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

*** 170,179 ****
--- 170,182 ----
              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;