audit: type=1400 audit(1513394241.549:8): avc:  denied  { map } for  pid=3115 comm="syz-execprog" path="/root/syzkaller-shm990380816" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1
kvm: KVM_SET_TSS_ADDR need to be called before entering vcpu
general protection fault: 0000 [#1] SMP
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 1602 Comm: udevd Not tainted 4.15.0-rc3-next-20171214+ #67
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:ffff88021fc03f20 EFLAGS: 00010006
RAX: ffff8802156ca6c0 RBX: 00000000001606f0 RCX: ffffffff8108d968
RDX: 0000000000010000 RSI: 0000000000000000 RDI: 00000000001606f0
RBP: ffff88021fc03f20 R08: 0000000000000001 R09: 0000000000000004
R10: ffffc90000fc7a70 R11: 0000000000000004 R12: 0000000000000006
R13: ffff8802156ca6c0 R14: ffffffff81026eb0 R15: 0000000000000000
FS:  00007fce8a8427a0(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fce8a849000 CR3: 0000000214ea1002 CR4: 00000000001626f0
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:3582 [inline]
 hardware_disable+0x1a0/0x210 arch/x86/kvm/vmx.c:3588
 kvm_arch_hardware_disable+0x14/0x50 arch/x86/kvm/x86.c:7983
 hardware_disable_nolock+0x30/0x40 arch/x86/kvm/../../../virt/kvm/kvm_main.c:3291
 flush_smp_call_function_queue+0x95/0x1e0 kernel/smp.c:243
 generic_smp_call_function_single_interrupt+0x13/0x30 kernel/smp.c:192
 smp_call_function_single_interrupt+0x42/0x240 arch/x86/kernel/smp.c:295
 call_function_single_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:942
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:777 [inline]
RIP: 0010:lock_acquire+0xea/0x220 kernel/locking/lockdep.c:3917
RSP: 0018:ffffc90000fc7a90 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04
RAX: ffff8802156ca6c0 RBX: 0000000000000000 RCX: 00000000b18dd3a0
RDX: 0000000000002ae1 RSI: 0000000033f36f74 RDI: 0000000000000286
RBP: ffffc90000fc7ad0 R08: 0000000000000001 R09: 0000000000000004
R10: ffffc90000fc7a70 R11: 0000000000000004 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001
 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
 _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:144
 spin_lock include/linux/spinlock.h:310 [inline]
 inode_sb_list_add+0x2c/0xa0 fs/inode.c:437
 new_inode+0x31/0x40 fs/inode.c:920
 shmem_get_inode+0x4f/0x2b0 mm/shmem.c:2160
 shmem_mknod+0x37/0x100 mm/shmem.c:2993
 shmem_create+0x2b/0x40 mm/shmem.c:3053
 lookup_open+0x72f/0x920 fs/namei.c:3218
 do_last fs/namei.c:3309 [inline]
 path_openat+0x532/0x1050 fs/namei.c:3537
 do_filp_open+0xaa/0x120 fs/namei.c:3572
 do_sys_open+0x280/0x340 fs/open.c:1059
 SYSC_open fs/open.c:1077 [inline]
 SyS_open+0x2d/0x40 fs/open.c:1072
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x7fce89f4a120
RSP: 002b:00007ffdb6d86358 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
RAX: ffffffffffffffda RBX: 00000000015afb30 RCX: 00007fce89f4a120
RDX: 00000000000001b6 RSI: 0000000000000242 RDI: 00007ffdb6d86450
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000002 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000005cc R14: 0000000000000000 R15: 00000000015afd70
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: ffff88021fc03f20
---[ end trace dec6150ec15efb63 ]---