GNU bug report logs - #41350
[PATCH 0/3] Use native qemu to build vm-image.

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Message #77 received at 41350 <at> debbugs.gnu.org (full text, mbox):

From: Mathieu Othacehe <othacehe <at> gnu.org>
To: Jan Nieuwenhuizen <janneke <at> gnu.org>
Cc: Ludovic Courtès <ludo <at> gnu.org>, 41350 <at> debbugs.gnu.org
Subject: Re: [bug#41350] [PATCH v2 3/3] system: vm: Build vm-image using
 native qemu, for the Hurd.
Date: Sun, 24 May 2020 14:07:31 +0200

Hello Jan,

> here.  It does not work and I don't understand that I had to add a call
> to make-device-nodes...that's probably not how you want it to work?

No its more an omission, and for Linux, it seems that it works without
make-device-nodes call.

>
> Anyway...no real luck yet.  I'm stuck at:
>
> start ext2fs: Hurd server bootstrap: ext2fs[device:hd0s1] exec startup proc auth
> /hurd/startup: Failed to bind to /servers/startup: Device or resource busy
> .
> /gnu/store/5m6m1ic2m4m43nv4wl7nfa5ab9p76b2g-hurd-0.9-1.91a5167/hurd/exec: main.c:358: S_exec_init: Unexpected error: (ipc/mig) bad request message ID.
>
> Ideas? ... Ludo perhaps?

Running the following commands:

--8<---------------cut here---------------start------------->8---
./pre-inst-env guix system disk-image  --target=i586-pc-gnu  gnu/system/examples/bare-hurd.tmpl
cp /gnu/store/the-image /tmp/img_ko

./pre-inst-env guix system vm-image  --target=i586-pc-gnu  gnu/system/examples/bare-hurd.tmpl
cp /gnu/store/the-vm-image /tmp/img_ok.qcow2
qemu-img convert -f qcow2 -O raw /tmp/img_ok.qcow2 /tmp/img_ok.raw

sudo losetup -P /dev/loop1 /tmp/img_ko
sudo losetup -P /dev/loop2 /tmp/img_ok.raw

sudo mount /dev/loop1p1 /mnt/img/
sudo mount /dev/loop2p1 /mnt/img2/

diff -r /mnt/img /mnt/img
--8<---------------cut here---------------end--------------->8---

I get:

--8<---------------cut here---------------start------------->8---
Only in /mnt/img2/dev: cons
Only in /mnt/img2/dev: console
Only in /mnt/img2/dev: fd
Only in /mnt/img2/dev: klog
Only in /mnt/img2/dev: kmsg
Only in /mnt/img2/dev: log
Only in /mnt/img2/dev: mem
Only in /mnt/img2/dev: ptyp0
Only in /mnt/img2/dev: ptyp1
Only in /mnt/img2/dev: ptyp2
Only in /mnt/img2/dev: shm
Only in /mnt/img2/dev: stderr
Only in /mnt/img2/dev: stdin
Only in /mnt/img2/dev: stdout
Only in /mnt/img2/dev: time
Only in /mnt/img2/dev: tty
Only in /mnt/img2/dev: tty1
Only in /mnt/img2/dev: tty12
Only in /mnt/img2/dev: tty2
Only in /mnt/img2/dev: tty3
Only in /mnt/img2/dev: tty4
Only in /mnt/img2/dev: tty5
Only in /mnt/img2/dev: tty6
Only in /mnt/img2/dev: ttyp0
Only in /mnt/img2/dev: ttyp1
Only in /mnt/img2/dev: ttyp2
diff: /mnt/img2/dev/urandom: Structure needs cleaning
Only in /mnt/img2/dev: vcs
Only in /mnt/img2/etc: fstab
Only in /mnt/img2/etc: group
Only in /mnt/img2/etc: hostname
Only in /mnt/img2/etc: login
Only in /mnt/img2/etc: motd
Only in /mnt/img2/etc: pam.d
Only in /mnt/img2/etc: passwd
Only in /mnt/img2/etc: profile
Only in /mnt/img2/etc: protocols
Only in /mnt/img2/etc: .pwd.lock
Only in /mnt/img2/etc: services
Only in /mnt/img2/etc: shadow
Only in /mnt/img2/etc: shells
Only in /mnt/img2/etc: skel
Only in /mnt/img2/etc: ssh
Only in /mnt/img2/etc: ssl
Only in /mnt/img2/etc: static
--8<---------------cut here---------------end--------------->8---

It seems that at least etc and dev directories are not correctly
populated using disk-image. To be continued!

Mathieu

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