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-next-kasan-gce-2,10.128.15.220' (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: [ 21.727046] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu executing program [ 21.770283] *** Guest State *** [ 21.775652] *** Guest State *** [ 21.775657] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 21.775662] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 21.775665] CR3 = 0x00000000fffbc000 [ 21.775668] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 21.775672] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 21.775679] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 21.775683] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775690] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775697] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775703] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775710] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775717] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775722] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.775729] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 21.775734] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.775741] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 21.775745] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 21.775750] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 21.775754] Interruptibility = 00000000 ActivityState = 00000000 [ 21.775756] *** Host State *** [ 21.775762] RIP = 0xffffffff811b90cf RSP = 0xffff8801cebff4c8 [ 21.775770] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 21.775775] FSBase=00007fdd04c8d700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 [ 21.775780] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 21.775785] CR0=0000000080050033 CR3=00000001d05b4000 CR4=00000000001426f0 [ 21.775791] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d47b70 [ 21.775796] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 21.775798] *** Control State *** [ 21.775802] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 21.775805] EntryControls=0000d1ff ExitControls=0023efff [ 21.775810] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 21.775813] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.775817] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.775820] reason=80000021 qualification=0000000000000000 [ 21.775823] IDTVectoring: info=00000000 errcode=00000000 [ 21.775826] TSC Offset = 0xfffffff2c59c0a00 [ 21.775830] EPT pointer = 0x00000001ce04201e [ 21.775875] *** Guest State *** [ 21.775887] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 21.775892] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 21.775895] CR3 = 0x00000000fffbc000 [ 21.775898] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 21.775903] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 21.775909] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 21.775913] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775922] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775929] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775935] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775942] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775949] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.775954] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.775962] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 21.775967] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.775974] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 21.775978] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 21.775983] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 21.775987] Interruptibility = 00000000 ActivityState = 00000000 [ 21.776022] *** Host State *** [ 21.776027] RIP = 0xffffffff811b90cf RSP = 0xffff8801cd5d74c8 [ 21.776035] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 21.776040] FSBase=00007fdd04c8c700 GSBase=ffff8801db300000 TRBase=ffff8801db323100 [ 21.776044] GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 [ 21.776051] CR0=0000000080050033 CR3=00000001cf10a000 CR4=00000000001426e0 [ 21.776057] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d47b70 [ 21.776063] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 21.776065] *** Control State *** [ 21.776069] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 21.776072] EntryControls=0000d1ff ExitControls=0023efff [ 21.776077] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 21.776081] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.776084] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.776087] reason=80000021 qualification=0000000000000000 [ 21.776090] IDTVectoring: info=00000000 errcode=00000000 [ 21.776093] TSC Offset = 0xfffffff2c59eadc8 [ 21.776097] EPT pointer = 0x00000001ccc6b01e [ 21.776324] *** Guest State *** [ 21.776329] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 21.776334] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 21.776337] CR3 = 0x00000000fffbc000 [ 21.776340] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 21.776345] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 21.776351] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 21.776355] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.776362] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.776369] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.776375] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.776382] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.776389] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.776394] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.776401] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 21.776406] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.776412] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 21.776417] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 21.776421] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 21.776426] Interruptibility = 00000000 ActivityState = 00000000 [ 21.776428] *** Host State *** [ 21.776433] RIP = 0xffffffff811b90cf RSP = 0xffff8801cd5cf4c8 [ 21.776442] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 21.776447] FSBase=00007fdd01485700 GSBase=ffff8801db300000 TRBase=ffff8801db323100 [ 21.776451] GDTBase=ffffffffff576000 IDTBase=ffffffffff57b000 [ 21.776457] CR0=0000000080050033 CR3=00000001cf63e000 CR4=00000000001426e0 [ 21.776463] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d47b70 [ 21.776468] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 21.776470] *** Control State *** [ 21.776474] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 21.776477] EntryControls=0000d1ff ExitControls=0023efff [ 21.776482] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 21.776485] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.776488] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.776492] reason=80000021 qualification=0000000000000000 [ 21.776495] IDTVectoring: info=00000000 errcode=00000000 [ 21.776498] TSC Offset = 0xfffffff2c43cd0d1 [ 21.776501] EPT pointer = 0x00000001cd70701e [ 21.781239] *** Guest State *** [ 21.781244] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 21.781249] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 21.781252] CR3 = 0x00000000fffbc000 [ 21.781256] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 21.781260] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 21.781266] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 21.781270] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.781277] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.781284] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.781290] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.781299] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.781306] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 21.781311] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.781318] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 21.781323] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 21.781330] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 21.781334] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 21.781339] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 21.781343] Interruptibility = 00000000 ActivityState = 00000000 [ 21.781345] *** Host State *** [ 21.781351] RIP = 0xffffffff811b90cf RSP = 0xffff8801d296f4c8 [ 21.781359] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 21.781363] FSBase=00007fdd04c8c700 GSBase=ffff8801db200000 TRBase=ffff8801db223100 [ 21.781368] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 21.781374] CR0=0000000080050033 CR3=00000001d1d25000 CR4=00000000001426f0 [ 21.781380] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff84d47b70 [ 21.781392] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 21.781394] *** Control State *** [ 21.781398] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 21.781401] EntryControls=0000d1ff ExitControls=0023efff [ 21.781406] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 21.781410] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.781413] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 21.781416] reason=80000021 qualification=0000000000000000 [ 21.781419] IDTVectoring: info=00000000 errcode=00000000 [ 21.781422] TSC Offset = 0xfffffff2c7e5bc98 [ 21.781426] EPT pointer = 0x00000001cd77d01e [ 21.787240] ------------[ cut here ]------------ [ 21.787254] WARNING: