[syslinux] PXELinux sporadic hangs searching for config file

Joe Mroczek mr.joem at gmail.com
Wed Mar 15 17:05:48 PST 2006

On 3/13/06, H. Peter Anvin <hpa at zytor.com> wrote:
> Joe Mroczek wrote:
> >
> > FYI... Root cause has been found. UDPRead function in PXE was not
> > exiting. This was caused by the serial console handler improperly
> > disabling an interrupt the PXE agent was using for a timer function.
> > The net result was that PXELinux hung waiting for a response that
> > would never come.
> >
> I take it this is a serial console handler built into the BIOS, as
> opposed to the serial console support in pxelinux (since that never gets
> run due to no config file?)
>         -hpa

That is correct.


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