[?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. [ 11.670395] audit: type=1400 audit(1515186476.928:6): avc: denied { map } for pid=3451 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 '10.128.0.55' (ECDSA) to the list of known hosts. syzkaller login: [ 17.803678] audit: type=1400 audit(1515186483.061:7): avc: denied { map } for pid=3465 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 2018/01/05 21:08:03 parsed 1 programs 2018/01/05 21:08:03 executed programs: 0 [ 17.939387] audit: type=1400 audit(1515186483.195:8): avc: denied { map } for pid=3465 comm="syz-execprog" path="/root/syzkaller-shm285964908" 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 [ 18.019513] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 21.886452] WARNING: CPU: 1 PID: 4379 at arch/x86/kvm/x86.c:7375 kvm_arch_vcpu_ioctl_run+0x14d/0x59e0 [ 21.895864] Kernel panic - not syncing: panic_on_warn set ... [ 21.895864] [ 21.903216] CPU: 1 PID: 4379 Comm: syz-executor4 Not tainted 4.15.0-rc6-mm1+ #50 [ 21.910741] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.920082] Call Trace: [ 21.922664] dump_stack+0x137/0x198 [ 21.926295] panic+0x1e4/0x41c [ 21.929482] ? refcount_error_report+0x214/0x214 [ 21.934230] ? show_regs_print_info+0x18/0x18 [ 21.938725] ? __probe_kernel_read+0x16b/0x1c0 [ 21.943302] ? __warn+0x1c1/0x200 [ 21.946753] ? kvm_arch_vcpu_ioctl_run+0x14d/0x59e0 [ 21.951759] __warn+0x1dc/0x200 [ 21.955033] ? kvm_arch_vcpu_ioctl_run+0x14d/0x59e0 [ 21.960048] report_bug+0x211/0x2d0 [ 21.963674] fixup_bug.part.11+0x37/0x80 [ 21.967730] do_error_trap+0x249/0x290 [ 21.971613] ? math_error+0x310/0x310 [ 21.975423] ? _cond_resched+0x14/0x30 [ 21.979312] ? futex_wait_queue_me+0x3fa/0x5f0 [ 21.983895] ? check_noncircular+0x20/0x20 [ 21.988131] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 21.992979] do_invalid_op+0x1b/0x20 [ 21.996691] invalid_op+0x22/0x40 [ 22.000139] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x14d/0x59e0 [ 22.005745] RSP: 0018:ffff8801d172fac0 EFLAGS: 00010293 [ 22.011098] RAX: ffff8801d17686c0 RBX: ffff8801c6a09000 RCX: ffffffff810b889d [ 22.018355] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d61121e0 [ 22.025617] RBP: ffff8801d172fc00 R08: 1ffff1003ac22ed3 R09: 0000000000000001 [ 22.032879] R10: ffff8801d172faa0 R11: 0000000000000001 R12: 0000000000000000 [ 22.040138] R13: ffff8801d556b200 R14: ffff8801d6111fc0 R15: ffff8801d6111fc0 [ 22.047423] ? kvm_arch_vcpu_ioctl_run+0x14d/0x59e0 [ 22.052708] ? mutex_lock_io_nested+0x1400/0x1400 [ 22.057547] ? futex_wake+0x13e/0x430 [ 22.061351] ? kvm_set_memory_region+0x39/0x50 [ 22.065953] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 22.070797] ? save_stack+0xa3/0xd0 [ 22.074440] kvm_vcpu_ioctl+0x601/0xcb0 [ 22.078411] ? kvm_vcpu_ioctl+0x601/0xcb0 [ 22.082558] ? kvm_vcpu_fault+0x3d0/0x3d0 [ 22.086720] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 22.091907] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 22.096923] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 22.101677] ? check_noncircular+0x20/0x20 [ 22.105913] ? retint_kernel+0x10/0x10 [ 22.109816] ? find_held_lock+0x35/0x1e0 [ 22.113878] ? kvm_vcpu_fault+0x3d0/0x3d0 [ 22.118058] do_vfs_ioctl+0x190/0xfe0 [ 22.121855] ? selinux_file_ioctl+0x354/0x540 [ 22.126346] ? lock_downgrade+0x860/0x860 [ 22.130489] ? ioctl_preallocate+0x1c0/0x1c0 [ 22.134893] ? __fget+0x22b/0x390 [ 22.138354] ? security_file_ioctl+0x89/0xb0 [ 22.142763] SyS_ioctl+0x8f/0xc0 [ 22.146142] entry_SYSCALL_64_fastpath+0x23/0x9a [ 22.150885] RIP: 0033:0x452ac9 [ 22.154063] RSP: 002b:00007f4d02314c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010 [ 22.161763] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ac9 [ 22.169031] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000004 [ 22.176292] RBP: 00000000000003a3 R08: 0000000000000000 R09: 0000000000000000 [ 22.183556] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f37e8 [ 22.190817] R13: 00000000ffffffff R14: 00007f4d023156d4 R15: 0000000000000000 [ 22.198801] Dumping ftrace buffer: [ 22.202426] (ftrace buffer empty) [ 22.206108] Kernel Offset: disabled [ 22.209719] Rebooting in 86400 seconds..