[3.11] gh-103987: fix several crashes in mmap module (GH-103990)#104677

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JelleZijlstra merged 1 commit intopython:3.11from miss-islington:backport-ceaa4c3-3.11

May 20, 2023

+101-3

Commits on May 20, 2023

pythongh-103987 : fix several crashes in mmap module (pythonGH-103990 )

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