diff --git a/src/pkg/reflect/value.go b/src/pkg/reflect/value.go
index 82985c5751..87d12bb0b7 100644
--- a/src/pkg/reflect/value.go
+++ b/src/pkg/reflect/value.go
@@ -860,6 +860,9 @@ func (v Value) Interface() interface{} {
 }
 
 func (iv internalValue) Interface() interface{} {
+	if iv.kind == 0 {
+		panic(&ValueError{"reflect.Value.Interface", iv.kind})
+	}
 	if iv.method {
 		panic("reflect.Value.Interface: cannot create interface value for method with bound receiver")
 	}