From owner-freebsd-current@FreeBSD.ORG Wed Oct 22 10:37:53 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 15FB91065676 for ; Wed, 22 Oct 2008 10:37:53 +0000 (UTC) (envelope-from wjw@withagen.nl) Received: from mail.digiware.nl (www.tegenbosch28.nl [217.21.251.97]) by mx1.freebsd.org (Postfix) with ESMTP id C0FCA8FC32 for ; Wed, 22 Oct 2008 10:37:52 +0000 (UTC) (envelope-from wjw@withagen.nl) Received: from localhost (localhost.digiware.nl [127.0.0.1]) by mail.digiware.nl (Postfix) with ESMTP id E652C175D3; Wed, 22 Oct 2008 12:37:51 +0200 (CEST) X-Virus-Scanned: amavisd-new at digiware.nl Received: from mail.digiware.nl ([127.0.0.1]) by localhost (rack1.digiware.nl [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id bzuC0p8Z8b3G; Wed, 22 Oct 2008 12:37:45 +0200 (CEST) Received: from [212.61.27.67] (opteron [212.61.27.67]) by mail.digiware.nl (Postfix) with ESMTP id C00F6173C4; Wed, 22 Oct 2008 12:37:43 +0200 (CEST) Message-ID: <48FF025B.3070608@withagen.nl> Date: Wed, 22 Oct 2008 12:37:15 +0200 From: Willem Jan Withagen Organization: Digiware User-Agent: Thunderbird 2.0.0.17 (Windows/20080914) MIME-Version: 1.0 To: Artem Belevich References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org, jb@what-creek.com Subject: Re: Dtrace: hotkernel+buildworld -> crash X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 22 Oct 2008 10:37:53 -0000 Artem Belevich wrote: > Hi, > > I'm not sure if it's a known issue or not, but running hotkernel > script from DTraceToolkit-0.99 > during "make buildworld -j8" easily crashes -current (cvsup'ed on Oct > 20th) on amd64 (Quad core Q9450) > when I press ^C to stop the script. > > Kernel is GENERIC with WITNESS/INVARIANTS disabled and some > SCSI/wireless/NIC drivers removed. > > I was unable to dump kernel core - debugger always gets another trap > and returns > to the prompt. The box does not have serial ports, so I've typed in > portions of stack > traces below from the screen. I have the same problem, even without using Dtrace. I can not get the system to dump. But I'm still trying to get my console to work. Just following the handbook, but haven't managed yet. --WjW