diff -r b9a42ca342db -r c60978f87d45 src/hotspot/share/gc/z/zMarkCache.inline.hpp
--- a/src/hotspot/share/gc/z/zMarkCache.inline.hpp	Tue Nov 12 20:01:23 2019 +0000
+++ b/src/hotspot/share/gc/z/zMarkCache.inline.hpp	Tue Nov 12 20:01:23 2019 +0000
@@ -44,7 +44,7 @@
 inline void ZMarkCacheEntry::evict() {
   if (_page != NULL) {
     // Write cached data out to page
-    _page->inc_live_atomic(_objects, _bytes);
+    _page->inc_live(_objects, _bytes);
     _page = NULL;
   }
 }