From owner-freebsd-i386@FreeBSD.ORG Tue May 30 14:50:20 2006 Return-Path: X-Original-To: freebsd-i386@hub.freebsd.org Delivered-To: freebsd-i386@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6383116AA31 for ; Tue, 30 May 2006 14:50:20 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id CBC8243D48 for ; Tue, 30 May 2006 14:50:19 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id k4UEoJCB053596 for ; Tue, 30 May 2006 14:50:19 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id k4UEoJoU053595; Tue, 30 May 2006 14:50:19 GMT (envelope-from gnats) Resent-Date: Tue, 30 May 2006 14:50:19 GMT Resent-Message-Id: <200605301450.k4UEoJoU053595@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-i386@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, hm-gerhards@web.de Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9F61116A5C7 for ; Tue, 30 May 2006 14:43:35 +0000 (UTC) (envelope-from hm-gerhards@web.de) Received: from fmmailgate09.web.de (fmmailgate09.web.de [217.72.192.184]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0FDB343D5E for ; Tue, 30 May 2006 14:43:27 +0000 (GMT) (envelope-from hm-gerhards@web.de) Received: from smtp05.web.de (fmsmtp05.dlan.cinetic.de [172.20.4.166]) by fmmailgate09.web.de (Postfix) with ESMTP id 80BEA3A0549 for ; Tue, 30 May 2006 16:43:26 +0200 (CEST) Received: from [145.254.130.149] (helo=neptun.hmg.homeunix.net) by smtp05.web.de with asmtp (TLSv1:AES256-SHA:256) (WEB.DE 4.107 #114) id 1Fl5RM-00023m-00 for FreeBSD-gnats-submit@freebsd.org; Tue, 30 May 2006 16:43:26 +0200 Received: from michael by neptun.hmg.homeunix.net with local (Exim 4.60 (FreeBSD)) (envelope-from ) id 1Fl5Pq-0000Jt-LB for FreeBSD-gnats-submit@freebsd.org; Tue, 30 May 2006 16:41:50 +0200 Message-Id: <20060530144150.GA1179@neptun.hmg.homeunix.net> Date: Tue, 30 May 2006 16:41:50 +0200 From: Hans-Michael Gerhards Sender: hm-gerhards@web.de To: FreeBSD-gnats-submit@FreeBSD.org Cc: Subject: i386/98154: 6-STABLE crashes when being online via modem X-BeenThere: freebsd-i386@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: hm-gerhards@web.de List-Id: I386-specific issues for FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 May 2006 14:50:31 -0000 >Number: 98154 >Category: i386 >Synopsis: 6-STABLE crashes when being online via modem >Confidential: no >Severity: serious >Priority: high >Responsible: freebsd-i386 >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue May 30 14:50:19 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Hans-Michael Gerhards >Release: FreeBSD 6.1-STABLE i386 >Organization: >Environment: System: FreeBSD neptun.hmg.homeunix.net 6.1-STABLE FreeBSD 6.1-STABLE #3: Mon May 15 19:10:40 CEST 2006 root@neptun.hmg.homeunix.net:/usr/obj/usr/src/sys/NEPTUN i386 I am running FreeBSD 6-STABLE on a Fujitsu Siemens Amilo A notebook with mobile AMD Athlon 2600+ and 512 MB RAM (shared memory graphic). This machine has internet access via kppp and a Creative ModemBlaster V.92 serial modem. My window manager is KDE 3.4.2, kppp 2.3.2, pppd 2.3.11. >Description: Sometimes when being connected to the internet via serial modem and kppp dial-up connection the system completly locks up (and reboots after some seconds to minutes). "kgdb kernel.debug /var/crash/vmcore.2" on my system gives the following output: [GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"] GNU gdb 6.1.1 [FreeBSD] (...) Unread portion of the kernel message buffer: Fatal trap 12: page fault while in kernel mode fault virtual address = 0x29 fault code = supervisor write, page not present instruction pointer = 0x20:0xc06ad6a6 stack pointer = 0x28:0xd992f9d0 frame pointer = 0x28:0xd992fa00 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 793 (opera) trap number = 12 panic: page fault Uptime: 19m31s Dumping 478 MB (2 chunks) chunk 0: 1MB (159 pages) ... ok chunk 1: 478MB (122352 pages) 462 446 430 414 398 382 366 350 334 318 302 286 270 254 238 222 206 190 174 158 142 126 110 94 (CTRL-C to abort) (CTRL-C to abort) 78 (CTRL-C to abort) (CTRL-C to abort) (CTRL-C to abort) 62 46 30 14 #0 doadump () at pcpu.h:165 165 __asm __volatile("movl %%fs:0,%0" : "=r" (td)); (kgdb) quit >How-To-Repeat: Establishing an dial-up internet access via modem and kppp and browsing around some internet pages. After some time (the exact time is unpredictable, sometimes only minutes, sometimes even not within some hours) the system completly locks up and reboots. >Fix: >Release-Note: >Audit-Trail: >Unformatted: