From owner-freebsd-dtrace@FreeBSD.ORG Wed Oct 30 14:15:15 2013 Return-Path: Delivered-To: dtrace@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id 4B3D3F32 for ; Wed, 30 Oct 2013 14:15:15 +0000 (UTC) (envelope-from markjdb@gmail.com) Received: from mail-qa0-x22c.google.com (mail-qa0-x22c.google.com [IPv6:2607:f8b0:400d:c00::22c]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 0BB5224DF for ; Wed, 30 Oct 2013 14:15:14 +0000 (UTC) Received: by mail-qa0-f44.google.com with SMTP id cm18so3740304qab.17 for ; Wed, 30 Oct 2013 07:15:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; bh=GNtoo0NR4Lr72VZCJF5JJiqyBj8C1phCTVoJp1I8Mgo=; b=jy401qHWwr/exSNi08I3OCRFR1WhxAh+b79FywHaYQmhKkfJ6J0+OXMunfpsq2i/Hm st+BMRKBir+iKw37GFbtirPN369ZE/RRt4EtTfIIBfcZ/T84h5oV1g8iTii/LK0fcGei 2RKimaV3m20mIQ2nvwkn/KdlYHay1xsih5wfKYn5APXmAUweeBDGz4avTbn6prKHzJxW 9EUmBj3QyI4RDoo5k4EK8g8E4sbfOwdLqMjYcrGexANWSdize0h2lOFL0r5dP9RqUDaa iOId8IaSpki2Od0tL6xdNmIIEV7cK41ipSJSCKRBXKBhoPkhGClvwwC5T9wpqaBHJdCM YdUA== X-Received: by 10.224.4.2 with SMTP id 2mr8258734qap.29.1383142514131; Wed, 30 Oct 2013 07:15:14 -0700 (PDT) Received: from charmander.sandvine.com ([64.7.137.182]) by mx.google.com with ESMTPSA id r5sm77475068qaj.13.2013.10.30.07.15.13 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 30 Oct 2013 07:15:13 -0700 (PDT) Sender: Mark Johnston Date: Wed, 30 Oct 2013 10:14:59 -0400 From: Mark Johnston To: symbolics@gmx.com Subject: Re: Firefox crash during dtrace attach under -CURRENT Message-ID: <20131030141458.GA1795@charmander.sandvine.com> References: <20131023203009.GA92945@lemon> <20131024025902.GA2286@charmander> <20131025104706.GB1705@lemon> <20131025145956.GA26814@lemon> <20131027195307.GA3206@charmander.uwaterloo.ca> <20131030081507.GA1674@lemon> <20131030123716.GA2037@lemon> <20131030131926.GA83433@raichu> <20131030133201.GA2560@lemon> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131030133201.GA2560@lemon> User-Agent: Mutt/1.5.21 (2010-09-15) Cc: dtrace@freebsd.org X-BeenThere: freebsd-dtrace@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "A discussion list for developers working on DTrace in FreeBSD." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 Oct 2013 14:15:15 -0000 On Wed, Oct 30, 2013 at 01:32:01PM +0000, symbolics@gmx.com wrote: > On Wed, Oct 30, 2013 at 09:19:26AM -0400, Mark Johnston wrote: > > On Wed, Oct 30, 2013 at 12:37:16PM +0000, symbolics@gmx.com wrote: > > > On Wed, Oct 30, 2013 at 08:15:07AM +0000, symbolics@gmx.com wrote: > ... > > > > > > Just quickly adding, this crash & trace is perfectly reproducible. I did > > > a second round of kernel building and testing to make sure I hadn't > > > messed up. > > > > Ah, my apologies: I should have mentioned that this is not a kernel > > change but rather a change to libdtrace, though I will probably move > > this change to libproc instead when I have a chance. The easiest way to > > rebuild libdtrace, assuming that your sources are in sync with what's on > > the box, is to run > > > > # cd $SRCBASE/cddl/lib/libdtrace > > # make && make install > > > > Ah, that'll teach me to pay attention! The patch is good so far. Awesome, thanks. As usual, please let me know about any new issues if you see them. Thanks for your patience! -Mark