Re: [Qemu-devel] Guest freezes "Refined TSC clocksource calibration ..."

[Dor Laor]

On 10/02/2011 09:24 AM, Mulyadi Santosa wrote:
> Hi..... :)
>
> On Sat, Oct 1, 2011 at 19:16, Onkar N Mahajan<address@hidden>  wrote:
> > Compiled 3.1.0-rc3+ from source (see attached config file) and updated the
> > host(fc14) kernel ;
> > So host is now running 3.1.0-rc3+
> >
> > Now I also want to try to boot FC14 guest with this updated kernel , like
> > this -
> >
> > ./qemu-kvm-virtfs -drive file=/home/onkar/bin/v9fs-guest.img,if=virtio -m
> > 1024 -smp 4 -net nic,macaddr=54:52:00:46:26:84,model=virtio -net
> > tap,script=./qemu-ifup,ifname=vnet1 --enable-kvm -vnc :10 -kernel
> > /boot/vmlinuz-3.1.0-rc3p -initrd /boot/initrd-3.1.0-rc3p.img -append
> > 'root=UUID=97e4bdfa-c88b-4e1f-8609-10f76d6a35fa' -monitor stdio
>
> Quite simple things you can try first:
> - what if you use device name like /dev/sda1 instead? does that work?
>
> - are you sure you have included the suitable filesystem module for
> the root partition in the initrd or the main kernel image?

It indeed looks that this is the problem because your log shows that no 
root device was found after the successful tsc calibration stage.