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Author vstinner
Recipients M-Reimer, bsteffensmeier, corona10, eric.snow, erlendaasland, graysky, hroncok, ndjensen, petr.viktorin, shihai1991, uckelman, vstinner
Date 2022-01-05.15:48:54
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <>

* Python 3.7 branch doesn't crash
* Python 3.8 branch does crash

So the regression was introduced in Python 3.8.

git bisect points me to this change:
commit 13915a3100608f011b29da2f3716c990f523b631 (refs/bisect/bad)
Author: Miss Islington (bot) <>
Date:   Mon Oct 7 09:38:00 2019 -0700

    bpo-36356: Fix memory leak in _asynciomodule.c (GH-16598)
    (cherry picked from commit 321def805abc5b7c92c7e90ca90cb2434fdab855)
    Co-authored-by: Ben Harper <>

Before this change, doesn't crash. With this change, does crash.
Date User Action Args
2022-01-05 15:48:54vstinnersetrecipients: + vstinner, petr.viktorin, eric.snow, ndjensen, hroncok, uckelman, corona10, shihai1991, erlendaasland, graysky, bsteffensmeier, M-Reimer
2022-01-05 15:48:54vstinnersetmessageid: <>
2022-01-05 15:48:54vstinnerlinkissue46070 messages
2022-01-05 15:48:54vstinnercreate