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kernel BUG at arch/x86/kvm/x86.c:7184!
invalid opcode: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 3453 Comm: syz-executor4 Not tainted 4.13.0-rc6-next-20170825+ #9
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801c6850280 task.stack: ffff8801c6a60000
RIP: 0010:complete_emulated_mmio+0x5be/0x6f0 arch/x86/kvm/x86.c:7184
RSP: 0018:ffff8801c6a67620 EFLAGS: 00010212
RAX: 0000000000010000 RBX: ffff8801c66c8300 RCX: ffffc90002940000
RDX: 0000000000000244 RSI: ffffffff810d606e RDI: ffff8801c66c8538
RBP: ffff8801c6a67660 R08: 0000000000000000 R09: 0000000000000000
R10: ffff8801c6a67a58 R11: 0000000000000000 R12: ffffffff810d5ab0
R13: ffff8801c6601000 R14: ffff8801c91db6c0 R15: ffff8801c66c8300
FS:  00007f774bfb4700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2973d22000 CR3: 00000001c6c44000 CR4: 00000000001426e0
Call Trace:
 kvm_arch_vcpu_ioctl_run+0x2cf7/0x5a30 arch/x86/kvm/x86.c:7254
 kvm_vcpu_ioctl+0x64c/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2592
 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: 0033:0x4512e9
RSP: 002b:00007f774bfb3c08 EFLAGS: 00000216 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000718000 RCX: 00000000004512e9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000016
RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000216 R12: 00000000004b70fc
R13: 00000000ffffffff R14: 0000000020000000 R15: 000000000000f000
Code: 01 00 00 00 48 89 df e8 81 c9 47 00 44 89 e6 4c 89 f7 45 31 e4 e8 d3 6e 4d 00 45 85 ed 41 0f 94 c4 e9 c5 fc ff ff e8 a2 7e 60 00 <0f> 0b e8 db 1f 95 00 e9 a0 fa ff ff 89 45 c8 e8 ce 1f 95 00 8b 
RIP: complete_emulated_mmio+0x5be/0x6f0 arch/x86/kvm/x86.c:7184 RSP: ffff8801c6a67620
---[ end trace f04cb52487d56394 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..