--- a/src/hotspot/os/linux/os_linux.cpp	Wed Jan 02 07:19:33 2019 -0500
+++ b/src/hotspot/os/linux/os_linux.cpp	Wed Jan 02 16:05:13 2019 +0100
@@ -5058,7 +5058,7 @@
   // initialize thread priority policy
   prio_init();
 
-  if (!FLAG_IS_DEFAULT(AllocateHeapAt)) {
+  if (!FLAG_IS_DEFAULT(AllocateHeapAt) || !FLAG_IS_DEFAULT(AllocateOldGenAt)) {
     set_coredump_filter(DAX_SHARED_BIT);
   }