[issue46070] broken subinterpreters

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:

Using attached bug.py, it's possible to trigger the crash on the main branch. I modified the reproducer to use the "_asyncio" extension which still uses the old API PyModule_Create() with PyModuleDef.m_size = -1.

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Added file: https://bugs.python.org/file50497/bug.py

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