[?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. [ 18.597159] audit: type=1400 audit(1517905534.265:6): avc: denied { map } for pid=4144 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.42' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 43.659914] audit: type=1400 audit(1517905559.328:7): avc: denied { map } for pid=4162 comm="syzkaller225100" path="/root/syzkaller225100789" 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 [ 43.752573] audit: type=1400 audit(1517905559.379:8): avc: denied { map } for pid=4168 comm="syzkaller225100" path=2F616E6F6E5F6875676570616765202864656C6574656429 dev="hugetlbfs" ino=13725 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:hugetlbfs_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 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 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 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 [ 46.351327] WARNING: CPU: 0 PID: 4187 at arch/x86/kvm/vmx.c:6771 handle_ept_misconfig+0x140/0x520 [ 46.360539] Kernel panic - not syncing: panic_on_warn set ... [ 46.360539] [ 46.367882] CPU: 0 PID: 4187 Comm: syzkaller225100 Not tainted 4.15.0+ #298 [ 46.374952] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.384278] Call Trace: [ 46.386849] dump_stack+0x194/0x257 [ 46.390459] ? arch_local_irq_restore+0x53/0x53 [ 46.395107] ? vsnprintf+0x1ed/0x1900 [ 46.398890] panic+0x1e4/0x41c [ 46.402057] ? refcount_error_report+0x214/0x214 [ 46.406789] ? show_regs_print_info+0x18/0x18 [ 46.411270] ? __warn+0x1c1/0x200 [ 46.414704] ? handle_ept_misconfig+0x140/0x520 [ 46.419347] __warn+0x1dc/0x200 [ 46.422600] ? handle_ept_misconfig+0x140/0x520 [ 46.427245] report_bug+0x211/0x2d0 [ 46.430856] fixup_bug.part.11+0x37/0x80 [ 46.435087] do_error_trap+0x2d7/0x3e0 [ 46.438960] ? math_error+0x400/0x400 [ 46.442741] ? __kvm_io_bus_write+0x2b4/0x3a0 [ 46.447222] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.452047] do_invalid_op+0x1b/0x20 [ 46.455740] invalid_op+0x22/0x40 [ 46.459168] RIP: 0010:handle_ept_misconfig+0x140/0x520 [ 46.464416] RSP: 0018:ffff8801b2807360 EFLAGS: 00010293 [ 46.469757] RAX: ffff8801b2a16740 RBX: 1ffff10036500e6e RCX: ffffffff81193de0 [ 46.476999] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffed0036500e58 [ 46.484247] RBP: ffff8801b2807438 R08: 0000000000000007 R09: ffff8801b28071d8 [ 46.491489] R10: ffff8801b2806f30 R11: 0000000000000002 R12: ffff8801c5618480 [ 46.498734] R13: 00000000fffffff2 R14: ffff8801b2807410 R15: dffffc0000000000 [ 46.506102] ? handle_ept_misconfig+0x140/0x520 [ 46.510756] ? __fill_rsb+0x25/0x40 [ 46.514357] ? __fill_rsb+0x15/0x40 [ 46.517962] ? handle_preemption_timer+0x20/0x20 [ 46.522698] ? __lock_is_held+0xb6/0x140 [ 46.526744] ? handle_preemption_timer+0x20/0x20 [ 46.531482] vmx_handle_exit+0x25d/0x1ce0 [ 46.535608] ? handle_dr+0x7c0/0x7c0 [ 46.539301] ? handle_vmfunc+0x850/0x850 [ 46.543349] ? kvm_arch_vcpu_ioctl_run+0x1ac5/0x5bf0 [ 46.548435] kvm_arch_vcpu_ioctl_run+0x1c69/0x5bf0 [ 46.553342] ? mark_held_locks+0xaf/0x100 [ 46.557468] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 46.562558] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 46.567375] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 46.572455] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 46.577454] ? debug_object_free+0x2f1/0x5a0 [ 46.581839] ? lockdep_init_map+0x9/0x10 [ 46.585881] ? debug_object_destroy+0x2b0/0x2b0 [ 46.590537] ? __wait_rcu_gp+0x230/0x340 [ 46.594586] ? synchronize_sched.part.64+0xac/0x100 [ 46.599576] ? synchronize_sched_expedited+0xf0/0xf0 [ 46.604653] ? call_rcu_bh+0x20/0x20 [ 46.608346] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 46.614206] ? put_pid+0x183/0x1f0 [ 46.617723] ? task_active_pid_ns+0xd0/0xd0 [ 46.622026] ? __might_sleep+0x95/0x190 [ 46.625984] kvm_vcpu_ioctl+0x64c/0x1010 [ 46.630025] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 46.634235] ? _raw_spin_unlock_irq+0x27/0x70 [ 46.638707] ? trace_event_raw_event_kvm_age_page+0x340/0x340 [ 46.644577] ? find_held_lock+0x35/0x1d0 [ 46.648624] ? __fget+0x342/0x5b0 [ 46.652057] ? lock_downgrade+0x980/0x980 [ 46.656179] ? __handle_mm_fault+0x80e/0x3ce0 [ 46.660651] ? lock_release+0xa40/0xa40 [ 46.664606] ? __lock_is_held+0xb6/0x140 [ 46.668658] ? __fget+0x36b/0x5b0 [ 46.672094] ? iterate_fd+0x3f0/0x3f0 [ 46.675879] ? __do_page_fault+0x5f7/0xc90 [ 46.680094] ? lock_downgrade+0x980/0x980 [ 46.684223] ? trace_event_raw_event_kvm_age_page+0x340/0x340 [ 46.690085] do_vfs_ioctl+0x1b1/0x1520 [ 46.693953] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 46.698858] ? ioctl_preallocate+0x2b0/0x2b0 [ 46.703246] ? selinux_capable+0x40/0x40 [ 46.707291] ? SyS_futex+0x22b/0x390 [ 46.710996] ? security_file_ioctl+0x7d/0xb0 [ 46.715381] ? security_file_ioctl+0x89/0xb0 [ 46.719768] SyS_ioctl+0x8f/0xc0 [ 46.723112] ? do_vfs_ioctl+0x1520/0x1520 [ 46.727237] do_syscall_64+0x282/0x940 [ 46.731098] ? __do_page_fault+0xc90/0xc90 [ 46.735309] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 46.740823] ? syscall_return_slowpath+0x550/0x550 [ 46.745728] ? syscall_return_slowpath+0x2ac/0x550 [ 46.750639] ? entry_SYSCALL_64_after_hwframe+0x36/0x9b [ 46.755985] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.760811] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 46.765978] RIP: 0033:0x448a79 [ 46.769142] RSP: 002b:00007ff13702fda8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 46.776825] RAX: ffffffffffffffda RBX: 00000000006ddc3c RCX: 0000000000448a79 [ 46.784067] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 000000000000011b [ 46.791309] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 46.798561] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006ddc38 [ 46.805805] R13: 6d766b2f7665642f R14: 00007ff1370309c0 R15: 000000000000000d [ 46.813767] Dumping ftrace buffer: [ 46.817412] (ftrace buffer empty) [ 46.821096] Kernel Offset: disabled [ 46.824699] Rebooting in 86400 seconds..