https://github.com/python/cpython/commit/04397434aad9b31328785e17ac7b3a2d5097269b
commit: 04397434aad9b31328785e17ac7b3a2d5097269b
branch: main
author: Sam Gross <[email protected]>
committer: gpshead <[email protected]>
date: 2024-07-09T14:12:45-07:00
summary:
gh-117657: Skip test when running under TSan (GH-121549)
The ProcessPoolForkserver combined with resource_tracker starts a thread
after forking, which is not supported by TSan.
Also skip test_multiprocessing_fork for the same reason
files:
M Lib/test/test_concurrent_futures/test_init.py
M Lib/test/test_multiprocessing_fork/__init__.py
diff --git a/Lib/test/test_concurrent_futures/test_init.py
b/Lib/test/test_concurrent_futures/test_init.py
index a36f592b79b7cf..df640929309318 100644
--- a/Lib/test/test_concurrent_futures/test_init.py
+++ b/Lib/test/test_concurrent_futures/test_init.py
@@ -139,6 +139,7 @@ def _test(self, test_class):
def test_spawn(self):
self._test(ProcessPoolSpawnFailingInitializerTest)
+ @support.skip_if_sanitizer("TSAN doesn't support threads after fork",
thread=True)
def test_forkserver(self):
self._test(ProcessPoolForkserverFailingInitializerTest)
diff --git a/Lib/test/test_multiprocessing_fork/__init__.py
b/Lib/test/test_multiprocessing_fork/__init__.py
index aa1fff50b28f5f..b35e82879d7fe2 100644
--- a/Lib/test/test_multiprocessing_fork/__init__.py
+++ b/Lib/test/test_multiprocessing_fork/__init__.py
@@ -12,5 +12,8 @@
if sys.platform == 'darwin':
raise unittest.SkipTest("test may crash on macOS (bpo-33725)")
+if support.check_sanitizer(thread=True):
+ raise unittest.SkipTest("TSAN doesn't support threads after fork")
+
def load_tests(*args):
return support.load_package_tests(os.path.dirname(__file__), *args)
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