Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751209AbWAIP7g (ORCPT ); Mon, 9 Jan 2006 10:59:36 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751259AbWAIP7g (ORCPT ); Mon, 9 Jan 2006 10:59:36 -0500 Received: from [81.2.110.250] ([81.2.110.250]:15066 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1751209AbWAIP7f (ORCPT ); Mon, 9 Jan 2006 10:59:35 -0500 Subject: Re: kernel BUG at drivers/ide/ide.c:1384! From: Alan Cox To: "linux-os (Dick Johnson)" Cc: Ralf Hildebrandt , linux-kernel@vger.kernel.org In-Reply-To: References: <20060109095159.GE4535@charite.de> <1136816352.6659.10.camel@localhost.localdomain> <20060109141958.GM2767@charite.de> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Mon, 09 Jan 2006 16:02:22 +0000 Message-Id: <1136822543.6659.20.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 957 Lines: 25 On Llu, 2006-01-09 at 10:30 -0500, linux-os (Dick Johnson) wrote: > He might be able to do the same thing with `cat /dev/urandom > /dev/hda`. Or by taking the lid off and painting it purple with pink spots, but neither are relevant to the problem at hand. > There are not a lot of file-system checks against bad data in file-systems. Nothing to do with the file system > The '-w' reset will guarantee bad data, which may propagate to the > file-system(s) in use, causing all kinds of problems. So, the OOPS under > these conditions is expected. No. If the locking in the drivers is correct then -w is totally boringly safe. But the locking isn't. Follow ups should probably go to the linux-ide list. Alan - 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/