src/java.desktop/windows/native/libawt/windows/awt_new.cpp

@@ -170,10 +170,13 @@
             throw std::bad_alloc();
         } else {
             env->ExceptionClear();
             // rethrow exception
             env->Throw(xcp);
+            // temp solution to reveal all concurrency issues in jtreg and JCK
+            // we will switch it back to silent mode before the release
+            env->ExceptionDescribe();
             return xcp;
         }
     }
 
     return NULL;