Cannot set exit code in atexit callback

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2016-05-16.07:57:08.094>
labels = ['extension-modules', 'interpreter-core', 'type-bug', '3.10', '3.11']
title = 'Cannot set exit code in atexit callback'
updated_at = <Date 2021-08-19.09:10:43.702>
user = 'https://github.com/Melebius'

bugs.python.org fields:

activity = <Date 2021-08-19.09:10:43.702>
actor = 'Mike Hommey'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Extension Modules', 'Interpreter Core']
creation = <Date 2016-05-16.07:57:08.094>
creator = 'Melebius'
dependencies = []
files = []
hgrepos = []
issue_num = 27035
keywords = []
message_count = 19.0
messages = ['265678', '265696', '271736', '271740', '289145', '307052', '334237', '334241', '334242', '334243', '334263', '334264', '334285', '334286', '367957', '367992', '367993', '399896', '399897']
nosy_count = 9.0
nosy_names = ['glyph', 'r.david.murray', 'torsten', 'gwk', 'Melebius', 'pablogsal', 'chrahunt', 'kakshay', 'Mike Hommey']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue27035'
versions = ['Python 3.10', 'Python 3.11']