linux-kernel - Re: 6.8.5 does not boot (regression)

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Message-ID: <CAMj1kXHgvv0FYZXsFm8KisXuR6t47-nXtgOs0Gyva4MJEJ_4Ow@mail.gmail.com>
Date: Thu, 11 Apr 2024 10:27:02 +0200
From: Ard Biesheuvel <ardb@...nel.org>
To: Linux regressions mailing list <regressions@...ts.linux.dev>
Cc: Toralf Förster <toralf.foerster@....de>, 
	Linux Kernel <linux-kernel@...r.kernel.org>, 
	"stable@...r.kernel.org" <stable@...r.kernel.org>, Greg KH <gregkh@...uxfoundation.org>
Subject: Re: 6.8.5 does not boot (regression)

On Thu, 11 Apr 2024 at 10:19, Linux regression tracking (Thorsten
Leemhuis) <regressions@...mhuis.info> wrote:
>
> On 11.04.24 09:20, Toralf Förster wrote:
> > It is a remote system, nothing in the logs, system is a hardened Gentoo
> > Linux, 6.8.4 was fine.
> >
> > Linux mr-fox 6.8.4 #4 SMP Thu Apr  4 22:10:47 UTC 2024 x86_64 AMD Ryzen
> > 9 5950X 16-Core Processor AuthenticAMD GNU/Linux
> >
> > Another Gentoo dev reported problems too.
> >
> > config is below.
>
> Thx for the report, but the harsh reality is: nearly no developer will
> see your initial report, as you just sent it to LKML, which nearly
> nobody ready. I CCed a few lists, which might help. But that is
> unlikely, as this could be cause by all sorts of changes. Which is why
> we likely need a bisection (
> https://docs.kernel.org/admin-guide/verify-bugs-and-bisect-regressions.html
> ) from somebody affected to make some progress here.
>
> That being said: there are a few EFI changes in there that in a case
> like this are a suspect. I CCed the developer, maybe something rings a bell.
>

This is a known issue, and will be fixed in the next 6.8.y release.

In the mean time, you can apply

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e7d24c0aa8e678f41457d1304e2091cac6fd1a2e