From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758089AbYHTOL3 (ORCPT ); Wed, 20 Aug 2008 10:11:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754294AbYHTOLF (ORCPT ); Wed, 20 Aug 2008 10:11:05 -0400 Received: from mail-gx0-f16.google.com ([209.85.217.16]:38411 "EHLO mail-gx0-f16.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751369AbYHTOLD (ORCPT ); Wed, 20 Aug 2008 10:11:03 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=ZOAa3IE3m07c4TCLXjN/vyGceEbue4/myq1TX8KB2AoJqXNuTx+dOKGql4KbIrGcgb cYjZ6o77oTvYrgr1n0wI3Dez7zBx6EYmM2lh9JfU27n4nFog8zbuLw4xUVYqAmlt3Izv dy9YX8rA/kiUcvvzu9Htl98G5DmWCdlHjqHLc= Message-ID: Date: Wed, 20 Aug 2008 16:11:00 +0200 From: "Dmitry Adamushko" To: "Peter Oruba" Subject: Re: BUG: [2/2 -tip] x86-microcode: generic interface refactoring Cc: "Ingo Molnar" , "Tigran Aivazian" , "Max Krasnyansky" , LKML In-Reply-To: <48AC2340.5010204@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <1219184546.10426.41.camel@earth> <48AC2340.5010204@amd.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 2008/8/20 Peter Oruba : > With latest tip-microcode I get the following: > > Aug 23 13:38:26 gai_nfs ------------[ cut here ]------------ > Aug 23 13:38:26 gai_nfs kernel BUG at arch/x86/kernel/microcode.c:351! What's your kernel version? I assume it does not have the following fix, doesn't it? http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git;a=commit;h=279ef6bbb8308488398c8f33b04c760148428378 sched, cpu hotplug: fix set_cpus_allowed() use in hotplug callbacks author Dmitry Adamushko Wed, 30 Jul 2008 10:34:04 +0000 (12:34 +0200) committer Ingo Molnar Mon, 11 Aug 2008 14:32:41 +0000 (16:32 +0200) commit 279ef6bbb8308488398c8f33b04c760148428378 > Aug 23 13:38:26 gai_nfs invalid opcode: 0000 [1] SMP > Aug 23 13:38:26 gai_nfs CPU 0 > Aug 23 13:38:26 gai_nfs Modules linked in: microcode_amd microcode > Aug 23 13:38:26 gai_nfs Pid: 4258, comm: bash Not tainted 2.6.27-rc1 #10 > Aug 23 13:38:26 gai_nfs RIP: 0010:[] [] > microcode_update_cpu+0x1b/0xf1 [microcode] > Aug 23 13:38:26 gai_nfs RSP: 0018:ffff88003ed41db8 EFLAGS: 00010297 > Aug 23 13:38:26 gai_nfs RAX: 0000000000000000 RBX: 0000000000000001 RCX: > 00000000c0000100 > Aug 23 13:38:26 gai_nfs RDX: 0000000000000000 RSI: ffff88003f87cbf0 RDI: > 0000000000000001 > Aug 23 13:38:26 gai_nfs RBP: 0000000000000001 R08: 0000000000000000 R09: > ffff880001011ae0 > Aug 23 13:38:26 gai_nfs R10: 000000009f3b7578 R11: ffff88003f887de0 R12: > 0000000000000000 > Aug 23 13:38:26 gai_nfs R13: 0000000000000001 R14: 0000000000000002 R15: > ffffffff80739d00 > Aug 23 13:38:26 gai_nfs FS: 00007f0e312d26d0(0000) > GS:ffffffff807b2a80(0000) knlGS:0000000000000000 > Aug 23 13:38:26 gai_nfs CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > Aug 23 13:38:26 gai_nfs CR2: 00007f0f13293f20 CR3: 000000003e412000 CR4: > 00000000000006a0 > Aug 23 13:38:26 gai_nfs DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > Aug 23 13:38:26 gai_nfs DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: > 0000000000000400 > Aug 23 13:38:26 gai_nfs Process bash (pid: 4258, threadinfo > ffff88003ed40000, task ffff88003f3e5950) > Aug 23 13:38:26 gai_nfs Stack: ffff88000101c980 0000000000000296 > 0000000000000003 0000000000000001 > Aug 23 13:38:26 gai_nfs 0000000000000001 0000000000000001 0000000000000001 > ffffffffa00005ac > Aug 23 13:38:26 gai_nfs 0000000000000003 0000000000000001 0000000000000282 > 0000000000000002 > Aug 23 13:38:26 gai_nfs Call Trace: > Aug 23 13:38:26 gai_nfs [] ? microcode_init_cpu+0x48/0x61 > [microcode] > Aug 23 13:38:26 gai_nfs [] ? mc_cpu_callback+0x2b/0x76 > [microcode] > Aug 23 13:38:26 gai_nfs [] ? notifier_call_chain+0x29/0x4c > Aug 23 13:38:26 gai_nfs [] ? cpu_up+0x105/0x16a > Aug 23 13:38:26 gai_nfs [] ? store_online+0x46/0x6d > Aug 23 13:38:26 gai_nfs [] ? sysfs_write_file+0xd0/0x107 > Aug 23 13:38:26 gai_nfs [] ? vfs_write+0xad/0x136 > Aug 23 13:38:26 gai_nfs [] ? sys_write+0x45/0x6e > Aug 23 13:38:26 gai_nfs [] ? > system_call_fastpath+0x16/0x1b [ ... ] -- Best regards, Dmitry Adamushko