--- old/src/hotspot/share/gc/shenandoah/shenandoahControlThread.cpp	2019-06-11 20:26:14.981681912 -0400
+++ new/src/hotspot/share/gc/shenandoah/shenandoahControlThread.cpp	2019-06-11 20:26:14.527681105 -0400
@@ -377,6 +377,9 @@
   // Complete marking under STW, and start evacuation
   heap->vmop_entry_final_mark();
 
+  // Evacuate concurrent roots
+  heap->entry_concurrent_roots();
+
   // Final mark might have reclaimed some immediate garbage, kick cleanup to reclaim
   // the space. This would be the last action if there is nothing to evacuate.
   heap->entry_cleanup();