--- old/src/hotspot/share/jfr/recorder/checkpoint/types/traceid/jfrTraceId.cpp	2019-11-21 11:55:22.461160240 +0100
+++ new/src/hotspot/share/jfr/recorder/checkpoint/types/traceid/jfrTraceId.cpp	2019-11-21 11:55:22.201155844 +0100
@@ -46,7 +46,7 @@
   do {
     compare_value = *dest;
     exchange_value = compare_value + 1;
-  } while (Atomic::cmpxchg(exchange_value, dest, compare_value) != compare_value);
+  } while (Atomic::cmpxchg(dest, compare_value, exchange_value) != compare_value);
   return exchange_value;
 }