systray.py crashed with SIGSEGV in gtk_widget_style_get()

[los-nikos]

mouse over hp button(hplip) in tray

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: hplip-data 3.11.7-0ubuntu5
ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
Uname: Linux 3.0.0-10-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
CheckboxSubmission: be2fbfde253285762d2d7eaf0e9f7c54
CheckboxSystem: edda5d4f616ca792bf437989cb597002
Date: Mon Sep 5 17:28:16 2011
ExecutablePath: /usr/share/hplip/systray.py
InterpreterPath: /usr/bin/python2.7
Lpstat: device for Photosmart-C4400-series: hp:/usb/Photosmart_C4400_series?serial=MY87HNN1W30557
MachineType: System manufacturer System Product Name
PackageArchitecture: all
Papersize: a4
PpdFiles: Photosmart-C4400-series: HP Photosmart c4400 Series, hpcups 3.11.1
ProcCmdline: python /usr/bin/hp-systray
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.0.0-10-generic root=UUID=4dced0c5-a6d9-40b7-98a9-6476dc3ca983 ro quiet splash vt.handoff=7
SegvAnalysis:
 Segfault happened at: 0x49c60b: mov 0x10(%rax),%rdi
 PC (0x0049c60b) ok
 source "0x10(%rax)" (0x00000010) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: hplip
StacktraceTop:
 gtk_widget_style_get () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
 QGtkStyle::pixelMetric(QStyle::PixelMetric, QStyleOption const*, QWidget const*) const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
 QScrollBar::sizeHint() const () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
 QAbstractScrollAreaPrivate::layoutChildren() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
 QAbstractScrollAreaPrivate::init() () from /usr/lib/x86_64-linux-gnu/libQtGui.so.4
Title: systray.py crashed with SIGSEGV in gtk_widget_style_get()
UpgradeStatus: Upgraded to oneiric on 2011-09-02 (3 days ago)
UserGroups: adm admin audio cdrom dialout dip floppy fuse plugdev sudo tape video
dmi.bios.date: 09/17/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 1602
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: M3A78 PRO
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.:bvr1602:bd09/17/2010:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnM3A78PRO:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

[Apport retracing service (apport)]

StacktraceTop:
 setup_context (registry=<synthetic pointer>, module=<synthetic pointer>, lineno=<synthetic pointer>, filename=<synthetic pointer>, stack_level=1) at ../Python/_warnings.c:449
 do_warn (message="IA__gtk_widget_style_get: assertion `GTK_IS_WIDGET (widget)' failed", category=<type at remote 0x2d11c70>, stack_level=1) at ../Python/_warnings.c:594
 PyErr_WarnEx (category=<type at remote 0x2d11c70>, text=<optimized out>, stack_level=1) at ../Python/_warnings.c:720
 ?? ()
 ?? ()