--- old/src/hotspot/share/classfile/classLoaderStats.cpp 2018-09-10 08:57:50.512783083 -0400 +++ new/src/hotspot/share/classfile/classLoaderStats.cpp 2018-09-10 08:57:50.260783094 -0400 @@ -139,7 +139,7 @@ void ClassLoaderStatsClosure::addEmptyParents(oop cl) { - while (cl != NULL && java_lang_ClassLoader::loader_data(cl) == NULL) { + while (cl != NULL && java_lang_ClassLoader::loader_data_acquire(cl) == NULL) { // This classloader has not loaded any classes ClassLoaderStats** cls_ptr = _stats->get(cl); if (cls_ptr == NULL) {