[3.14] gh-140652: Fix a crash in _interpchannels.list_all() after closing a channel (GH-143743)#144954

serhiy-storchaka merged 1 commit into

python:3.14python/cpython:3.14from

serhiy-storchaka:backport-3f50432-3.14serhiy-storchaka/cpython:backport-3f50432-3.14Copy head branch name to clipboard