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-386-4,10.128.0.62' (ECDSA) to the list of known hosts. 2017/10/02 04:33:58 parsed 1 programs 2017/10/02 04:33:58 executed programs: 0 syzkaller login: [ 37.795346] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 37.808789] *** Guest State *** [ 37.808796] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 37.808801] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 37.808805] CR3 = 0x00000000fffbc000 [ 37.808808] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 37.808812] RFLAGS=0x00023000 DR7 = 0x0000000000000402 [ 37.808818] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 37.808823] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.808830] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.808837] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.808844] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.808851] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.808858] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.808863] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 37.808870] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 37.808876] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 37.808883] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 37.808887] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 37.808892] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 37.808896] Interruptibility = 00000000 ActivityState = 00000000 [ 37.808899] *** Host State *** [ 37.808904] RIP = 0xffffffff811ba093 RSP = 0xffff8801cf1872f8 [ 37.808912] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 37.808917] FSBase=0000000000000000 GSBase=ffff8801db300000 TRBase=ffff8801db3231c0 [ 37.808922] GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 [ 37.808928] CR0=0000000080050033 CR3=00000001ce691000 CR4=00000000001426e0 [ 37.808934] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d4d330 [ 37.808942] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 37.808967] *** Control State *** [ 37.808971] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 37.808974] EntryControls=0000d1ff ExitControls=0023efff [ 37.808980] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 37.808983] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 37.808987] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 37.808990] reason=80000021 qualification=0000000000000000 [ 37.808993] IDTVectoring: info=00000000 errcode=00000000 [ 37.808996] TSC Offset = 0xffffffea1f355fd5 [ 37.809002] EPT pointer = 0x00000001cfd2701e [ 37.811543] *** Guest State *** [ 37.811549] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 37.811554] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 37.811557] CR3 = 0x00000000fffbc000 [ 37.811561] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 37.811565] RFLAGS=0x00023000 DR7 = 0x0000000000000402 [ 37.811571] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 37.811576] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.811584] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.811591] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.811598] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.811605] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.811611] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 37.811617] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 37.811625] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 37.811631] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 37.811637] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 37.811642] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 37.811647] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 37.811651] Interruptibility = 00000000 ActivityState = 00000000 [ 37.811654] *** Host State *** [ 37.811659] RIP = 0xffffffff811ba093 RSP = 0xffff8801ce2e72f8 [ 37.811667] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 37.811672] FSBase=0000000000000000 GSBase=ffff8801db200000 TRBase=ffff8801db2231c0 [ 37.811677] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 37.811683] CR0=0000000080050033 CR3=00000001ce737000 CR4=00000000001426f0 [ 37.811688] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d4d330 [ 37.811693] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 37.811696] *** Control State *** [ 37.811700] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 37.811703] EntryControls=0000d1ff ExitControls=0023efff [ 37.811708] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 37.811712] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 37.811716] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 37.811719] reason=80000021 qualification=0000000000000000 [ 37.811722] IDTVectoring: info=00000000 