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-8,10.128.0.37' (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: [ 30.084319] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 30.106153] *** Guest State *** [ 30.106161] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 30.106166] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 30.106169] CR3 = 0x00000000fffbc000 [ 30.106173] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 30.106177] RFLAGS=0x00023000 DR7 = 0x0000000080000401 [ 30.106184] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 30.106189] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.106196] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.106205] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.106211] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.106218] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.106225] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.106230] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 30.106236] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 30.106241] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 30.106248] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 30.106252] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 30.106257] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 30.106261] Interruptibility = 00000000 ActivityState = 00000000 [ 30.106264] *** Host State *** [ 30.106269] RIP = 0xffffffff811b92ef RSP = 0xffff8801ce4c74c8 [ 30.106277] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 30.106282] FSBase=00007f0fa9a18700 GSBase=ffff8801db300000 TRBase=ffff8801db323100 [ 30.106286] GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 [ 30.106292] CR0=0000000080050033 CR3=00000001ce518000 CR4=00000000001426e0 [ 30.106298] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d47f30 [ 30.106303] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 30.106305] *** Control State *** [ 30.106309] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 30.106312] EntryControls=0000d1ff ExitControls=0023efff [ 30.106318] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 30.106321] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 30.106324] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 30.106328] reason=80000021 qualification=0000000000000000 [ 30.106331] IDTVectoring: info=00000000 errcode=00000000 [ 30.106334] TSC Offset = 0xffffffed897ef0f5 [ 30.106338] EPT pointer = 0x00000001ce1dc01e [ 30.114566] *** Guest State *** [ 30.114573] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 30.114578] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 30.114581] CR3 = 0x00000000fffbc000 [ 30.114584] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 30.114589] RFLAGS=0x00023000 DR7 = 0x0000000080000401 [ 30.114595] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 30.114599] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.114606] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.114613] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.114619] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.114626] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.114633] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 30.114638] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 30.114645] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 30.114649] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 30.114656] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 30.114661] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 30.114666] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 30.114670] Interruptibility = 00000000 ActivityState = 00000000 [ 30.114672] *** Host State *** [ 30.114701] RIP = 0xffffffff811b92ef RSP = 0xffff8801cdc874c8 [ 30.114709] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 30.114714] FSBase=00007f0fa9a19700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 [ 30.114718] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 30.114725] CR0=0000000080050033 CR3=00000001d8803000 CR4=00000000001426f0 [ 30.114730] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d47f30 [ 30.114736] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 30.114738] *** Control State *** [ 30.114742] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 30.114746] EntryControls=0000d1ff ExitControls=0023efff [ 30.114751] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 30.114755] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 30.114759] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 30.114763] reason=80000021 qualification=0000000000000000 [ 30.114766] IDTVectoring: info=00000000 errcode=00000000 [ 30.114783] TSC Offset = 0xffffffed88af7f5f [ 30.114787] EPT pointer = 0x00000001cdcf501e [ 30.132117] ------------[ cut here ]------------ [ 30.132135] WARNING: CPU: 1 PID: 3098 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 30.132140] Kernel panic - not syncing: panic_on_warn set ... [ 30.132140] [ 30.132148] CPU: 1 PID: 3098 Comm: syzkaller363631 Not tainted 4.14.0-rc1+ #93 [ 30.132151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.132155] Call Trace: [ 30.132165] dump_stack+0x194/0x257 [ 30.132174] ? arch_local_irq_restore+0x53/0x53 [ 30.132195] panic+0x1e4/0x417 [ 30.132201] ? __warn+0x1d9/0x1d9 [ 30.132207] ? show_regs_print_info+0x65/0x65 [ 30.132227] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 30.132233] __warn+0x1c4/0x1d9 [ 30.132239] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 30.132248] report_bug+0x211/0x2d0 [ 30.132264] fixup_bug+0x40/0x90 [ 30.132271] do_trap+0x260/0x390 [ 30.132285] do_error_trap+0x120/0x390 [ 30.132296] ? do_trap+0x390/0x390 [ 30.132303] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 30.132310] ? fpu__activate_curr+0xed/0x650 [ 30.132318] ? fpstate_init+0x160/0x160 [ 30.132325] ? lock_downgrade+0x990/0x990 [ 30.132337] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 30.132350] do_invalid_op+0x1b/0x20 [ 30.132359] invalid_op+0x18/0x20 [ 30.132365] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 30.132368] RSP: 0018:ffff8801cdc87670 EFLAGS: 00010297 [ 30.132376] RAX: ffff8801ce1464c0 RBX: ffff8801ce3d0000 RCX: 0000000000000000 [ 30.132379] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801ce1583f8 [ 30.132383] RBP: ffff8801cdc87a40 R08: 0000000000000060 R09: 0000000000000000 [ 30.132386] R10: ffff8801cdc87a58 R11: 0000000000000000 R12: 0000000000000001 [ 30.132390] R13: 0000000000000000 R14: ffff8801cf630780 R15: ffff8801ce1581c0 [ 30.132413] ? unwind_get_return_address+0x61/0xa0 [ 30.132422] ? trace_hardirqs_off+0xd/0x10 [ 30.132432] ? _raw_spin_unlock_irqrestore+0xa6/0xba [ 30.132444] ? depot_save_stack+0x3b5/0x490 [ 30.132453] ? print_usage_bug+0x480/0x480 [ 30.132461] ? put_pid+0x177/0x1f0 [ 30.132471] ? save_stack+0xa3/0xd0 [ 30.132478] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 30.132483] ? save_stack_trace+0x16/0x20 [ 30.132488] ? save_stack+0x43/0xd0 [ 30.132492] ? kasan_slab_free+0x71/0xc0 [ 30.132497] ? kmem_cache_free+0x77/0x280 [ 30.132501] ? put_pid+0x177/0x1f0 [ 30.132509] ? kvm_vcpu_ioctl+0xd75/0x1010 [ 30.132517] ? do_vfs_ioctl+0x1b1/0x1530 [ 30.132521] ? SyS_ioctl+0x8f/0xc0 [ 30.132526] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 30.132535] ? __init_waitqueue_head+0x97/0x140 [ 30.132544] ? wake_up_q+0xe0/0xe0 [ 30.132551] ? __lockdep_init_map+0xe4/0x650 [ 30.132557] ? check_noncircular+0x20/0x20 [ 30.132572] ? __wait_rcu_gp+0x25d/0x420 [ 30.132577] ? rcu_gp_is_normal+0x140/0x140 [ 30.132598] ? __lock_is_held+0xbc/0x140 [ 30.132607] ? put_pid+0x177/0x1f0 [ 30.132616] ? put_pid+0x177/0x1f0 [ 30.132621] ? rcu_read_lock_sched_held+0x108/0x120 [ 30.132630] ? put_pid_ns+0xe9/0x120 [ 30.132639] ? put_pid+0x184/0x1f0 [ 30.132646] ? task_active_pid_ns+0xd0/0xd0 [ 30.132655] ? __might_sleep+0x95/0x190 [ 30.132666] kvm_vcpu_ioctl+0x64c/0x1010 [ 30.132670] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 30.132679] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 30.132695] ? lock_downgrade+0x990/0x990 [ 30.132709] ? __fget+0xbb/0x580 [ 30.132715] ? find_held_lock+0x39/0x1d0 [ 30.132726] ? lock_release+0xd70/0xd70 [ 30.132736] ? __lock_is_held+0xbc/0x140 [ 30.132754] ? __fget+0x362/0x580 [ 30.132768] ? iterate_fd+0x3f0/0x3f0 [ 30.132778] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 30.132793] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 30.132799] do_vfs_ioctl+0x1b1/0x1530 [ 30.132811] ? ioctl_preallocate+0x2b0/0x2b0 [ 30.132821] ? selinux_capable+0x40/0x40 [ 30.132834] ? lockdep_invariant_state+0x8b/0x120 [ 30.132840] ? syscall_return_slowpath+0x2b3/0x500 [ 30.132845] ? finish_task_switch+0x4c9/0x740 [ 30.132858] ? security_file_ioctl+0x7d/0xb0 [ 30.132863] ? security_file_ioctl+0x89/0xb0 [ 30.132873] SyS_ioctl+0x8f/0xc0 [ 30.132884] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 30.132888] RIP: 0033:0x446039 [ 30.132892] RSP: 002b:00007f0fa6210dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 [ 30.132898] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000446039 [ 30.132901] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 30.132905] RBP: 0000000000000082 R08: 00007f0fa6211700 R09: 00007f0fa6211700 [ 30.132908] R10: 00007f0fa6211700 R11: 0000000000000202 R12: 0000000000000000 [ 30.132911] R13: 00007fff9d80344f R14: 00007f0fa62119c0 R15: 0000000000000000 [ 30.133425] Dumping ftrace buffer: [ 30.133464] (ftrace buffer empty) [ 30.133468] Kernel Offset: disabled [ 31.072125] Rebooting in 86400 seconds..