[issue36024] ctypes: test_ctypes test_callbacks() crash on AArch64

[Florian Weimer]

Florian Weimer <fweimer at redhat.com> added the comment:

We believe this is a libffi bug.  On certain aarch64 implementations, it is necessary to flush both the writable mapping and the executable mapping.  I have a patch which I confirmed to work.

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue36024>
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