Re: 5.3.7 64-bits kernel doesn't boot on G5 Quad

[Mathieu Malaterre <malat@debian.org>]

Salut Romain,

On Thu, Nov 7, 2019 at 9:34 AM John Paul Adrian Glaubitz
<glaubitz@physik.fu-berlin.de> wrote:
>
> Hi Romain!
>
> On 11/7/19 9:18 AM, Romain Dolbeau wrote:
> > Any suggestion on how to identify/fix the bug ?
>
> The answer here would be git bisect [1]. I would first start downloading
> the current kernel source tarball for 5.3.7 from upstream and build the
> kernel with "make localmodconfig" to see whether it's an upstream or Debian
> problem.

I suspect this is upstream and even before 5.3.7. The original report
by Christian has been discussed on linuxpcc-dev:

https://www.mail-archive.com/linuxppc-dev@lists.ozlabs.org/msg155248.html

Here are the steps I suggested at the time:

https://www.mail-archive.com/linuxppc-dev@lists.ozlabs.org/msg155794.html

> If the upstream kernel doesn't work either, then you have to bisect to
> find which commit broke it.
>
> Adrian
>
> > [1] https://www.kernel.org/doc/html/v4.15/admin-guide/bug-bisect.html
>
> --
>  .''`.  John Paul Adrian Glaubitz
> : :' :  Debian Developer - glaubitz@debian.org
> `. `'   Freie Universitaet Berlin - glaubitz@physik.fu-berlin.de
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>