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List:       mandrake-cooker
Subject:    Re: [Cooker] rebuild an initrd under rescue cdrom
From:       Rolf Pedersen <rolfpedersen () mindspring ! com>
Date:       2003-04-01 16:50:32
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Pascal Cavy wrote:
> After migration from MDK 7.2 to MDK 9.1, the installer left a new system 
> without an initrd for 2.4.21-0.13mdk, thus I cannot boot it anymore.
> 
> I was wondering if it is possible to rebuild my initrd from the 9.1 rescue CD.
> 
> I tried the following but to no avail (maybe because of using the freshly 
> installed system by means of a chroot on /mnt) :
> 
> boot rescue cd1
> mount all FS on /mnt
> go to console
> chroot /mnt
> 
> First I was to mount /proc  because mkinitrd _does not check_ that /proc is 
> available and thus we end in a loop at the step it scans for /proc/mounts FS.
> 
> mount /proc
> 
> mkinitrd /boot/initrd-2.4.21-0.13mdk.img 2.4.21-0.13mdk.img
> 
> which leads to an error like :
> + dd if=/dev/zero of=/tmp/initrd.img.LiQwlh bs=1k count=420
> + '[' -n '' ']'
> + mke2fs -q -m 0 -F -N 45 -s 1 /tmp/initrd.img.LiQwlh
> mke2fs 1.32 (09-Nov-2002)
> mke2fs: Device size reported to be zero.  Invalid partition specified, or
>         partition table wasn't reread after running fdisk, due to
>         a modified partition being busy and in use.  You may need to reboot
>         to re-read your partition table.
> 
> + mkdir -p /tmp/initrd.mnt.sSf2Ug
> + mount -t ext2 /tmp/initrd.img.LiQwlh /tmp/initrd.mnt.sSf2Ug -o loop
> mount: wrong fs type, bad option, bad superblock on /dev/loop0,
>        or too many mounted file systems
> + echo 'Can'\''t get a loopback device'
> Can't get a loopback device
> + exit 1
> + rm -rf /tmp/initrd.3Syylf /tmp/initrd.mnt.sSf2Ug /tmp/initrd.img.LiQwlh
> 
> has anyone a key of how to do this under rescue ?
> 
> 
> 
The following seem possibly related:
http://qa.mandrakesoft.com/show_bug.cgi?id=3614
https://qa.mandrakesoft.com/show_bug.cgi?id=1614
http://www.mail-archive.com/cooker@linux-mandrake.com/msg90067.html


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