bug#70480: Guix bios installation: Grub error: unknown filesystem

[Timotej Lazar]

Franz Geffke <m@f-a.nz> [2024-04-20 09:25:39+0100]:
> '/gnu/store/li1ic17hz460vp1sg0cx2dwgw8q7i8pj-grub-2.06/sbin/grub-install 
> --no-floppy --target=i386-pc --boot-directory /mnt/boot /dev/sda' exited with 
> status 1; output follows:
>
>    Installing for i386-pc platform.
>    /gnu/store/li1ic17hz460vp1sg0cx2dwgw8q7i8pj-grub-2.06/sbin/grub-install: 
> error: unknown filesystem.

I got the same error during recent installation and had to disable the 
metadata_csum_seed
ext4 feature on the root fs:

    tune2fs -O ^metadata_csum_seed /dev/sda1

I think this has been fixed in grub but hasn’t hit guix master yet. Some more 
info here:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=866603