[syslinux] pxelinux 5.x, 6.x memtest problem

[Wim Janssen]

Hello,

FYI. This problem looks similar to the problem I reported in Februari
http://www.syslinux.org/archives/2013-February/019517.html

Kind regards,
Wim.

On 06/28/2013 10:02 AM, Matt Fleming wrote:
> On Fri, 28 Jun, at 08:13:03AM, Németh Péter wrote:
>> Hi guys!
>> I tried to boot memtest86+ v4.2 (renamed memtest.bin to memtest), and
>> i have issues to boot it with pxelinux 5.x and greater.Pxelinux 4.06
>> works fine both memtest 4.1 and 4.2.
>> With version 6.00 no error message caught, only writes out dots. Any
>> keypress does a reboot.With version 5.01 the error message is the
>> follow:Loading images/memtest/memtest86... okBooting kernel failed:
>> Bad file number
>> The pxelinux.cfg/default file contents:DEFAULT memtest2
>> LABEL memtest    KERNEL images/memtest/memtest.original    APPEND console=ttyS0,9600n8
>> LABEL memtest2    KERNEL images/memtest/memtest86    APPEND console=ttyS0,9600n8
>> PROMPT 1TIMEOUT 100
>> Any ide how to solve this?
>
> This is the infamous PXE-stack-smasher-bug. It's a regression in the
> 5.xx series (which means it's also in the 6.xx series). This has been
> one of those difficult to reproduce bugs, because it's very much
> dependent on the BIOS memory map.
>
> Is anyone that is hitting this issue willing/able to build PXELINUX from
> a git branch to help with debugging this?
>

-- 
Wim Janssen                    Email: WPJ.Janssen at science.ru.nl
Radboud University Nijmegen
Faculty of Science,            room:  HG03.055
C&CZ                           tel:   +31243652744