src/hotspot/share/runtime/handles.cpp

@@ -24,10 +24,12 @@
 
 #include "precompiled.hpp"
 #include "memory/allocation.inline.hpp"
 #include "oops/constantPool.hpp"
 #include "oops/oop.inline.hpp"
+#include "oops/valueKlass.hpp"
+#include "runtime/atomic.hpp"
 #include "runtime/handles.inline.hpp"
 #include "runtime/thread.inline.hpp"
 
 #ifdef ASSERT
 oop* HandleArea::allocate_handle(oop obj) {

@@ -94,11 +96,14 @@
   uintx handles_visited = top - bottom;
   assert(top >= bottom && top <= (oop*) chunk->top(), "just checking");
   // during GC phase 3, a handle may be a forward pointer that
   // is not yet valid, so loosen the assertion
   while (bottom < top) {
-    f->do_oop(bottom++);
+    if (Universe::heap()->is_in_reserved_or_null(*bottom)) {
+      f->do_oop(bottom);
+    }
+    bottom++;
   }
   return handles_visited;
 }
 
 void HandleArea::oops_do(OopClosure* f) {