Bug#1103935: os-prober: Hurd detection produces unusable grub.cfg fragment

[Martin-Éric Racine <martin-eric.racine@iki.fi>]

ke 23.4.2025 klo 9.13 Pascal Hambourg (pascal@plouf.fr.eu.org) kirjoitti:
>
> On 23/04/2025 at 06:08, Martin-Éric Racine wrote:
> >
> > In its current form, os-prober produces an unusable GRUB config segment when it finds a Hurd partition:
> >
> > 1) It wants to boot a /boot/gnumach.gz file that doesn't exist. Mach kernel files include version numbers.
> >
> > Once that has been manually fixed in grub.cfg to e.g. /boot/gnumach-1.8-486-up.gz, a second problem emerges:
> >
> > 2) The config fragment passes the incorrect root device, which makes the Mach kernel fail to find its Hurd of services.
>
> os-prober does not generate GRUB menu entries. It just detects operating
> systems, and GRUB helper script 30_os-prober uses its output to generate
> menu entries. Is os-prober output for Hurd incorrect ?

Yes, as stated above, the output is incorrect.

Martin-Éric