--- a/src/hotspot/share/gc/g1/g1ConcurrentMark.inline.hpp	Wed Aug 22 10:28:34 2018 -0700
+++ b/src/hotspot/share/gc/g1/g1ConcurrentMark.inline.hpp	Wed Aug 22 20:37:07 2018 +0200
@@ -52,7 +52,7 @@
     return false;
   }
   assert(_g1h->is_in_reserved(obj), "Trying to discover obj " PTR_FORMAT " not in heap", p2i(obj));
-  return _g1h->heap_region_containing(obj)->is_old_or_humongous();
+  return _g1h->heap_region_containing(obj)->is_old_or_humongous_or_archive();
 }
 
 inline bool G1ConcurrentMark::mark_in_next_bitmap(uint const worker_id, oop const obj, size_t const obj_size) {