Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261533AbVDEGIS (ORCPT ); Tue, 5 Apr 2005 02:08:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261570AbVDEGIS (ORCPT ); Tue, 5 Apr 2005 02:08:18 -0400 Received: from yacht.ocn.ne.jp ([222.146.40.168]:51669 "EHLO smtp.yacht.ocn.ne.jp") by vger.kernel.org with ESMTP id S261533AbVDEGIP (ORCPT ); Tue, 5 Apr 2005 02:08:15 -0400 From: Akinobu Mita To: linux-kernel@vger.kernel.org Subject: 2.6.12-rc2: random oops on nmi_watchdog=1 Date: Tue, 5 Apr 2005 15:13:10 +0900 User-Agent: KMail/1.7.1 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200504051513.11055.amgta@yacht.ocn.ne.jp> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 903 Lines: 27 With nmi_watchdog=1, I got random Oopses (Unable to handle kernel paging request, not by the NMI oopser) from many processes. It is not happend with -rc1. The following change fixes this problem. but I'm not familiar with these area. If anyone wants more information, let me know. --- 2.6-rc/arch/i386/kernel/entry.S.orig 2005-04-05 14:21:57.000000000 +0900 +++ 2.6-rc/arch/i386/kernel/entry.S 2005-04-05 14:22:36.000000000 +0900 @@ -550,7 +550,7 @@ nmi_stack_correct: xorl %edx,%edx # zero error code movl %esp,%eax # pt_regs pointer call do_nmi - jmp restore_all + jmp restore_nocheck nmi_stack_fixup: FIX_STACK(12,nmi_stack_correct, 1) - 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/