Author gvanrossum
Recipients Elad Lahav, dstufft, eric.araujo, gvanrossum, p-ganssle, pitrou, vstinner
Date 2020-02-27.17:15:24
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Message-id <1582823724.7.0.293487848947.issue39763@roundup.psfhosted.org>
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The key is that os.execl() never returns.

My understanding is that the hang happens when the child code returns (or raises) in the forked child process, because the semaphore state is cloned by the fork.

There is no logging here. I just added some print() calls. (See the script I posted.)
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Date User Action Args
2020-02-27 17:15:24gvanrossumsetrecipients: + gvanrossum, pitrou, vstinner, eric.araujo, dstufft, p-ganssle, Elad Lahav
2020-02-27 17:15:24gvanrossumsetmessageid: <1582823724.7.0.293487848947.issue39763@roundup.psfhosted.org>
2020-02-27 17:15:24gvanrossumlinkissue39763 messages
2020-02-27 17:15:24gvanrossumcreate