Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754591AbXE0FgS (ORCPT ); Sun, 27 May 2007 01:36:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751752AbXE0FgM (ORCPT ); Sun, 27 May 2007 01:36:12 -0400 Received: from mx1.suse.de ([195.135.220.2]:35075 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751492AbXE0FgL (ORCPT ); Sun, 27 May 2007 01:36:11 -0400 Date: Sat, 26 May 2007 22:37:36 -0700 From: Greg KH To: bert hubert , linux-kernel@vger.kernel.org, kay.sievers@vrfy.org Subject: Re: udev regression? lsusb silent (no output) since 2.6.22-rc2 at least Message-ID: <20070527053736.GA20903@suse.de> References: <20070526201854.GA20758@outpost.ds9a.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070526201854.GA20758@outpost.ds9a.nl> User-Agent: Mutt/1.5.15 (2007-04-06) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1863 Lines: 58 On Sat, May 26, 2007 at 10:18:54PM +0200, bert hubert wrote: > Greg, Kay, kernel people, > > Today I booted 2.6.22-rc2 on Ubunty Edgy Eft, and lsusb died on me: > > ahu@intel:~$ lsusb > ahu@intel:~$ sudo lsusb > ahu@intel:~$ > > This behaviour persists in rc4. This might be udev related. I'm running: > ii udev 093-0ubuntu18.0edgy2 > > USB does work fine. > > Bit from strace: > > open("/dev/bus/usb", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY) = 3 > fstat64(3, {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0 > fcntl64(3, F_SETFD, FD_CLOEXEC) = 0 > getdents64(3, /* 4 entries */, 4096) = 112 > close(3) = 0 > open("/dev/bus/usb", O_RDONLY|O_NONBLOCK|O_LARGEFILE|O_DIRECTORY) = 3 > fstat64(3, {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0 > fcntl64(3, F_SETFD, FD_CLOEXEC) = 0 > getdents64(3, /* 4 entries */, 4096) = 112 > getdents64(3, /* 0 entries */, 4096) = 0 > close(3) = 0 > (end of program) > > ahu@intel:~$ ls -l /dev/bus/usb -d > drwxr-xr-x 3 root root 80 2007-05-26 21:58 /dev/bus/usb > > ahu@intel:~$ ls -l /dev/bus/usb/ > total 0 > lrwxrwxrwx 1 root root 14 2007-05-26 21:58 devices -> .usbfs/devices > > ahu@intel:~$ ls -l /dev/bus/usb/devices > lrwxrwxrwx 1 root root 14 2007-05-26 21:58 /dev/bus/usb/devices -> > .usbfs/devices > > ahu@intel:~$ wc -l /dev/bus/usb/devices > 95 /dev/bus/usb/devices > > On another machine (debian etch), with an older kernel, where lsusb does > work: What is that kernel version? This works fine for me here too... thanks, greg k-h - 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/