CPU: 0 PID: 3073 at arch/x86/kvm/x86.c:7265 kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 21.787259] Kernel panic - not syncing: panic_on_warn set ... [ 21.787259] [ 21.787265] CPU: 0 PID: 3073 Comm: syzkaller348502 Not tainted 4.13.0-next-20170915+ #23 [ 21.787269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.787272] Call Trace: [ 21.787282] dump_stack+0x194/0x257 [ 21.787292] ? arch_local_irq_restore+0x53/0x53 [ 21.787310] panic+0x1e4/0x417 [ 21.787316] ? __warn+0x1d9/0x1d9 [ 21.787322] ? show_regs_print_info+0x65/0x65 [ 21.787342] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 21.787347] __warn+0x1c4/0x1d9 [ 21.787354] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 21.787363] report_bug+0x211/0x2d0 [ 21.787376] fixup_bug+0x40/0x90 [ 21.787388] do_trap+0x260/0x390 [ 21.787402] do_error_trap+0x120/0x390 [ 21.787413] ? do_trap+0x390/0x390 [ 21.787420] ? kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 21.787428] ? fpu__activate_curr+0xed/0x650 [ 21.787436] ? fpstate_init+0x160/0x160 [ 21.787447] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 21.787460] do_invalid_op+0x1b/0x20 [ 21.787468] invalid_op+0x18/0x20 [ 21.787473] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5b90 [ 21.787477] RSP: 0018:ffff8801cd48f670 EFLAGS: 00010297 [ 21.787484] RAX: ffff8801cd6f01c0 RBX: ffff8801ce98a000 RCX: 0000000000000000 [ 21.787488] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801ce9c02b8 [ 21.787491] RBP: ffff8801cd48fa40 R08: 0000000000000000 R09: 0000000000000000 [ 21.787495] R10: ffff8801cd48fa58 R11: 0000000000000000 R12: 0000000000000001 [ 21.787498] R13: 0000000000000000 R14: ffff8801d1932580 R15: ffff8801ce9c0080 [ 21.787520] ? unwind_get_return_address+0x61/0xa0 [ 21.787528] ? __save_stack_trace+0x7e/0xd0 [ 21.787541] ? depot_save_stack+0x12c/0x490 [ 21.787553] ? print_usage_bug+0x480/0x480 [ 21.787558] ? put_pid+0x177/0x1f0 [ 21.787567] ? save_stack+0xa3/0xd0 [ 21.787574] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 21.787578] ? save_stack_trace+0x16/0x20 [ 21.787583] ? save_stack+0x43/0xd0 [ 21.787587] ? kasan_slab_free+0x71/0xc0 [ 21.787592] ? kmem_cache_free+0x77/0x280 [ 21.787596] ? put_pid+0x177/0x1f0 [ 21.787603] ? kvm_vcpu_ioctl+0xd75/0x1010 [ 21.787609] ? do_vfs_ioctl+0x1b1/0x1530 [ 21.787613] ? SyS_ioctl+0x8f/0xc0 [ 21.787618] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 21.787625] ? __init_waitqueue_head+0x97/0x140 [ 21.787634] ? wake_up_q+0xe0/0xe0 [ 21.787640] ? __lockdep_init_map+0xe4/0x650 [ 21.787647] ? check_noncircular+0x20/0x20 [ 21.787660] ? __wait_rcu_gp+0x25d/0x420 [ 21.787664] ? rcu_gp_is_normal+0x140/0x140 [ 21.787686] ? __lock_is_held+0xbc/0x140 [ 21.787695] ? put_pid+0x177/0x1f0 [ 21.787704] ? put_pid+0x177/0x1f0 [ 21.787710] ? rcu_read_lock_sched_held+0x108/0x120 [ 21.787717] ? put_pid_ns+0xe9/0x120 [ 21.787726] ? put_pid+0x184/0x1f0 [ 21.787733] ? task_active_pid_ns+0xd0/0xd0 [ 21.787741] ? __might_sleep+0x95/0x190 [ 21.787752] kvm_vcpu_ioctl+0x64c/0x1010 [ 21.787757] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 21.787766] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 21.787781] ? lock_downgrade+0x990/0x990 [ 21.787795] ? __fget+0xbb/0x580 [ 21.787808] ? lock_release+0xd70/0xd70 [ 21.787818] ? __lock_is_held+0xbc/0x140 [ 21.787836] ? __fget+0x362/0x580 [ 21.787851] ? iterate_fd+0x3f0/0x3f0 [ 21.787857] ? rcu_pm_notify+0xc0/0xc0 [ 21.787870] ? lock_acquire+0x1d5/0x580 [ 21.787881] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 21.787886] do_vfs_ioctl+0x1b1/0x1530 [ 21.787892] ? do_raw_spin_trylock+0x190/0x190 [ 21.787902] ? ioctl_preallocate+0x2b0/0x2b0 [ 21.787912] ? selinux_capable+0x40/0x40 [ 21.787919] ? debug_check_no_locks_freed+0x360/0x3d0 [ 21.787929] ? lockdep_invariant_state+0x9b/0x120 [ 21.787935] ? syscall_return_slowpath+0x2b3/0x500 [ 21.787940] ? finish_task_switch+0x1aa/0x740 [ 21.787953] ? security_file_ioctl+0x7d/0xb0 [ 21.787957] ? security_file_ioctl+0x89/0xb0 [ 21.787968] SyS_ioctl+0x8f/0xc0 [ 21.787978] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 21.787983] RIP: 0033:0x448f89 [ 21.787986] RSP: 002b:00007fdd01484dc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 [ 21.787992] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000448f89 [ 21.787996] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 21.787999] RBP: 0000000000000082 R08: 00007fdd01485700 R09: 00007fdd01485700 [ 21.788005] R10: 00007fdd01485700 R11: 0000000000000202 R12: 0000000000000000 [ 21.788008] R13: 00007fff9186185f R14: 00007fdd014859c0 R15: 0000000000000000 [ 21.788138] Dumping ftrace buffer: [ 21.788169] (ftrace buffer empty) [ 21.788172] Kernel Offset: disabled [ 23.219824] Rebooting in 86400 seconds..