Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761693AbYBEWAo (ORCPT ); Tue, 5 Feb 2008 17:00:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758612AbYBEWAg (ORCPT ); Tue, 5 Feb 2008 17:00:36 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:38893 "EHLO amd.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755780AbYBEWAf (ORCPT ); Tue, 5 Feb 2008 17:00:35 -0500 Date: Tue, 5 Feb 2008 22:44:41 +0100 From: Pavel Machek To: ipw3945-devel@lists.sourceforge.net, reinette.chatre@intel.com, linux-wireless@vger.kernel.org, yi.zhu@intel.com, kernel list Subject: ipw3945: not only it periodically dies, it also BUG()s Message-ID: <20080205214441.GA1518@elf.ucw.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2298 Lines: 61 Hi! Under not-even-high load, it periodically restarts: Feb 5 21:08:50 amd kernel: iwl3945: Microcode SW error detected. Restarting 0x82000008. Feb 5 21:08:52 amd kernel: iwl3945: Can't stop Rx DMA. Feb 5 21:12:51 amd kernel: iwl3945: Microcode SW error detected. Restarting 0x82000008. Feb 5 21:12:53 amd kernel: iwl3945: Can't stop Rx DMA. Feb 5 21:21:44 amd kernel: iwl3945: Microcode SW error detected. Restarting 0x82000008. Feb 5 21:21:46 amd kernel: iwl3945: Can't stop Rx DMA. Feb 5 21:27:32 amd kernel: iwl3945: Microcode SW error detected. Restarting 0x82000008. Feb 5 21:27:34 amd kernel: iwl3945: Can't stop Rx DMA. Feb 5 21:41:29 amd -- MARK -- Feb 5 22:01:29 amd -- MARK -- Feb 5 22:09:11 amd kernel: iwl3945: Microcode SW error detected. Restarting 0x82000008. Feb 5 22:09:12 amd kernel: iwl3945: Can't stop Rx DMA. ...I've reported this before, with full debugging. Not sure if anything happened. Now, I got BUG() in iwl3945-base.c: 3824 static void iwl3945_tx_cmd_complete(struct iwl3945_priv *priv, struct iwl3945_rx_mem_buffer *rxb) { struct iwl3945_rx_packet *pkt = (struct iwl3945_rx_packet *)rxb->skb->data; u16 sequence = le16_to_cpu(pkt->hdr.sequence); int txq_id = SEQ_TO_QUEUE(sequence); int index = SEQ_TO_INDEX(sequence); int huge = sequence & SEQ_HUGE_FRAME; int cmd_index; struct iwl3945_cmd *cmd; /* If a Tx command is being handled and it isn't in the actual * command queue then there a command routing bug has been introduced * in the queue management code. */ if (txq_id != IWL_CMD_QUEUE_NUM) IWL_ERROR("Error wrong command queue %d command id 0x%X\n", txq_id, pkt->hdr.cmd); BUG_ON(txq_id != IWL_CMD_QUEUE_NUM); ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Here. Any ideas? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/