diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index a03530795707..658476815b6a 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -12529,7 +12529,7 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
 
 	if (dbg->control & (KVM_GUESTDBG_INJECT_DB | KVM_GUESTDBG_INJECT_BP)) {
 		r = -EBUSY;
-		if (kvm_is_exception_pending(vcpu))
+		if (kvm_is_exception_pending(vcpu) || vcpu->arch.exception.injected)
 			goto out;
 		if (dbg->control & KVM_GUESTDBG_INJECT_DB)
 			kvm_queue_exception(vcpu, DB_VECTOR);