From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44270) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zz49p-0003kG-Rb for qemu-devel@nongnu.org; Wed, 18 Nov 2015 09:56:26 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Zz49l-0005J2-Jo for qemu-devel@nongnu.org; Wed, 18 Nov 2015 09:56:25 -0500 References: <564C6EA0.3010100@student.uibk.ac.at> From: Eric Blake Message-ID: <564C918E.6080503@redhat.com> Date: Wed, 18 Nov 2015 07:56:14 -0700 MIME-Version: 1.0 In-Reply-To: <564C6EA0.3010100@student.uibk.ac.at> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="uKC2Iw1RKRPeswoaSd0lLJow07aLjlOlC" Subject: Re: [Qemu-devel] qemu-i386 maple apt-get List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Franz-Josef Haider , qemu-discuss@nongnu.org, armbru@redhat.com, "qemu-devel@nongnu.org" This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --uKC2Iw1RKRPeswoaSd0lLJow07aLjlOlC Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 11/18/2015 05:27 AM, Franz-Josef Haider wrote: > Hi! >=20 > Commit 9f08c8ec73878122ad4b061ed334f0437afaaa32 breaks qemu i386 user > mode emulation for me (on arm): >=20 > [1|user@Nokia-N900|~]/home/user/MyDocs/maple13_i386/bin/start_cmaple.sh= > qemu: uncaught target signal 11 (Segmentation fault) - core dumped > /home/user/MyDocs/maple13_i386/bin/start_cmaple.sh: line 1: 16024 > Segmentation fault LD_LIBRARY_PATH=3D/home/user/MyDocs/root.i686/l= ib > /home/user/MyDocs/maple13_i386/bin/maple > // root.i686 is an arch linux chroot >=20 > In the likely case you don't own a maple license, you can reproduce thi= s > with a debian sarge x86 chroot (i have not tested other debian versions= , > but there might be similar results). >=20 > // sarge created on desktop with "debootstrap --no-check-gpg --arch=3Di= 386 > sarge /home/krnlyng/sarge http://archive.debian.org/debian/" > // on device: > /home/user/MyDocs # cp /usr/bin/qemu-i386 sarge/usr/bin/ > /home/user/MyDocs # chroot sarge > root@Nokia-N900:/# apt-get update > qemu: uncaught target signal 11 (Segmentation fault) - core dumped > Segmentation fault > root@Nokia-N900:/# qemu: uncaught target signal 11 (Segmentation fault)= > - core dumped > // core dump: > http://www.mediafire.com/download/zac5p92o7g2zxo6/qemu_apt-get_20151118= -120024_16081.core Can you obtain a backtrace to show where things are crashing? >=20 >=20 > // additional information: > /home/user/MyDocs # uname -a > Linux Nokia-N900 2.6.28-omap1 #1 PREEMPT Fri Aug 6 11:50:00 EEST 2010 > armv7l unknown >=20 > // qemu-i386 is built from git master branch (./configure --static > --prefix=3D/usr --disable-system) > root@Nokia-N900:/# qemu-i386 --version > qemu-i386 version 2.4.90, Copyright (c) 2003-2008 Fabrice Bellard >=20 > with the referenced commit reverted apt-get and maple work fine. I don't see how that commit would expose any core dumps - it was just deleting unused code. Showing more details about the crash would help diagnose what's going on. >=20 > Please let me know if you need additional information. >=20 > best regards, > Frajo Haider --=20 Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org --uKC2Iw1RKRPeswoaSd0lLJow07aLjlOlC Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 Comment: Public key at http://people.redhat.com/eblake/eblake.gpg Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBCAAGBQJWTJGOAAoJEKeha0olJ0Nqrr0H/jT5Sx/VE+YhtQdeZvL1kW57 kjx9u5W+aXI28BbJdusauK3cBfAelz0hlE5RRffRIUIRwcEpRlyq/oCB5W/inpYi 1rrVgQc6Veq/H23T4L0H0YKdTCOzcwQMyy5/kdSzLb4hDmSjvJHUxB8lOtvx+40e 6WE/ZRmZ7gC8m5D5s3+emd1LYhMpXo3ryUJ5bxexFhCxH/ntFF/GuUlAyQNPPTJ+ LP+dBWfr2UvXdUVDyXht3DUI5zkh1Rui93Zpp0UfvyqvywISL8V3VBS2N7cyqVDO +ZzS+UGoVtgWr+PASQTotcRG/1+QnTDarjZmrwSs0xerv1KIE52lumINxQNGr4A= =aSc7 -----END PGP SIGNATURE----- --uKC2Iw1RKRPeswoaSd0lLJow07aLjlOlC--