From owner-freebsd-current@FreeBSD.ORG Thu May 31 15:57:50 2012 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id B7FCB106564A for ; Thu, 31 May 2012 15:57:50 +0000 (UTC) (envelope-from jhb@freebsd.org) Received: from bigwig.baldwin.cx (bigknife-pt.tunnel.tserv9.chi1.ipv6.he.net [IPv6:2001:470:1f10:75::2]) by mx1.freebsd.org (Postfix) with ESMTP id 8C20E8FC12 for ; Thu, 31 May 2012 15:57:50 +0000 (UTC) Received: from jhbbsd.localnet (unknown [209.249.190.124]) by bigwig.baldwin.cx (Postfix) with ESMTPSA id 015A5B911; Thu, 31 May 2012 11:57:50 -0400 (EDT) From: John Baldwin To: freebsd-current@freebsd.org Date: Thu, 31 May 2012 11:28:00 -0400 User-Agent: KMail/1.13.5 (FreeBSD/8.2-CBSD-20110714-p13; KDE/4.5.5; amd64; ; ) References: In-Reply-To: MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <201205311128.00955.jhb@freebsd.org> X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.2.7 (bigwig.baldwin.cx); Thu, 31 May 2012 11:57:50 -0400 (EDT) Cc: Sergey Dyatko Subject: Re: ctfmerge core dump 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: Thu, 31 May 2012 15:57:50 -0000 On Thursday, May 24, 2012 4:10:59 pm Sergey Dyatko wrote: > 2012/5/7 Steve Wills > > > > On 2012/5/6 5:08, b. f. wrote: > > >> On 5/5/12, Steve Wills wrote: > > >>> Thanks for the info. I took a look at the dump and see this: > > >>> > > >>> % sudo gdb /usr/bin/ctfmerge ctfmerge.core > > >>> [GDB will not be able to debug user-mode threads: Undefined symbol > > >>> "td_thr_getxmmregs"] > > > > > > Hmm, is the thread debugging broken on amd64 now ? td_thr_getxmmregs > > > resides > > > in libthread_db and /usr/src/gnu/usr.bin/gdb/libgdb is complaining about > > > the missing > > > symbol. > > > > > > > Maybe or maybe I have done something wrong on my system. FWIW, I do all my > > builds with debugging enabled. > > > > BTW, just to confirm, I was able to work around the original issue once I > > updated past r235068. I had to disable DTrace build and build and install > > a new libthr, then was able to re-enable DTrace and everything was fine. > > > > Thanks, > > Steve > > > > > > > hm.. looks like problem is still here. I'm trying update my r234992 to > r235887 > http://pastebin.com/stm7b8hQ I believe this was fixed by 235563 in HEAD. -- John Baldwin