Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757061AbXKABmo (ORCPT ); Wed, 31 Oct 2007 21:42:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753022AbXKABme (ORCPT ); Wed, 31 Oct 2007 21:42:34 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:47408 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752630AbXKABmd (ORCPT ); Wed, 31 Oct 2007 21:42:33 -0400 From: "Rafael J. Wysocki" To: Pavel Machek Subject: Re: iwl3945 in 2.6.24-rc1 dies under load Date: Thu, 1 Nov 2007 02:59:04 +0100 User-Agent: KMail/1.9.5 Cc: linux-wireless@vger.kernel.org, kernel list , ipw3945-devel@lists.sourceforge.net, yi.zhu@intel.com References: <20071031005202.GA1534@elf.ucw.cz> In-Reply-To: <20071031005202.GA1534@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200711010259.05315.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4499 Lines: 102 On Wednesday, 31 October 2007 01:52, Pavel Machek wrote: > > Hi! > > ...does not seem to work too well :-(. It connects with the AP > (good!), and survives some "normal" use, but it died at first big > tcpspray (baaaad!). Is this a regression from 2.6.23? > Oct 31 01:03:57 amd log1n[1411]: ROOT LOGIN on `tty6' > Oct 31 01:05:06 amd kernel: iwl3945: Intel(R) PRO/Wireless 3945ABG/BG > Network Connection driver for Linux, 1.1.17kds > Oct 31 01:05:06 amd kernel: iwl3945: Copyright(c) 2003-2007 Intel > Corporation > Oct 31 01:05:06 amd kernel: PCI: Setting latency timer of device > 0000:03:00.0 to 64 > Oct 31 01:05:06 amd kernel: iwl3945: Detected Intel PRO/Wireless > 3945ABG Network Connection > Oct 31 01:05:07 amd kernel: iwl3945: Tunable channels: 11 802.11bg, 13 > 802.11a channels > Oct 31 01:05:07 amd kernel: phy4: Selected rate control algorithm > 'simple' > Oct 31 01:06:05 amd kernel: wlan0: Initial auth_alg=0 > Oct 31 01:06:05 amd kernel: wlan0: authenticate with AP > 00:11:2f:0e:95:a0 > Oct 31 01:06:05 amd kernel: wlan0: RX authentication from > 00:11:2f:0e:95:a0 (alg=0 transaction=2 status=0) > Oct 31 01:06:05 amd kernel: wlan0: authenticated > Oct 31 01:06:05 amd kernel: wlan0: associate with AP 00:11:2f:0e:95:a0 > Oct 31 01:06:05 amd kernel: wlan0: RX AssocResp from 00:11:2f:0e:95:a0 > (capab=0x401 status=0 aid=1) > Oct 31 01:06:05 amd kernel: wlan0: associated > Oct 31 01:06:05 amd kernel: wlan0: switched to short barker preamble > (BSSID=00:11:2f:0e:95:a0) > Oct 31 01:06:05 amd kernel: iwl3945: iwl-3945-rs not selected as rate > control algo! > Oct 31 01:23:52 amd kernel: wlan0: RX deauthentication from > 00:11:2f:0e:95:a0 (reason=4) > Oct 31 01:23:52 amd kernel: wlan0: deauthenticated > Oct 31 01:23:53 amd kernel: wlan0: authenticate with AP > 00:11:2f:0e:95:a0 > Oct 31 01:23:53 amd kernel: wlan0: RX authentication from > 00:11:2f:0e:95:a0 (alg=0 transaction=2 status=0) > Oct 31 01:23:53 amd kernel: wlan0: authenticated > Oct 31 01:23:53 amd kernel: wlan0: associate with AP 00:11:2f:0e:95:a0 > Oct 31 01:23:53 amd kernel: wlan0: RX ReassocResp from > 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) > Oct 31 01:23:53 amd kernel: wlan0: associated > Oct 31 01:23:53 amd kernel: wlan0: switched to short barker preamble > (BSSID=00:11:2f:0e:95:a0) > Oct 31 01:23:53 amd kernel: iwl3945: iwl-3945-rs not selected as rate > control algo! > Oct 31 01:23:53 amd kernel: wlan0: CTS protection enabled > (BSSID=00:11:2f:0e:95:a0) > Oct 31 01:23:53 amd kernel: wlan0: switched to long barker preamble > (BSSID=00:11:2f:0e:95:a0) > Oct 31 01:35:44 amd -- MARK -- > Oct 31 01:38:16 amd kernel: iwl3945: Microcode SW error detected. > Restarting 0x82000008. > Oct 31 01:38:16 amd kernel: iwl3945: Error Reply type 0x00000005 cmd > REPLY_TX (0x1C) seq 0x0267 ser 0x0000004B > Oct 31 01:38:18 amd kernel: iwl3945: Can't stop Rx DMA. > > ...unfortunately, microcode sources are not available so Intel should > fix this, right? > > (Actually, it recovered after 3 minutes): > > Oct 31 01:41:15 amd kernel: wlan0: RX deauthentication from > 00:11:2f:0e:95:a0 (reason=4) > Oct 31 01:41:15 amd kernel: wlan0: deauthenticated > Oct 31 01:41:16 amd kernel: wlan0: authenticate with AP > 00:11:2f:0e:95:a0 > Oct 31 01:41:16 amd kernel: wlan0: RX authentication from > 00:11:2f:0e:95:a0 (alg=0 transaction=2 status=0) > Oct 31 01:41:16 amd kernel: wlan0: authenticated > Oct 31 01:41:16 amd kernel: wlan0: associate with AP 00:11:2f:0e:95:a0 > Oct 31 01:41:16 amd kernel: wlan0: RX ReassocResp from > 00:11:2f:0e:95:a0 (capab=0x401 status=0 aid=1) > Oct 31 01:41:16 amd kernel: wlan0: associated > Oct 31 01:41:16 amd kernel: wlan0: CTS protection enabled > (BSSID=00:11:2f:0e:95:a0) > Oct 31 01:41:16 amd kernel: iwl3945: iwl-3945-rs not selected as rate > control algo! > Oct 31 01:41:16 amd kernel: wlan0: switched to short barker preamble > (BSSID=00:11:2f:0e:95:a0) > > Hmm, and it is pretty reproducible, with: > > tcpspray -n 1 -b 10000000 10.0.0.2 > > Oct 31 01:42:56 amd kernel: iwl3945: Microcode SW error detected. > Restarting 0x82000008. > Oct 31 01:42:56 amd kernel: iwl3945: Error Reply type 0x00000005 cmd > REPLY_TX (0x1C) seq 0x02C7 ser 0x0000004B > Oct 31 01:42:58 amd kernel: iwl3945: Can't stop Rx DMA. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/