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

   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);
 }