Return-path: Received: from the.earth.li ([46.43.34.31]:59987 "EHLO the.earth.li" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752014AbaDPGKs (ORCPT ); Wed, 16 Apr 2014 02:10:48 -0400 Date: Wed, 16 Apr 2014 07:10:43 +0100 From: Jonathan McDowell To: "Grumbach, Emmanuel" Cc: Emmanuel Grumbach , Intel Linux Wireless , linux-wireless Subject: Re: [Ilw] Re: Intel 7260 not working in 802.11n mode Message-ID: <20140416061043.GZ24850@earth.li> (sfid-20140416_081052_673178_425C49B8) References: <20140407003648.GA19740@earth.li> <20140407064556.GN24850@earth.li> <0BA3FCBA62E2DC44AF3030971E174FB303DC6723@HASMSX103.ger.corp.intel.com> <20140407152312.GO24850@earth.li> <0BA3FCBA62E2DC44AF3030971E174FB303DCA5EC@HASMSX103.ger.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <0BA3FCBA62E2DC44AF3030971E174FB303DCA5EC@HASMSX103.ger.corp.intel.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Sun, Apr 13, 2014 at 11:07:10AM +0000, Grumbach, Emmanuel wrote: > > > Your log seems healthy - you associate at Apr 6 17:17:20 and > > > disassociate at Apr 6 17:18:05 - was that intentional? > > > > All I did was load the module with the debug parameter set, let Network > > Manager do its thing and wait for the connection to fail, then unload the > > module. NM is reporting that the DHCP times out - log at: > > > > http://the.earth.li/~noodles/iwlfail-nm.log > > > > I'd be blaming Network Manager or some other piece of configuration if it > > wasn't for the fact that disabling 11n makes things work. > > > I really can't see anything bad in this log. > Can you run tracing? > > sudo trace-cmd record -e iwlwifi -e iwlwifi_msg -e mac80211 -e cfg80211 > > this will create a trace.dat file which I'd like to look at. http://the.earth.li/~noodles/iwlwifi/broken-trace.dat.xz and for completeness, with disable_11n=1: http://the.earth.li/~noodles/iwlwifi/working-trace.dat.xz In both cases I started the trace, flipped the hardware wifi disable switch, let Network Manager do its thing. J. -- I just Fedexed my soul to hell. I'm *real* clever.