--- old/src/share/vm/oops/objArrayOop.inline.hpp	2015-10-08 22:15:47.694303373 +0200
+++ new/src/share/vm/oops/objArrayOop.inline.hpp	2015-10-08 22:15:47.644304567 +0200
@@ -30,12 +30,13 @@
 #include "runtime/globals.hpp"
 
 inline oop objArrayOopDesc::obj_at(int index) const {
+  objArrayOop p = (objArrayOop) oopDesc::bs()->read_barrier((oop) this);
   // With UseCompressedOops decode the narrow oop in the objArray to an
   // uncompressed oop.  Otherwise this is simply a "*" operator.
   if (UseCompressedOops) {
-    return load_decode_heap_oop(obj_at_addr<narrowOop>(index));
+    return load_decode_heap_oop(p->obj_at_addr<narrowOop>(index));
   } else {
-    return load_decode_heap_oop(obj_at_addr<oop>(index));
+    return load_decode_heap_oop(p->obj_at_addr<oop>(index));
   }
 }