From owner-freebsd-current Sun Sep 10 20:16:40 2000 Delivered-To: freebsd-current@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 1A77237B422 for ; Sun, 10 Sep 2000 20:16:37 -0700 (PDT) Received: (from jhb@localhost) by pike.osd.bsdi.com (8.9.3/8.9.3) id UAA31476; Sun, 10 Sep 2000 20:16:23 -0700 (PDT) (envelope-from jhb) From: John Baldwin Message-Id: <200009110316.UAA31476@pike.osd.bsdi.com> Subject: Re: New Fatal trap in Current SMP (random.dev changes ??) In-Reply-To: <4.3.2.7.2.20000910192526.00b280e0@pozo.com> from Manfred Antar at "Sep 10, 2000 07:45:25 pm" To: Manfred Antar Date: Sun, 10 Sep 2000 20:16:23 -0700 (PDT) Cc: current@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL68 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Manfred Antar wrote: > >From a new kernel compiled from sources current 7:30 pm 9/10/00 pacific time > Although the first occurrence happened this morning after compiling a kernel > after the random dev changes. > The system boots and mounts disks. When it gets to this point: > Additional routing options: TCP extensions=NO TCP keepalive=YES. > routing daemons:. > I think the random dev kicks in at this point > > Fatal trap 12: page fault while in kernel mode > cpuid = 1; lapic.id = 0c000000 > fault virtual address = 0x2c > fault code = supervisor read, page not present > instruction pointer = 0x8:0xc014f280 > stack pointer = 0x10:0xc9a74f84 > frame pointer = 0x10:0xc9a74f9c > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1,def 32 1,gran 1 > processor flags = interrupt enabled, resume, IOPL = 0 > current process = 2 (random) > trap number = 12 > panic: page fault > cpuid = 1; lapic.id = 0x000000 > boot() called on cpu#1 > > syncing disks....... > > The machine then is frozen and needs a reset to work again > the debugger is unavailable ddb works fine here with this new trap, but I can't get remote gdb to work to save my life. I think that remote gdb must not like me or something. -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.cslab.vt.edu/~jobaldwi/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message