Re: Problems in kernel migration from 2.4 to 2.6

From: Steven Rostedt
Date: Fri Oct 14 2005 - 12:43:39 EST

On Fri, 14 Oct 2005, Márcio Oliveira wrote:

> Hi there!
> I am migrating my linux laptop from a kernel 2.4.27-2 to a
> one. Since I compiled the kernel and booted my laptop, I am
> receiving the following message when chose the entry in the
> grub menu:
> mount: mount point dev does not exist
> pivot_root: No such file or directory
> /sbin/init: 432: cannot open dev/console: No such file
> Kernel panic - not syncing: Attempted to kill init!
> But when I chose the 2.4.27 entry in the grub meno, my laptop boots ok!
> My laptop is running Debian Sarge 3.1a, kernel 2.4.27-2 (that it is
> booting ok) and kernel ( kernel). I compiled the
> kernel with all needed modules (sata disk, ext3 ... including
> devfs support), maked a initrd image with the necessary modules to mount
> the / partition (sata modules, file system modules...) and changed the
> disks names in the /etc/fstab from hda to sda (as it is recognized at
> kernel bootup process). The laptop model is IBM Thinkpad T43.

That hda to sda looks funny. I didn't know the T43 has a SCSI (which I'm
pretty sure it doesn't).

> Any ideia? Anybody knows why it is happen?
Are you sure the initrd was correctly made. That pivot_root seems to
suggest that it wasn't. You're using Debian. When I went from 2.4 to 2.6
I just used aptitude (or apt-get) to get the 2.6 kernel first, and let the
package manager make all the necessary changes for me. I also usually
don't use an initrd and just compile in the drivers for my ide and

-- Steve

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