[issue46070] _PyImport_FixupExtensionObject() regression causing a crash in subintepreters

[STINNER Victor]

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

Hum, maybe bug.py exposes a different kind of bug. The _asyncio extension uses a non-trivial initialize code which doesn't seem to handle well concurrent "import _asyncio".

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue46070>
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