netdev - Re: kernel panic in latest vanilla stable, while using nameif with "alive" pppoe interfaces

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Date:	Tue, 20 Oct 2009 14:36:49 +0300
From:	Denys Fedoryschenko <denys@...p.net.lb>
To:	Cyrill Gorcunov <gorcunov@...il.com>
Cc:	Michal Ostrowski <mostrows@...il.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	netdev <netdev@...r.kernel.org>, linux-ppp@...r.kernel.org,
	paulus@...ba.org, mostrows@...thlink.net
Subject: Re: kernel panic in latest vanilla stable, while using nameif with  "alive" pppoe interfaces

On Tuesday 20 October 2009 06:04:35 Cyrill Gorcunov wrote:
> On 10/20/09, Denys Fedoryschenko <denys@...p.net.lb> wrote:
> > On Tuesday 20 October 2009 00:22:39 Michal Ostrowski wrote:
> >> I'm assuming that there was a race in us sending patches at nearly the
> >> same
> >> time I'm convinced now that the flush_lock can die, and the patch I sent
> >> out kills it.
> >
> > o_O
> >
> > I am drowning in patches. Just let me know which one to test :-)
>
> Oh ;) Try out latest Michal's patch (and then mine). I'll continue
> digg this issue at next spare time slot. Thanks!
Tried your patch, panic almost immediately
Here is a text of panic message over netconsole
http://www.nuclearcat.com/files/panic_pppoe3.txt
It is  different now, before it was pppoe_device_event, now in pppoe_rcv

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