------------[ cut here ]------------ kernel BUG at arch/x86/kvm/x86.c:357! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 20085 Comm: syz-executor4 Not tainted 4.20.0-rc7-next-20181224 #189 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: 45 10 50 e8 19 86 7f 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 07 f3 75 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 fd 41 54 RSP: 0018:ffff8880ae707b98 EFLAGS: 00010006 RAX: ffff8880a7ed0340 RBX: ffff88808eab7810 RCX: 1ffff11015ce0f7b RDX: 0000000000010000 RSI: ffffffff810bff59 RDI: 0000000000000007 RBP: ffff8880ae707b98 R08: ffff8880a7ed0340 R09: ffffed1015ce5ba8 R10: ffffed1015ce5ba8 R11: ffff8880ae72dd47 R12: 1ffff11015ce0f77 R13: ffff8880ae707c58 R14: ffff8880ae707bd8 R15: ffff8880ae707d18 FS: 0000000001571940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8880ae707bd8 CR3: 000000009fee3000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vmcs_clear arch/x86/kvm/vmx/ops.h:185 [inline] loaded_vmcs_init+0xd2/0x340 arch/x86/kvm/vmx/vmx.c:565 __loaded_vmcs_clear+0x2be/0x510 arch/x86/kvm/vmx/vmx.c:632 flush_smp_call_function_queue+0x1d2/0x640 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192 smp_call_function_single_interrupt+0x12f/0x650 arch/x86/kernel/smp.c:296 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 RIP: 0010:__read_once_size include/linux/compiler.h:191 [inline] RIP: 0010:__put_unused_fd+0x78/0x290 fs/file.c:550 Code: f1 f1 f1 c7 42 04 00 f2 f2 f2 65 48 8b 04 25 28 00 00 00 48 89 45 d0 31 c0 e8 44 20 a7 ff 49 8d 7c 24 50 48 89 fa 48 c1 ea 03 <80> 3c 1a 00 0f 85 e6 01 00 00 48 8d 45 d8 4c 8d 70 c0 49 8b 5c 24 RSP: 0018:ffff88808ffc7c70 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff04 RAX: ffff8880a7ed0340 RBX: dffffc0000000000 RCX: dffffc0000000000 RDX: 1ffff110134e2a8a RSI: ffffffff81dad21c RDI: ffff88809a715450 RBP: ffff88808ffc7cf8 R08: ffff8880a7ed0340 R09: ffffed1011ff8f8e R10: ffffed1011ff8f8e R11: 0000000000000003 R12: ffff88809a715400 R13: 0000000000000005 R14: ffff88808ffc7dc8 R15: 1ffff11011ff8f8e __close_fd+0x22e/0x3a0 fs/file.c:633 __do_sys_close fs/open.c:1159 [inline] __se_sys_close fs/open.c:1157 [inline] __x64_sys_close+0x72/0xf0 fs/open.c:1157 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x411471 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 34 19 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffc3a796b60 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000411471 RDX: 0000000000000000 RSI: 0000000000741510 RDI: 0000000000000005 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffc3a796a90 R11: 0000000000000293 R12: 0000000000000000 R13: 0000000000000001 R14: 00000000000001cb R15: 0000000000000004 Modules linked in: ---[ end trace e813e87de13f8f63 ]--- RIP: 0010:kvm_spurious_fault+0x9/0x10 arch/x86/kvm/x86.c:357 Code: 45 10 50 e8 19 86 7f 00 58 5a 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 e8 07 f3 75 00 <0f> 0b 0f 1f 44 00 00 55 48 89 e5 41 57 41 56 41 55 41 89 fd 41 54 RSP: 0018:ffff8880ae707b98 EFLAGS: 00010006 RAX: ffff8880a7ed0340 RBX: ffff88808eab7810 RCX: 1ffff11015ce0f7b RDX: 0000000000010000 RSI: ffffffff810bff59 RDI: 0000000000000007 RBP: ffff8880ae707b98 R08: ffff8880a7ed0340 R09: ffffed1015ce5ba8 R10: ffffed1015ce5ba8 R11: ffff8880ae72dd47 R12: 1ffff11015ce0f77 R13: ffff8880ae707c58 R14: ffff8880ae707bd8 R15: ffff8880ae707d18 FS: 0000000001571940(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff8880ae707bd8 CR3: 000000009fee3000 CR4: 00000000001426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400