src/hotspot/share/gc/serial/markSweep.inline.hpp

*** 48,57 ****
--- 48,59 ----
  
  template <class T> inline void MarkSweep::mark_and_push(T* p) {
    T heap_oop = RawAccess<>::oop_load(p);
    if (!CompressedOops::is_null(heap_oop)) {
      oop obj = CompressedOops::decode_not_null(heap_oop);
+     assert_object_is_in_heap(p, obj);
+ 
      if (!obj->mark_raw().is_marked()) {
        mark_object(obj);
        _marking_stack.push(obj);
      }
    }