wuyi created SPARK-53581:
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Summary: Potential thread-safety issue for mapTaskIds.add() in
IndexShuffleBlockResolver
Key: SPARK-53581
URL: https://issues.apache.org/jira/browse/SPARK-53581
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 4.0.1, 4.0.0, 3.5.6, 3.5.5, 3.5.4, 3.5.3, 3.4.4, 3.5.2
Reporter: wuyi
{{OpenHashSet}} is not thread safe. We should enfoce synchronize lock when
invokes the add function to ensure the thread-safety. One illegal case is the
usage in IndexShuffleBlockResolver.
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