Re: [Xen-users] Centos Dom0 kernel panic on boot

[Asim <linkasim@xxxxxxxxx>]

Am just curious - did you correctly copy /lib/modules?

-Asim

On 7/18/08, Alexander Hoßdorf <xen-users@xxxxxxxxxxx> wrote:
> Hi,
>
> could you say what modules your sata device is using?
> if you don't know, then please do "lsmod" with your working centOS
> kernel and try to guess what module it is.
>
> I guess you have to use a newer version of the module needed.
>
> Cheers,
> Alex
>
>
> Arvind Sujeeth schrieb:
>> hello,
>>
>> I am attempting to compile a Dom0 CentOS 5.2 guest from source, using
>> XenLinux 2.6.18.8 with a Xen 3.2.1 hypervisor. I am able to compile
>> the Dom0 kernel, but when I attempt to boot into it, I receive the
>> following messages:
>>
>> mount: could not find filesystem '/dev/root'
>> setuproot: moving /dev failed: No such file or directory
>> setuproot: error mounting /proc: No such file or directory
>> setuproot: error mounting /sys: No such file or directory
>> switchroot: mount failed: No such file or directory
>> Kernel panic - not syncing: Attempted to kill init!
>>
>> As the serial console log attached shows, there is some problem with
>> the SATA drivers that seems to be preventing the hard disks from being
>> mounted. I am running this on an HP wx9400 workstation (AMD 64 bit
>> Opteron, with 2 SATA disks using an on-board RAID controller).
>>
>> I have tried several kernel configurations, including the default
>> XenLinux configuration, a modified version of my native kernel
>> configuration (with Xen options turned on), and a configuration set
>> with  'make allmodconfig'. I have tried ramdisks created using just
>> mkinitrd with no options, and also using `--with=scsi_mod
>> --with=sd_mod --with=sata_nv` as well as the same thing except using
>> `--preload=..`
>>
>> The one thing that seems suspicious in the XenLinux configuration is
>> that the SCSI/SATA symbols have different names than the symbols in my
>> native CentOS kernel that does boot (2.6.18-92). When I try to copy
>> the native config, I get several warnings about unrecognized symbols,
>> and have to go manually turn on the SATA drivers in `make menuconfig`.
>>
>> If anyone has any insight or suggestions, I really appreciate it.
>>
>> thanks,
>> Arvind
>>
>>
>>
>>
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