kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
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Modules linked in:
CPU: 0 PID: 26569 Comm: syz-executor3 Not tainted 4.13.0-next-20170913+ #21
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801a63e8400 task.stack: ffff8801c1968000
RIP: 0010:kvm_cpuid+0xcf/0x8e0 arch/x86/kvm/cpuid.c:864
RSP: 0018:ffff8801c196f088 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: ffff8801c196f208 RCX: ffffc90002cdf000
RDX: 0000000000000000 RSI: ffffffff81175005 RDI: ffff8801c86993c0
RBP: ffff8801c196f180 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: ffffed00390d37c1 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
FS:  00007f0a66154700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020344000 CR3: 00000001d3239000 CR4: 00000000001426f0
Call Trace:
 emulator_get_cpuid+0x46/0x60 arch/x86/kvm/x86.c:5250
 check_cr_write+0x379/0x7d0 arch/x86/kvm/emulate.c:4107
 x86_emulate_insn+0x2940/0x3cf0 arch/x86/kvm/emulate.c:5404
 x86_emulate_instruction+0x411/0x1ca0 arch/x86/kvm/x86.c:5735
 emulate_instruction arch/x86/include/asm/kvm_host.h:1160 [inline]
 handle_invalid_guest_state arch/x86/kvm/vmx.c:6563 [inline]
 vmx_handle_exit+0x6d8/0x1a60 arch/x86/kvm/vmx.c:8775
 vcpu_enter_guest arch/x86/kvm/x86.c:7038 [inline]
 vcpu_run arch/x86/kvm/x86.c:7100 [inline]
 kvm_arch_vcpu_ioctl_run+0x1d36/0x5a30 arch/x86/kvm/x86.c:7261
 kvm_vcpu_ioctl+0x64c/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2550
 vfs_ioctl fs/ioctl.c:45 [inline]
 do_vfs_ioctl+0x1b1/0x1530 fs/ioctl.c:685
 SYSC_ioctl fs/ioctl.c:700 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:691
 entry_SYSCALL_64_fastpath+0x1f/0xbe
RIP: 0033:0x451e59
RSP: 002b:00007f0a66153c08 EFLAGS: 00000216 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000718000 RCX: 0000000000451e59
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000017
RBP: 0000000000000082 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000216 R12: 00000000004bd1a0
R13: 00000000ffffffff R14: 0000000000000005 R15: 0000000000000084
Code: 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 4d 06 00 00 8b 03 4c 89 e2 48 c1 ea 03 89 85 34 ff ff ff 48 b8 00 00 00 00 00 fc ff df <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 
RIP: kvm_cpuid+0xcf/0x8e0 arch/x86/kvm/cpuid.c:864 RSP: ffff8801c196f088
---[ end trace e6443640496a1e5a ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..