diff --git a/arch/x86/kvm/regs.c b/arch/x86/kvm/regs.c
index bd8147798cc3..8f66438989e4 100644
--- a/arch/x86/kvm/regs.c
+++ b/arch/x86/kvm/regs.c
@@ -564,7 +564,8 @@ static bool kvm_is_valid_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs)
 	}
 
 	return kvm_is_valid_cr4(vcpu, sregs->cr4) &&
-	       kvm_is_valid_cr0(vcpu, sregs->cr0);
+	       kvm_is_valid_cr0(vcpu, sregs->cr0) &&
+	       kvm_valid_efer(vcpu, sregs->efer);
 }
 
 static int __set_sregs_common(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs,