--- old/src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp	2020-08-24 12:25:39.836154725 +0200
+++ new/src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp	2020-08-24 12:25:39.468152900 +0200
@@ -88,6 +88,9 @@
   ReservedSpace young_rs = heap_rs.last_part(MaxOldSize);
   assert(young_rs.size() == MaxNewSize, "Didn't reserve all of the heap");
 
+  // Set up WorkGang
+  _workers.initialize_workers();
+
   // Create and initialize the generations.
   _young_gen = new PSYoungGen(
       young_rs,
@@ -132,9 +135,6 @@
     return JNI_ENOMEM;
   }
 
-  // Set up WorkGang
-  _workers.initialize_workers();
-
   GCInitLogger::print();
 
   return JNI_OK;