From owner-freebsd-hackers@FreeBSD.ORG Thu Dec 4 11:30:02 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 739D01065675 for ; Thu, 4 Dec 2008 11:30:02 +0000 (UTC) (envelope-from yanefbsd@gmail.com) Received: from rv-out-0506.google.com (rv-out-0506.google.com [209.85.198.236]) by mx1.freebsd.org (Postfix) with ESMTP id 47A918FC22 for ; Thu, 4 Dec 2008 11:30:02 +0000 (UTC) (envelope-from yanefbsd@gmail.com) Received: by rv-out-0506.google.com with SMTP id b25so3855692rvf.43 for ; Thu, 04 Dec 2008 03:30:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=S00ry1FMth1q8KYwynCD6Uzb0K/EmS9hi9662980us4=; b=ZQPVb+W22j5XLgaiLXhW3dnV1e9oSzXmeNhU5THeHv7l1iRh9iBipImxoAKG4UcJ4q 3ErEhVkpHNg3C5LGaXx8uqORavEGHVlB80OgvGB6Pp8rK6SIc5JDCvkQmw3MRc+K9w/j Cpm7Q1mZ3ng94FoHEOqcy8AsprO4mZDiBMXU8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=aomRC5QW7lrTD79dZpHk2oDIxscl1UUl4x6ThWETEhbzECxCGSr7yAPKKfqIa+mzv4 +83xQnHfmt09gi3UP0X5Rbvr6nxycGbagyUxHRc3w91kd4tdhfNA1//AXQaEfHNrwYMB t3HRMjFVeAbJsrbfkXV18VyiY/6tfv2G8FfWA= Received: by 10.141.75.17 with SMTP id c17mr6874640rvl.169.1228390202086; Thu, 04 Dec 2008 03:30:02 -0800 (PST) Received: by 10.140.158.13 with HTTP; Thu, 4 Dec 2008 03:30:02 -0800 (PST) Message-ID: <7d6fde3d0812040330n362bd709t1232a9b6a932d11c@mail.gmail.com> Date: Thu, 4 Dec 2008 03:30:02 -0800 From: "Garrett Cooper" To: "Baldur Gislason" In-Reply-To: <20081202165258.GM12776@gremlin.foo.is> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20081202165258.GM12776@gremlin.foo.is> Cc: freebsd-hackers@freebsd.org Subject: Re: Help debugging, machine won't boot anymore. X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 04 Dec 2008 11:30:02 -0000 On Tue, Dec 2, 2008 at 8:52 AM, Baldur Gislason wrote: > I have a machine running 7.0-STABLE/amd64 and it has suddenly > stopped booting. It just leaves me at the debugger with this message: > > Fatal trap 9: general protection fault while in kernel mode > cpuid = 0; apic id = 00 > instruction pointer = 0x8:0xffffffff804d913d > stack pointer = 0x10:0xffffffff80c9ec10 > frame pointer = 0x10:0xffffffff80c9ec70 > 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 = 0 (swapper) > [thread pid 0 tid 0 ] > Stopped at device_probe_child+0x61: movq 0x28(%rax),%rsi > db> > > dmesg at http://foo.is/~baldur/enigmaboot.txt > The ACPI warning has always been there. > > Any places of interest in the debugger? What's a likely culprit? bad RAM? > > Baldur As the stopped area suggests, it looks like it's stuck probing a device. Have you added any new hardware to your system recently? Have you checked the connections internally in the machine? Does all of the hardware work with a vanilla livefs 7.0-RELEASE CD? -Garrett