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Re: [Xen-users] Problem booting xen domU Guest

Thanks for hints Todd!

The priviliged guest(dom0) is a 2.6.26.4 kernel (xen hypervisor 3.3.0). 
Originally a vanilla kernel, manually patched. But I didnt encounter any 
problems with that. I run several 2.6.18 domU´s (debian etch) on it, without 
any trouble. The 2.6.28 I´m having these problems with, is a vanilla kernel as 
well.

Unfortunately there´s no option or flag in the 2.6.28 for any "Fusion MPT 
device support". But on the other hand its not quite clear to me, what that 
would be needed. As the domU would only communicate with the host through the 
"Xen virtual block device support". And that one is enabled.

No I dont get into the initramfs prompt. These are the last messages I get:
#######################################
....
XENBUS: Device with no driver: device/console/0
Freeing unused kernel memory: 264k freed
/bin/cat: /sys/block/sda/dev: No such file or directory
Waiting 1 seconds for /sys/block/sda/dev to show up
/bin/cat: /sys/block/sda/dev: No such file or directory
Waiting 2 seconds for /sys/block/sda/dev to show up
/bin/cat: /sys/block/sda/dev: No such file or directory
Waiting 4 seconds for /sys/block/sda/dev to show up
/bin/cat: /sys/block/sda/dev: No such file or directory
Waiting 8 seconds for /sys/block/sda/dev to show up
/bin/cat: /sys/block/sda/dev: No such file or directory
Waiting 16 seconds for /sys/block/sda/dev to show up
/bin/cat: /sys/block/sda/dev: No such file or directory
Device /sys/block/sda/dev seems to be down.
/bin/mknod: missing operand after `b'
Special files require major and minor device numbers.
Try `/bin/mknod --help' for more information.
/bin/cat: /sys/block/sda/sda1/dev: No such file or directory
Waiting 1 seconds for /sys/block/sda/sda1/dev to show up
/bin/cat: /sys/block/sda/sda1/dev: No such file or directory
Waiting 2 seconds for /sys/block/sda/sda1/dev to show up
/bin/cat: /sys/block/sda/sda1/dev: No such file or directory
Waiting 4 seconds for /sys/block/sda/sda1/dev to show up
/bin/cat: /sys/block/sda/sda1/dev: No such file or directory
Waiting 8 seconds for /sys/block/sda/sda1/dev to show up
/bin/cat: /sys/block/sda/sda1/dev: No such file or directory
Waiting 16 seconds for /sys/block/sda/sda1/dev to show up
/bin/cat: /sys/block/sda/sda1/dev: No such file or directory
Device /sys/block/sda/sda1/dev seems to be down.
/bin/mknod: missing operand after `b'
Special files require major and minor device numbers.
Try `/bin/mknod --help' for more information.
mount: special device /dev/sda1 does not exist
Switching root ...
/usr/lib/yaird/exec/run_init: current directory on the same filesystem as the 
root: Success
Kernel panic - not syncing: Attempted to kill init!
#######################################


I already thought of something perhaps beeing wrong the ramdisk. But then 
again, all necessary xen components are compiled into the kernel, and not as 
module.
Normally I use this command to create my ramdisk:

yaird -f cpio -o /boot/kernel-2.6.28.ramdisk 2.6.28






-------- Original-Nachricht --------
> Datum: Thu, 1 Jan 2009 19:24:47 -0500
> Von: "Todd Deshane" <deshantm@xxxxxxxxx>
> An: Philipp <Xerberus999X@xxxxxxx>
> CC: xen-users@xxxxxxxxxxxxxxxxxxx
> Betreff: Re: [Xen-users] Problem booting xen domU Guest

> On Thu, Jan 1, 2009 at 5:48 PM, Philipp <Xerberus999X@xxxxxxx> wrote:
> > Sure that. There ya go:
> >
> > http://pastebin.com/m645174dd
> >
> > I really have no idea what else to check. Tried almost anything I could
> think of.
> >
> >
> 
> http://www.howtoforge.com/kernel_compilation_debian
> 
> on this page it says:
> 
> "Next make sure you enable the Fusion MPT device drivers under Device
> Drivers --> Fusion MPT device support. I don't know if this is
> necessary on all platforms; at least it is on mine (Debian Sarge on a
> VMware Server) because otherwise you'll get this error message when
> you boot your new kernel:
> 
> /bin/cat: /sys/block/sda/dev: No such file or directory
> 
> which results in a kernel panic."
> 
> 
> Hope that helps.
> 
> Cheers,
> Todd
> 
> -- 
> Todd Deshane
> http://todddeshane.net
> http://runningxen.com
> 
> _______________________________________________
> Xen-users mailing list
> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users

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