diff -r 0bd600d6d77b -r ce9a710b0f63 src/share/vm/runtime/vmStructs.cpp
--- a/src/share/vm/runtime/vmStructs.cpp	Fri May 05 06:07:11 2017 -0700
+++ b/src/share/vm/runtime/vmStructs.cpp	Mon May 15 12:20:15 2017 +0200
@@ -704,7 +704,7 @@
                                                                                                                                      \
   nonstatic_field(BasicHashtable<mtInternal>, _table_size,                                   int)                                   \
   nonstatic_field(BasicHashtable<mtInternal>, _buckets,                                      HashtableBucket<mtInternal>*)          \
-  nonstatic_field(BasicHashtable<mtInternal>, _free_list,                                    BasicHashtableEntry<mtInternal>*)      \
+  volatile_nonstatic_field(BasicHashtable<mtInternal>,  _free_list,                          BasicHashtableEntry<mtInternal>*)      \
   nonstatic_field(BasicHashtable<mtInternal>, _first_free_entry,                             char*)                                 \
   nonstatic_field(BasicHashtable<mtInternal>, _end_block,                                    char*)                                 \
   nonstatic_field(BasicHashtable<mtInternal>, _entry_size,                                   int)                                   \