[driverloader] kernel oops on X11 shutdown with stk16 kernel

Linuxant support (Jonathan) support at linuxant.com
Wed Nov 17 10:32:49 EST 2004


Hi,

since you have an issue with the Fedora Core 3 kernel we provide, please 
try with a fresh 2.6.9 kernel from http://www.kerne.org instead. To 
obtain a 16K stacks kernel, please apply the following patch to the kernel :

http://www.linuxant.com/driverloader/wlan/full/archive/linux-2.6.9-16kstacks.patch

Regards,


Jonathan
Technical specialist / Linuxant
www.linuxant.com
support at linuxant.com


Somsak Sriprayoonsakul wrote:
> Hi,
>    I 'm having similar problem on FC3 (2.6.9-1.667.stk16) too. Also,
> I'm using Intel Centrino base Notebook (Dell latitude 500 with Intel
> Wireless Proce 2100 MiniPCI) wih latest WindowsXP driver from Dell
> (w70n51.inf,sys). I think that Linuxant should posted a pre-compiled
> kernel which resolve this kind of problem.
> 
> 
>>Hi,
>>
>>in the 16K stacks kernel we offer on our web site, we have reversed a 
>>few patches. We have reversed at least the following patches :
>>
>>---
>>4G/4G layout
>>4K stacks
>>---
>>
>>We also added our own 16K stacks patch. We probably also reversed some 
>>other less important patches that were now difficult to merge because of 
>>the removal of the previous mentioned patches.
>>
>>You can download the 'kernel-source' package of the 16K stacks kernel we 
>>offer from the following page :
>>
>>http://www.linuxant.com/driverloader/wlan/full/downloads-fc2-kernel-i586.php
>>
>>With the 'kernel-source' package, you will be able to see which patches 
>>where reversed.
>>
>>Regards,
>>
>>
>>Jonathan
>>Technical specialist / Linuxant
>>www.linuxant.com
>>support at linuxant.com
>>
>>
>>Rich Ibbotson wrote:
>>
>>>Hi Jonathan,
>>>
>>>That kernel works fine, no strange X11 behavior.  Driverloader works 
>>>great, too.  So I guess it's something in one of the 45 patches (yikes, 
>>>45 patches!) included in the FC2 kernel.  I'm a little hesitant about 
>>>not using any of those patches, since I'm not sure why they're being 
>>>applied.  I can try reversing some of the patches on the FC2 kernel 
>>>sources, to see if I can find the problematic one.  Any suggestions on 
>>>where to start?  Or maybe a different suggestion altogether?
>>>
>>>thanks very much for the help,
>>>Rich
>>>
>>>Linuxant support (Jonathan) wrote:
>>>
>>>
>>>>Hi,
>>>>
>>>>please try with a fresh 2.6.8.1 kernel from 'http://www.kernel.org'. 
>>>>Before you compile this kernel, please apply this patch :
>>>>
>>>>http://www.linuxant.com/driverloader/wlan/full/archive/linux-2.6.8-16kstacks.patch
>>>>
>>>>
>>>>You should make sure that the following configuration option is disabled
>>>>
>>>>---
>>>>CONFIG_4KSTACKS
>>>>---
>>>>
>>>>and you should enable the following option
>>>>
>>>>---
>>>>CONFIG_16KSTACKS
>>>>---
>>>>
>>>>Since you will now use a custom compiled Linux kernel, you will need 
>>>>to use the generic RPM package (if you do not already use it) that we 
>>>>offer on the DriverLoader download page at :
>>>>
>>>>http://www.linuxant.com/driverloader/wlan/full/downloads.php
>>>>
>>>>Regards,
>>>>
>>>>
>>>>Jonathan
>>>>Technical specialist / Linuxant
>>>>www.linuxant.com
>>>>support at linuxant.com
>>>>
>>>>
>>>>Rich Ibbotson wrote:
>>>>
>>>>
>>>>>Thanks, Jonathan.  It looks like that doesn't help for my case (intel 
>>>>>centrino with XP drivers).
>>>>>I still get messages indicating that I need to use a kernel with >4K 
>>>>>stack size.
>>>>>
>>>>>cheers,
>>>>>Rich
>>>>>
>>>>>Jonathan Baron wrote:
>>>>>
>>>>>
>>>>>>On 10/03/04 08:00, Rich Ibbotson wrote:
>>>>>>
>>>>>>
>>>>>>>Hi all,
>>>>>>>
>>>>>>>I'm having some difficulties getting driverloader running on my Fedora
>>>>>>>Core 2 system.  Actually, it's not the driverloader code that is the
>>>>>>>problem, it's the "stk16" kernel that I'm using to get around the 4k
>>>>>>>stack restriction in the FC2 kernel.
>>>>>>>
>>>>>>>The problem:
>>>>>>>When I boot using the 2.6.8-1.521.stk16.i686 replacement kernel, 
>>>>>>>running
>>>>>>>in runlevel 5, all is well until I log out of a kde session.  At that
>>>>>>>point, instead of getting a graphical login screen, the X server 
>>>>>>>crashes
>>>>>>>and I see a kernel oops. I've included the relevant bits of
>>>>>>>/var/log/messages and /var/log/Xorg.0.log below.
>>>>>>>
>>>>>>>Note that I am not sure whether or not this is due to the 4k/16k 
>>>>>>>patch.
>>>>>>>I've built a kernel from the sources for 2.6.8-1.521 (from Fedora Core
>>>>>>>2) with only the change to disable 4 GB kernel-space/user-space vm
>>>>>>>support (no 16k stack patch), and I see slightly different problems -
>>>>>>>sometimes an oops at logout, sometimes a system freeze when I log in
>>>>>>>graphically, sometimes it works fine.
>>>>>>>
>>>>>>>Any ideas?  I've tried building a custom kernel starting from the 
>>>>>>>stk16
>>>>>>>source but re-enabling 4G/4G virtual memory - the resulting kernel
>>>>>>>doesn't even boot.  Last thing I see is "Uncompressing Linux... OK,
>>>>>>>booting the kernel".
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>With Fedora Core 2 and the 2.6.8-1.521 kernel (the latest),
>>>>>>driverloader works for me WITHOUT using a modified kernel (either
>>>>>>custom or the stk16 from Linuxant).  You might try that.  I did
>>>>>>do the following:
>>>>>>
>>>>>>dldrconfig --enable-workaround=stack
>>>>>>
>>>>>
>>>>>
>>>>>_______________________________________________
>>>>>driverloader mailing list
>>>>>driverloader at lists.linuxant.com
>>>>>https://www.linuxant.com/mailman/listinfo/driverloader
>>>>
>>>>
>>>>
>>>_______________________________________________
>>>driverloader mailing list
>>>driverloader at lists.linuxant.com
>>>https://www.linuxant.com/mailman/listinfo/driverloader
>>
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