kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu
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: 3484 Comm: udevd Not tainted 4.15.0-rc7-next-20180112+ #95
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:ffff8801db307ca8 EFLAGS: 00010006
RAX: ffff8801c1e14080 RBX: 00000000001606e0 RCX: ffffffff811a4b82
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606e0
RBP: ffff8801db307ca8 R08: 1ffff10038465e8b R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000006
R13: ffff8801c1e14080 R14: ffff8801db31d130 R15: ffff8801db31d130
FS:  00007fbc2a5be7a0(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbc2a5c5000 CR3: 00000001c1f4b002 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:76 [inline]
 __cr4_set arch/x86/include/asm/tlbflush.h:252 [inline]
 cr4_clear_bits arch/x86/include/asm/tlbflush.h:275 [inline]
 kvm_cpu_vmxoff arch/x86/kvm/vmx.c:3737 [inline]
 hardware_disable+0x34a/0x4b0 arch/x86/kvm/vmx.c:3743
 kvm_arch_hardware_disable+0x35/0xd0 arch/x86/kvm/x86.c:8110
 hardware_disable_nolock+0x30/0x40 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3284
 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+0xa9/0xb0 arch/x86/entry/entry_64.S:948
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:777 [inline]
RIP: 0010:qlink_free mm/kasan/quarantine.c:150 [inline]
RIP: 0010:qlist_free_all+0xa9/0x160 mm/kasan/quarantine.c:166
RSP: 0018:ffff8801c232f5e8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04
RAX: 0000000000000007 RBX: 0000000000000286 RCX: 0000000000000006
RDX: 0000000000000000 RSI: ffff8801c1e14948 RDI: 0000000000000286
RBP: ffff8801c232f620 R08: 1ffff10038465e8b R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801dad30380 R14: ffff8801d92b0840 R15: ffffffff868c9120
 quarantine_reduce+0x141/0x170 mm/kasan/quarantine.c:259
 kasan_kmalloc+0xca/0xe0 mm/kasan/kasan.c:537
 __do_kmalloc mm/slab.c:3705 [inline]
 __kmalloc+0x162/0x760 mm/slab.c:3714
 kmalloc include/linux/slab.h:520 [inline]
 shmem_initxattrs+0x132/0x1e0 mm/shmem.c:3324
 security_inode_init_security+0x326/0x390 security/security.c:491
 shmem_mknod+0x9b/0x1b0 mm/shmem.c:3009
 shmem_create+0x2b/0x40 mm/shmem.c:3064
 lookup_open+0x1217/0x1970 fs/namei.c:3218
 do_last fs/namei.c:3309 [inline]
 path_openat+0xd76/0x3530 fs/namei.c:3537
 do_filp_open+0x25b/0x3b0 fs/namei.c:3572
 do_sys_open+0x502/0x6d0 fs/open.c:1059
 SYSC_open fs/open.c:1077 [inline]
 SyS_open+0x2d/0x40 fs/open.c:1072
 entry_SYSCALL_64_fastpath+0x29/0xa0
RIP: 0033:0x7fbc29cc6120
RSP: 002b:00007ffdeff4d1c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 0000000000b5cf20 RCX: 00007fbc29cc6120
RDX: 00000000000001b6 RSI: 0000000000080241 RDI: 00007ffdeff4d6b0
RBP: 0000000000000005 R08: 0000000000000004 R09: 0000000000000001
R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000001000
R13: 0000000000a30ac0 R14: 00007ffdeff4bba8 R15: 0000000000000000
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: ffff8801db307ca8
---[ end trace c777a2c9d67f4ee0 ]---