context: see this comment https://issues.redhat.com/browse/OPENJDK-2814?focusedId=25519811&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-25519811

the scripts we install under /opt/jboss have an odd permissions mask, so only owner or group can invoke them. This makes running them with a random UID when the GID is not 0 (outside OpenShift, I guess) difficult for no obvious reason.

The specific ask is o+x