[arch-releng] Grub and ext4, error 2

Tue Jan 27 16:00:43 EST 2009

On Tue, Jan 27, 2009 at 9:30 PM, Jordy van Wolferen <jordz at archlinux.us>wrote:

> On Tue, 2009-01-27 at 13:42 -0600, Aaron Griffin wrote:
> > On Tue, Jan 27, 2009 at 1:28 PM, Jordy van Wolferen <jordz at archlinux.us>
> wrote:
> > > On Tue, Jan 27, 2009 at 5:18 PM, Alexander De Sousa <
> aphanic at archlinux.us>
> > > wrote:
> > >>
> > >> Sorry for replying this late, but I couldn't access inet this morning.
> > >>
> > >> I've performed more fresh installs and all tests passed for an ext4
> boot
> > >> partition. Everything seems to be ok.
> > >> On Tue, Jan 27, 2009 at 2:43 PM, Jordy van Wolferen <
> jordz at archlinux.us>
> > >> wrote:
> > >>>
> > >>> On Tue, Jan 27, 2009 at 1:28 PM, Gerhard Brauer <gerbra at archlinux.de
> >
> > >>> wrote:
> > >>>>
> > >>>> Am Tue, 27 Jan 2009 01:14:11 +0100
> > >>>> schrieb Jordy van Wolferen <jordz at archlinux.us>:
> > >>>>
> > >>>> > On Tue, Jan 27, 2009 at 12:16 AM, Aaron Griffin
> > >>>> > <aaronmgriffin at gmail.com>wrote:
> > >>>> >
> > >>>> > > On Mon, Jan 26, 2009 at 5:00 PM, Jordy van Wolferen
> > >>>> > > <jordz at archlinux.us> wrote:
> > >>>> > > > On Mon, 2009-01-26 at 16:51 -0600, Aaron Griffin wrote:
> > >>>> > > >> On Mon, Jan 26, 2009 at 4:43 PM, Jordy van Wolferen
> > >>>> > > >> <jordz at archlinux.us>
> > >>>> > > wrote:
> > >>>> > > >>
> > >>>> > > >> To be clear: this is not an error booting the ISO, but an
> error
> > >>>> > > >> booting the installed system?
> > >>>> > > >>
> > >>>> > > >> Grub error #2:
> http://www.uruk.org/orig-grub/errors.html#stage1_5
> > >>>> > > >> "The selected disk doesn't exist"
> > >>>> > > >>
> > >>>> > > >> I imagine this is ext4 related. You are using grub and not
> > >>>> > > >> grub-gfx, correct?
> > >>>> > > >>
> > >>>> > > >> Gerhard, any insight here? I, myself, haven't installed an
> ext4
> > >>>> > > >> system, so I am not sure about this.
> > >>>>
> > >>>> No, i have seen no problems on my test installations when using the
> > >>>> current versions (grub from core and grub-gfx from community). Both
> are
> > >>>> on the same patch-level (bigger inode size patch and ext4 support
> > >>>> patch).
> > >>>>
> > >>>> > I just tried doing the same ftp install with ext3 and I still got
> the
> > >>>> > same error. Also the same error with a ext4 core install. So it
> must
> > >>>> > be something from my side.
> > >>>>
> > >>>> Stage 1.5 (resp. Stage 2 error 2): Aaron posted a link on error
> codes
> > >>>> where this error code is "Selected disk doesn't exist", on gnu.org
> > >>>> grub site it says: "2 : Bad file or directory type".
> > >>>> Have you ever had installed Arch and Grub on this system? So that
> you
> > >>>> can say: this error is only on a new installation with the new isos?
> > >>>>
> > >>>> > I tried to change the root setting in grub and the kernel
> > >>>> > root=/dev/sda1 parameter, instead of the UUID, but I still got the
> > >>>> > same problem.
> > >>>>
> > >>>> Maybe you could show us your disk(s) layout (fdisk -l) and grub's
> > >>>> menu.lst (and the content of /boot/grub/device.map.
> > >>>>
> > >>>> Gerhard
> > >>>
> > >>> I installed Arch a couple of times on it before. I remember that I
> needed
> > >>> to change root (hd0,0) to (hd1,0) or the other way around. Or that it
> can't
> > >>> load the kernel, but than you can edit the grub entries or ofcourse
> remove
> > >>> the other harddisk. But now it doesn't work and I never have seen the
> grub
> > >>> error 2. Grub from Arch was running fine a few days ago.
> > >>>
> > >>> I tried disabling IDE in the bios after an installation, without
> success.
> > >>> I'm going to try to do that before the installation. It has something
> to do
> > >>> that I have both IDE and SATA .
> > >>>
> > >>> I found some info here:
> > >>> https://answers.launchpad.net/ubuntu/+question/7137
> > >>> I'm going to try that. What just hit me, is that I flashed my bios
> about
> > >>> half a year ago, but after that it kept booting fine? Must be that
> now is
> > >>> the first time I tried installing grub with the new bios. I don't
> think
> > >>> there is something wrong with the new ISOs.
> > >>
> > >
> > > I noticed today that my MBR doesn't get a fresh new grub install. I did
> a
> > > "dd if=/dev/zero of=/dev/sdb bs=512 count=1" and it stays empty, grub
> never
> > > kicks in. That maybe explain the grub 2 error. I also saw in the
> install cd
> > > that grub gave me an error message that it can't read the stage1 file.
> I
> > > tried installing grub manually but I got the same problem.
> >
> >
> > Weird. We used to use a different grub command in install the
> > bootloader, but we changed it due to issues with ext4. It is possible
> > that the original command was done in such a way because of failures
> > like this.
> >
> > Here's the change:
> >
> http://projects.archlinux.org/?p=installer.git;a=commitdiff;h=4565577dbd2182dd49612f1e0b68288f5573bf7b
> >
> > Could you check if the old way works for you?
>
> The old method works for me, now I can install grub! Only the bad thing
> is, I'm still getting error 2. I installed ubuntu for testing grub on
> the other IDE drive and I can bootup Arch from there. The grub from
> ubuntu is installed in /dev/sda.
>
> Now I got
> /dev/sda2 ubuntu
> (the rest on this disk is unformatted)
>
> /dev/sdb1 /boot (ext2)
> /dev/sdb2 swap
> /dev/sdb3 / (ext4)
> /dev/sdb4 /home (ext4)
>
> I installed grub (from Arch) on /dev/sdb and /dev/sdb1 (for booting from
> the ubuntu grub).
>
> Grub config I made in Ubuntu:
>
> root (hd1,0)
> kernel /vmlinuz26 root=/dev/sdb3 ro
> initrd /kernel26.img
>
> Thats the same as the Arch one (only with UUID).
> Now I'm really wondering where something is wrong..
>
>
Now I'm really confused. I booted Arch from the ubuntu grub, did a
pacman -Syu (only a new kernel). Did a grub-install /dev/sdb, and I got
a working grub on /dev/sdb. Changed root (hd1,0) to (hd0,0) and it
Arch boots.
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