src/hotspot/share/jfr/recorder/checkpoint/types/jfrTypeManager.cpp

*** 156,166 ****
    TypeSet set;
    set.serialize(writer);
  }
  
  void JfrTypeManager::write_type_set_for_unloaded_classes() {
-   assert(SafepointSynchronize::is_at_safepoint(), "invariant");
    JfrCheckpointWriter writer(false, true, Thread::current());
    ClassUnloadTypeSet class_unload_set;
    class_unload_set.serialize(writer);
  }
  
--- 156,165 ----