From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263930AbTLATtX (ORCPT ); Mon, 1 Dec 2003 14:49:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263937AbTLATtX (ORCPT ); Mon, 1 Dec 2003 14:49:23 -0500 Received: from mail.kroah.org ([65.200.24.183]:28037 "EHLO perch.kroah.org") by vger.kernel.org with ESMTP id S263930AbTLATtW (ORCPT ); Mon, 1 Dec 2003 14:49:22 -0500 Date: Mon, 1 Dec 2003 11:21:58 -0800 From: Greg KH To: Tom Rini Cc: Linus Torvalds , henning@meier-geinitz.de, Kernel Mailing List , linux-usb-users@lists.sourceforge.net Subject: Re: USB scanner issue (Was: Re: Beaver in Detox!) Message-ID: <20031201192158.GC23209@kroah.com> References: <20031128182625.GP2541@stop.crashing.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20031128182625.GP2541@stop.crashing.org> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Nov 28, 2003 at 11:26:25AM -0700, Tom Rini wrote: > On Wed, Nov 26, 2003 at 12:55:00PM -0800, Linus Torvalds wrote: > > [snip] > > I give you "Beaver in Detox", aka linux-2.6.0-test11. This is mainly > > brought on by the fact that the old aic7xxx driver was broken in -test10, > > and Ingo found this really evil test program that showed an error case in > > do_fork() that we had never handled right. Well, duh! > > I've found an odd problem that's in at least 2.6.0-test11. I've > reproduced this twice now with an Epson 1240 USB scanner > (0x04b8/0x010b). What happens is if I run xsane from gimp, acquire a > preview, start to scan and then cancel, the scanner becomes > unresponsive. If I try and quit xsane, it gets stuck. Unplugging / > replugging and then trying to kill xsane locked the machine up hard. > > Here's ver_linux, dmesg and the versions of gimp/xsane I'm running (I've > used the scanner during this boot, without trying to lock it up): Can't you use xsane without the scanner kernel driver? I thought the latest versions used libusb/usbfs to talk directly to the hardware. Because of this, the USB scanner driver is marked to be removed from the kernel sometime in the near future. thanks, greg k-h