On Thu, 16 Mar 2023 at 09:30, Richard Purdie
<[email protected]> wrote:
> In the openssl source this is generated by a perl script,
> rypto/modes/asm/aes-gcm-avx512.pl
>
> Wearing suitable safety equipment to stop it burning, inside the perl
> script you can see references like:
>
> my $rndsuffix = &random_string();
>
> I think this is done to avoid symbol clashes but I couldn't see
> anything that would actually clash so more understanding of that this
> is doing is needed. I wondered if we could set some kind of perl
> seeding to make it deterministic.
>
> I'll reply again if I learn anything more.

Even if it's not a real fix, avx-512 support can be more or less
disabled by default, as support for that is limited to high end server
grade chips. We haven't enabled avx/avx2 yet :)

Alex
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