Bug#572932: linux-image-2.6.32-3-amd64: memory allocation failure in iwlagn driver

[maximilian attems <max@stro.at>]

On Mon, 08 Mar 2010, maximilian attems wrote:

> On Sun, 07 Mar 2010, Ritesh Raj Sarraf wrote:
> 
> > Package: linux-2.6
> > Version: 2.6.32-9
> > Severity: normal
> > 
> > The iwlagn driver seems to be buggy in the 2.6.32 release. On this
> > kernel (not sure of the earlier ones as I recently got this machine) I
> > have been noticing too many OOMs and iwlagn driver failure. kernel logs
> > report memory allocation failure.
> > 
> > dmesg log is attached.
> > 
> > Most of the time this problem starts occuring when I am pumping I/O
> > through my wifi network device
> > 
> > 
> > Regards,
> > Ritesh
>  
> > [135314.860623] ifconfig: page allocation failure. order:4, mode:0x40d0
> > [135314.860634] Pid: 6831, comm: ifconfig Tainted: G        W  2.6.32-3-amd64 
> 
> yep, have seen above on any linux-2.6 since I got this x61s.
> 
> please test 2.6.33 from experimental, not sure it is fixed.
> hadn't time to check it myself, but according to 
> 2f301227a1ede57504694e1f64839839f5737cac it should behave much better.
> 
> aboves patch is huge and doesn't apply out of the box to 2.6.32,
> but looks like a valid backport candidate, didn't check on what it
> depends.

88804e2b33b6ab3974ff2330cd045ca53d6750c5 looks like another worthwile
improvement.