Re: [Xen-users] Fedora Core 5 boot problems

[James Bulpin <james@xxxxxxxxxxxxx>]

You're using the kernel from the binary tarball and the initrd from the 
FC5 non-Xen kernel. To a first approximation kernel version and modules 
(in the initrd) must match.
James

Srinivasan S wrote:
> Hi
>
> I had Xen 2.x running peacefully on FC4 .. sigh.
>
> Yesterday I upgraded to FC5 and also downloaded and installed the new Xen 
> version 3.x from xensource.com .. I installed via the precompiled tarball.
>
> My grub entries loook like this:
>
> title Xen 3.0 (Fedora/XenLinux 2.6)
>         root (hd0,4)
>         kernel /xen.gz dom0_mem=260000
>         module /vmlinuz-2.6-xen root=/dev/sda6 ro console=tty0
>         module /initrd-2.6.15-1.2054_FC5.img
>         boot
>
> My /etc/fstab looks like this:
>
> /dev/sda6                 /                       ext3    defaults        1 1
> LABEL=/boot             /boot                   ext3    defaults        1 2
> none                    /dev/pts                devpts  gid=5,mode=620  0 0
> none                    /dev/shm                tmpfs   defaults        0 0
> none                    /proc                   proc    defaults        0 0
> none                    /sys                    sysfs   defaults        0 0
> /dev/sda7               swap                    swap    defaults        0 0
>
> ...
>
> Fedora is installed on a SATA hard disk, partition /dev/sda6
>
> Xen boots and then soon after reports a kernel panic and after a few seconds 
> reboots .. I was unable to get the messages before the last screen but managed 
> to capture the last messages on screen .. reported below.
>
> ...
> Loading jbd.ko module
> jbd: disagrees about version of symbol struct_module
> insmod: error inserting /lib/jbd.ko: -1 invalid module format
> Loading ext3.ko module
> ext3: disagrees about version of symbol struct_module
> insmod: error inserting /lib/ext3.ko: -1 invalid module format
> Creating root device
> Mounting root filesystem
> mount: could not find filesystem '/dev/root'
> Setting up other filesystems
> Setting up new root fs
> setuproot: moving /dev failed: No such file or directory
> no fstab.sys, mounting internal defaults
> setuproot: error mounting /proc: no such file or directory
> setuproot: error mounting /sys: no such file or directory
> Switching to new root and running init
> unmounting old /dev
> unmounting old /proc
> unmounting old /sys
> switchroot: mount failed: no such file or directory
> Kernel panic - not syncing: Attempted to kill Init:
>
> And then the system quickly reboots.
>
> Any help to fix this is appreciated.
>
> Regards
> Srini
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