From owner-cvs-all@FreeBSD.ORG Tue Jul 22 00:40:47 2008 Return-Path: Delivered-To: cvs-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 6E4FA1065674; Tue, 22 Jul 2008 00:40:47 +0000 (UTC) (envelope-from ticso@cicely7.cicely.de) Received: from raven.bwct.de (raven.bwct.de [85.159.14.73]) by mx1.freebsd.org (Postfix) with ESMTP id E0FBD8FC0A; Tue, 22 Jul 2008 00:40:46 +0000 (UTC) (envelope-from ticso@cicely7.cicely.de) Received: from cicely5.cicely.de ([10.1.1.7]) by raven.bwct.de (8.13.4/8.13.4) with ESMTP id m6M0ejTh066947 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 22 Jul 2008 02:40:45 +0200 (CEST) (envelope-from ticso@cicely7.cicely.de) Received: from cicely7.cicely.de (cicely7.cicely.de [10.1.1.9]) by cicely5.cicely.de (8.14.2/8.14.2) with ESMTP id m6M0efUh087601 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 22 Jul 2008 02:40:41 +0200 (CEST) (envelope-from ticso@cicely7.cicely.de) Received: from cicely7.cicely.de (localhost [127.0.0.1]) by cicely7.cicely.de (8.14.2/8.14.2) with ESMTP id m6M0eesg059759; Tue, 22 Jul 2008 02:40:40 +0200 (CEST) (envelope-from ticso@cicely7.cicely.de) Received: (from ticso@localhost) by cicely7.cicely.de (8.14.2/8.14.2/Submit) id m6M0eeFB059758; Tue, 22 Jul 2008 02:40:40 +0200 (CEST) (envelope-from ticso) Date: Tue, 22 Jul 2008 02:40:40 +0200 From: Bernd Walter To: Jeremie Le Hen Message-ID: <20080722004040.GG58113@cicely7.cicely.de> References: <200806252138.m5PLcajG067917@repoman.freebsd.org> <20080707155017.6850f3a5.stas@FreeBSD.org> <20080711211909.GB33517@obiwan.tataz.chchile.org> <20080714234809.32cb8042.stas@FreeBSD.org> <20080715210512.GK35340@cicely7.cicely.de> <20080716021322.52f895c9.stas@FreeBSD.org> <20080715225443.GM35340@cicely7.cicely.de> <20080717140905.GX35340@cicely7.cicely.de> <20080718114058.GB35340@cicely7.cicely.de> <20080721213951.GN39074@obiwan.tataz.chchile.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080721213951.GN39074@obiwan.tataz.chchile.org> X-Operating-System: FreeBSD cicely7.cicely.de 7.0-STABLE i386 User-Agent: Mutt/1.5.11 X-Spam-Status: No, score=-4.3 required=5.0 tests=ALL_TRUSTED=-1.8, AWL=0.142, BAYES_00=-2.599 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on spamd.cicely.de Cc: src-committers@freebsd.org, cvs-src@freebsd.org, Bernd Walter , cvs-all@freebsd.org, arm@freebsd.org, ticso@cicely.de Subject: Re: cvs commit: src Makefile.inc1 src/gnu/lib Makefile src/gnu/lib/csu Makefile src/gnu/lib/libssp Makefile src/lib/csu Makefile.inc src/lib/libc Makefile src/lib/libstand Makefile src/lib/libthr Makefile src/libexec/rtld-elf Makefile src/release Makefile ... X-BeenThere: cvs-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: ticso@cicely.de List-Id: CVS commit messages for the entire tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jul 2008 00:40:47 -0000 On Mon, Jul 21, 2008 at 11:39:51PM +0200, Jeremie Le Hen wrote: > Hi Bernd, > > Again, sorry for the late reply, I'm abroad this week once again for > work, so I have very little time for my personal stuff. > > On Fri, Jul 18, 2008 at 01:40:59PM +0200, Bernd Walter wrote: > > No change - with SSP all dynamic linked binaries fail the same as the > > 7-stable did. > > Without SSP only some binaries fail, but those are the same. > > And of course since my 7-stable binaries were failing as well this > > sounds like a kernel thing and not a userland one. > > > > What comes to mind after reading the original commit when reading the > > compiler options used: > > cc -mlittle-endian -c -O2 -pipe -fno-strict-aliasing -mcpu=arm9 -std=c99 -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions -nostdinc -I. -I../../.. -I../../../contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h -fno-common -finline-limit=8000 --param inline-unit-growth=100 --param large-function-growth=1000 -mcpu=arm9 -ffreestanding -fstack-protector -Werror ../../../arm/at91/at91_twi.c > > The original message says that -fstack-protector shouldn't be used for > > the kernel. > > So why it is there? > > I never explicitly enabled it anywhere. > > Actually, there was one patch to enable SSP for userland and another one > for kernel, but they have been committed together and their commitlog > has been concatenated. If you read it further, you will see the > kernel part commitlog. Yes - I saw later that those were different compiler options. > Concerning the automatic activation, this is intended so as to give SSP > more exposure. We'll need to reach a consensus for the release about > whether it should be opt-in or opt-out. For now, you can disable it for > both userland and kernel using the WITHOUT_SPP knob in src.conf(5). If > you only want to disable it for kernel build, simply use "make > -DWITHOUT_SSP buildkernel". > > I'm keen to hear about any clue you will gather about the problem. Well Olivier Houchard went in and disabled SSP support on arm. He mentioned in his commit log a compiler bug, but you should ask him about the details. Unfortunately he missed one file, but after disabling this as well and recompiling the kernel, my problems were gone. -- B.Walter http://www.bwct.de Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.