From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756105AbXGHA5f (ORCPT ); Sat, 7 Jul 2007 20:57:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754228AbXGHA52 (ORCPT ); Sat, 7 Jul 2007 20:57:28 -0400 Received: from minas.ics.muni.cz ([147.251.4.40]:51715 "EHLO minas.ics.muni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753544AbXGHA51 (ORCPT ); Sat, 7 Jul 2007 20:57:27 -0400 Date: Sun, 8 Jul 2007 02:58:07 +0200 From: Lukas Hejtmanek To: linux-kernel@vger.kernel.org Subject: SLAB corruption Message-ID: <20070708005807.GV3885@ics.muni.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: 8bit X-echelon: NSA, CIA, CI5, MI5, FBI, KGB, BIS, Plutonium, Bin Laden, bomb User-Agent: Mutt/1.5.16 (2007-06-11) X-Muni-Spam-TestIP: 81.31.45.161 X-Muni-Envelope-From: xhejtman@ics.muni.cz X-Muni-Envelope-To: linux-kernel@vger.kernel.org X-Muni-Virus-Test: Clean X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-3.0 (minas.ics.muni.cz [147.251.4.35]); Sun, 08 Jul 2007 02:57:25 +0200 (CEST) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello, I'm trying to get to work InfiniBand card (Mellanox) in Xen and DomU. If I use SLAB_DEBUG I got the following message: Slab corruption: start=ffff880098f513b8, len=256 Redzone: 0x1600000016/0x1700000017. Last user: <0000001800000018>(0x1800000018) 000: 17 00 00 00 17 00 00 00 18 00 00 00 18 00 00 00 010: 19 00 00 00 19 00 00 00 1a 00 00 00 1a 00 00 00 020: 1b 00 00 00 1b 00 00 00 1c 00 00 00 1c 00 00 00 030: 1d 00 00 00 1d 00 00 00 1e 00 00 00 1e 00 00 00 040: 1f 00 00 00 1f 00 00 00 00 00 00 00 00 00 00 00 050: 01 00 00 00 01 00 00 00 02 00 00 00 02 00 00 00 Prev obj: start=0000000398f5120b, len=256 Unable to handle kernel paging request at 0000000398f5130b RIP: print_objinfo+0x22/0xde Could anyone give me some hints how to track down the SLAB corruption? -- Lukáš Hejtmánek