From owner-freebsd-current@FreeBSD.ORG Sat Jul 11 23:51:43 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 35080106564A for ; Sat, 11 Jul 2009 23:51:43 +0000 (UTC) (envelope-from stb@lassitu.de) Received: from koef.zs64.net (koef.zs64.net [212.12.50.230]) by mx1.freebsd.org (Postfix) with ESMTP id C91088FC08 for ; Sat, 11 Jul 2009 23:51:42 +0000 (UTC) (envelope-from stb@lassitu.de) Received: from localhost by koef.zs64.net (8.14.3/8.14.3) with ESMTP id n6BNpeNS034666 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Sun, 12 Jul 2009 01:51:41 +0200 (CEST) (envelope-from stb@lassitu.de) (authenticated as stb) Message-Id: <6D58BB3C-85F4-44A6-A43B-F6E18F056FA4@lassitu.de> From: Stefan Bethke To: Lawrence Stewart In-Reply-To: <4A58DD8D.3090308@freebsd.org> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v935.3) Date: Sun, 12 Jul 2009 01:51:40 +0200 References: <128E7C52-CCBD-4BAF-A4AE-1D914A3968CB@lassitu.de> <4A58DD8D.3090308@freebsd.org> X-Mailer: Apple Mail (2.935.3) Cc: FreeBSD Current Subject: Re: ppp triggers GPF panic X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 11 Jul 2009 23:51:43 -0000 Am 11.07.2009 um 20:44 schrieb Lawrence Stewart: > Stefan Bethke wrote: >> Yesterday's -current, amd64, C2D, 4 GB RAM. Full dmesg below. >> Fatal trap 9: general protection fault while in kernel mode >> cpuid = 0; apic id = 00 >> instruction pointer = 0x20:0xffffffff802fc2ce >> stack pointer = 0x28:0xffffff8000037b10 >> frame pointer = 0x28:0xffffff8000037b30 >> code segment = base 0x0, limit 0xfffff, type 0x1b >> = DPL 0, pres 1, long 1, def32 0, gran 1 >> processor eflags = interrupt enabled, resume, IOPL = 0 >> current process = 12 (swi1: netisr 0) >> [thread pid 12 tid 100007 ] >> Stopped at _mtx_lock_sleep+0x4e: movl 0x288(%rcx),%esi >> Didn't capture anything else there. This happened when my ADSL >> link was forced down (24h connection reset). >> After fixing the file system (UFS2 + softupdates on /), I got >> another "panic: spin lock held too long" on rebooting. >> Then, the GPF panic happened again as ppp was trying to establish >> the connection: > > 1. Do you have a crash dump? Unfortunatly not. > 2. Can you try find a sequence of events to deterministically > reproduce this? Not if I can help it, this is my main gateway at home. Sorry. But I'll try collect as much info as possible if and when it happens again. Stefan -- Stefan Bethke Fon +49 151 14070811