Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030467AbVKWW4G (ORCPT ); Wed, 23 Nov 2005 17:56:06 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030459AbVKWW4G (ORCPT ); Wed, 23 Nov 2005 17:56:06 -0500 Received: from host213-160-108-25.dsl.vispa.com ([213.160.108.25]:46512 "EHLO orac.home") by vger.kernel.org with ESMTP id S1030467AbVKWW4E (ORCPT ); Wed, 23 Nov 2005 17:56:04 -0500 From: Andrew Walrond To: linux-kernel@vger.kernel.org Subject: Re: Dual opteron various segfaults with 2.6.14.2 and earlier kernels Date: Wed, 23 Nov 2005 22:55:57 +0000 User-Agent: KMail/1.8.2 References: <200511231537.49320.cova@ferrara.linux.it> In-Reply-To: <200511231537.49320.cova@ferrara.linux.it> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-6" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200511232255.57716.andrew@walrond.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1509 Lines: 37 On Wednesday 23 November 2005 14:37, Fabio Coatti wrote: > Hi all, > I'm seeing several segfaults on a couple of HP DL585 Dual Opterons, 8Gb ram > each. > > The segfaults are like this: > factorial[17031]: segfault at 0000000000020f31 rip 00000000004035ae rsp > 00007fffffe287e0 error 4 > factorial[17034]: segfault at 0000000000020f31 rip 00000000004035ae rsp > 00007fffffc6f450 error 4 > factorial[17038]: segfault at 0000000000020f31 rip 00000000004035ae rsp > 00007fffffdbd060 error 4 > factorial[17044]: segfault at 0000000000020f31 rip 00000000004035ae rsp > 00007fffffb48fa0 error 4 > factorial[17046]: segfault at 0000000000020f31 rip 00000000004035ae rsp > 00007fffffc2a7f0 error 4 > ld[3997]: segfault at 0000000000000020 rip 00002aaaaad1a525 rsp > 00007fffffa8e960 error 4 > ld[4234]: segfault at 0000000000000020 rip 00002aaaaad1a525 rsp > 00007fffffc3a1e0 error 4 > > This is only an example; often during some "make", also sed segfaults (!). > I've seen this with 2.6.12, 2.6.13.4, 2.6.14.2 > The symtoms look just like the TLB flush filter errata which affected SMP x86_64 kernels upto (at least) 2.6.13.4. IIRC it was fixed for 2.6.14 (at least I stopped using the patch after 2.6.13.4). Are you sure you saw this with 2.6.14+ ? Andrew Walrond - 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/