On Fri, 12 Jul 2002, [EMAIL PROTECTED] said:

> John,
>
> I've missed the first part of the problem.  Which binary are
> you trying to run that results in the segfault ?

It seems to be dhclient.  Some of the details of my config are:

Server: Asus P5a mobo, w/ AMD K6-II 500Mhz uP, Realtek 8139 NIC, running
SuSE 7.3

I've tried various kernels on the server: 2.4.10, 2.2.20, and 2.2.21
as well as 2.4.9 and 2.2.20 on the client, all with the same result.

During the early part of the client boot process the screen status msgs
are:

Searching for server (DHCP) ...
 ... Me: 192.168.1.31,  Server: 192.168.1.23  [snip]
Loading 192.168.1.23:/lts/vmlinuz-2.4.9-ltsp-lpp-6
ALERT: got a fragmented packet - reconfigure your server
ALERT: got a fragmented packet - reconfigure your server
ALERT: got a fragmented packet - reconfigure your server
ALERT: got a fragmented packet - reconfigure your server
..(NBI) ... [loads kernel]
.
.
[from here, everything seems normal until dhclient is called again]
.
.
Running /linuxrc
mounting /proc
linuxrc: Installing 8139too
modprobe 8139too
/sbin/insmod /lib/modules/2.4.9 ... /8139too.o
Using /lib/modules/2.4.9 ... /8139too.o
.
.
.
Running dhclient
----------------- the following is on 1 line -------------------------
eth0: Setting 100mbps full-duplex based on autonegotiated partner ability
45e1.
----------------------------------------------------------------------
Segmentation fault

Internet Software Consortium DHCP Client 2.0pl5
Copyright, etc .....
.
.
.
Listening on LPF/eth0/00:e0:7d:d1:d5:f8
Sending on   LPF/eth0/00:e0:7d:d1:d5:f8
Sending on   Socket/fallback/fallback-net
DHCPDISCOVER on eth0 to 255.255.255.255 port 67 interval 4
DHCPOFFER from 192.168.1.23
DHCPOFFER from 192.168.1.23
DHCPREQUEST on eth0 to 255.255.255.255 port 67
DHCPACK from 192.168.1.23

ERROR! dhclient failed!

Kernel panic: Attempted to kill init!

----------------------------------------------------------------
John Karns                                        [EMAIL PROTECTED]


> > On Tue, 9 Jul 2002, John Karns said:
> >
> > > That's the part I wasn't sure about.  Actually, I was thinking that the DC
> > > perhaps was getting the dhclient binary which resides on the server and
> > > executing it from within the LTSP environment, which uses a different set
> > > of libraries than those which the binary was compiled under.  I wasn't
> > > questioning the internal consistencies of LTSP.
> > >
> > > It does indeed seem to be hardware related, but as far as I can tell, the
> > > mobo (ASUS P5A) is to blame.  I've swapped the entire client machine (with
> > > the same mobo) as well as the hub and patch cables with the same problem.
> > > Due to the intermittent nature it's difficult to say with real certainty,
> > > but the problem appears to occur only when the P5A has an AGP card
> > > installed.  I tried two different AGP cards - a generic card employing a
> > > Trident Blade3D chip, and an ATI Rage Pro.  The problem disappears when I
> > > replace the AGP card with an ISA video card.
> > >
> > > I am declaring the test a success though, because I won't be using the
> > > ASUS P5A machines as clients for the main part of the project.  Although
> > > it's still disappointing because I do have a few of the P5A which I was
> > > thinking I could use as DC's later on.
> >
> > Well I'm still grappling with this problem here.  I've swapped absolutely
> > everything, including making the former server machine the DC and
> > vice-versa with the former client.  Still getting a segfault.  I don't
> > think that the ASUS P5A mobo was / is at fault.
> >
> > Since the beginning, the 1st one or two boots are successful - sometimes
> > up to 5 or so, other times it segfaults on the 2nd boot.  I've tried
> > both kernels 2.4.9 and 2.4.18 from the LTSP kernel tgz.
> >
> > I'm thinking that the problem lies on the server side, as once I had my
> > laptop also booting from floppy as a DC to have 2 DC's - and after the
> > problem ocurred, neither DC was able to boot due a segfault.
> >
> > I'm running out of ideas.  Any hints on how to debug this?  I've DL'd a
> > busybox tar file and had the idea to compile it myself - that may be my
> > next step.  I'll have another look through the LTSP docs to see if there's
> > info on building from BB source - any tips regarding that much
> > appreciated.
> >
> > One other point is that the machine I'm testing as a client has an
> > integrated Trident Blade3D chip.  When there is a successful boot of the
> > DC with runlevel 5, the X window manager fails to start and the screen
> > shows the large X on the monochrome "checkered" background.  When I had
> > the client and server machines reversed, the Blade3D AGP card in the ASUS
> > worked fine after successful boots.
> >
> > Thanks
> >
> > ----------------------------------------------------------------
> > John Karns                                        [EMAIL PROTECTED]



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