From: Daniel Dickman <didickman@gmail.com>
Subject: Re: ruff: add missing CFI landing pads
To: Theo Buehler <tb@theobuehler.org>
Cc: ports@openbsd.org, foxy@free.fr
Date: Mon, 14 Sep 2026 00:32:44 -0400



> On Sep 14, 2026, at 12:07 AM, Theo Buehler <tb@theobuehler.org> wrote:
> 
> On Sun, Sep 13, 2026 at 10:49:38PM -0400, Daniel Dickman wrote:
>> The reproducer did what you said on an IBT amd64 box and I confirm the
>> SIGILL.
> 
> Thanks for testing.
> 
>> But the same reproducer did not SIGILL for me on my BT aarch64 laptop.
>> Does it need a different reproducer to trigger it on that platform?
> 
> Apparently. There's clearly bad code with an obvious fix. Does it matter?

I’m not totally following your thought process here. What is the diff fixing?