diff -r 848a2f381e2c -r cb8e16d6ff1e src/hotspot/share/jfr/recorder/stacktrace/jfrStackTraceRepository.cpp
--- a/src/hotspot/share/jfr/recorder/stacktrace/jfrStackTraceRepository.cpp	Tue Apr 23 14:56:39 2019 -0700
+++ b/src/hotspot/share/jfr/recorder/stacktrace/jfrStackTraceRepository.cpp	Wed Apr 24 17:09:24 2019 +0900
@@ -69,8 +69,8 @@
   }
 
   // handle general case
-  int loop_count = 0;
-  int loop_max = MaxJavaStackTraceDepth * 2;
+  u4 loop_count = 0;
+  u4 loop_max = MAX_STACK_DEPTH * 2;
   do {
     loop_count++;
     // By the time we get here we should never see unsafe but better safe then segv'd