Re: [Xen-users] Error: (2, 'Invalid kernel', 'xc_dom_find_loader: no loader found\n')

[Mark Williamson <mark.williamson@xxxxxxxxxxxx>]

> I've just recently purchase a Core 2 Duo, and thought about migrating my
> guests to be vmx guests. I followed the guide at
> http://wiki.xensource.com/xenwiki/VmxQuickstartGuide, but having troubles
> starting the guest.
>
> If I do "xm create -f <whatever>.cfg -c", I see a pygrub menu, but it
> bombs out when trying to load the kernel.
>
> I see the following in /var/log/xen/domain-builder-ng.log:
>
> xc_dom_release: called
> xc_dom_allocate: cmdline="root=/dev/hda1 ro quiet splash", features=""
> xc_dom_kernel_file: filename="/var/run/xend/boot/boot_kernel.25ua2U"
> xc_dom_malloc_filemap    : 1723 kB
> xc_dom_ramdisk_file: filename="/var/run/xend/boot/boot_ramdisk.2aUKzk"
> xc_dom_malloc_filemap    : 6646 kB
> xc_dom_boot_xen_init: ver 3.1, caps xen-3.0-x86_32p hvm-3.0-x86_32
> hvm-3.0-x86_32p
> xc_dom_parse_image: called
> xc_dom_find_loader: trying ELF-generic loader ... failed
> xc_dom_find_loader: trying multiboot-binary loader ... failed
> xc_dom_core.c:495: panic: xc_dom_find_loader: no loader found
>
> Anyone have any suggestions at all? I essentially just created a new image
> file, used fdisk to create the partition, and installed grub into the mbr,
> then copied the contents of the OS from the old disk image using "cp -a".

If you're seeing pygrub then something is going wrong already: if you're using 
HVM virtualisation then you should be booting /real/ grub.

What does your config file look like?  Most likely you're missing some option 
needed to kick the guest off in HVM mode.

Cheers,
Mark


-- 
Dave: Just a question. What use is a unicyle with no seat?  And no pedals!
Mark: To answer a question with a question: What use is a skateboard?
Dave: Skateboards have wheels.
Mark: My wheel has a wheel!

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