Re: Linux 2.6.24-rc7

["Alejandro Riveira Fernández" <ariveira@gmail.com>]

El Mon, 7 Jan 2008 18:30:51 +0100
Michael Buesch <mb@bu3sch.de> escribi=C3=B3:

> On Monday 07 January 2008 17:52:48 Alejandro Riveira Fern=C3=A1ndez w=
rote:
> > El Mon, 7 Jan 2008 17:24:03 +0100
> > Michael Buesch <mb@bu3sch.de> escribi=C3=B3:
> >=20
> >                                                                    =
                 =20
> > >=20
> > > 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.
> >=20
> >  This?
> >=20
> >=20
> > [   37.043990] WARNING: at /home/alex/kernel/linux-2.6/net/mac80211=
/rx.c:1486 __ieee80211_rx()=20
> > [   37.043996] Pid: 0, comm: swapper Not tainted 2.6.24-rc7 #3     =
                                                         =20
> > [   37.043998]                                                     =
                                                         =20
> > [   37.043999] Call Trace:                                         =
                                                         =20
> > [   37.044001]  <IRQ>  [<ffffffff80227fe3>] enqueue_task+0x13/0x30 =
                                                         =20
> > [   37.044040]  [<ffffffff88178cbe>] :mac80211:__ieee80211_rx+0xc7e=
/0xd30                                                   =20
> > [   37.044044]  [<ffffffff80228062>] activate_task+0x32/0x50       =
                                                         =20
> > [   37.044073]  [<ffffffff8816a28b>] :mac80211:ieee80211_tasklet_ha=
ndler+0xbb/0x120                                         =20
> > [   37.044086]  [<ffffffff80238d08>] tasklet_action+0x48/0xb0      =
                                                         =20
> > [   37.044091]  [<ffffffff80238c09>] __do_softirq+0x69/0xe0        =
                                                         =20
> > [   37.044097]  [<ffffffff8020ce2c>] call_softirq+0x1c/0x30        =
                                                         =20
> > [   37.044101]  [<ffffffff8020efe5>] do_softirq+0x35/0x90          =
                                                         =20
> > [   37.044105]  [<ffffffff80238aa5>] irq_exit+0x95/0xa0            =
                                                         =20
> > [   37.044108]  [<ffffffff8020f0c0>] do_IRQ+0x80/0x100             =
                                                         =20
> > [   37.044111]  [<ffffffff8020a840>] default_idle+0x0/0x40         =
                                                         =20
> > [   37.044115]  [<ffffffff8020c181>] ret_from_intr+0x0/0xa         =
                                                         =20
> > [   37.044117]  <EOI>  [<ffffffff8020a869>] default_idle+0x29/0x40 =
                                                         =20
> > [   37.044130]  [<ffffffff8020a8f5>] cpu_idle+0x75/0xc0            =
                                                         =20
> > [   37.044146]                                                     =
                                                         =20
>=20
>=20
> Can you check if that is the
> WARN_ON_ONCE(((unsigned long)(skb->data + hdrlen)) & 3);
> in rx.c line 1486?
=20
 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?
=20
 WARN_ON_ONCE(((unsigned long)(skb->data + hdrlen)) & 3);


=20
=20


> If that is the one, then fixes are already on their way upstream.
> Ignore the harmless warning for now.
 =20
 Thanks for your time



>=20
-
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