Bug#1025537: nfsd: Kernel Oops while serving NFS

[Olivier Mehani <shtrom+debian@ssji.net>]

Hi Salvatore,

On Fri 09 Dec 2022 at 22:22:49 +0100, Salvatore Bonaccorso wrote:
> > On testing/bookworm, since booting on a 6-versioned linux-image, I have
> > noticed frequent hang ups of the nfs server, rendering it mostly
> > unusable. This is accompanied with Kernel Oops in the dmesg.
> > This sounds similar to previous bugs #1014793 and #1020548, both RESOLVED by
> > later patches.
> How easy can you trigger and reproduce the issue? If you can easily
> reach that situation, can you try to bisect the issue? Easiest would
> be to first pin point between Debian revisions, and later further
> bisect in upstream stable series.
> Do you have the possibility to do that?

It seems to be fairly reliable.

I'll give that a go, starting with
* linux-image-5.19.0-2-amd64_5.19.11-1_amd64.deb
* linux-image-6.0.0-1-amd64_6.0.2-1_amd64.deb

I'm not certain how to bisect further. Which source and which kconfig 
should I use to build intermediate commits?

--
Olivier Mehani <shtrom@ssji.net>
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