multiprocessing.Connection.poll raises BrokenPipeError on Windows

GitHub fields:

assignee = None
closed_at = None
created_at = <Date 2020-06-17.14:59:25.730>
labels = ['type-bug', '3.9']
title = 'multiprocessing.Connection.poll raises BrokenPipeError on Windows'
updated_at = <Date 2020-06-17.14:59:25.730>
user = 'https://github.com/zanchey'

bugs.python.org fields:

activity = <Date 2020-06-17.14:59:25.730>
actor = 'zanchey'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = []
creation = <Date 2020-06-17.14:59:25.730>
creator = 'zanchey'
dependencies = []
files = []
hgrepos = []
issue_num = 41008
keywords = []
message_count = 1.0
messages = ['371748']
nosy_count = 1.0
nosy_names = ['zanchey']
pr_nums = []
priority = 'normal'
resolution = None
stage = None
status = 'open'
superseder = None
type = 'behavior'
url = 'https://bugs.python.org/issue41008'
versions = ['Python 3.9']