From owner-freebsd-hackers@FreeBSD.ORG Tue Mar 26 00:54:03 2013 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.FreeBSD.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id 3E2CAE46; Tue, 26 Mar 2013 00:54:03 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-we0-x234.google.com (mail-we0-x234.google.com [IPv6:2a00:1450:400c:c03::234]) by mx1.freebsd.org (Postfix) with ESMTP id AFF37D1C; Tue, 26 Mar 2013 00:54:02 +0000 (UTC) Received: by mail-we0-f180.google.com with SMTP id r5so3029902wey.39 for ; Mon, 25 Mar 2013 17:54:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=XwAbQnZEoXlryP/gzXdbNx3VtNpplqEzWa7sgXCCBmQ=; b=lDekJdIR3nvTuvBLsyCYpRcr5Dfnm6G+3U5D6jBKsDXGjksWjrrSWxzqnx3Fyz0SLz SebrGIlBHdkdyn7WOAjiP80fCwRsZ/7ZV9SZcVgquMtpgxywAuuUQKjqi+Qz17UDoSYn rBLv1Ye4eJQcsr54cEjTMQTULIZV4Fz5ETdkqMZeIekbEpcRS2HqumIx0Z92OhuXOJCg 9hmwyS44hHN72vcQsmn4WJauNxC6daug8ykl7PHh099BHxR/+X4WhP0RLwrI5HaUo2vU xG+zMaPf3yW6hzYGpjcCUI0lNBuJKqFbaMvuEWfIVJElYdcdQQqsUb7ZluaDp5yIqtTX Sa1w== MIME-Version: 1.0 X-Received: by 10.181.11.164 with SMTP id ej4mr20878365wid.29.1364259241884; Mon, 25 Mar 2013 17:54:01 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.216.108.130 with HTTP; Mon, 25 Mar 2013 17:54:01 -0700 (PDT) In-Reply-To: <5150CDD5.5080102@gmail.com> References: <514F367E.8000908@gmail.com> <514F62E9.8020100@gmail.com> <514F981A.6090902@gmail.com> <514FFFC6.9040602@FreeBSD.org> <5150CDD5.5080102@gmail.com> Date: Mon, 25 Mar 2013 17:54:01 -0700 X-Google-Sender-Auth: SrouZxVyuLV6ifudtDG4wFcXDqU Message-ID: Subject: Re: Debugging kernel cores without a stack From: Adrian Chadd To: Joshua Isom Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-hackers@freebsd.org, Andriy Gapon X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Mar 2013 00:54:03 -0000 It's because there are kernel structures which kgdb needs to get its grubby fingers into when decoding things. I wish things weren't so tightly coupled though.. Adrian