Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932126Ab2FYPE6 (ORCPT ); Mon, 25 Jun 2012 11:04:58 -0400 Received: from mail-yw0-f51.google.com ([209.85.213.51]:49653 "EHLO mail-yw0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756944Ab2FYPE4 convert rfc822-to-8bit (ORCPT ); Mon, 25 Jun 2012 11:04:56 -0400 MIME-Version: 1.0 In-Reply-To: <20120611172545.GA1776@redhat.com> References: <1339423241.4999.53.camel@lappy> <20120611144134.GX22557@sortiz-mobl> <1339425693.6001.2268.camel@edumazet-glaptop> <20120611145700.GY22557@sortiz-mobl> <1339426778.6001.2312.camel@edumazet-glaptop> <20120611152007.GZ22557@sortiz-mobl> <1339433810.4999.65.camel@lappy> <20120611172545.GA1776@redhat.com> From: Sasha Levin Date: Mon, 25 Jun 2012 17:04:35 +0200 Message-ID: Subject: Re: net: nfc: BUG and panic in accept() on 3.5-rc2 To: Dave Jones , Sasha Levin , Samuel Ortiz , Eric Dumazet , David Miller , lauro.venancio@openbossa.org, aloisio.almeida@openbossa.org, "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , linux-wireless Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1524 Lines: 33 On Mon, Jun 11, 2012 at 7:25 PM, Dave Jones wrote: > On Mon, Jun 11, 2012 at 06:56:50PM +0200, Sasha Levin wrote: > > ?> > > > > > What's trinity ? > ?> > > > > > Also, if this one is reproducible, would you mind sharing some details about > ?> > > > > > how we could reproduce it ? > ?> > > > > > ?> > > > > Well, bugfix should be trivial enough ;) > ?> > > > Yep, I looked at the code only after looking at Sasha's report. > ?> > > > > ?> > > > Thanks for the patch, do you mind if I add your SOB to it ? > ?> > > > ?> > > I ?would prefer making sure it fixes the bug first ;) > ?> > Sure, although your patch makes sense regardless of that :) > ?> > I'll still wait for Sasha to confirm that it fixes his crash. > ?> > ?> I don't have a direct way of reproducing it, but I've put it in the test > ?> vm and the fuzzer is running, I'll let you know tomorrow if it happened > ?> again. > > You might be able to trigger it faster by using -P PF_NFC, which will > force trinity to only use NFC sockets. > > sidenote: most protocols trigger the module to be auto-loaded when a socket > is created. This doesn't seem to happen with nfc, making me need to manually > modprobe it first. Intentional ? It fixes the bug, wasn't been able to reproduce it since then. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/