Kernel just stops

Christoph Kluenter ck at
Wed Jul 15 14:54:37 CEST 2009

On Wednesday 15 July 2009 10:49:55 Robert Markula wrote:
> Ah, yes, reading your original posting again I just saw that you don't
> even get to the NFSROOT; your boot stops after loading the TFTP kernel
> image.
> It is strange that other clients can boot with the exactly same
> configuration, just this one client is having issues. Did you check if
> you can run Debian Lenny on this specific machine at all? Might indeed
> be that the kernel is having troubles with one or the other hardware
> component of this machine.
It was running debian etch until now. I just wanted to do a reinstall.
But since this is a Pentium4, this is the first Computer for a while which is
i386. All others were amd64. But for testing I installed a DualCore with the 
i386 NFSROOT without problems.
I will try another kernel now. Let's see ...
> Would you mind posting the content of the TFTPROOT directory (like 'ls
> /srv/tftp/fai') and your make-fai-nfsroot.conf nevertheless?

fai-server1:/srv/tftp/fai# ls -l
total 20856
-rw-r--r-- 1 root root      90 2009-05-15 10:41 boot.txt
-rw-r--r-- 1 root root 8717927 2009-03-23 15:00 initrd.img-2.6.26-1-486
-rw-r--r-- 1 root root 9342726 2009-03-24 17:31 initrd.img-2.6.26-1-amd64
-rwxr-xr-x 1 root root   15820 2009-03-23 15:00 pxelinux.0
drwxr-xr-x 2 root root    4096 2009-07-14 16:23 pxelinux.cfg
-rw-r--r-- 1 root root 1468048 2009-03-13 23:34 vmlinuz-2.6.26-1-486
-rw-r--r-- 1 root root 1755120 2009-03-24 17:31 vmlinuz-2.6.26-1-amd64

fai-server1:/srv/tftp/fai# cat pxelinux.cfg/default
DISPLAY boot.txt

MENU AUTOBOOT Starting amd64 fai in # seconds

LABEL bootlocal
localboot 0

LABEL amd64
kernel vmlinuz-2.6.26-1-amd64
append initrd=initrd.img-2.6.26-1-amd64 ip=dhcp  root=/dev/nfs 
nfsroot=/srv/fai/nfsroot-amd64 boot=live  FAI_FLAGS=verbose,sshd,createvt 

LABEL i386
kernel vmlinuz-2.6.26-1-486
append initrd=initrd.img-2.6.26-1-486 ip=dhcp  root=/dev/nfs 
nfsroot=/srv/fai/nfsroot boot=live  FAI_FLAGS=verbose,sshd,createvt 

> Cheers,
> Robert
> Christoph Kluenter wrote:
> > I am using the nfsroot that was built by fai-make-nfsroot.
> > Its the usual setup.
> > Why do you think the nfsroot could be the cause ?
> > Since other computers do boot with this nfsroot, I was thinking it
> > might be the CPU or the Bios or something.

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