Bug#1089698: linux: Loop-mounted UDF ISOs no longer readable

[Salvatore Bonaccorso <carnil@debian.org>]

Control: forwarded -1 https://lore.kernel.org/regressions/Z2XKY0f6on1UbwWb@eldamar.lan/T/#u

Hi Daniel,

On Fri, Dec 20, 2024 at 01:50:49AM +0100, Daniel Reichelt wrote:
> Hi Salvatore,
> 
> 
> > Can you check with current upstream kernels[…]
> 
> prior to getting into bisecting, I decided to give [1] a shot.
> From testing kernels available there I got this:
> 
> OK:
>   6.1.112-1
> BAD:
>   6.1.115-1
>   6.1.119-1
> OK again:
>   6.3.1-1~exp1
>   current trixie
>   current sid
> 
> It may take some time until I get around to bisecting linux.git in the
> range 6.1.119..6.3.1 - what with real life and all.
> 
> 
> > Samewise, if you have the resources, can you bisect upstream versions
> > between 6.1.112 and 6.1.115 specifically to identify which commit causes
> > the regression?
> 
> That one was pretty easy to identify - the one which changes everything
> around in $ksrc/fs/udf (didn't write it up, though). However, I think the
> range I mentioned above is more interesting anyways, in terms of getting a
> viable patch together to fix this in bookworm.

Thanks a lot, please keep us posted with your findings.

Additionally I have now reported the issue on the regressions list as
well:

https://lore.kernel.org/regressions/Z2XKY0f6on1UbwWb@eldamar.lan/T/#u

Regards,
Salvatore