Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764129AbXHIUAd (ORCPT ); Thu, 9 Aug 2007 16:00:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751599AbXHIUAT (ORCPT ); Thu, 9 Aug 2007 16:00:19 -0400 Received: from iolanthe.rowland.org ([192.131.102.54]:50718 "HELO iolanthe.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754288AbXHIUAR (ORCPT ); Thu, 9 Aug 2007 16:00:17 -0400 Date: Thu, 9 Aug 2007 16:00:13 -0400 (EDT) From: Alan Stern X-X-Sender: stern@iolanthe.rowland.org To: Dan Zwell cc: Oliver Neukum , Tino Keitel , David Brownell , Subject: Re: 2.6.23-rc1: USB hard disk broken In-Reply-To: <46BB47C9.3030609@gmail.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2262 Lines: 58 On Thu, 9 Aug 2007, Dan Zwell wrote: > Oliver Neukum wrote: > > Am Sonntag 05 August 2007 schrieb Tino Keitel: > >> On Thu, Jul 26, 2007 at 10:06:40 +0200, Oliver Neukum wrote: > >>> Am Mittwoch 25 Juli 2007 schrieb Tino Keitel: > >>>> On Wed, Jul 25, 2007 at 10:24:36 +0200, Oliver Neukum wrote: > >>>>> Am Mittwoch 25 Juli 2007 schrieb Tino Keitel: > >>>>>> Hi, > >>>>>> > >>>>>> I just tried 2.6.23-rc1 and shortly after the boot my external USB hard > >>>>>> disk went mad. > >>>> [...] > >>>> > >>>>> Please recompile with CONFIG_USB_DEBUG set. > >>>>> > >> I tried again -rc1 without USB_DEBUG, and was able to reproduce the > >> bug 2 times. At the second time, the kernel log shows this: > >> > >> 2007-08-05_10:30:27.75572 kern.err: ehci_hcd 0000:00:1d.7: dev 6 ep1in scatterli > >> st error 0/-121 > >> 2007-08-05_10:30:27.86576 kern.info: usb 1-6: reset high speed USB device using ehci_hcd and address 5 > >> 2007-08-05_10:30:55.95293 kern.info: usb 1-6: USB disconnect, address 5 > >> 2007-08-05_10:30:55.95300 kern.err: ehci_hcd 0000:00:1d.7: dev 6 ep1in scatterlist error -108/-108 > > > > David, does this error say anything to you? > > > > Regards > > Oliver > > Hi, > > I just completed a git bisect, and commit > 8dfe4b14869fd185ca25ee88b02ada58a3005eaf was the commit that introduced > this problem. This is "usb-storage: implement autosuspend". I don't > think there have been many changes in drivers/usb since I last verified > this problem, so I'm pretty sure this is still happening in the latest > kernel. > > The first thing I am going to do is pull the latest sources, attempt to > revert this patch, and see whether the kernel compiles and works > properly with my USB hard drive. Please let me know of anything I can do > to help. What makes you think the problem you see is the same as the one described by Tino? Do you get the "scatterlist error 0/-121" line in your log? Please provide a dmesg log showing your problem with CONFIG_USB_DEBUG enabled. Alan Stern - 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/