errcode=00000000 [ 37.811725] TSC Offset = 0xffffffea1e3b3d84 [ 37.811729] EPT pointer = 0x00000001cf4dc01e [ 37.872746] ------------[ cut here ]------------ [ 37.872761] WARNING: CPU: 0 PID: 3026 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 37.872765] Kernel panic - not syncing: panic_on_warn set ... [ 37.872765] [ 37.872772] CPU: 0 PID: 3026 Comm: syz-executor1 Not tainted 4.14.0-rc2+ #21 [ 37.872776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.872779] Call Trace: [ 37.872790] dump_stack+0x194/0x257 [ 37.872800] ? arch_local_irq_restore+0x53/0x53 [ 37.872820] panic+0x1e4/0x417 [ 37.872827] ? __warn+0x1d9/0x1d9 [ 37.872833] ? show_regs_print_info+0x65/0x65 [ 37.872853] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 37.872859] __warn+0x1c4/0x1d9 [ 37.872866] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 37.872875] report_bug+0x211/0x2d0 [ 37.872889] fixup_bug+0x40/0x90 [ 37.872897] do_trap+0x260/0x390 [ 37.872910] do_error_trap+0x120/0x390 [ 37.872921] ? do_trap+0x390/0x390 [ 37.872929] ? kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 37.872936] ? fpu__initialize+0xed/0x650 [ 37.872945] ? fpu__save+0x6a0/0x6a0 [ 37.872957] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.872970] do_invalid_op+0x1b/0x20 [ 37.872978] invalid_op+0x18/0x20 [ 37.872984] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5c70 [ 37.872987] RSP: 0018:ffff8801cf0274a0 EFLAGS: 00010297 [ 37.872994] RAX: ffff8801ce398080 RBX: ffff8801d0278000 RCX: ffff8801ce39059c [ 37.872998] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801ce3903b8 [ 37.873004] RBP: ffff8801cf027870 R08: 0000000000000001 R09: 0000000000000001 [ 37.873008] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [ 37.873011] R13: 1ffff10039e04f38 R14: ffff8801d1982500 R15: ffff8801ce390180 [ 37.873043] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.873062] ? wait_for_completion_interruptible+0x830/0x830 [ 37.873070] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 37.873079] ? __raw_spin_lock_init+0x2d/0x100 [ 37.873090] ? __init_waitqueue_head+0x97/0x140 [ 37.873098] ? wake_up_q+0xe0/0xe0 [ 37.873105] ? __lockdep_init_map+0xe4/0x650 [ 37.873121] ? __wait_rcu_gp+0x25d/0x420 [ 37.873126] ? rcu_gp_is_normal+0x140/0x140 [ 37.873143] ? synchronize_sched.part.68+0xbd/0x110 [ 37.873150] ? synchronize_sched_expedited+0xf0/0xf0 [ 37.873156] ? call_rcu_bh+0x20/0x20 [ 37.873162] ? __lock_is_held+0xbc/0x140 [ 37.873167] ? lock_release+0xd70/0xd70 [ 37.873177] ? trace_raw_output_rcu_utilization+0xb0/0xb0 [ 37.873196] ? put_pid+0x184/0x1f0 [ 37.873203] ? task_active_pid_ns+0xd0/0xd0 [ 37.873215] ? __might_sleep+0x95/0x190 [ 37.873228] kvm_vcpu_ioctl+0x64c/0x1010 [ 37.873233] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 37.873242] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 37.873247] ? lock_downgrade+0x990/0x990 [ 37.873253] ? _raw_spin_unlock_irq+0x27/0x70 [ 37.873266] ? __fget+0xbb/0x580 [ 37.873280] ? lock_release+0xd70/0xd70 [ 37.873290] ? __lock_is_held+0xbc/0x140 [ 37.873309] ? __fget+0x362/0x580 [ 37.873324] ? iterate_fd+0x3f0/0x3f0 [ 37.873357] kvm_vcpu_compat_ioctl+0x3c1/0x4c0 [ 37.873366] ? kvm_vcpu_ioctl+0x1010/0x1010 [ 37.873374] ? __schedule+0x2080/0x2080 [ 37.873386] ? find_held_lock+0x39/0x1d0 [ 37.873399] ? security_file_ioctl+0x89/0xb0 [ 37.873412] compat_SyS_ioctl+0x1d7/0x3290 [ 37.873421] ? compat_SyS_get_robust_list+0x300/0x300 [ 37.873426] ? kvm_vcpu_ioctl+0x1010/0x1010 [ 37.873436] ? do_ioctl+0x60/0x60 [ 37.873441] ? lock_acquire+0x1d5/0x580 [ 37.873447] ? finish_task_switch+0x1aa/0x740 [ 37.873453] ? do_fast_syscall_32+0x158/0xf05 [ 37.873463] ? do_ioctl+0x60/0x60 [ 37.873470] do_fast_syscall_32+0x3f2/0xf05 [ 37.873477] ? compat_start_thread+0x80/0x80 [ 37.873488] ? do_int80_syscall_32+0x940/0x940 [ 37.873499] ? lockdep_sys_exit+0x47/0xf0 [ 37.873506] ? syscall_return_slowpath+0x2b3/0x510 [ 37.873511] ? finish_task_switch+0x1aa/0x740 [ 37.873519] ? prepare_exit_to_usermode+0x2d0/0x2d0 [ 37.873527] ? sysret32_from_system_call+0x5/0x3b [ 37.873539] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 37.873552] entry_SYSENTER_compat+0x51/0x60 [ 37.873557] RIP: 0023:0xf7fdfc79 [ 37.873561] RSP: 002b:00000000f7fb905c EFLAGS: 00000296 ORIG_RAX: 0000000000000036 [ 37.873568] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000000ae80 [ 37.873571] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.873574] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 37.873578] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 37.873581] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 37.880033] Dumping ftrace buffer: [ 37.880081] (ftrace buffer empty) [ 37.880086] Kernel Offset: disabled [ 38.793370] Rebooting in 86400 seconds..