gh-150157: fix: critical section for PyDict_Next in _pickle.c#150158

serhiy-storchaka merged 6 commits into

python:mainpython/cpython:mainfrom

KowalskiThomas:kowalski/fix-pickle-whichmodule-has-a-uaf-on-free-threadingKowalskiThomas/cpython:kowalski/fix-pickle-whichmodule-has-a-uaf-on-free-threadingCopy head branch name to clipboard