From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.71) id 1VfNxd-0000ZY-Dg for mharc-grub-devel@gnu.org; Sun, 10 Nov 2013 00:53:25 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44190) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VfNxY-0000Z7-3w for grub-devel@gnu.org; Sun, 10 Nov 2013 00:53:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VfNxT-0001O3-MH for grub-devel@gnu.org; Sun, 10 Nov 2013 00:53:20 -0500 Received: from mail-la0-x231.google.com ([2a00:1450:4010:c03::231]:37120) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VfNxT-0001Ny-F3 for grub-devel@gnu.org; Sun, 10 Nov 2013 00:53:15 -0500 Received: by mail-la0-f49.google.com with SMTP id ev20so2966213lab.8 for ; Sat, 09 Nov 2013 21:53:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=date:from:to:subject:message-id:in-reply-to:references:mime-version :content-type; bh=8Q6Ip6YpFqil5kiOAil9teYrkcMSDrtDFefHDLqdX4c=; b=A9QKF8j1p4x2T9ZPtF/qSoaUSx8EzlBow503COwqbE42aOcfJPzDyf2LktkR3IwgZG 9c+X8YskzXd93ihy+x0v3jeif0vNVzR75oBudD9D8qzqH51KTbWZzRoNkwAXR2Z5tY+7 G8X49AEL95jX1f1aD6AcPRHms/5/eOnW2Fyjt4K7+skbSD4OXn836ZFZ6uPRpWHHr1wL blmLs3ODXGCYJe47887ewB/XxGIl/Ixg62z5Rh3E+S3MivNhxB4TVm0mOYtZdWhzKqEI yF6f3PAPdp3A0ZzbW7YmNRSg9Sb1CfW2LJOGo4/9O8REWJjqsUNbmT+64dJ5/onvEwYb pg6Q== X-Received: by 10.152.3.42 with SMTP id 10mr17851993laz.22.1384062794239; Sat, 09 Nov 2013 21:53:14 -0800 (PST) Received: from opensuse.site (ppp91-76-174-89.pppoe.mtu-net.ru. [91.76.174.89]) by mx.google.com with ESMTPSA id vs11sm16477437lac.3.2013.11.09.21.53.13 for (version=SSLv3 cipher=RC4-SHA bits=128/128); Sat, 09 Nov 2013 21:53:13 -0800 (PST) Date: Sun, 10 Nov 2013 09:53:12 +0400 From: Andrey Borzenkov To: grub-devel@gnu.org Subject: Re: __stack_chk_fail in regexp is not defined Message-ID: <20131110095312.10afea82@opensuse.site> In-Reply-To: <20131110093906.08e8c893@opensuse.site> References: <20131108124231.3fa344de@crass-Ideapad-Z570> <527D3373.9020804@gmail.com> <20131108144243.79c1af39@crass-Ideapad-Z570> <20131109081158.2d933f37@opensuse.site> <527E1E64.4010601@gmail.com> <20131109230935.47ce1eaf@crass-Ideapad-Z570> <20131110093906.08e8c893@opensuse.site> X-Mailer: Claws Mail 3.9.2 (GTK+ 2.24.18; x86_64-suse-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/M8pNvXZo27vU9ayA.G5+7OC"; protocol="application/pgp-signature" X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2a00:1450:4010:c03::231 X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list Reply-To: The development of GNU GRUB List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 10 Nov 2013 05:53:24 -0000 --Sig_/M8pNvXZo27vU9ayA.G5+7OC Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable =D0=92 Sun, 10 Nov 2013 09:39:06 +0400 Andrey Borzenkov =D0=BF=D0=B8=D1=88=D0=B5=D1=82: > =D0=92 Sat, 9 Nov 2013 23:09:35 -0600 > Glenn Washburn =D0=BF=D0=B8=D1=88=D0=B5=D1= =82: >=20 > > On Sat, 09 Nov 2013 12:37:08 +0100 > > Vladimir '=CF=86-coder/phcoder' Serbinenko wrote: > >=20 > > > On 09.11.2013 05:11, Andrey Borzenkov wrote: > > > > =D0=92 Fri, 8 Nov 2013 14:42:43 -0600 > > > > Glenn Washburn =D0=BF=D0=B8=D1=88=D0= =B5=D1=82: > > > >=20 > > > >> On Fri, 08 Nov 2013 19:54:43 +0100 > > > >> Vladimir '=CF=86-coder/phcoder' Serbinenko wro= te: > > > >> > > > >>> On 08.11.2013 19:42, Glenn Washburn wrote: > > > >>>> Now, I'm getting this error while building. Bug in the awk > > > >>>> script? > > > >>>> > > > >>>> cat syminfo.lst | sort | gawk > > > >>>> -f ./grub.git/grub-core/genmoddep.awk > > > >>>>> moddep.lst || (rm -f moddep.lst; exit 1) __stack_chk_fail in > > > >>>>> regexp is > > > >>>> not defined > > > >>>> > > > >>> What compiler do you use and which additional options did you > > > >>> pass to it? It inserted this function call. We need either to > > > >>> provide this function or inhibit compiler from emiting such calls. > > > >> > > > >> I'm using gcc 4.7 on Ubuntu from the ubuntu-toolchain-r/test ppa. > > > >> I do see a reference to __stack_chk_fail at > > > >> grub-core/efiemu/runtime/efiemu.c:192. It doesn't look like that > > > >> file is generated. Perhaps that function was accidentally added > > > >> to that file? > > > >=20 > > > > It comes from using -fstack-protector GCC option. But configure > > > > should have added -fno-stack-protector in this case. > > > >=20 > > > > Could you check defaults using > > > >=20 > > > > /path/to/your/gcc -Q --help=3Dcommon > > > >=20 > > > > whether it is active by default? Also whether -fno-stack-protector > > > > was used during compilation? > > > >=20 > > > You're right. > > > @Glenn: can you tell us exact version of GRUB (e.g. git commit) and > > > attach config.log? > >=20 > > The commit for these logs is 9612ebc00ef5f186e9084b60ceeb1606d34f1d23. > >=20 > > It looks like stack protector is disabled in gcc and I don't believe > > that -fno-stack-protector is being used. > >=20 >=20 > Check for -fstack-protector is broken (always fails). OK I know what happens (grub checks misuse $ac_compile internal variable and as result mix host and target flags). Need some time to come up with a fix though. --Sig_/M8pNvXZo27vU9ayA.G5+7OC Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.19 (GNU/Linux) iEYEARECAAYFAlJ/H0gACgkQR6LMutpd94waXgCgkB983+bTvohp08zs1IYPfQkE xhkAnRVw9d0BRu/4gfC6gaefaJwhGvJy =r+7m -----END PGP SIGNATURE----- --Sig_/M8pNvXZo27vU9ayA.G5+7OC--