From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752006Ab0FFG1u (ORCPT ); Sun, 6 Jun 2010 02:27:50 -0400 Received: from fg-out-1718.google.com ([72.14.220.159]:39314 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751741Ab0FFG1t (ORCPT ); Sun, 6 Jun 2010 02:27:49 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; b=RmQCsHDTu5645ITHCk98mEt4snf4zaNt5qoZxozpDFGDYbPLgQcPTGMMD0OQjKG6xg tw/7RTrK8xw9+go9UA9IV0AtA5clNkYh2cl5n3phEh7eACjr5Of4TayB4Ui5QdHhg9J5 ayibiukY8xgpYRwDmXtaOLEA4VmprAlxbaOWo= Message-ID: <4C0B3FDF.6080303@gmail.com> Date: Sun, 06 Jun 2010 08:27:43 +0200 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; cs-CZ; rv:1.9.2.4) Gecko/20100527 SUSE/3.1rc1-3.3 Thunderbird/3.1 MIME-Version: 1.0 To: "Justin P. Mattock" CC: Linux Kernel Mailing List , the arch/x86 maintainers , linux-video@atrey.karlin.mff.cuni.cz Subject: Re: BUG kmalloc-4096: Poison overwritten References: <4C0B3C5B.5040703@gmail.com> In-Reply-To: <4C0B3C5B.5040703@gmail.com> X-Enigmail-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/06/2010 08:12 AM, Justin P. Mattock wrote: > ============================================================================= > > [ 0.002046] BUG kmalloc-4096: Poison overwritten > [ 0.002051] > ----------------------------------------------------------------------------- > > [ 0.002052] > [ 0.002063] INFO: 0xffff88003ec09e00-0xffff88003ec09e9f. First byte > 0x20 instead of 0x6b > [ 0.002073] INFO: Slab 0xffffea0000dba1c0 objects=7 used=1 > fp=0xffff88003ec09048 flags=0x40000000000040c3 > [ 0.002082] INFO: Object 0xffff88003ec09048 @offset=4168 > fp=0xffff88003ec0a090 > [ 0.002083] > [ 0.002093] Bytes b4 0xffff88003ec09038: 00 00 00 00 00 00 00 00 5a > 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ > [ 0.002114] Object 0xffff88003ec09048: 6b 6b 6b 6b 6b 6b 6b 6b 6b > 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk ... > 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk > [ 0.002999] Object 0xffff88003ec09df8: 6b 6b 6b 6b 6b 6b 6b 6b 20 > 07 20 07 20 07 20 07 kkkkkkkk........ > [ 0.002999] Object 0xffff88003ec09e08: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e18: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e28: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e38: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e48: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e58: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e68: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e78: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e88: 20 07 20 07 20 07 20 07 20 > 07 20 07 20 07 20 07 ................ > [ 0.002999] Object 0xffff88003ec09e98: 20 07 20 07 20 07 20 07 6b > 6b 6b 6b 6b 6b 6b 6b ........kkkkkkkk > [ 0.002999] Object 0xffff88003ec09ea8: 6b 6b 6b 6b 6b 6b 6b 6b 6b Just guessing, grey spaces which should go to video ram? -- js