From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752548Ab2HLUy6 (ORCPT ); Sun, 12 Aug 2012 16:54:58 -0400 Received: from ogre.sisk.pl ([193.178.161.156]:34778 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751544Ab2HLUy4 (ORCPT ); Sun, 12 Aug 2012 16:54:56 -0400 From: "Rafael J. Wysocki" To: "Greg Kroah-Hartman" Subject: Re: [Regression, post-3.5] NULL pointer dereference in usb-wwan after resume from system suspend Date: Sun, 12 Aug 2012 23:00:48 +0200 User-Agent: KMail/1.13.6 (Linux/3.5.0+; KDE/4.6.0; x86_64; ; ) Cc: linux-usb@vger.kernel.org, Matthias Urlichs , LKML , Linux PM list References: <201208120039.19463.rjw@sisk.pl> <20120811225609.GA20031@kroah.com> In-Reply-To: <20120811225609.GA20031@kroah.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201208122300.49084.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sunday, August 12, 2012, Greg Kroah-Hartman wrote: > On Sun, Aug 12, 2012 at 12:39:19AM +0200, Rafael J. Wysocki wrote: > > Hi, > > > > The usb-wwan driver triggers a NULL pointer dereference oops after resume > > from system suspend on my Toshiba Portege R500, but since that driver > > hasn't changed since v3.5 and it is only used by the option driver, I suppose > > that the latter is responsible for that. > > > > This is a clear regression from v3.5, it hasn't happened ever before. > > > > I'll collect some details tomorrow. > > Known bug, we have a fix for it in the usb-next tree now, it will be > going to Linus in a few days. Cool. :-) > If you want, I can dig up the patch for it and send it to you, if it's > stopping other things from working for you at the moment. No, it's not delaying me, thanks! Rafael