From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: hang after "registering protocol family 2" in linux-next Date: Sat, 03 Jan 2009 04:20:40 +0100 Message-ID: <87eizljcs7.fsf@basil.nowhere.org> References: <20090101043310.GA23765@basil.nowhere.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii To: netdev@vger.kernel.org Return-path: Received: from one.firstfloor.org ([213.235.205.2]:56571 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751280AbZACDTL (ORCPT ); Fri, 2 Jan 2009 22:19:11 -0500 Received: from basil.firstfloor.org (p5B3C86FA.dip0.t-ipconnect.de [91.60.134.250]) by one.firstfloor.org (Postfix) with ESMTP id 4D6F31AD0021 for ; Sat, 3 Jan 2009 04:32:50 +0100 (CET) In-Reply-To: <20090101043310.GA23765@basil.nowhere.org> (Andi Kleen's message of "Thu, 1 Jan 2009 05:33:10 +0100") Sender: netdev-owner@vger.kernel.org List-ID: Andi Kleen writes: > FYI, > > I booted today's linux-next and I got a hang somewhere in inet_init > (according to initcalL_debug) after Registering protocol family 2 > > Haven't investigated further. I did some investigation now and it seems to be related to TREE_RCU. Goes away with CLASSIC. I'll report it to Paul. -Andi -- ak@linux.intel.com