[issue46205] test.libregrtest: Race condition in runtest_mp leads to hangs (never exits)

[Sam Gross]

Change by Sam Gross <colesbury at gmail.com>:


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keywords: +patch
pull_requests: +28673
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/30470

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue46205>
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