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-386-0,10.128.0.29' (ECDSA) to the list of known hosts. 2017/11/09 15:54:23 parsed 1 programs 2017/11/09 15:54:24 executed programs: 0 syzkaller login: [ 28.323883] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 28.336734] *** Guest State *** [ 28.338333] *** Guest State *** [ 28.338338] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 28.338341] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 28.338343] CR3 = 0x00000000fffbc000 [ 28.338345] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 28.338348] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 28.338353] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 28.338356] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.338362] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.338367] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.338372] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.338377] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.338383] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 28.338387] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 28.338392] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 28.338396] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 28.338401] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 28.338404] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 28.338408] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 28.338411] Interruptibility = 00000000 ActivityState = 00000000 [ 28.338412] *** Host State *** [ 28.338416] RIP = 0xffffffff811ba2c3 RSP = 0xffff8801d146f2f8 [ 28.338423] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 28.338426] FSBase=0000000000000000 GSBase=ffff8801db200000 TRBase=ffff8801db222d80 [ 28.338430] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 28.338434] CR0=0000000080050033 CR3=00000001cfe86000 CR4=00000000001426f0 [ 28.338439] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84e43570 [ 28.338443] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 28.338444] *** Control State *** [ 28.338447] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 28.338449] EntryControls=0000d1ff ExitControls=0023efff [ 28.338452] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 28.338455] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 28.338457] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 28.338459] reason=80000021 qualification=0000000000000000 [ 28.338461] IDTVectoring: info=00000000 errcode=00000000 [ 28.338463] TSC Offset = 0xffffffef2344760d [ 28.338467] EPT pointer = 0x00000001cf93001e [ 28.365431] ------------[ cut here ]------------ [ 28.365443] WARNING: CPU: 1 PID: 3079 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 28.365446] Kernel panic - not syncing: panic_on_warn set ... [ 28.365446] [ 28.365451] CPU: 1 PID: 3079 Comm: syz-executor4 Not tainted 4.14.0-rc8+ #79 [ 28.365453] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.365455] Call Trace: [ 28.365463] dump_stack+0x194/0x257 [ 28.365471] ? arch_local_irq_restore+0x53/0x53 [ 28.365490] panic+0x1e4/0x417 [ 28.365495] ? __warn+0x1d9/0x1d9 [ 28.365499] ? show_regs_print_info+0x65/0x65 [ 28.365516] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 28.365521] __warn+0x1c4/0x1d9 [ 28.365526] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 28.365533] report_bug+0x211/0x2d0 [ 28.365544] fixup_bug+0x40/0x90 [ 28.365550] do_trap+0x260/0x390 [ 28.365561] do_error_trap+0x120/0x390 [ 28.365570] ? do_trap+0x390/0x390 [ 28.365576] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 28.365581] ? fpu__initialize+0xed/0x650 [ 28.365587] ? check_noncircular+0x20/0x20 [ 28.365593] ? fpu__save+0x6a0/0x6a0 [ 28.365602] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.365613] do_invalid_op+0x1b/0x20 [ 28.365617] invalid_op+0x18/0x20 [ 28.365621] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 28.365624] RSP: 0018:ffff8801d13d74a0 EFLAGS: 00010297 [ 28.365628] RAX: ffff8801cff383c0 RBX: ffff8801d074c000 RCX: ffff8801d21c849c [ 28.365630] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801d21c82a0 [ 28.365633] RBP: ffff8801d13d7870 R08: 0000000000000001 R09: 0000000000000001 [ 28.365635] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 28.365637] R13: 1ffff1003a27af38 R14: ffff8801d3db6800 R15: ffff8801d21c8080 [ 28.365658] ? lock_release+0xa40/0xa40 [ 28.365663] ? usleep_range+0x190/0x190 [ 28.365671] ? mark_held_locks+0xaf/0x100 [ 28.365678] ? _raw_spin_unlock_irq+0x27/0x70 [ 28.365684] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 28.365691] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 28.365694] ? _raw_spin_unlock_irq+0x27/0x70 [ 28.365699] ? wait_for_completion+0xe0/0x770 [ 28.365708] ? wait_for_completion_interruptible+0x7e0/0x7e0 [ 28.365716] ? __lockdep_init_map+0xe4/0x650 [ 28.365723] ? lockdep_init_map+0x9/0x10 [ 28.365728] ? __init_waitqueue_head+0x97/0x140 [ 28.365734] ? wake_up_q+0xe0/0xe0 [ 28.365750] ? __wait_rcu_gp+0x23f/0x3e0 [ 28.365754] ? rcu_gp_is_normal+0x140/0x140 [ 28.365769] ? synchronize_sched.part.68+0xac/0x100 [ 28.365774] ? synchronize_sched_expedited+0xf0/0xf0 [ 28.365779] ? call_rcu_bh+0x20/0x20 [ 28.365786] ? check_same_owner+0x320/0x320 [ 28.365793] ? put_pid+0x184/0x1f0 [ 28.365799] ? task_active_pid_ns+0xd0/0xd0 [ 28.365806] ? __might_sleep+0x95/0x190 [ 28.365817] kvm_vcpu_ioctl+0x64c/0x1010 [ 28.365820] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 28.365828] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 28.365831] ? find_held_lock+0x35/0x1d0 [ 28.365844] ? __fget+0x333/0x570 [ 28.365850] ? lock_downgrade+0x990/0x990 [ 28.365857] ? lock_release+0xa40/0xa40 [ 28.365865] ? __lock_is_held+0xb6/0x140 [ 28.365881] ? __fget+0x35c/0x570 [ 28.365893] ? iterate_fd+0x3f0/0x3f0 [ 28.365909] ? __might_sleep+0x95/0x190 [ 28.365924] kvm_vcpu_compat_ioctl+0x3c1/0x4c0 [ 28.365931] ? kvm_vcpu_ioctl+0x1010/0x1010 [ 28.365953] ? security_file_ioctl+0x89/0xb0 [ 28.365963] compat_SyS_ioctl+0x1d7/0x3290 [ 28.365971] ? compat_SyS_get_robust_list+0x300/0x300 [ 28.365975] ? kvm_vcpu_ioctl+0x1010/0x1010 [ 28.365982] ? do_ioctl+0x60/0x60 [ 28.365986] ? lock_downgrade+0x990/0x990 [ 28.365991] ? do_fast_syscall_32+0x158/0xf05 [ 28.365998] ? do_ioctl+0x60/0x60 [ 28.366004] do_fast_syscall_32+0x3f2/0xf05 [ 28.366009] ? do_raw_spin_trylock+0x190/0x190 [ 28.366018] ? do_int80_syscall_32+0x940/0x940 [ 28.366030] ? syscall_return_slowpath+0x2b3/0x510 [ 28.366033] ? finish_task_switch+0x1aa/0x740 [ 28.366039] ? prepare_exit_to_usermode+0x2d0/0x2d0 [ 28.366045] ? sysret32_from_system_call+0x5/0x3b [ 28.366055] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.366066] entry_SYSENTER_compat+0x51/0x60 [ 28.366069] RIP: 0023:0xf7f1bc79 [ 28.366071] RSP: 002b:00000000f7ef501c EFLAGS: 00000296 ORIG_RAX: 0000000000000036 [ 28.366075] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000000ae80 [ 28.366077] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 28.366080] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.366082] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 28.366084] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 28.366508] Dumping ftrace buffer: [ 28.366535] (ftrace buffer empty) [ 28.366538] Kernel Offset: disabled [ 29.039876] Rebooting in 86400 seconds..