diff -r c9d5a3727011 -r 5c82fa70d313 hotspot/src/share/vm/logging/logTag.hpp
--- a/hotspot/src/share/vm/logging/logTag.hpp	Thu Mar 10 14:15:15 2016 +0100
+++ b/hotspot/src/share/vm/logging/logTag.hpp	Thu Mar 10 13:43:47 2016 -0500
@@ -76,6 +76,7 @@
   LOG_TAG(safepointcleanup) \
   LOG_TAG(scavenge) \
   LOG_TAG(scrub) \
+  LOG_TAG(stacktrace) \
   LOG_TAG(start) \
   LOG_TAG(startuptime) \
   LOG_TAG(state) \