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Bug#989551: linux-image-5.10.0-7-amd64: linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and nothing else. Debian testing.

Cross-posted to 2 groups.

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Hi,

On Tue, Jun 08, 2021 at 08:01:49PM +0300, Михаил Осипов wrote:
>  > What led up to the situation?
> I have updated linux-image-amd64 to 5.10.0.7-amd64.
> 
> > What exactly did you do (or not do) that was effective (or ineffective)?
> Loaded laptop with new kernel.
> 
> > What was the outcome of this action?
> Boot freeze.
> 
> > What outcome did you expect instead?
> Normal boot.

Yes that is somehow clear ;-)

Did you see my question below?

> > I'm assuming here it is relating to the
> > https://lists.debian.org/debian-kernel/2021/06/msg00066.html report,
> > thus adjusting the found version to 5.10.38-1.
> >
> > Mikhail, we have only litte information here to sensibly tackle the
> > problem.
> >
> > When you boot 5.10.38-1 do you get any usefull information logged in
> > the logs? Can you attach those to the bug?
> >
> > Please try to boot without quiet (and splash), do you get more
> > information printed and indication where it hangs?

Is the system in such a state that you can get to those? (and if not
after a boot with the old kernel, do you find at least part of that
information swritten to the logs)?

Regards,
Salvatore

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Bug#989551: linux-image-5.10.0-7-amd64: linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and nothing else. Debian testing. Mikhail Osipov <osmiev@gmail.com> - 2021-06-07 13:20 +0200
  Processed: Re: Bug#989551: linux-image-5.10.0-7-amd64:  linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and  nothing else. Debian testing. "Debian Bug Tracking System" <owner@bugs.debian.org> - 2021-06-07 13:40 +0200
  Bug#989551: linux-image-5.10.0-7-amd64: linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and nothing else. Debian testing. Salvatore Bonaccorso <carnil@debian.org> - 2021-06-07 13:40 +0200
    Bug#989551: linux-image-5.10.0-7-amd64: linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and nothing else. Debian testing. Михаил Осипов <osmiev@gmail.com> - 2021-06-08 19:10 +0200
      Bug#989551: linux-image-5.10.0-7-amd64: linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and nothing else. Debian testing. Salvatore Bonaccorso <carnil@debian.org> - 2021-06-08 21:10 +0200
  Bug#989551: linux-image-5.10.0-7-amd64: linux-image-5.10.0.7-amd64 hang on boot. Shows symbols: '^@^@^@' and nothing else. Debian testing. Salvatore Bonaccorso <carnil@debian.org> - 2021-06-15 22:00 +0200

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