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https://issues.apache.org/jira/browse/ARROW-12220?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17315677#comment-17315677
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Antoine Pitrou commented on ARROW-12220:
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Unfortunately I'm not able to reproduce locally. It probably depends heavily on
timing conditions.
> [C++][CI] Thread sanitizer failure
> ----------------------------------
>
> Key: ARROW-12220
> URL: https://issues.apache.org/jira/browse/ARROW-12220
> Project: Apache Arrow
> Issue Type: Bug
> Components: C++
> Reporter: Antoine Pitrou
> Priority: Major
>
> It appears this is due to some tasks being spawned or transferred (by the
> background generator) while the thread pool is destroying at shutdown.
> See https://github.com/ursacomputing/crossbow/runs/2276268779#step:6:3414
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