Subject: Re: Bootstrapping a Linux domU from scratch in a NetBSD dom0
To: Steven M. Bellovin <smb@cs.columbia.edu>
From: Harold Gutch <logix@foobar.franken.de>
List: port-xen
Date: 04/09/2007 19:41:20
On Fri, Apr 06, 2007 at 03:45:16PM -0400, Steven M. Bellovin wrote:
> Major comment: it won't boot:
> 
> 	VFS: Cannot open root device "hda1" or unknown-block(0,0)
> 	Please append a correct "root=" boot option
> 	Kernel panic - not syncing: VFS: Unable to mount root fs on
> 	unknown-block(0,0)
> 
> I suspect the problem is that I need a /dev entry for hda1, but I have
> no idea what the major/minor devices should be.  (Based on things I
> found via google, I tried 
> 
> 	# mknod hda b 3 0
> 	# mknod hda1 b 3 1

That's weird.  I just have the following:

  > ls -l /dev/hd*
  brw-r--r--  1 root  wheel  3, 1 Nov 23 16:21 /dev/hda1
  brw-r--r--  1 root  wheel  3, 2 Nov 23 16:21 /dev/hda2

But perhaps this only works for Xen 2, which I am using.


bye,
  Harold