When sending binary file to a Microsoft FTP server over FTP TLS, the SSL unwind method hangs

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2018-08-31.18:00:53.069>
labels = ['3.10', 'library', '3.9', 'type-crash', '3.11']
title = 'When sending binary file to a Microsoft FTP server over FTP TLS, the SSL unwind method hangs'
updated_at = <Date 2021-12-11.19:06:37.095>
user = 'https://bugs.python.org/JamesCampbell2'

bugs.python.org fields:

activity = <Date 2021-12-11.19:06:37.095>
actor = 'iritkatriel'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['Library (Lib)']
creation = <Date 2018-08-31.18:00:53.069>
creator = 'James Campbell2'
dependencies = []
files = []
hgrepos = []
issue_num = 34557
keywords = []
message_count = 1.0
messages = ['324440']
nosy_count = 2.0
nosy_names = ['christian.heimes', 'James Campbell2']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'crash'
url = 'https://bugs.python.org/issue34557'
versions = ['Python 3.9', 'Python 3.10', 'Python 3.11']