src/hotspot/share/jfr/instrumentation/jfrEventClassTransformer.cpp

@@ -1470,10 +1470,11 @@
  
  static ClassFileStream* schema_extend_event_subklass_bytes(const InstanceKlass* ik, const ClassFileParser& parser, bool& is_instrumented, TRAPS) {
    assert(JdkJfrEvent::is_a(ik), "invariant");
    assert(!is_instrumented, "invariant");
    DEBUG_ONLY(JfrJavaSupport::check_java_thread_in_vm(THREAD));
+   initialize_symbols();
    if (invalid_preconditions_for_subklass_on_initial_load(ik)) {
      // Remove the tag denoting this as a jdk.jfr.Event subklass. No instrumentation, hence no events can be written.
      // The class is allowed to load as-is, but it is classified as outside of the jfr system.
      JdkJfrEvent::remove(ik);
      return nullptr;