gh-107219: Fix concurrent.futures terminate_broken() by vstinner · Pull Request #108974 · python/cpython

bedevere-bot

This change doesn't fix the most annoying bug of issue #107219. test_crash_big_data() still hangs on Windows.

If it wasn't obvious enough, the test decided to hang on Windows x64 CI :-)

0:41:15 load avg: 0.02 [462/462/3] test.test_concurrent_futures.test_deadlock process crashed (Exit code 1)
Timeout (0:20:00)!
Thread 0x00000c90 (most recent call first):
  File "D:\a\cpython\cpython\Lib\multiprocessing\connection.py", line 282 in _send_bytes
  File "D:\a\cpython\cpython\Lib\multiprocessing\connection.py", line 199 in send_bytes
  File "D:\a\cpython\cpython\Lib\multiprocessing\queues.py", line 246 in _feed
  File "D:\a\cpython\cpython\Lib\threading.py", line 996 in run
  File "D:\a\cpython\cpython\Lib\threading.py", line 1059 in _bootstrap_inner
  File "D:\a\cpython\cpython\Lib\threading.py", line 1016 in _bootstrap

Thread 0x00001b78 (most recent call first):
  File "D:\a\cpython\cpython\Lib\threading.py", line 1153 in _wait_for_tstate_lock
  File "D:\a\cpython\cpython\Lib\threading.py", line 1133 in join
  File "D:\a\cpython\cpython\Lib\multiprocessing\queues.py", line 199 in _finalize_join
  File "D:\a\cpython\cpython\Lib\multiprocessing\util.py", line 224 in __call__
  File "D:\a\cpython\cpython\Lib\multiprocessing\queues.py", line 151 in join_thread
  File "D:\a\cpython\cpython\Lib\concurrent\futures\process.py", line 560 in join_executor_internals
  File "D:\a\cpython\cpython\Lib\concurrent\futures\process.py", line 514 in terminate_broken
  File "D:\a\cpython\cpython\Lib\concurrent\futures\process.py", line 344 in run
  File "D:\a\cpython\cpython\Lib\threading.py", line 1059 in _bootstrap_inner
  File "D:\a\cpython\cpython\Lib\threading.py", line 1016 in _bootstrap

Thread 0x000012cc (most recent call first):
  File "D:\a\cpython\cpython\Lib\threading.py", line 1153 in _wait_for_tstate_lock
  File "D:\a\cpython\cpython\Lib\threading.py", line 1133 in join
  File "D:\a\cpython\cpython\Lib\concurrent\futures\process.py", line 843 in shutdown
  File "D:\a\cpython\cpython\Lib\concurrent\futures\_base.py", line 647 in __exit__
  File "D:\a\cpython\cpython\Lib\test\test_concurrent_futures\test_deadlock.py", line 236 in test_crash_big_data