INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-kasan-gce-386-2,10.128.15.204' (ECDSA) to the list of known hosts. 2017/10/05 08:46:08 parsed 1 programs 2017/10/05 08:46:08 executed programs: 0 syzkaller login: [ 42.545400] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 42.558641] *** Guest State *** [ 42.559659] *** Guest State *** [ 42.559668] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 42.559673] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 42.559676] CR3 = 0x00000000fffbc000 [ 42.559680] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 42.559684] RFLAGS=0x00023000 DR7 = 0x0000000000000402 [ 42.559690] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 42.559695] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.559702] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.559709] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.559715] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.559722] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.559728] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 42.559734] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 42.559740] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 42.559745] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 42.559752] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 42.559756] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 42.559761] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 42.559765] Interruptibility = 00000000 ActivityState = 00000000 [ 42.559768] *** Host State *** [ 42.559773] RIP = 0xffffffff811ba093 RSP = 0xffff8801d33272f8 [ 42.559781] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 42.559786] FSBase=0000000000000000 GSBase=ffff8801db300000 TRBase=ffff8801db3231c0 [ 42.559790] GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 [ 42.559796] CR0=0000000080050033 CR3=00000001cebd6000 CR4=00000000001426e0 [ 42.559802] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d48470 [ 42.559807] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 42.559810] *** Control State *** [ 42.559813] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 42.559817] EntryControls=0000d1ff ExitControls=0023efff [ 42.559822] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 42.559825] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 42.559829] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 42.559832] reason=80000021 qualification=0000000000000000 [ 42.559835] IDTVectoring: info=00000000 errcode=00000000 [ 42.559838] TSC Offset = 0xffffffe7d383c801 [ 42.559842] EPT pointer = 0x00000001ce03c01e [ 42.593173] ------------[ cut here ]------------ [ 42.593189] WARNING: CPU: 0 PID: 3031 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 42.593193] Kernel panic - not syncing: panic_on_warn set ... [ 42.593193] [ 42.593199] CPU: 0 PID: 3031 Comm: syz-executor5 Not tainted 4.14.0-rc3+ #26 [ 42.593203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.593206] Call Trace: [ 42.593215] dump_stack+0x194/0x257 [ 42.593225] ? arch_local_irq_restore+0x53/0x53 [ 42.593243] panic+0x1e4/0x417 [ 42.593250] ? __warn+0x1d9/0x1d9 [ 42.593255] ? show_regs_print_info+0x65/0x65 [ 42.593276] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 42.593281] __warn+0x1c4/0x1d9 [ 42.593288] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 42.593297] report_bug+0x211/0x2d0 [ 42.593310] fixup_bug+0x40/0x90 [ 42.593318] do_trap+0x260/0x390 [ 42.593331] do_error_trap+0x120/0x390 [ 42.593342] ? do_trap+0x390/0x390 [ 42.593349] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 42.593356] ? fpu__initialize+0xed/0x650 [ 42.593364] ? fpu__save+0x6a0/0x6a0 [ 42.593375] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.593388] do_invalid_op+0x1b/0x20 [ 42.593396] invalid_op+0x18/0x20 [ 42.593402] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 42.593406] RSP: 0018:ffff8801d1def4a0 EFLAGS: 00010297 [ 42.593413] RAX: ffff8801cd044440 RBX: ffff8801d3247000 RCX: ffff8801d1f804dc [ 42.593416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d1f802f8 [ 42.593420] RBP: ffff8801d1def870 R08: 0000000000000001 R09: 0000000000000001 [ 42.593423] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 42.593427] R13: 1ffff1003a3bdf38 R14: ffff8801d8000f80 R15: ffff8801d1f800c0 [ 42.593458] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 42.593479] ? wait_for_completion_interruptible+0x830/0x830 [ 42.593487] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 42.593496] ? __raw_spin_lock_init+0x2d/0x100 [ 42.593506] ? __init_waitqueue_head+0x97/0x140 [ 42.593515] ? wake_up_q+0xe0/0xe0 [ 42.593521] ? __lockdep_init_map+0xe4/0x650 [ 42.593537] ? __wait_rcu_gp+0x25d/0x420 [ 42.593542] ? rcu_gp_is_normal+0x140/0x140 [ 42.593559] ? synchronize_sched.part.68+0xbd/0x110 [ 42.593565] ? synchronize_sched_expedited+0xf0/0xf0 [ 42.593571] ? call_rcu_bh+0x20/0x20 [ 42.593577] ? __lock_is_held+0xbc/0x140 [ 42.593582] ? lock_release+0xd70/0xd70 [ 42.593591] ? trace_raw_output_rcu_utilization+0xb0/0xb0 [ 42.593610] ? put_pid+0x184/0x1f0 [ 42.593618] ? task_active_pid_ns+0xd0/0xd0 [ 42.593626] ? __might_sleep+0x95/0x190 [ 42.593640] kvm_vcpu_ioctl+0x64c/0x1010 [ 42.593645] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 42.593654] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 42.593659] ? lock_downgrade+0x990/0x990 [ 42.593664] ? _raw_spin_unlock_irq+0x27/0x70 [ 42.593677] ? __fget+0xbb/0x580 [ 42.593691] ? lock_release+0xd70/0xd70 [ 42.593700] ? __lock_is_held+0xbc/0x140 [ 42.593719] ? __fget+0x362/0x580 [ 42.593733] ? iterate_fd+0x3f0/0x3f0 [ 42.593756] ? check_noncircular+0x20/0x20 [ 42.593770] kvm_vcpu_compat_ioctl+0x3c1/0x4c0 [ 42.593779] ? kvm_vcpu_ioctl+0x1010/0x1010 [ 42.593786] ? __schedule+0x2080/0x2080 [ 42.593798] ? find_held_lock+0x39/0x1d0 [ 42.593811] ? security_file_ioctl+0x89/0xb0 [ 42.593823] compat_SyS_ioctl+0x1d7/0x3290 [ 42.593830] ? compat_SyS_get_robust_list+0x300/0x300 [ 42.593835] ? kvm_vcpu_ioctl+0x1010/0x1010 [ 42.593844] ? do_ioctl+0x60/0x60 [ 42.593849] ? lock_acquire+0x1d5/0x580 [ 42.593855] ? finish_task_switch+0x1aa/0x740 [ 42.593861] ? do_fast_syscall_32+0x158/0xf05 [ 42.593870] ? do_ioctl+0x60/0x60 [ 42.593877] do_fast_syscall_32+0x3f2/0xf05 [ 42.593884] ? compat_start_thread+0x80/0x80 [ 42.593895] ? do_int80_syscall_32+0x940/0x940 [ 42.593906] ? lockdep_sys_exit+0x47/0xf0 [ 42.593913] ? syscall_return_slowpath+0x2b3/0x510 [ 42.593918] ? finish_task_switch+0x1aa/0x740 [ 42.593925] ? prepare_exit_to_usermode+0x2d0/0x2d0 [ 42.593932] ? sysret32_from_system_call+0x5/0x3b [ 42.593944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 42.593957] entry_SYSENTER_compat+0x51/0x60 [ 42.593961] RIP: 0023:0xf7f1dc79 [ 42.593965] RSP: 002b:00000000f7ed605c EFLAGS: 00000296 ORIG_RAX: 0000000000000036 [ 42.593971] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000000ae80 [ 42.593974] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 42.593978] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 42.593981] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 42.593984] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 42.594100] Dumping ftrace buffer: [ 42.594131] (ftrace buffer empty) [ 42.594137] Kernel Offset: disabled [ 43.264491] Rebooting in 86400 seconds..