9pnet_virtio: no channels available for device ./file0
WARNING: CPU: 1 PID: 4827 at arch/x86/kvm/vmx.c:6589 handle_ept_misconfig+0x140/0x520 arch/x86/kvm/vmx.c:6589
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 4827 Comm: syz-executor5 Not tainted 4.14.0-next-20171127+ #53
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x257 lib/dump_stack.c:53
 panic+0x1e4/0x41c kernel/panic.c:183
 __warn+0x1dc/0x200 kernel/panic.c:547
 report_bug+0x211/0x2d0 lib/bug.c:184
 fixup_bug.part.11+0x37/0x80 arch/x86/kernel/traps.c:177
 fixup_bug arch/x86/kernel/traps.c:246 [inline]
 do_error_trap+0x2d7/0x3e0 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x18/0x20 arch/x86/entry/entry_64.S:926
RIP: 0010:handle_ept_misconfig+0x140/0x520 arch/x86/kvm/vmx.c:6589
RSP: 0018:ffff8801c52c7470 EFLAGS: 00010216
RAX: 0000000000010000 RBX: 1ffff10038a58e90 RCX: ffffffff811941d0
RDX: 0000000000000306 RSI: ffffc90002581000 RDI: ffffed0038a58e78
RBP: ffff8801c52c7548 R08: 0000000000000007 R09: ffff8801c52c72e8
R10: ffff8801c52c7040 R11: 0000000000000002 R12: ffff88018f298940
R13: 00000000fffffff2 R14: ffff8801c52c7520 R15: dffffc0000000000
 vmx_handle_exit+0x25d/0x1ce0 arch/x86/kvm/vmx.c:8915
 vcpu_enter_guest arch/x86/kvm/x86.c:7086 [inline]
 vcpu_run arch/x86/kvm/x86.c:7148 [inline]
 kvm_arch_vcpu_ioctl_run+0x1d53/0x5d40 arch/x86/kvm/x86.c:7318
 kvm_vcpu_ioctl+0x64c/0x1010 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2551
 vfs_ioctl fs/ioctl.c:46 [inline]
 do_vfs_ioctl+0x1b1/0x1530 fs/ioctl.c:686
 SYSC_ioctl fs/ioctl.c:701 [inline]
 SyS_ioctl+0x8f/0xc0 fs/ioctl.c:692
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x4529d9
RSP: 002b:00007f4a6994dc58 EFLAGS: 00000212 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 00000000004529d9
RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000015
RBP: 0000000000000086 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f2728
R13: 00000000ffffffff R14: 00007f4a6994e6d4 R15: 0000000000000000
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled