Can you test with xorg-server 1.15rc1 from ppa:canonical-x/x-staging ? It looks like a touch related bug.
** Information type changed from Private to Public ** Changed in: xorg-server (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1196286 Title: Xorg crashed with SIGABRT in __libc_message() Status in “xorg-server” package in Ubuntu: Incomplete Bug description: This hapened after last updates. Strange behavior in general up until I connected an external keyboard. ProblemType: Crash DistroRelease: Ubuntu 13.10 Package: xserver-xorg-core 2:1.13.3-0ubuntu13 ProcVersionSignature: Ubuntu 3.10.0-1.8-generic 3.10.0-rc7 Uname: Linux 3.10.0-1-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.10.2-0ubuntu3 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true Date: Sun Jun 30 19:08:31 2013 DistUpgraded: Fresh install DistroCodename: saucy DistroVariant: ubuntu ExecutablePath: /usr/bin/Xorg GraphicsCard: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Acer Incorporated [ALI] Device [1025:0745] InstallationDate: Installed on 2013-06-25 (4 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Alpha amd64 (20130528.1) MachineType: Acer ICONIA W700 MarkForUpload: True ProcCmdline: /usr/bin/X :0 -core -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch -background none ProcEnviron: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.10.0-1-generic root=UUID=5a4385cb-85c3-4b77-9bab-472d1e56bfff ro quiet splash vt.handoff=7 Signal: 6 SourcePackage: xorg-server StacktraceTop: raise () from /lib/x86_64-linux-gnu/libc.so.6 abort () from /lib/x86_64-linux-gnu/libc.so.6 ?? () from /lib/x86_64-linux-gnu/libc.so.6 ?? () from /lib/x86_64-linux-gnu/libc.so.6 ?? () Title: Xorg crashed with SIGABRT in raise() UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: dmi.bios.date: 03/21/2013 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V2.12 dmi.board.asset.tag: None dmi.board.name: SAGE dmi.board.vendor: Acer dmi.board.version: V2.12 dmi.chassis.type: 10 dmi.chassis.vendor: Insyde Corp. dmi.chassis.version: V2.12 dmi.modalias: dmi:bvnInsydeCorp.:bvrV2.12:bd03/21/2013:svnAcer:pnICONIAW700:pvrV2.12:rvnAcer:rnSAGE:rvrV2.12:cvnInsydeCorp.:ct10:cvrV2.12: dmi.product.name: ICONIA W700 dmi.product.version: V2.12 dmi.sys.vendor: Acer version.compiz: compiz 1:0.9.9~daily13.04.18.1~13.04-0ubuntu1 version.ia32-libs: ia32-libs 20090808ubuntu36 version.libdrm2: libdrm2 2.4.45-2ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 9.1.3-0ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 9.1.3-0ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.13.3-0ubuntu13 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2b2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.9-0ubuntu2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.8-0ubuntu1 xserver.bootTime: Sun Jun 30 19:03:42 2013 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.13.3-0ubuntu13 xserver.video_driver: intel To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1196286/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp