diff -r fefae82e1067 -r f9ce2cd20dee hotspot/src/share/vm/classfile/systemDictionary.cpp
--- a/hotspot/src/share/vm/classfile/systemDictionary.cpp	Tue Feb 26 14:09:52 2013 +0100
+++ b/hotspot/src/share/vm/classfile/systemDictionary.cpp	Thu Feb 21 17:22:15 2013 +0100
@@ -866,16 +866,22 @@
 // the new entry.
 
 Klass* SystemDictionary::find(Symbol* class_name,
-                                Handle class_loader,
-                                Handle protection_domain,
-                                TRAPS) {
+                              Handle class_loader,
+                              Handle protection_domain,
+                              TRAPS) {
 
   // UseNewReflection
   // The result of this call should be consistent with the result
   // of the call to resolve_instance_class_or_null().
   // See evaluation 6790209 and 4474172 for more details.
   class_loader = Handle(THREAD, java_lang_ClassLoader::non_reflection_class_loader(class_loader()));
-  ClassLoaderData* loader_data = register_loader(class_loader, CHECK_NULL);
+  ClassLoaderData* loader_data = ClassLoaderData::class_loader_data_or_null(class_loader());
+
+  if (loader_data == NULL) {
+    // If the ClassLoaderData has not been setup,
+    // then the class loader has no entries in the dictionary.
+    return NULL;
+  }
 
   unsigned int d_hash = dictionary()->compute_hash(class_name, loader_data);
   int d_index = dictionary()->hash_to_index(d_hash);