From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261296AbUD3VR3 (ORCPT ); Fri, 30 Apr 2004 17:17:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261340AbUD3VEf (ORCPT ); Fri, 30 Apr 2004 17:04:35 -0400 Received: from zero.aec.at ([193.170.194.10]:27405 "EHLO zero.aec.at") by vger.kernel.org with ESMTP id S261296AbUD3U7d (ORCPT ); Fri, 30 Apr 2004 16:59:33 -0400 To: "Alexander v. Buelow" cc: linux-kernel@vger.kernel.org Subject: Re: Bug on Quad Opteron in 2.6.6-rc3 References: <1QkoR-81m-31@gated-at.bofh.it> From: Andi Kleen Date: Fri, 30 Apr 2004 22:59:31 +0200 In-Reply-To: <1QkoR-81m-31@gated-at.bofh.it> (Alexander v. Buelow's message of "Thu, 29 Apr 2004 16:10:13 +0200") Message-ID: User-Agent: Gnus/5.110002 (No Gnus v0.2) Emacs/21.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org "Alexander v. Buelow" writes: > Hi, > > I use a quad opteron machine based on the fedora core 2 test 3 release. > I compiled a kernel 2.6.6-rc3 myself and the machine crashes when > mounting the rootfs. I tested kernel 2.6.6-rc2 with exact the same > .config and it works fine, the same with kernel 2.6.6-rc1. Apply the appended patch. -Andi diff -puN include/asm-x86_64/processor.h~a include/asm-x86_64/processor.h --- 25/include/asm-x86_64/processor.h~a Fri Apr 30 11:24:58 2004 +++ 25-akpm/include/asm-x86_64/processor.h Fri Apr 30 11:25:28 2004 @@ -20,6 +20,8 @@ #include #include +#define ARCH_MIN_TASKALIGN L1_CACHE_BYTES + #define TF_MASK 0x00000100 #define IF_MASK 0x00000200 #define IOPL_MASK 0x00003000