linux-kernel - Re: 6.17 crashes in ipv6 code when booted fips=1 [was: [GIT PULL] Crypto Update for 6.17]

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Message-ID: <CAHk-=whzJ1Bcx5Yi5JC57pLsJYuApTwpC=WjNi28GLUv7HPCOQ@mail.gmail.com>
Date: Mon, 6 Oct 2025 10:11:15 -0700
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: Vegard Nossum <vegard.nossum@...cle.com>
Cc: Eric Biggers <ebiggers@...nel.org>, Jiri Slaby <jirislaby@...nel.org>, 
	Herbert Xu <herbert@...dor.apana.org.au>, "David S. Miller" <davem@...emloft.net>, 
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, 
	Linux Crypto Mailing List <linux-crypto@...r.kernel.org>, netdev@...r.kernel.org, 
	Jakub Kicinski <kuba@...nel.org>, "Theodore Ts'o" <tytso@....edu>, "nstange@...e.de" <nstange@...e.de>, 
	"Wang, Jay" <wanjay@...zon.com>
Subject: Re: 6.17 crashes in ipv6 code when booted fips=1 [was: [GIT PULL]
 Crypto Update for 6.17]

On Mon, 6 Oct 2025 at 09:32, Vegard Nossum <vegard.nossum@...cle.com> wrote:
>
> Okay, so I get that we don't like fips=1 around here (I'm not a
> particularly big fan myself), but what's with the snark? fips=1 exists
> in mainline and obviously has users. I'm just trying to make sure it
> remains useful and usable.

It literally caused non-bootable machines because of that allegedly
"remains useful and usable" because it changed something that never
failed to failing. That's how this thread started.

So that's why the snark. I think you are deluding yourself and others
if you call that "useful and usable".

           Linus