--- old/src/share/vm/gc/serial/tenuredGeneration.cpp	2016-05-05 13:54:25.125307200 +0900
+++ new/src/share/vm/gc/serial/tenuredGeneration.cpp	2016-05-05 13:54:25.038307200 +0900
@@ -65,6 +65,9 @@
 
   _gc_counters = new CollectorCounters("MSC", 1);
 
+  // Dummy counter
+  new CollectorCounters("dummy", 2);
+
   _space_counters = new CSpaceCounters(gen_name, 0,
                                        _virtual_space.reserved_size(),
                                        _the_space, _gen_counters);