diff -r a7c0f60a1294 -r 294e48b4f704 hotspot/src/share/vm/runtime/synchronizer.cpp
--- a/hotspot/src/share/vm/runtime/synchronizer.cpp	Mon Sep 28 15:05:02 2015 +0200
+++ b/hotspot/src/share/vm/runtime/synchronizer.cpp	Tue Sep 29 11:02:08 2015 +0200
@@ -1702,9 +1702,9 @@
         Handle obj((oop) mid->object());
         tty->print("INFO: unexpected locked object:");
         javaVFrame::print_locked_object_class_name(tty, obj, "locked");
-        fatal(err_msg("exiting JavaThread=" INTPTR_FORMAT
-                      " unexpectedly owns ObjectMonitor=" INTPTR_FORMAT,
-                      THREAD, mid));
+        fatal("exiting JavaThread=" INTPTR_FORMAT
+              " unexpectedly owns ObjectMonitor=" INTPTR_FORMAT,
+              THREAD, mid);
       }
       (void)mid->complete_exit(CHECK);
     }