src/share/vm/gc_implementation/parallelScavenge/psScavenge.cpp

*** 406,415 ****
--- 406,416 ----
        Threads::create_thread_roots_tasks(q);
        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::object_synchronizer));
        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::flat_profiler));
        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::management));
        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::system_dictionary));
+       q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::class_loader_data));
        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::jvmti));
        q->enqueue(new ScavengeRootsTask(ScavengeRootsTask::code_cache));
  
        ParallelTaskTerminator terminator(
          active_workers,