From: Donghee Na <donghee.na@python.org>
Date: Tue, 4 Mar 2025 13:50:33 +0000 (+0900)
Subject: gh-130547: Fix race between dict_dealloc and split_keys_entry_added (gh-130778)
X-Git-Tag: v3.14.0a6~170
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=80e6d3ec4972220587c8b883161311a49ea8d0ff;p=thirdparty%2FPython%2Fcpython.git

gh-130547: Fix race between dict_dealloc and split_keys_entry_added (gh-130778)
---

diff --git a/Objects/dictobject.c b/Objects/dictobject.c
index e30d626439e7..8a30c4082e92 100644
--- a/Objects/dictobject.c
+++ b/Objects/dictobject.c
@@ -3254,7 +3254,7 @@ dict_dealloc(PyObject *self)
     Py_TRASHCAN_BEGIN(mp, dict_dealloc)
     if (values != NULL) {
         if (values->embedded == 0) {
-            for (i = 0, n = mp->ma_keys->dk_nentries; i < n; i++) {
+            for (i = 0, n = values->capacity; i < n; i++) {
                 Py_XDECREF(values->values[i]);
             }
             free_values(values, false);