Return-path: Received: from mail-fx0-f158.google.com ([209.85.220.158]:46627 "EHLO mail-fx0-f158.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753356AbZEMXPv (ORCPT ); Wed, 13 May 2009 19:15:51 -0400 Received: by fxm2 with SMTP id 2so972542fxm.37 for ; Wed, 13 May 2009 16:15:51 -0700 (PDT) Subject: Re: [BUG] Connection to an access point is dropped shortly after a association From: Maxim Levitsky To: iwlwifi maling list Cc: linux-wireless In-Reply-To: <1241606898.18657.2.camel@maxim-laptop> References: <1241499464.4816.13.camel@maxim-laptop> <1241606898.18657.2.camel@maxim-laptop> Content-Type: text/plain Date: Thu, 14 May 2009 02:15:46 +0300 Message-Id: <1242256546.3241.9.camel@maxim-laptop> Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: On Wed, 2009-05-06 at 13:48 +0300, Maxim Levitsky wrote: > On Tue, 2009-05-05 at 07:57 +0300, Maxim Levitsky wrote: > > This is a recent regression. > > For some access points, eg @ my home, everything is fine as before. > > But here @ university (open access points) this happens. > > > > Looking at output of 'iw dev wlan 0 station dump' reveals very large > > 'inactive time'. > > > > Reconnecting restores the connection briefly for yet another 30 seconds > > or so. > > > > Best regards, > > Maxim Levitsky > > > > PS: this is iwlwifi.git commit: > > 5a94b6d38100b7056a5a347e5c51359d924d305d > > > > > > > can't seem to reproduce it with wireless-testing of yestarday. > But I bet that this bug continues to exist. Yep, this still happens. I can easily reproduce that, but only at a specific spot, in my University. Happens with both old and new firmware. I continue to investigate, maybe bisect. Works fine with ubuntu kernel from 9.04. It can be related to roaming. Best regards, Maxim Levitsky