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Author vstinner
Recipients vstinner
Date 2017-09-20.13:27:12
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <>
Reading from the same file object in different threads does crash Python 2.7. The readahead feature of Objects/fileobject.c is not thread safe.

Try attached script to reproduce the crash.
Date User Action Args
2017-09-20 13:27:12vstinnersetrecipients: + vstinner
2017-09-20 13:27:12vstinnersetmessageid: <>
2017-09-20 13:27:12vstinnerlinkissue31530 messages
2017-09-20 13:27:12vstinnercreate