--- old/src/hotspot/cpu/x86/macroAssembler_x86.cpp	2018-07-26 16:10:28.279933091 +0200
+++ new/src/hotspot/cpu/x86/macroAssembler_x86.cpp	2018-07-26 16:10:28.100933095 +0200
@@ -6288,9 +6288,9 @@
 }
 
 void MacroAssembler::resolve(DecoratorSet decorators, Register obj) {
-  // Use stronger ACCESS_WRITE by default.
-  if ((decorators & ACCESS_READ) == 0) {
-    decorators |= ACCESS_WRITE;
+  // Use stronger ACCESS_WRITE|ACCESS_READ by default.
+  if ((decorators & (ACCESS_READ | ACCESS_WRITE)) == 0) {
+    decorators |= ACCESS_READ | ACCESS_WRITE;
   }
   BarrierSetAssembler* bs = BarrierSet::barrier_set()->barrier_set_assembler();
   return bs->resolve(this, decorators, obj);