Return-path: Received: from mail.deathmatch.net ([72.66.92.28]:2661 "EHLO mail.deathmatch.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753810Ab0DYT0j (ORCPT ); Sun, 25 Apr 2010 15:26:39 -0400 Date: Sun, 25 Apr 2010 15:22:42 -0400 From: me@bobcopeland.com To: Pedro Francisco Cc: Vegard Nossum , "John W. Linville" , linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, mickflemm@gmail.com Subject: Re: ath5k misbehaving affecting other kernel parts unrelated? Message-ID: <20100425192242.GA27921@hash.localnet> References: <201004230806.13628.pedrogfrancisco@gmail.com> <201004240956.45899.pedrogfrancisco@gmail.com> <201004241828.37489.pedrogfrancisco@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 In-Reply-To: <201004241828.37489.pedrogfrancisco@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Sat, Apr 24, 2010 at 06:28:36PM +0100, Pedro Francisco wrote: > ============================================================================= > [ 2658.663424] BUG kmalloc-4096: Poison overwritten > [ 2658.663483] Ok there are 4 messages here, two of them are definitely 802.11 beacons, which would point the finger squarely at ath5k. We had reports of this some time ago but a few things got rewritten around that time. I'd guess the rx DMA code is still subtly broken. > 6b 6b kkkkkkkkkkkkkkkk > [ 2658.664816] Object 0xed3db0c0: c4 00 84 00 00 22 43 89 42 69 4e 12 ca 6f > 6f 6f �...."C.BiN.�ooo > [ 4689.945547] Object 0xed3d9080: c4 00 70 00 00 22 43 89 42 69 fe 08 eb 14 > 14 14 �.p.."C.Bi�.�... Offhand, I'm not sure what pattern these are. > [14487.165341] Object 0xed378040: 80 00 00 00 ff ff ff ff ff ff 00 1e 8c 0f 3e af > [24370.460011] Object 0xed3dc100: 80 00 00 00 ff ff ff ff ff ff 00 1e 8c 0f 3e af These two are definitely beacons. -- Bob Copeland %% www.bobcopeland.com