From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 18 Dec 2002 21:35:13 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 18 Dec 2002 21:35:13 -0500 Received: from dp.samba.org ([66.70.73.150]:22187 "EHLO lists.samba.org") by vger.kernel.org with ESMTP id ; Wed, 18 Dec 2002 21:35:12 -0500 From: Rusty Russell To: Jeremy Fitzhardinge Cc: Linux Kernel List Subject: Re: modules oops in 2.5.52 In-reply-to: Your message of "18 Dec 2002 17:14:05 -0800." <1040260444.1316.4.camel@ixodes.goop.org> Date: Thu, 19 Dec 2002 13:11:21 +1100 Message-Id: <20021219024313.759EC2C075@lists.samba.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org In message <1040260444.1316.4.camel@ixodes.goop.org> you write: > Hi, > > I just had an oops in the modules code: > > Dec 18 16:58:59 ixodes kernel: Unable to handle kernel paging request at virt ual address f8980924 > Dec 18 16:58:59 ixodes kernel: printing eip: > Dec 18 16:58:59 ixodes kernel: f896756d > Dec 18 16:58:59 ixodes kernel: *pde = 01bfc067 > Dec 18 16:58:59 ixodes kernel: *pte = 00000000 > Dec 18 16:58:59 ixodes kernel: Oops: 0000 > Dec 18 16:58:59 ixodes kernel: CPU: 0 > Dec 18 16:58:59 ixodes kernel: EIP: 0060:[] Not tainted > Dec 18 16:58:59 ixodes kernel: EFLAGS: 00010282 > Dec 18 16:58:59 ixodes kernel: EIP is at __exitfn+0xd/0x4c [parport_pc] Actually, you had an oops in the parport_pc code, in cleanup_module(). Now, *why* that oopsed, I don't know... > Now, any process which touches /proc/modules hangs, I guess because a > lock was being held. Yes. Changing this would be particularly interesting, since you don't want a simultaneous "modprobe" to fail. Rusty. -- Anyone who quotes me in their sig is an idiot. -- Rusty Russell.