diff --git a/test/common/autotest_common.sh b/test/common/autotest_common.sh
index b92418f46..2eb6b69fd 100755
--- a/test/common/autotest_common.sh
+++ b/test/common/autotest_common.sh
@@ -339,6 +339,8 @@ function start_stub() {
 	while ! [ -e /var/run/spdk_stub0 ]; do
 		sleep 1s
 	done
+	# dump process memory map contents to help debug random ASLR failures
+	pmap -pX $stubpid
 	echo done.
 }