From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756544AbXIQXNr (ORCPT ); Mon, 17 Sep 2007 19:13:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753589AbXIQXNi (ORCPT ); Mon, 17 Sep 2007 19:13:38 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:60401 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1753478AbXIQXNh (ORCPT ); Mon, 17 Sep 2007 19:13:37 -0400 Date: Mon, 17 Sep 2007 16:13:33 -0700 (PDT) Message-Id: <20070917.161333.38709774.davem@davemloft.net> To: akpm@linux-foundation.org Cc: kamalesh@linux.vnet.ibm.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [2.6.23-rc4-mm1][Bug] kernel BUG at include/linux/netdevice.h:339! From: David Miller In-Reply-To: <20070917141622.330b27b8.akpm@linux-foundation.org> References: <46EE7026.2070203@linux.vnet.ibm.com> <20070917141622.330b27b8.akpm@linux-foundation.org> X-Mailer: Mew version 5.1.52 on Emacs 21.4 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org From: Andrew Morton Date: Mon, 17 Sep 2007 14:16:22 -0700 > On Mon, 17 Sep 2007 17:46:38 +0530 > Kamalesh Babulal wrote: > > > Kernel Bug is hit with 2.6.23-rc4-mm1 kernel on ppc64 machine. > > > > kernel BUG at include/linux/netdevice.h:339! > > (please cc netdev@vger.kernel.org on networking-related matters) > > You died here: > > static inline void napi_complete(struct napi_struct *n) > { > BUG_ON(!test_bit(NAPI_STATE_SCHED, &n->state)); > > The NAPI changes have had a few problems and hopefully things have > been fixed up since then. I'll try to get rc6-mm1 out this evening, > so please retest that? And if you trigger this still it is absolutely critical that you tell us what networking device driver you are using at the time.