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SubjectRe: Linux 2.6.24-rc7
El Mon, 7 Jan 2008 18:30:51 +0100
Michael Buesch <mb@bu3sch.de> escribió:

> On Monday 07 January 2008 17:52:48 Alejandro Riveira Fernández wrote:
> > El Mon, 7 Jan 2008 17:24:03 +0100
> > Michael Buesch <mb@bu3sch.de> escribió:
> >
> >
> > >
> > > Can you post the lines above this?
> > > This might be a WARN_ON_ONCE() triggering, for which fixes are on their way into
> > > the wireless-2.6 tree.
> >
> > This?
> >
> >
> > [ 37.043990] WARNING: at /home/alex/kernel/linux-2.6/net/mac80211/rx.c:1486 __ieee80211_rx()
> > [ 37.043996] Pid: 0, comm: swapper Not tainted 2.6.24-rc7 #3
> > [ 37.043998]
> > [ 37.043999] Call Trace:
> > [ 37.044001] <IRQ> [<ffffffff80227fe3>] enqueue_task+0x13/0x30
> > [ 37.044040] [<ffffffff88178cbe>] :mac80211:__ieee80211_rx+0xc7e/0xd30
> > [ 37.044044] [<ffffffff80228062>] activate_task+0x32/0x50
> > [ 37.044073] [<ffffffff8816a28b>] :mac80211:ieee80211_tasklet_handler+0xbb/0x120
> > [ 37.044086] [<ffffffff80238d08>] tasklet_action+0x48/0xb0
> > [ 37.044091] [<ffffffff80238c09>] __do_softirq+0x69/0xe0
> > [ 37.044097] [<ffffffff8020ce2c>] call_softirq+0x1c/0x30
> > [ 37.044101] [<ffffffff8020efe5>] do_softirq+0x35/0x90
> > [ 37.044105] [<ffffffff80238aa5>] irq_exit+0x95/0xa0
> > [ 37.044108] [<ffffffff8020f0c0>] do_IRQ+0x80/0x100
> > [ 37.044111] [<ffffffff8020a840>] default_idle+0x0/0x40
> > [ 37.044115] [<ffffffff8020c181>] ret_from_intr+0x0/0xa
> > [ 37.044117] <EOI> [<ffffffff8020a869>] default_idle+0x29/0x40
> > [ 37.044130] [<ffffffff8020a8f5>] cpu_idle+0x75/0xc0
> > [ 37.044146]
>
>
> Can you check if that is the
> WARN_ON_ONCE(((unsigned long)(skb->data + hdrlen)) & 3);
> in rx.c line 1486?

How can I check? The source code I build does indeed have the line
you quoted on net/mac80211/rx.c:1486 Is that what you are asking for?

WARN_ON_ONCE(((unsigned long)(skb->data + hdrlen)) & 3);






> If that is the one, then fixes are already on their way upstream.
> Ignore the harmless warning for now.

Thanks for your time



>
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