[....] Starting enhanced syslogd: rsyslogd[ 13.235619] audit: type=1400 audit(1513778915.345:5): avc: denied { syslog } for pid=2990 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 mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] 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: [ 18.002787] audit: type=1400 audit(1513778920.112:6): avc: denied { map } for pid=3131 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-mmots-kasan-gce-2,10.128.15.229' (ECDSA) to the list of known hosts. [ 25.091844] audit: type=1400 audit(1513778927.201:7): avc: denied { map } for pid=3145 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 2017/12/20 14:08:47 parsed 1 programs 2017/12/20 14:08:47 executed programs: 0 [ 25.205070] audit: type=1400 audit(1513778927.314:8): avc: denied { map } for pid=3145 comm="syz-execprog" path="/root/syzkaller-shm808183110" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 25.239073] audit: type=1400 audit(1513778927.343:9): avc: denied { sys_admin } for pid=3150 comm="syz-executor4" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 25.266904] audit: type=1400 audit(1513778927.376:10): avc: denied { sys_chroot } for pid=3152 comm="syz-executor4" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 25.303774] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 25.421360] WARNING: CPU: 0 PID: 3179 at arch/x86/kvm/x86.c:7295 kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 25.430790] Kernel panic - not syncing: panic_on_warn set ... [ 25.430790] [ 25.438127] CPU: 0 PID: 3179 Comm: syz-executor0 Not tainted 4.15.0-rc2-mm1+ #39 [ 25.445631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.454968] Call Trace: [ 25.457534] dump_stack+0x194/0x257 [ 25.461138] ? arch_local_irq_restore+0x53/0x53 [ 25.465786] ? vsnprintf+0x1ed/0x1900 [ 25.469563] panic+0x1e4/0x41c [ 25.472727] ? refcount_error_report+0x214/0x214 [ 25.477454] ? show_regs_print_info+0x18/0x18 [ 25.481929] ? __warn+0x1c1/0x200 [ 25.485360] ? kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 25.490347] __warn+0x1dc/0x200 [ 25.494208] ? kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 25.499202] report_bug+0x211/0x2d0 [ 25.502809] fixup_bug.part.11+0x37/0x80 [ 25.506843] do_error_trap+0x2d7/0x3e0 [ 25.510706] ? math_error+0x400/0x400 [ 25.514494] ? __lock_is_held+0xbc/0x140 [ 25.518547] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.523369] do_invalid_op+0x1b/0x20 [ 25.527056] invalid_op+0x22/0x40 [ 25.530485] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 25.536084] RSP: 0018:ffff8801c5df76b0 EFLAGS: 00010293 [ 25.541422] RAX: ffff8801c49a0540 RBX: ffff8801bd123000 RCX: ffffffff810dee44 [ 25.549177] RDX: 0000000000000000 RSI: ffffffff863449c0 RDI: ffff8801bd1003b8 [ 25.556418] RBP: ffff8801c5df7a40 R08: 1ffff10037a20b0b R09: 0000000000000001 [ 25.563658] R10: ffff8801c5df7a58 R11: 0000000000000000 R12: 0000000000000000 [ 25.570900] R13: ffff8801c49a0540 R14: ffff8801c5ab6d00 R15: ffff8801bd100180 [ 25.578161] ? kvm_arch_vcpu_ioctl_run+0x1d4/0x5be0 [ 25.583171] ? vmcs_load+0xb3/0x180 [ 25.586774] ? crash_vmclear_local_loaded_vmcss+0x160/0x160 [ 25.592469] ? mark_held_locks+0xb2/0x100 [ 25.596591] ? vmx_vcpu_load+0x301/0xde0 [ 25.600633] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 25.605455] ? handle_invept+0x5f0/0x5f0 [ 25.609503] ? debug_check_no_locks_freed+0x3d0/0x3d0 [ 25.614668] ? drop_futex_key_refs.isra.13+0x63/0xa0 [ 25.619744] ? futex_wake+0x2ca/0x680 [ 25.623519] ? kvm_vm_ioctl+0x220/0x1c40 [ 25.627563] ? kvm_lapic_hv_timer_in_use+0xae/0xd0 [ 25.632470] ? kvm_arch_vcpu_load+0x4b1/0x890 [ 25.636948] ? kvm_arch_dev_ioctl+0x3b0/0x3b0 [ 25.641416] ? preempt_notifier_dec+0x20/0x20 [ 25.645882] ? lock_release+0xda0/0xda0 [ 25.649847] kvm_vcpu_ioctl+0x64c/0x1010 [ 25.653877] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 25.658085] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 25.663335] ? find_held_lock+0x39/0x1d0 [ 25.667378] ? lock_downgrade+0x980/0x980 [ 25.671502] ? __fget+0xbb/0x580 [ 25.674846] ? lock_release+0xda0/0xda0 [ 25.678805] ? __lock_is_held+0xbc/0x140 [ 25.682858] ? __fget+0x362/0x580 [ 25.686292] ? iterate_fd+0x3f0/0x3f0 [ 25.690071] ? get_unused_fd_flags+0x190/0x190 [ 25.694626] ? may_open_dev+0xe0/0xe0 [ 25.698407] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 25.703654] do_vfs_ioctl+0x1b1/0x1530 [ 25.707520] ? putname+0xee/0x130 [ 25.710956] ? ioctl_preallocate+0x2b0/0x2b0 [ 25.715349] ? selinux_capable+0x40/0x40 [ 25.719393] ? SyS_futex+0x269/0x390 [ 25.723088] ? security_file_ioctl+0x89/0xb0 [ 25.727475] SyS_ioctl+0x8f/0xc0 [ 25.730819] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 25.735547] RIP: 0033:0x452a09 [ 25.738716] RSP: 002b:00007f843c9b7c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 25.746400] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452a09 [ 25.753642] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000004 [ 25.760889] RBP: 000000000000039b R08: 0000000000000000 R09: 0000000000000000 [ 25.768131] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f2728 [ 25.775371] R13: 00000000ffffffff R14: 00007f843c9b86d4 R15: 0000000000000000 [ 25.782820] Dumping ftrace buffer: [ 25.786404] (ftrace buffer empty) [ 25.790095] Kernel Offset: disabled [ 25.793699] Rebooting in 86400 seconds..