unity-panel-service crashed with SIGSEGV in raise()

[new4u]

on 13.10, after upgrading, unity is not available anymore at all

ProblemType: Crash
DistroRelease: Ubuntu 13.10
Package: unity-services 7.1.0+13.10.20130829.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.11.0-4.9-generic 3.11.0-rc7
Uname: Linux 3.11.0-4-generic x86_64
NonfreeKernelModules: fglrx
.tmp.unity.support.test.0:

ApportVersion: 2.12.1-0ubuntu3
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 Sep 1 00:21:47 2013
DistUpgraded: 2013-08-31 22:49:18,711 DEBUG enabling apt cron job
DistroCodename: saucy
DistroVariant: ubuntu
ExecutablePath: /usr/lib/unity/unity-panel-service
GraphicsCard:
 Advanced Micro Devices, Inc. [AMD/ATI] Pitcairn PRO [Radeon HD 7850] [1002:6819] (prog-if 00 [VGA controller])
   Subsystem: PC Partner Limited / Sapphire Technology Radeon HD 7850 2GB GDDR5 DVI-I/DVI-D/HDMI/DP [174b:e221]
InstallationDate: Installed on 2012-11-07 (297 days ago)
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5)
MachineType: System manufacturer System Product Name
MarkForUpload: True
ProcCmdline: /usr/lib/unity/unity-panel-service
ProcEnviron:
 PATH=(custom, no user)
 LANGUAGE=de_AT:de
 XDG_RUNTIME_DIR=<set>
 LANG=de_AT.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-4-generic root=UUID=24f4f8b2-705c-403c-a4de-61060661b79b ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x7f76d304d719 <g_type_check_instance+25>: mov (%rax),%rdi
 PC (0x7f76d304d719) ok
 source "(%rax)" (0xaaaaaaaaaaaaaaaa) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 raise (sig=15) at ../nptl/sysdeps/unix/sysv/linux/pt-raise.c:38
 ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
 ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
 g_cclosure_marshal_generic () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: unity-panel-service crashed with SIGSEGV in raise()
UpgradeStatus: Upgraded to saucy on 2013-08-31 (0 days ago)
UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo vboxusers
dmi.bios.date: 10/20/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 2101
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P7P55D
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev 1.xx
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2101:bd10/20/2011:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP7P55D:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer
version.compiz: compiz 1:0.9.10+13.10.20130828.2-0ubuntu1
version.fglrx-installer: fglrx-installer N/A
version.ia32-libs: ia32-libs 20090808ubuntu36
version.libdrm2: libdrm2 2.4.46-1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.2-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.2-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.14.2.901-2ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu3.1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu3
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.14-4ubuntu3
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.9-2ubuntu1
xserver.bootTime: Sun Sep 1 00:21:51 2013
xserver.configfile: /etc/X11/xorg.conf
xserver.errors:

xserver.logfile: /var/log/Xorg.0.log
xserver.version: 2:1.14.2.901-2ubuntu4
xserver.video_driver: fglrx

[Apport retracing service (apport)]

StacktraceTop:
 raise (sig=15) at ../nptl/sysdeps/unix/sysv/linux/pt-raise.c:38
 ffi_call_unix64 () at ../src/x86/unix64.S:76
 ffi_call (cif=cif@entry=0x7f76cbfd3680, fn=0x7f76d354cc40 <g_dbus_connection_real_closed>, rvalue=0x7f76cbfd35f0, avalue=avalue@entry=0x7f76cbfd3590) at ../src/x86/ffi64.c:522
 g_cclosure_marshal_generic (closure=0x7f76c40043c0, return_gvalue=0x0, n_param_values=<optimized out>, param_values=<optimized out>, invocation_hint=<optimized out>, marshal_data=0x7f76d354cc40 <g_dbus_connection_real_closed>) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:1454
 g_closure_invoke (closure=0x7f76c40043c0, return_value=0x0, n_param_values=3, param_values=0x7f76cbfd3890, invocation_hint=0x7f76cbfd3830) at /build/buildd/glib2.0-2.37.6/./gobject/gclosure.c:777