From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]:14508 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758368Ab3GRKxG (ORCPT ); Thu, 18 Jul 2013 06:53:06 -0400 Date: Thu, 18 Jul 2013 12:55:51 +0200 From: Stanislaw Gruszka To: Ortwin =?iso-8859-1?Q?Gl=FCck?= Cc: Arend van Spriel , linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org Subject: Re: [BUG] 3.10 regression: hang on suspend Message-ID: <20130718105550.GA4628@redhat.com> (sfid-20130718_125327_226068_3B3B6A7E) References: <51E4501D.3010001@odi.ch> <20130716065626.GA1587@redhat.com> <51E4F790.6090308@odi.ch> <51E51712.4020609@broadcom.com> <51E58FA5.4000804@odi.ch> <20130717122944.GA25894@redhat.com> <51E6E1AB.5010300@odi.ch> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 In-Reply-To: <51E6E1AB.5010300@odi.ch> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wed, Jul 17, 2013 at 08:25:47PM +0200, Ortwin Glück wrote: > On 07/17/2013 02:29 PM, Stanislaw Gruszka wrote: > >This looks like livelock > > OK got it. Just a GPF in the suspend path, not a livelock > fortunately. With no_console_suspend the trace appears. Attached is > a screenshot, transcription for your convenience is here: > > NULL pointer deref at iwlagn_mac_remove_interface+0x43/0x120 Unfortunately I still don't know why this happen. Please do objdump -r -d --prefix-addresses net/mac80211/mac80211.ko > mac80211.txt objdump -r -d --prefix-addresses drivers/net/wireless/iwlwifi/dvm/iwldvm.ko > iwldvm.txt and send me mac80211.txt & iwldvm.txt files. Thanks Stanislaw