Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752135Ab1BHHvd (ORCPT ); Tue, 8 Feb 2011 02:51:33 -0500 Received: from mailout09.t-online.de ([194.25.134.84]:44810 "EHLO mailout09.t-online.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752087Ab1BHHvb (ORCPT ); Tue, 8 Feb 2011 02:51:31 -0500 Message-ID: <4D50F5FA.7050202@t-online.de> Date: Tue, 08 Feb 2011 08:51:22 +0100 From: Knut Petersen User-Agent: Mozilla/5.0 (X11; U; Linux i686; de; rv:1.9.1.16) Gecko/20101125 SUSE/3.0.11 Thunderbird/3.0.11 MIME-Version: 1.0 To: Paul Mackerras CC: David Miller , linux-kernel@vger.kernel.org, mostrows@earthlink.net, linux-ppp@vger.kernel.org, xiaosuo@gmail.com, eric.dumazet@gmail.com Subject: Re: [BUG] 2.6.38-rc2: Circular Locking Dependency References: <4D3D45A3.7040809@t-online.de> <20110206.232856.246531984.davem@davemloft.net> <20110207102950.GA17044@brick.ozlabs.ibm.com> <20110207104315.GB17044@brick.ozlabs.ibm.com> In-Reply-To: <20110207104315.GB17044@brick.ozlabs.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-ID: TQ1B-rZOrh5xACPhR6VCRIRt1Q4OOOv1Yw+9iMfZpSulWH1SDQF0rVZWc16SksyQPn X-TOI-MSGID: 6c657531-0135-4819-997c-3f1284e45023 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 995 Lines: 30 Hi everybody! I bisected the problem with the following result: aa9421041128abb4d269ee1dc502ff65fb3b7d69 is the first bad commit commit aa9421041128abb4d269ee1dc502ff65fb3b7d69 Author: Changli Gao Date: Sat Dec 4 02:31:41 2010 +0000 net: init ingress queue The dev field of ingress queue is forgot to initialized, then NULL pointer dereference happens in qdisc_alloc(). Move inits of tx queues to netif_alloc_netdev_queues(). Signed-off-by: Changli Gao Acked-by: Eric Dumazet Signed-off-by: David S. Miller :040000 040000 dcbb6ab41c4308cba1bc6823d200dcf92aa402d8 b5e190ec681d26ffe62d1d0214c4ef77b8034189 M net cu, Knut -- 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/