From a4aa52dc2801d25b6343fe2ef8de7f40ea3bc883 Mon Sep 17 00:00:00 2001 From: Christian Heimes Date: Thu, 6 Jan 2022 17:14:49 +0200 Subject: bpo-46263: FreeBSD 14.0 jemalloc workaround for junk bytes of freed memory (GH-30434) Automerge-Triggered-By: GH:tiran --- Lib/test/test_capi.py | 9 +++++++-- Misc/NEWS.d/next/Tests/2022-01-06-15-45-34.bpo-46263.bJXek6.rst | 2 ++ 2 files changed, 9 insertions(+), 2 deletions(-) create mode 100644 Misc/NEWS.d/next/Tests/2022-01-06-15-45-34.bpo-46263.bJXek6.rst diff --git a/Lib/test/test_capi.py b/Lib/test/test_capi.py index ecf3aa3..e246c36 100644 --- a/Lib/test/test_capi.py +++ b/Lib/test/test_capi.py @@ -857,8 +857,13 @@ class PyMemDebugTests(unittest.TestCase): def check(self, code): with support.SuppressCrashReport(): - out = assert_python_failure('-c', code, - PYTHONMALLOC=self.PYTHONMALLOC) + out = assert_python_failure( + '-c', code, + PYTHONMALLOC=self.PYTHONMALLOC, + # FreeBSD: instruct jemalloc to not fill freed() memory + # with junk byte 0x5a, see JEMALLOC(3) + MALLOC_CONF="junk:false", + ) stderr = out.err return stderr.decode('ascii', 'replace') diff --git a/Misc/NEWS.d/next/Tests/2022-01-06-15-45-34.bpo-46263.bJXek6.rst b/Misc/NEWS.d/next/Tests/2022-01-06-15-45-34.bpo-46263.bJXek6.rst new file mode 100644 index 0000000..0334af4 --- /dev/null +++ b/Misc/NEWS.d/next/Tests/2022-01-06-15-45-34.bpo-46263.bJXek6.rst @@ -0,0 +1,2 @@ +Fix test_capi on FreeBSD 14-dev: instruct jemalloc to not fill freed memory +with junk byte. -- cgit v0.12