From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263810AbTJ1Btx (ORCPT ); Mon, 27 Oct 2003 20:49:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263815AbTJ1Btx (ORCPT ); Mon, 27 Oct 2003 20:49:53 -0500 Received: from 12-221-81-65.client.insightBB.com ([12.221.81.65]:27777 "HELO apathy.killer-robot.net") by vger.kernel.org with SMTP id S263810AbTJ1Btv (ORCPT ); Mon, 27 Oct 2003 20:49:51 -0500 Date: Mon, 27 Oct 2003 19:49:50 -0600 From: Maciej Babinski To: Brian Gerst , Linux-Kernel mailing list Subject: Re: cat /proc/bus/pnp/escd -> kernel segfault (2.6 BK) Message-ID: <20031028014950.GA1742@apathy.black-flower> References: <20031027044204.GA23976@merlin.emma.line.org> <3F9D5458.9010704@didntduck.org> <20031027191356.GA5966@merlin.emma.line.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20031027191356.GA5966@merlin.emma.line.org> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 27, 2003 at 08:13:56PM +0100, Matthias Andree wrote: > On Mon, 27 Oct 2003, Brian Gerst wrote: > > > Does this patch fix it? > > Unfortunately not. I am not seeing SIGSEGV or something, the machine > freezes hard instead. > I was having a simliar problem, except my machine seemed to recover from the error. With this patch applied, I get a double-fault: PNPBIOS fault.. attempting recovery. double fault, gdt at c02bbe20 [255 bytes] double fault, tss at c031ca00 eip = ca2f9e10, esp = 00000028 eax = 00000000, ebx = ca2f9e0c, ecx = 00000097, edx = c02bf11c esi = 00000000, edi = c01187f0 Here is how the addresses resolve in /proc/kallsyms: c02bbe20 is in _etext c031ca00 is in km_waitq [ipv6] ca2f9e10 is in __crc_rtc_control [rtc] ca2f9e0c is in __crc_rtc_control [rtc] c02bf11c is in __PAGE_KERNEL [agpgart] c01187f0 is in do_page_fault