Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755292AbYGUUQT (ORCPT ); Mon, 21 Jul 2008 16:16:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753884AbYGUUQA (ORCPT ); Mon, 21 Jul 2008 16:16:00 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:40136 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751554AbYGUUQA (ORCPT ); Mon, 21 Jul 2008 16:16:00 -0400 Date: Mon, 21 Jul 2008 13:15:59 -0700 (PDT) Message-Id: <20080721.131559.258601277.davem@davemloft.net> To: torvalds@linux-foundation.org Cc: Larry.Finger@lwfinger.net, mingo@elte.hu, ischram@telenet.be, akpm@linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, j@w1.fi Subject: Re: [crash] BUG: unable to handle kernel NULL pointer dereference at 0000000000000370 From: David Miller In-Reply-To: References: <20080721193425.GA29287@elte.hu> <4884E6E6.7010800@lwfinger.net> X-Mailer: Mew version 5.2 on Emacs 22.1 / 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 List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 782 Lines: 19 From: Linus Torvalds Date: Mon, 21 Jul 2008 12:47:58 -0700 (PDT) > On Mon, 21 Jul 2008, Larry Finger wrote: > > With an invalid opcode, mine is likely due to stack corruption. > > No, invalid opcode is because we use the "ud2" instruction for BUG(), > which causes an invalid op exception. So any BUG[_ON]() will always cause > that on x86. Is there really no more backtrace from that crash message? It would tell me what driver it's in. There is some "comm: b43" in the log so I'll check that one. -- 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/