[issue22851] core crashes

[eryksun]

eryksun added the comment:

This is related to the fix for issue 14432. gen_send_ex sets f->f_tstate to NULL, so PyFrame_IsRestricted segfaults: 

    #define PyFrame_IsRestricted(f) \
        ((f)->f_builtins != (f)->f_tstate->interp->builtins)

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nosy: +eryksun

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue22851>
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