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-3,10.128.15.210' (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: [ 54.196242] kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu [ 54.231886] *** Guest State *** [ 54.250214] *** Guest State *** [ 54.250219] CR0: actual=0x0000000080000031, shadow=0x0000000060000010, gh_mask=fffffffffffffff7 [ 54.250223] CR4: actual=0x0000000000002051, shadow=0x0000000000000000, gh_mask=ffffffffffffe871 [ 54.250225] CR3 = 0x00000000fffbc000 [ 54.250228] RSP = 0x000000000000fffa RIP = 0x0000000000000000 [ 54.250231] RFLAGS=0x00033000 DR7 = 0x0000000000000400 [ 54.250236] Sysenter RSP=0000000000000000 CS:RIP=0000:0000000000000000 [ 54.250240] CS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 54.250246] DS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 54.250252] SS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 54.250257] ES: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 54.250265] FS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 54.250271] GS: sel=0x0000, attr=0x000f3, limit=0x0000ffff, base=0x0000000000000000 [ 54.250275] GDTR: limit=0x0000ffff, base=0x0000000000000000 [ 54.250281] LDTR: sel=0x0000, attr=0x00082, limit=0x0000ffff, base=0x0000000000000000 [ 54.250285] IDTR: limit=0x0000ffff, base=0x0000000000000000 [ 54.250291] TR: sel=0x0000, attr=0x0008b, limit=0x00002088, base=0x0000000000000000 [ 54.250294] EFER = 0x0000000000000000 PAT = 0x0007040600070406 [ 54.250298] DebugCtl = 0x0000000000000000 DebugExceptions = 0x0000000000000000 [ 54.250301] Interruptibility = 00000000 ActivityState = 00000000 [ 54.250303] *** Host State *** [ 54.250307] RIP = 0xffffffff811bc783 RSP = 0xffff8801cdfaf4c8 [ 54.250315] CS=0010 SS=0018 DS=0000 ES=0000 FS=0000 GS=0000 TR=0040 [ 54.250318] FSBase=00007f1243855700 GSBase=ffff8801db200000 TRBase=ffff8801db223280 [ 54.250322] GDTBase=ffffffffff577000 IDTBase=ffffffffff57b000 [ 54.250327] CR0=0000000080050033 CR3=00000001ceafd000 CR4=00000000001426f0 [ 54.250332] Sysenter RSP=0000000000000000 CS:RIP=0010:ffffffff8508a1f0 [ 54.250336] EFER = 0x0000000000000d01 PAT = 0x0000000000000000 [ 54.250337] *** Control State *** [ 54.250340] PinBased=0000003f CPUBased=b699edfa SecondaryExec=00000042 [ 54.250342] EntryControls=0000d1ff ExitControls=0023efff [ 54.250346] ExceptionBitmap=ffffbfff PFECmask=00000000 PFECmatch=00000000 [ 54.250349] VMEntry: intr_info=00000000 errcode=00000000 ilen=00000000 [ 54.250351] VMExit: intr_info=00000000 errcode=00000000 ilen=00000000 [ 54.250354] reason=80000021 qualification=0000000000000000 [ 54.250356] IDTVectoring: info=00000000 errcode=00000000 [ 54.250358] TSC Offset = 0xffffffe13b744736 [ 54.250361] EPT pointer = 0x00000001cd80001e [ 54.276295] ------------[ cut here ]------------ [ 54.276309] WARNING: CPU: 0 PID: 3114 at arch/x86/kvm/x86.c:7293 kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 54.276312] Kernel panic - not syncing: panic_on_warn set ... [ 54.276312] [ 54.276317] CPU: 0 PID: 3114 Comm: syzkaller791742 Not tainted 4.14.0-rc7-next-20171103+ #38 [ 54.276320] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.276322] Call Trace: [ 54.276330] dump_stack+0x194/0x257 [ 54.276339] ? arch_local_irq_restore+0x53/0x53 [ 54.276350] ? vsnprintf+0x1ed/0x1900 [ 54.276361] panic+0x1e4/0x41c [ 54.276367] ? refcount_error_report+0x214/0x214 [ 54.276372] ? show_regs_print_info+0x65/0x65 [ 54.276385] ? __warn+0x1a9/0x1e0 [ 54.276394] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 54.276399] __warn+0x1c4/0x1e0 [ 54.276405] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 54.276413] report_bug+0x211/0x2d0 [ 54.276426] fixup_bug+0x40/0x90 [ 54.276432] do_trap+0x260/0x390 [ 54.276444] do_error_trap+0x120/0x390 [ 54.276449] ? lock_downgrade+0x990/0x990 [ 54.276458] ? do_trap+0x390/0x390 [ 54.276463] ? trace_raw_output_xdp_redirect_map_err+0x440/0x440 [ 54.276469] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 54.276475] ? fpu__initialize+0xed/0x650 [ 54.276482] ? fpu__save+0x6a0/0x6a0 [ 54.276492] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.276504] do_invalid_op+0x1b/0x20 [ 54.276513] invalid_op+0x18/0x20 [ 54.276518] RIP: 0010:kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 54.276522] RSP: 0000:ffff8801cc6e7670 EFLAGS: 00010293 [ 54.276526] RAX: ffff8801cc080080 RBX: ffff8801cdd6d000 RCX: ffffffff810de353 [ 54.276529] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801cd910338 [ 54.276532] RBP: ffff8801cc6e7a40 R08: 0000000000000001 R09: 0000000000000001 [ 54.276534] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 54.276537] R13: 1ffff100398dcf72 R14: ffff8801c11eb100 R15: ffff8801cd910100 [ 54.276551] ? kvm_arch_vcpu_ioctl_run+0x213/0x5d20 [ 54.276563] ? unwind_get_return_address+0x61/0xa0 [ 54.276570] ? __save_stack_trace+0x7e/0xd0 [ 54.276581] ? depot_save_stack+0x12c/0x490 [ 54.276589] ? print_usage_bug+0x480/0x480 [ 54.276594] ? put_pid+0x176/0x1f0 [ 54.276602] ? save_stack+0xa3/0xd0 [ 54.276607] ? kvm_arch_vcpu_runnable+0x560/0x560 [ 54.276611] ? save_stack+0x43/0xd0 [ 54.276615] ? kasan_slab_free+0x71/0xc0 [ 54.276619] ? kmem_cache_free+0x77/0x280 [ 54.276622] ? put_pid+0x176/0x1f0 [ 54.276627] ? kvm_vcpu_ioctl+0xd75/0x1010 [ 54.276632] ? do_vfs_ioctl+0x1b1/0x1530 [ 54.276636] ? SyS_ioctl+0x8f/0xc0 [ 54.276640] ? entry_SYSCALL_64_fastpath+0x1f/0xbe [ 54.276646] ? __init_waitqueue_head+0x97/0x140 [ 54.276654] ? wake_up_q+0xe0/0xe0 [ 54.276660] ? __lockdep_init_map+0xe4/0x650 [ 54.276666] ? check_noncircular+0x20/0x20 [ 54.276679] ? __wait_rcu_gp+0x25d/0x420 [ 54.276683] ? rcu_gp_is_normal+0x140/0x140 [ 54.276704] ? __lock_is_held+0xbc/0x140 [ 54.276712] ? put_pid+0x176/0x1f0 [ 54.276721] ? put_pid+0x176/0x1f0 [ 54.276725] ? rcu_read_lock_sched_held+0x108/0x120 [ 54.276732] ? put_pid_ns+0xa6/0xc0 [ 54.276739] ? put_pid+0x183/0x1f0 [ 54.276745] ? task_active_pid_ns+0xd0/0xd0 [ 54.276753] ? __might_sleep+0x95/0x190 [ 54.276764] kvm_vcpu_ioctl+0x64c/0x1010 [ 54.276767] ? kvm_vcpu_ioctl+0x64c/0x1010 [ 54.276776] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 54.276789] ? lock_downgrade+0x990/0x990 [ 54.276803] ? __fget+0xbb/0x580 [ 54.276815] ? lock_release+0xd70/0xd70 [ 54.276824] ? __lock_is_held+0xbc/0x140 [ 54.276842] ? __fget+0x362/0x580 [ 54.276856] ? iterate_fd+0x3f0/0x3f0 [ 54.276861] ? __lock_is_held+0xbc/0x140 [ 54.276873] ? lock_acquire+0x1d5/0x580 [ 54.276882] ? __kvm_gfn_to_hva_cache_init+0xbb0/0xbb0 [ 54.276886] do_vfs_ioctl+0x1b1/0x1530 [ 54.276891] ? do_raw_spin_trylock+0x190/0x190 [ 54.276900] ? ioctl_preallocate+0x2b0/0x2b0 [ 54.276909] ? selinux_capable+0x40/0x40 [ 54.276916] ? debug_check_no_locks_freed+0x220/0x3d0 [ 54.276923] ? lockdep_invariant_state+0x10b/0x120 [ 54.276929] ? syscall_return_slowpath+0x2b3/0x510 [ 54.276933] ? finish_task_switch+0x1aa/0x740 [ 54.276947] ? security_file_ioctl+0x89/0xb0 [ 54.276956] SyS_ioctl+0x8f/0xc0 [ 54.276966] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 54.276970] RIP: 0033:0x448f89 [ 54.276972] RSP: 002b:00007f124004ddc8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 [ 54.276977] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000448f89 [ 54.276979] RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000005 [ 54.276982] RBP: 0000000000000086 R08: 00007f124004e700 R09: 00007f124004e700 [ 54.276984] R10: 00007f124004e700 R11: 0000000000000202 R12: 0000000000000000 [ 54.276987] R13: 00007ffdba1f069f R14: 00007f124004e9c0 R15: 0000000000000000 [ 54.277420] Dumping ftrace buffer: [ 54.277449] (ftrace buffer empty) [ 54.277451] Kernel Offset: disabled [ 54.984931] Rebooting in 86400 seconds..