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Title: gh-149816: Fix race between `setattr` and `object.__dict__` update by LindaSummer · Pull Request #152296 · python/cpython · GitHub

Open Graph Title: gh-149816: Fix race between `setattr` and `object.__dict__` update by LindaSummer · Pull Request #152296 · python/cpython

X Title: gh-149816: Fix race between `setattr` and `object.__dict__` update by LindaSummer · Pull Request #152296 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: Issue #149816 sub-case 108 Root Cause This race is caused between _PyObject_SetDict and _PyObject_StoreInstanceAttribute. Inside the !FT_ATOMIC_LOAD_UINT8(values->valid) branch the obj and dict ...

X Description: Issue #149816 sub-case 108 Root Cause This race is caused between _PyObject_SetDict and _PyObject_StoreInstanceAttribute. Inside the !FT_ATOMIC_LOAD_UINT8(values->valid) branch the obj and d...

Opengraph URL: https://github.com/python/cpython/pull/152296

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og:image:altIssue #149816 sub-case 108 Root Cause This race is caused between _PyObject_SetDict and _PyObject_StoreInstanceAttribute. Inside the !FT_ATOMIC_LOAD_UINT8(values->valid) branch the obj and dict ...
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remove complex result struct for try_store_instance_attr_status.https://github.com/python/cpython/pull/152296/commits/1500d1754d1bc69783d66a97c4ff4d2a91387055
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