e2f0098 [ 20.478958] FS: 0000000001bb0940(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000 [ 20.487145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 20.492991] CR2: 0000000000000000 CR3: 000000000301e004 CR4: 00000000001626f0 [ 20.500224] Call Trace: [ 20.502776] hardware_disable+0x1a0/0x210 [ 20.506888] ? kvm_io_bus_get_dev+0x150/0x150 [ 20.511348] kvm_arch_hardware_disable+0x14/0x50 [ 20.516067] hardware_disable_nolock+0x30/0x40 [ 20.520613] on_each_cpu+0x86/0x110 [ 20.524202] hardware_disable_all_nolock+0x3e/0x50 [ 20.529095] kvm_put_kvm+0x349/0x4a0 [ 20.532773] ? kvm_put_kvm+0x4a0/0x4a0 [ 20.536624] kvm_vm_release+0x24/0x30 [ 20.540392] __fput+0x120/0x270 [ 20.543636] ____fput+0x15/0x20 [ 20.546879] task_work_run+0xa3/0xe0 [ 20.550557] do_exit+0x3e6/0x1050 [ 20.553976] ? trace_hardirqs_on_caller+0x130/0x1b0 [ 20.558954] do_group_exit+0x60/0x100 [ 20.562717] SyS_exit_group+0x18/0x20 [ 20.566482] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 20.571199] RIP: 0033:0x452a09 [ 20.574351] RSP: 002b:00007ffe8ede0d28 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 20.582023] RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 0000000000452a09 [ 20.589262] RDX: 000000000000021e RSI: 0000000000720610 RDI: 0000000000000000 [ 20.596497] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 20.603730] R10: 0000000000000000 R11: 0000000000000206 R12: fffffffffffffffe [ 20.610963] R13: 0000000000000002 R14: 0000000020468fe8 R15: 0000000000000000 [ 20.618198] 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 [ 20.637233] RIP: native_write_cr4+0x4/0x10 RSP: ffffc90001843cc0 [ 20.643341] ---[ end trace 40eced119a33553f ]--- [ 20.648057] Kernel panic - not syncing: Fatal exception [ 20.653732] Dumping ftrace buffer: [ 20.657231] (ftrace buffer empty) [ 20.660906] Kernel Offset: disabled [ 20.664495] Rebooting in 86400 seconds..