KVM: VMX: Stop invalid guest state emulation on pending event

Process the event, possibly injecting an interrupt, before continuing.
Signed-off-by: Avi Kivity <avi@redhat.com>

arch/x86/kvm/vmx.c

@@ -4986,6 +4986,9 @@ static int handle_invalid_guest_state(struct kvm_vcpu *vcpu)
 		if (intr_window_requested && vmx_interrupt_allowed(vcpu))
 			return handle_interrupt_window(&vmx->vcpu);
 
+		if (test_bit(KVM_REQ_EVENT, &vcpu->requests))
+			return 1;
+
 		err = emulate_instruction(vcpu, 0);
 
 		if (err == EMULATE_DO_MMIO) {