From: Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com>
Date: Thu, 8 May 2025 23:37:08 +0000 (+0200)
Subject: [3.14] gh-133467: Add TSAN suppressions for races in typeobject (gh-133534) (gh-133717)
X-Git-Tag: v3.14.0b2~217
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4c6fa8921621eb9f71bec674d4d7c32fede159a0;p=thirdparty%2FPython%2Fcpython.git

[3.14] gh-133467: Add TSAN suppressions for races in typeobject (gh-133534) (gh-133717)

(cherry picked from commit 8679c8d5ccf657835a88de5095d4fc6e2eb47633)
---

diff --git a/Tools/tsan/suppressions_free_threading.txt b/Tools/tsan/suppressions_free_threading.txt
index 21224e490b81..3230f969436c 100644
--- a/Tools/tsan/suppressions_free_threading.txt
+++ b/Tools/tsan/suppressions_free_threading.txt
@@ -46,4 +46,12 @@ race:list_inplace_repeat_lock_held
 
 # PyObject_Realloc internally does memcpy which isn't atomic so can race
 # with non-locking reads. See #132070
-race:PyObject_Realloc
\ No newline at end of file
+race:PyObject_Realloc
+
+# gh-133467.  Some of these could be hard to trigger.
+race_top:update_one_slot
+race_top:_Py_slot_tp_getattr_hook
+race_top:slot_tp_descr_get
+race_top:type_set_name
+race_top:set_tp_bases
+race_top:type_set_bases_unlocked