------------[ cut here ]------------
WARNING: arch/x86/kvm/lapic.c:3483 at kvm_apic_accept_events+0x444/0x4c0 arch/x86/kvm/lapic.c:3483, CPU#3: syz.4.1847/12207
Modules linked in:
CPU: 3 UID: 0 PID: 12207 Comm: syz.4.1847 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:kvm_apic_accept_events+0x444/0x4c0 arch/x86/kvm/lapic.c:3483
Code: 34 03 00 00 02 00 00 00 e9 ae fd ff ff 4c 89 ef e8 41 ea df 00 e9 33 fc ff ff e8 07 ea df 00 e9 17 fd ff ff e8 dd df 76 00 90 <0f> 0b 90 e9 24 fd ff ff e8 1f ea df 00 e9 de fb ff ff e8 e5 e9 df
RSP: 0018:ffffc90006e27c38 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000002 RCX: ffffffff814721e7
RDX: ffff88802a0c24c0 RSI: ffffffff814724c3 RDI: 0000000000000005
RBP: ffff888026d0aa00 R08: 0000000000000005 R09: 0000000000000002
R10: 0000000000000002 R11: 00000000615f982a R12: 0000000000000001
R13: ffff888026d0aae0 R14: ffff8880571e52b0 R15: 0000000000000001
FS:  00007fdd0519a6c0(0000) GS:ffff8880d6c83000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdd05199f98 CR3: 00000000516d7000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 kvm_arch_vcpu_ioctl_get_mpstate+0x103/0x3f0 arch/x86/kvm/x86.c:12147
 kvm_vcpu_ioctl+0x7b8/0x1660 virt/kvm/kvm_main.c:4546
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdd0438f7c9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdd0519a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fdd045e6180 RCX: 00007fdd0438f7c9
RDX: 0000200000000040 RSI: 000000008004ae98 RDI: 000000000000000b
RBP: 00007fdd04413f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdd045e6218 R14: 00007fdd045e6180 R15: 00007ffc60134ea8
 </TASK>