From owner-freebsd-hackers Tue Nov 26 14:39:44 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 142A337B401 for ; Tue, 26 Nov 2002 14:39:44 -0800 (PST) Received: from msgbas2x.cos.agilent.com (msgbas2x.cos.agilent.com [192.25.240.37]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6B10243EBE for ; Tue, 26 Nov 2002 14:39:43 -0800 (PST) (envelope-from ctuffli@rose.agilent.com) Received: from relcos1.cos.agilent.com (relcos1.cos.agilent.com [130.29.152.239]) by msgbas2x.cos.agilent.com (Postfix) with ESMTP id 0D653EBA for ; Tue, 26 Nov 2002 15:39:38 -0700 (MST) Received: from rtl.rose.agilent.com (rtl.rose.agilent.com [130.30.179.189]) by relcos1.cos.agilent.com (Postfix) with ESMTP id 9B09546C for ; Tue, 26 Nov 2002 15:39:37 -0700 (MST) Received: from mail.rose.agilent.com (mailsrv@bellhop [130.30.179.19]) by rtl.rose.agilent.com (8.9.3 (PHNE_18979)/8.9.3 SMKit7.1.0) with ESMTP id OAA12027 for ; Tue, 26 Nov 2002 14:39:36 -0800 (PST) Received: from thegrail (anu.rose.agilent.com [156.140.225.186]) by mail.rose.agilent.com (Netscape Messaging Server 3.6) with ESMTP id AAA4BE4 for ; Tue, 26 Nov 2002 14:39:34 -0800 Received: by thegrail (Postfix, from userid 1001) id 96780846E3; Tue, 26 Nov 2002 14:35:23 -0800 (PST) Date: Tue, 26 Nov 2002 14:35:23 -0800 From: Chuck Tuffli To: freebsd-hackers@FreeBSD.ORG Subject: double fault w/o playing tennis Message-ID: <20021126223522.GA18962@thegrail.rose.agilent.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.4i Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG So I'm doing something "bad" in my driver which is causing a double fault (a fault inside a fault handler I think) panic. I have a remote gdb session setup, but things like backtrace are only telling me what I know (the code is in trap_fatal). Is there a resource out there ("Frame pointers for dummies") that I can use to figure out what went wrong? Thanks! -- Chuck Tuffli Agilent Technologies, Storage and Networking To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message