Return-path: Received: from mga01.intel.com ([192.55.52.88]:29002 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757051Ab0GNP31 (ORCPT ); Wed, 14 Jul 2010 11:29:27 -0400 Subject: Re: commit 062bee448bd539580ef9f64efe50fdfe04eeb103 broke my iwlagn 5100 From: "Guy, Wey-Yi" To: Florian Klink Cc: Johannes Berg , "linux-wireless@vger.kernel.org" In-Reply-To: References: <1279100021.7275.24.camel@flokli-laptop> <1279101655.3719.12.camel@jlt3.sipsolutions.net> Content-Type: text/plain Date: Wed, 14 Jul 2010 08:28:48 -0700 Message-Id: <1279121328.19725.27.camel@wwguy-ubuntu> Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi Florian, On Wed, 2010-07-14 at 03:06 -0700, Florian Klink wrote: > Thanks ;-) > > On Wed, 14 Jul 2010 12:00:55 +0200, Johannes Berg > wrote: > > [correct wey-yi's address, remove reinette] > > > > On Wed, 2010-07-14 at 11:33 +0200, Florian Klink wrote: > >> Hi, > >> > >> I hope I'm writing to the right addresses, this is my first kernel bug > >> report :-) > >> > >> I regulary build linus' tree from git. One day, my wireless card was > >> unable to connect to the access point. dmesg showed something like this: > >> > >> [ 122.290949] wlan0: direct probe to 00:15:0c:xx:xx:xx (try 1) > >> [ 122.490158] wlan0: direct probe to 00:15:0c:xx:xx:xx (try 2) > >> [ 122.690057] wlan0: direct probe to 00:15:0c:xx:xx:xx (try 3) > >> [ 122.890031] wlan0: direct probe to 00:15:0c:xx:xx:xx timed out > >> > >> At first, I thought is was some link quality problem and tried it next > >> to the access point, but it still didn't work. > >> I booted another (older) kernel and with this one, the card was able to > >> connect without any problems. > >> > >> I bisected the problem and came to commit > >> 062bee448bd539580ef9f64efe50fdfe04eeb103 > >> iwlwifi: set TX_CMD_FLAG_PROT_REQUIRE_MSK in tx_flag > >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=062bee448bd539580ef9f64efe50fdfe04eeb103 > >> > >> My wireless card is a Intel Corporation Wireless WiFi Link 5100. > >> > >> Will provide more info if needed. > >> Could you please load the iwlagn module with module parameter debug=0x43fff and forward us the dmesg log Thanks Wey >