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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Fengguang Wu <fengguang.wu@intel.com>,
	"H.K. Jerry Chu" <hkchu@google.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	networking <netdev@vger.kernel.org>,
	linux-can@vger.kernel.org
Subject: Re: sctp_close/sk_free: kernel BUG at arch/x86/mm/physaddr.c:18!
Date: Wed, 05 Sep 2012 17:30:46 +0200	[thread overview]
Message-ID: <1346859046.13121.144.camel@edumazet-glaptop> (raw)
In-Reply-To: <50476931.20100@pengutronix.de>

On Wed, 2012-09-05 at 17:01 +0200, Marc Kleine-Budde wrote:
> On 09/05/2012 04:55 PM, Fengguang Wu wrote:
> >>> This in turn means the problem doesn't come from the CAN patches, as
> >>> both trees have different CAN patches. I'm adding Eric W. Biederman on
> >>> Cc as he contributed some sctp patches between v3.6 and net-next/master.
> >>
> >> Anything is possible, but this seems unlikely as I don't think I touched
> >> anything close to that part of the code.
> > 
> > You are both right.  The bad commit turns out to be one of:
> > 
> > 1bed966cc3bd4042110129f0fc51aeeb59c5b200 Merge branch 'tcp_fastopen_server'
> > 168a8f58059a22feb9e9a2dcc1b8053dbbbc12ef tcp: TCP Fast Open Server - main code path
> > 8336886f786fdacbc19b719c1f7ea91eb70706d4 tcp: TCP Fast Open Server - support TFO listeners
> > 
> > Thanks,
> > Fengguang
> 
> Thanks for your work Fengguang.
> 
> Marc
> 

OK I have a good idea how to fix the bug, I will send a patch ASAP

Thanks



  reply	other threads:[~2012-09-05 15:30 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-04 13:59 sctp_close/sk_free: kernel BUG at slab.c:3074! Fengguang Wu
2012-09-04 14:04 ` sctp_close/sk_free: kernel BUG at arch/x86/mm/physaddr.c:18! Fengguang Wu
2012-09-04 17:10   ` Marc Kleine-Budde
2012-09-04 20:32     ` Eric W. Biederman
2012-09-04 20:42       ` Marc Kleine-Budde
2012-09-05 14:55       ` Fengguang Wu
2012-09-05 15:01         ` Marc Kleine-Budde
2012-09-05 15:30           ` Eric Dumazet [this message]
2012-09-05 15:40             ` Eric Dumazet
2012-09-05 16:57               ` Eric Dumazet
2012-09-05 22:28                 ` Fengguang Wu
2012-09-05 23:07                   ` Jerry Chu
2012-09-06  4:54                 ` Fengguang Wu
2012-09-06 18:07                   ` [PATCH net-next] tcp: fix TFO regression Eric Dumazet
2012-09-06 18:15                     ` Neal Cardwell
2012-09-06 18:23                       ` David Miller
2012-09-06 18:18                     ` Jerry Chu

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