Re: How to repair/reinstall guix on foreign distro

[c4droid]

Thorsten Wilms writes:

> Hi! It seems every few weeks i’m thrown into a initramfs prompt, as
> root got mounted read-only. The way out is always running fsck, which
> reports errors and offers fixes that I either can’t map to anything, or
> that refer to paths that belong to guix. Usually only below /gnu/store,
> but this time also var/guix.
>
> Now `guix pull` fails with:
> ```
> ;;; WARNING: loading compiled
> file 
> /gnu/store/8bsnz1fk330qbn1p8k18i0j11vld4jxd-guix-module-union/lib/guile/3.0/site-ccache/guix/build-system/gnu.go
> failed: ;;; In procedure load-thunk-from-memory: not an ELF file
> Updating channel 'guix' from Git repository at
> 'https://git.savannah.gnu.org/git/guix.git'... guix pull: error: Git
> error: invalid data in index - incorrect header signature
> ```
>
> At first, I focused on the warning (sorry, leoprikler) ... the same git
> error happens when using an older guix.
>
> Now a fix for that would be great, but independent of that, I have to
> wonder how one should go about reinstalling guix on a foreign distro. I
> cannot umount or remount and remove /gnu/store!
>
> Even after `sudo systemctl stop gnu-store.mount`, /gnu/store is busy.
> `fuser -kim /gnu/store/` will throw me out of the session, even though
> I would think everything that belongs to it is part of the host (Ubuntu
> Unity 20.10). No sudo umount or remount or rm -rf allowed, /gnu/store
> remains ro and busy. Short of booting another system (say an USB
> stick), is there a way to clear /gnu/store? Or to safely replace its
> content?

Hi, Thorsten

I was install guix on a ubuntu server and work right, can you reproduce
you guix installation process? maybe the fault happen in install guix
process.

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Best reguards,
c4droid