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Title: gh-148820: Fix `_PyRawMutex` use-after-free on spurious semaphore wakeup by colesbury · Pull Request #148847 · python/cpython · GitHub

Open Graph Title: gh-148820: Fix `_PyRawMutex` use-after-free on spurious semaphore wakeup by colesbury · Pull Request #148847 · python/cpython

X Title: gh-148820: Fix `_PyRawMutex` use-after-free on spurious semaphore wakeup by colesbury · Pull Request #148847 · python/cpython

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

Open Graph Description: _PyRawMutex_UnlockSlow CAS-removes the waiter from the list and then calls _PySemaphore_Wakeup, with no handshake (unlike parking_lot's wait_entry.is_unparking protocol). If the waiter's _P...

X Description: _PyRawMutex_UnlockSlow CAS-removes the waiter from the list and then calls _PySemaphore_Wakeup, with no handshake (unlike parking_lot's wait_entry.is_unparking protocol). If the waiter&...

Opengraph URL: https://github.com/python/cpython/pull/148847

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