HHH-16234 Log identity hash code instead to calling instance.toString()

when resolving entity instance

hibernate-core/src/main/java/org/hibernate/sql/results/graph/entity/AbstractEntityInitializer.java

@@ -675,8 +675,8 @@ public abstract class AbstractEntityInitializer extends AbstractFetchParentAcces
 			EntityLoadingLogging.ENTITY_LOADING_LOGGER.debugf(
 					"(%s) Created new entity instance [%s] : %s",
 					getSimpleConcreteImplName(),
-					toLoggableString( getNavigablePath(), entityIdentifier),
-					instance
+					toLoggableString( getNavigablePath(), entityIdentifier ),
+					System.identityHashCode( instance )
 			);
 		}
 		return instance;

hibernate-core/src/test/resources/log4j2.properties

@@ -99,6 +99,9 @@ logger.java-type-descriptor-registry.level=debug
 logger.bytecode-enhancement.name=org.hibernate.bytecode.enhance
 logger.bytecode-enhancement.level=debug
 
+logger.results-loading-entity.name=org.hibernate.orm.results.loading.entity
+#logger.results-loading-entity.level=debug
+
 logger.entity-action.name=org.hibernate.action.internal.EntityAction
 #logger.entity-action.level=debug
 logger.cascade.name=org.hibernate.engine.internal.Cascade