From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx104.postini.com [74.125.245.104]) by kanga.kvack.org (Postfix) with SMTP id E6CBC6B004F for ; Sat, 17 Dec 2011 15:55:45 -0500 (EST) Received: by wibhq12 with SMTP id hq12so664596wib.14 for ; Sat, 17 Dec 2011 12:55:44 -0800 (PST) Message-ID: <1324155340.3323.23.camel@edumazet-laptop> Subject: Re: Memory corruption warnings triggered by repeated slabinfo -v From: Eric Dumazet Date: Sat, 17 Dec 2011 21:55:40 +0100 In-Reply-To: <4EECF64B.1020409@palosanto.com> References: <4EEBFAF3.60609@palosanto.com> <1324092514.2621.49.camel@edumazet-laptop> <4EECF64B.1020409@palosanto.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Alex =?ISO-8859-1?Q?Villac=EDs?= Lasso Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org Le samedi 17 dA(C)cembre 2011 A 15:06 -0500, Alex VillacA-s Lasso a A(C)crit : > El 16/12/11 22:28, Eric Dumazet escribiA3: > > Le vendredi 16 dA(C)cembre 2011 A 21:14 -0500, Alex VillacA-s Lasso a > > A(C)crit : > >> I am running Fedora 16 x86_64 and testing vanilla kernel 3.2-rc5. I > >> wanted to test the slabinfo program, so I wrote a small shell script > >> slabinfo-forever.sh (attached) that invokes slabinfo -v every 3 seconds. > >> Just by doing this, I was able to trigger several memory validation > >> warnings, attached in this message. The reason I wanted to test slabinfo > >> is because back when I was running Fedora 14, I had some video issues > >> that seemed consistent with memory corruption. I tried to submit a > >> kernel bug at https://bugzilla.kernel.org/show_bug.cgi?id=42312 just > >> before the kernel.org hack issue, but bugzilla.kernel.org never came up > >> after that. > > Problem is known and fixes were submitted. > > > > > Still happening in 3.2-rc6. The dmesg output is attached. > > What are the git commits of the fixes? Are they scheduled to go into 3.2 > stable? Fixes were submitted but not yet accepted in mainline. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org