We have this problem occasionally, where a disgruntled user continually reopens an issue after it's closed.

https://issues.apache.org/jira/browse/SPARK-21999

(Feel free to comment on this one if anyone disagrees)

Regardless of that particular JIRA, I'd like to disable to Closed -> Reopened transition for non-committers: https://issues.apache.org/jira/browse/INFRA-15221