From owner-freebsd-questions@FreeBSD.ORG  Wed Feb 29 01:36:02 2012
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id A6810106566B
	for <freebsd-questions@freebsd.org>;
	Wed, 29 Feb 2012 01:36:02 +0000 (UTC)
	(envelope-from msabramo@gmail.com)
Received: from mail-tul01m020-f182.google.com (mail-tul01m020-f182.google.com
	[209.85.214.182])
	by mx1.freebsd.org (Postfix) with ESMTP id 630EB8FC1A
	for <freebsd-questions@freebsd.org>;
	Wed, 29 Feb 2012 01:36:02 +0000 (UTC)
Received: by obbwc7 with SMTP id wc7so3106866obb.13
	for <freebsd-questions@freebsd.org>;
	Tue, 28 Feb 2012 17:36:02 -0800 (PST)
Received-SPF: pass (google.com: domain of msabramo@gmail.com designates
	10.182.155.68 as permitted sender) client-ip=10.182.155.68; 
Authentication-Results: mr.google.com;
	spf=pass (google.com: domain of msabramo@gmail.com
	designates 10.182.155.68 as permitted sender)
	smtp.mail=msabramo@gmail.com;
	dkim=pass header.i=msabramo@gmail.com
Received: from mr.google.com ([10.182.155.68])
	by 10.182.155.68 with SMTP id vu4mr7641353obb.61.1330479362057
	(num_hops = 1); Tue, 28 Feb 2012 17:36:02 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
	h=mime-version:in-reply-to:references:date:message-id:subject:from:to
	:content-type; bh=nIIwKrO6ABmGUM6vsCNUjckz+8Wtd7l7BFFV+nFNkPc=;
	b=d9PEQ6WL3ptnHpRaRAgQpdlHA++bGEyUnREWY1l/I18Ak2Nn8MuelyeLbu1LP3SwMO
	UPysEHzsYDGw/SQR8hWGkqEVxzpRpoW0OPN5dr/rtaoOJwtbiVTQbfkizlOi1Ph5rx3p
	6WT0FLmORumFnX73ehDsPZTiTZ+IIXwNcxWZE=
MIME-Version: 1.0
Received: by 10.182.155.68 with SMTP id vu4mr6759954obb.61.1330479362016; Tue,
	28 Feb 2012 17:36:02 -0800 (PST)
Received: by 10.60.24.7 with HTTP; Tue, 28 Feb 2012 17:36:01 -0800 (PST)
In-Reply-To: <CAAgNOZ0U52Va0gNWiXx3C_pTssqr-P+oEqSr0mwkzCvrQLEuMw@mail.gmail.com>
References: <CAAgNOZ2niHqw6SLWUkmTch-bKh1HPYrUX20QvLYPF-SKZ7wg8A@mail.gmail.com>
	<CAAgNOZ2Vx9JsNnBmQaojFjfL7CTCbRTQm_bzT1-DPk3889QgGg@mail.gmail.com>
	<CAAgNOZ0U52Va0gNWiXx3C_pTssqr-P+oEqSr0mwkzCvrQLEuMw@mail.gmail.com>
Date: Tue, 28 Feb 2012 17:36:01 -0800
Message-ID: <CAAgNOZ0=Nub6cQ221TDjyeeXyiPX5ZM05Ks=8tWF5V0erwyPzQ@mail.gmail.com>
From: Marc Abramowitz <msabramo@gmail.com>
To: freebsd-questions@freebsd.org
Content-Type: text/plain; charset=ISO-8859-1
X-Content-Filtered-By: Mailman/MimeDel 2.1.5
Subject: Re: DTrace userland
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 29 Feb 2012 01:36:02 -0000

On Tue, Feb 28, 2012 at 12:24 PM, Marc Abramowitz <msabramo@gmail.com>wrote:

> Here's another way to cause a kernel panic:
>
> [marca@freebsd9-0 ~]$ sudo kldload dtraceall
> ...
> [marca@freebsd9-0 ~]$ sudo dtrace -n 'pid$target:test:main:entry' -c
> ./test
> dtrace: description 'pid$target:test:main:entry' matched 1 probe
> dtrace: buffer size lowered to 1m
> CPU     ID                    FUNCTION:NAME
>   0  43030                       main:entry
> (Kernel panic!  After reboot....)
>
>
I submitted a PR for this kernel panic at
http://www.freebsd.org/cgi/query-pr.cgi?pr=165541

Marc