From owner-freebsd-bugs@FreeBSD.ORG Sat Nov 20 17:30:26 2004 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9A5C916A4CE for ; Sat, 20 Nov 2004 17:30:26 +0000 (GMT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6758E43D54 for ; Sat, 20 Nov 2004 17:30:26 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.11/8.12.11) with ESMTP id iAKHUQdt012689 for ; Sat, 20 Nov 2004 17:30:26 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.12.11/8.12.11/Submit) id iAKHUQ3F012684; Sat, 20 Nov 2004 17:30:26 GMT (envelope-from gnats) Resent-Date: Sat, 20 Nov 2004 17:30:26 GMT Resent-Message-Id: <200411201730.iAKHUQ3F012684@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Normal User Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 74B7716A4CE for ; Sat, 20 Nov 2004 17:22:51 +0000 (GMT) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6353E43D1D for ; Sat, 20 Nov 2004 17:22:51 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.12.11/8.12.11) with ESMTP id iAKHMpsW089673 for ; Sat, 20 Nov 2004 17:22:51 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.12.11/8.12.11/Submit) id iAKHMpQc089672; Sat, 20 Nov 2004 17:22:51 GMT (envelope-from nobody) Message-Id: <200411201722.iAKHMpQc089672@www.freebsd.org> Date: Sat, 20 Nov 2004 17:22:51 GMT From: Normal User To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Subject: misc/74171: Fatal trap 12: page fault while in kernel mode X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 20 Nov 2004 17:30:26 -0000 >Number: 74171 >Category: misc >Synopsis: Fatal trap 12: page fault while in kernel mode >Confidential: no >Severity: critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Sat Nov 20 17:30:25 GMT 2004 >Closed-Date: >Last-Modified: >Originator: Normal User >Release: 5.3-RELEASE >Organization: >Environment: FreeBSD 5.3-RELEASE FreeBSD 5.3-RELEASE #0: Fri Nov 5 04:19:18 UTC 2004 root@harlow.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 >Description: My test machine has an internal modem which uses the comms/ltmdm driver (Lucent WinModem), whenever someone calls me the system inmediately crashes badly. I've been tracking 4-STABLE in this machine for years without any problem. I did a fresh install of 5.3-RELEASE last week. The error I receive is: Fatal trap 12: page fault while in kernel mode fault virtual address = 0x138 fault code = supervisor read, page not present instruction pointer = 0x8:0xc183300d stack pointer = 0x10:0xcc721c80 frame pointer = 0x10:0xcc721c90 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL0, pres1, def32 1, gran 1 procesor eflags = resume, IOPL = 0 current process = 35 (swi5: tty:ltmdm++) trap number = 12 panic: page fault Uptime: 3h9m23s dmesg reports ltmdm0: port 0xe800-0xe8ff,0xec00-0xec07 mem 0xdfffff00-0xdfffffff irq 19 at device 8.0 on pci0 ltmdm0: [GIANT-LOCKED] ltmdm0: type Virtual 16550A >How-To-Repeat: just dial my phone number... >Fix: >Release-Note: >Audit-Trail: >Unformatted: