Bug#1102160: upgrade-reports: Bookworm to Trixie [amd64][EFI] initramfs unpacking failed invalid magic at start of compressed archive

[Martin-Éric Racine]

to 17.4.2025 klo 10.03 Pascal Hambourg (pascal at plouf.fr.eu.org) kirjoitti:
>
> On 17/04/2025 at 06:01, Martin-Éric Racine wrote:
> > ke 16.4.2025 klo 20.40 Pascal Hambourg (pascal at plouf.fr.eu.org) kirjoitti:
> >>
> >> There may be some silent data corruption when grub reads the initramfs.
> >> Can you test with the initramfs on another filesystem type (fat, ext4) ?
> >> Can you test with grub for BIOS/legacy boot ?
> >
> > See above. GRUB-EFI is clearly the culprit. Booting the Trixie d-i in
> > rescue mode works in BIOS mode, but not in EFI mode.
>
> d-i boots in BIOS mode with isolinux, not grub.

This still points to GRUB as the culprit. AFAIK the Linux kernel
loaded in both modes is the same. The failure to load initrd appears
when booting the Trixie d-i via UEFI but not via BIOS. Both modes work
fine when booting using the Bookworm d-i. UEFI no longer does with the
Trixie d-i.

Martin-Éric