Re: 2.6.32-rc0-git: oops in wireless, iwl3945 related?

From: Johannes Berg
Date: Sat Oct 17 2009 - 18:01:27 EST


On Sat, 2009-10-17 at 20:33 +0200, Pavel Machek wrote:
> On Thu 2009-10-01 23:27:49, Johannes Berg wrote:
> > On Thu, 2009-10-01 at 23:16 +0200, Johannes Berg wrote:
> >
> > > > wlan0: Selected IBSS BSSID 02:18:41:de:3f:02 based on configured SSID
> > > > wlan0: Trigger new scan to find an IBSS to join
> > > > wlan0: Trigger new scan to find an IBSS to join
> > > > wlan0: Creating new IBSS network, BSSID f2:d3:80:82:ed:6a
> > > > wlan0: Creating new IBSS network, BSSID 52:17:bf:45:d6:9d
> > > > skb_over_panic: text:c07b4113 len:130 put:36 head:e4c3edf0
> > >
> > > This entire log is very odd ... can you reproduce this easily? printk
> > > timestamps would be useful.
> >
> > Kinda looks like a race condition, but it's rather odd. I think there's
> > a race condition, so I'm going to submit this patch regardless after
> > some testing, but if you want please try the patch below.
>
> Well, the problem is not exactly reproducible... it failed to happen
> again. So... thanks and I'll keep my eyes open if it returns.

Felix also found a bad condition (inverted) in the adhoc code, so that
might be related too.

johannes

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