--- old/src/share/vm/gc/g1/g1MarkSweep.cpp	2017-05-22 08:52:07.907062274 -0700
+++ new/src/share/vm/gc/g1/g1MarkSweep.cpp	2017-05-22 08:52:07.799062689 -0700
@@ -250,6 +250,7 @@
   // Now adjust pointers in remaining weak roots.  (All of which should
   // have been cleared if they pointed to non-surviving objects.)
   JNIHandles::weak_oops_do(&GenMarkSweep::adjust_pointer_closure);
+  HeapMonitoring::do_weak_oops(&GenMarkSweep::adjust_pointer_closure);
 
   if (G1StringDedup::is_enabled()) {
     G1StringDedup::oops_do(&GenMarkSweep::adjust_pointer_closure);