diff -r 2e9728044507 -r b00c93a7805c src/share/vm/runtime/safepoint.hpp
--- a/src/share/vm/runtime/safepoint.hpp	Mon Feb 17 09:29:32 2020 +0000
+++ b/src/share/vm/runtime/safepoint.hpp	Wed Feb 20 08:31:40 2019 -0500
@@ -190,7 +190,7 @@
 };
 
 // State class for a thread suspended at a safepoint
-class ThreadSafepointState: public CHeapObj<mtInternal> {
+class ThreadSafepointState: public CHeapObj<mtThread> {
  public:
   // These states are maintained by VM thread while threads are being brought
   // to a safepoint.  After SafepointSynchronize::end(), they are reset to