From owner-freebsd-amd64@FreeBSD.ORG Wed Aug 16 00:04:25 2006 Return-Path: X-Original-To: amd64@freebsd.org Delivered-To: freebsd-amd64@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 31BED16A504; Wed, 16 Aug 2006 00:04:25 +0000 (UTC) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (troutmask.apl.washington.edu [128.208.78.105]) by mx1.FreeBSD.org (Postfix) with ESMTP id D7E2F43D6D; Wed, 16 Aug 2006 00:04:24 +0000 (GMT) (envelope-from sgk@troutmask.apl.washington.edu) Received: from troutmask.apl.washington.edu (localhost.apl.washington.edu [127.0.0.1]) by troutmask.apl.washington.edu (8.13.7/8.13.7) with ESMTP id k7G04OCb000924; Tue, 15 Aug 2006 17:04:24 -0700 (PDT) (envelope-from sgk@troutmask.apl.washington.edu) Received: (from sgk@localhost) by troutmask.apl.washington.edu (8.13.7/8.13.7/Submit) id k7G04OYd000923; Tue, 15 Aug 2006 17:04:24 -0700 (PDT) (envelope-from sgk) Date: Tue, 15 Aug 2006 17:04:24 -0700 From: Steve Kargl To: John Baldwin Message-ID: <20060816000424.GA905@troutmask.apl.washington.edu> References: <200608151701.46724.jhb@freebsd.org> <20060815212415.GA1393@troutmask.apl.washington.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060815212415.GA1393@troutmask.apl.washington.edu> User-Agent: Mutt/1.4.2.2i Cc: amd64@freebsd.org Subject: Re: linux32 breakage in current.. X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 16 Aug 2006 00:04:25 -0000 On Tue, Aug 15, 2006 at 02:24:15PM -0700, Steve Kargl wrote: > On Tue, Aug 15, 2006 at 05:01:46PM -0400, John Baldwin wrote: > > So this went cold. IIRC, someone had tracked the linux32 breakage down to the > > linux_semctl() changes to use kern_semctl(), but then someone else noticed > > via printf that linux_semctl() is never called. So, can someone sit down and > > do a binary date exercise on -CURRENT to figure out when linux32 broke? > > > > It will take a few minutes. I know that linux32 works with 01 Aug 06 > sources and doesn't work with 11 Aug 06 sources. > Oh crap, this is more complicated than I thought With a kernel built from 2006.08.06.12.00.00 sources, I'm seeing the classic race condition for locking troutmask:kargl[201] acroread church.pdf Segmentation fault (core dumped) troutmask:kargl[202] acroread church.pdf <-- This one worked. troutmask:kargl[203] acroread church.pdf Segmentation fault (core dumped) troutmask:kargl[204] acroread church.pdf Segmentation fault (core dumped) troutmask:kargl[205] acroread church.pdf <-- This one worked. troutmask:kargl[206] I'll see if I can dig deeper. -- Steve