From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754255AbZAKRqT (ORCPT ); Sun, 11 Jan 2009 12:46:19 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752597AbZAKRqD (ORCPT ); Sun, 11 Jan 2009 12:46:03 -0500 Received: from one.firstfloor.org ([213.235.205.2]:33526 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752177AbZAKRqB (ORCPT ); Sun, 11 Jan 2009 12:46:01 -0500 Date: Sun, 11 Jan 2009 19:00:20 +0100 From: Andi Kleen To: Takashi Iwai Cc: Andi Kleen , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: usb alsa oops in 2.6.28 in snd_mixer_oss_notify_handler Message-ID: <20090111180020.GK26290@one.firstfloor.org> References: <20090109182653.GA12123@basil.nowhere.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jan 11, 2009 at 01:06:00PM +0100, Takashi Iwai wrote: > At Fri, 9 Jan 2009 19:26:53 +0100, > Andi Kleen wrote: > > > > > > Just got this oops in ALSA with 2.6.28 when I pulled a usb > > sound device while something was writing to it. > > It looks like it jumped to Nirvana through a bad function > > pointer. > > Bah, this is a die-hard bug. > > What kind of apps and sound-subsystem were you running while it's > disconnected? Just mpg321 playing (that's also what crashed), nothing more (no sound server or similar) The system has two sound outputs, one motherboard snd_hda and a usb headset. The output was on the USB headset in this case which I pulled out. -Andi -- ak@linux.intel.com