9pnet_virtio: no channels available for device ./file0/file0
IPVS: length: 225 != 8
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:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 2375 Comm: udevd Not tainted 4.16.0-rc7+ #372
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:native_write_cr4+0x4/0x10 arch/x86/include/asm/special_insns.h:76
RSP: 0018:ffff8801db107ca8 EFLAGS: 00010006
RAX: ffff8801cae0c180 RBX: 00000000001606e0 RCX: ffffffff811a6082
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606e0
RBP: ffff8801db107ca8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000006
R13: ffff8801cae0c180 R14: ffff8801db11d130 R15: ffff8801db11d130
FS:  00007f03673807a0(0000) GS:ffff8801db100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000006fd058 CR3: 00000001cacd6006 CR4: 00000000001626e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 __write_cr4 arch/x86/include/asm/paravirt.h:77 [inline]
 __cr4_set arch/x86/include/asm/tlbflush.h:254 [inline]
 cr4_clear_bits arch/x86/include/asm/tlbflush.h:277 [inline]
 kvm_cpu_vmxoff arch/x86/kvm/vmx.c:3658 [inline]
 hardware_disable+0x34a/0x4b0 arch/x86/kvm/vmx.c:3664
 kvm_arch_hardware_disable+0x35/0xd0 arch/x86/kvm/x86.c:8281
 hardware_disable_nolock+0x30/0x40 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3289
 flush_smp_call_function_queue+0x1f4/0x570 kernel/smp.c:243
 generic_smp_call_function_single_interrupt+0x13/0x30 kernel/smp.c:192
 smp_call_function_single_interrupt+0x103/0x640 arch/x86/kernel/smp.c:295
 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:879
 </IRQ>
RIP: 0010:debug_lockdep_rcu_enabled+0x15/0x90 kernel/rcu/update.c:300
RSP: 0018:ffff8801cae17350 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff04
RAX: dffffc0000000000 RBX: ffff8801cab3f918 RCX: ffffffff81c41005
RDX: ffffffff88ecfe84 RSI: ffff8801caeee408 RDI: ffffffff88ecfe84
RBP: ffff8801cae17658 R08: 1ffff100395c2e97 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000
R13: 0000000000000000 R14: 1ffff100395c2eb6 R15: ffff8801cae17630
 ep_scan_ready_list+0x3a9/0xea0 fs/eventpoll.c:699
 ep_send_events fs/eventpoll.c:1707 [inline]
 ep_poll+0x601/0x11d0 fs/eventpoll.c:1832
 SYSC_epoll_wait fs/eventpoll.c:2186 [inline]
 SyS_epoll_wait+0x167/0x1c0 fs/eventpoll.c:2151
 do_syscall_64+0x281/0x940 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x7f0366a94943
RSP: 002b:00007ffd33cc5ce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 0000000000000bb8 RCX: 00007f0366a94943
RDX: 0000000000000008 RSI: 00007ffd33cc5de0 RDI: 000000000000000a
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000003
R13: 0000000000000000 R14: 0000000001b33a50 R15: 0000000001b2f250
Code: 0f 1f 80 00 00 00 00 55 48 89 e5 0f 20 d8 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 0f 22 df 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 <0f> 22 e7 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 44 0f 20 c0 5d 
RIP: native_write_cr4+0x4/0x10 arch/x86/include/asm/special_insns.h:76 RSP: ffff8801db107ca8
---[ end trace 688671be8103fa08 ]---