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gh-125221: Fix free-threading data race in object.__reduce_ex__ (#125267)

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Sam Gross 2024-10-11 03:56:01 -04:00 • committed by GitHub
parent c1913effee
commit b12e99261e
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3 changed files with 15 additions and 15 deletions
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Objects/object.c
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@ -2372,6 +2372,14 @@ _PyTypes_InitTypes(PyInterpreterState *interp)
}
}
// Cache __reduce__ from PyBaseObject_Type object
PyObject *baseobj_dict = _PyType_GetDict(&PyBaseObject_Type);
PyObject *baseobj_reduce = PyDict_GetItemWithError(baseobj_dict, &_Py_ID(__reduce__));
if (baseobj_reduce == NULL && PyErr_Occurred()) {
return _PyStatus_ERR("Can't get __reduce__ from base object");
}
_Py_INTERP_CACHED_OBJECT(interp, objreduce) = baseobj_reduce;
// Must be after static types are initialized
if (_Py_initialize_generic(interp) < 0) {
return _PyStatus_ERR("Can't initialize generic types");