From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267386AbUHECd0 (ORCPT ); Wed, 4 Aug 2004 22:33:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267470AbUHECd0 (ORCPT ); Wed, 4 Aug 2004 22:33:26 -0400 Received: from ylpvm15-ext.prodigy.net ([207.115.57.46]:9655 "EHLO ylpvm15.prodigy.net") by vger.kernel.org with ESMTP id S267386AbUHECdZ (ORCPT ); Wed, 4 Aug 2004 22:33:25 -0400 From: David Brownell To: Norbert Preining Subject: Re: [linux-usb-devel] 2.6.8-rc2-mm2 with usb and input problems Date: Wed, 4 Aug 2004 19:26:31 -0700 User-Agent: KMail/1.6.2 Cc: linux-usb-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org References: <20040802162845.GA24725@gamma.logic.tuwien.ac.at> <20040802171325.GA26949@gamma.logic.tuwien.ac.at> <20040803081134.GA13745@gamma.logic.tuwien.ac.at> In-Reply-To: <20040803081134.GA13745@gamma.logic.tuwien.ac.at> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Message-Id: <200408041926.31293.david-b@pacbell.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 03 August 2004 01:11, Norbert Preining wrote: > Then I tried lsusb, which hang, here is what sysrq-t says: > lsusb D C0158CDC 0 3942 3849 (NOTLB) > ... > Call Trace: > [] link_path_walk+0xa1f/0xd4e > [] __down+0x8b/0x116 > [] default_wake_function+0x0/0xc > [] usbdev_open+0x54/0xfa [usbcore] > [] __down_failed+0x8/0xc > [] .text.lock.devio+0x5/0xff [usbcore] > [] filp_open+0x4c/0x4e > [] vfs_read+0xa9/0xf5 > [] sys_read+0x38/0x59 > [] syscall_call+0x7/0xb Not clear how to read that stack; if it's usbdev_open() that's making the trouble, lock_kernel() is blocked. But that doesn't quite make sense to me. Sorry! - Dave