Bug 286709

Application: systemsettings (1.0)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
Entered settings for existing printer, selected a new PPD file, then crash

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f181bed6780 (LWP 11665))]

Thread 3 (Thread 0x7f18062b1700 (LWP 11666)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f18062b0af0 in ?? ()
#2  0x00007fff517eb7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 2 (Thread 0x7f17f92e8700 (LWP 13973)):
#0  0x00007f1819a4809c in qt_gettime () at tools/qelapsedtimer_unix.cpp:146
#1  0x00007f1819b0a6ed in QTimerInfoList::updateCurrentTime (this=0x393db50) at kernel/qeventdispatcher_unix.cpp:339
#2  0x00007f1819b0aa33 in QTimerInfoList::timerWait (this=0x393db50, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#3  0x00007f1819b0944c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f17f92e7c3c) at kernel/qeventdispatcher_glib.cpp:136
#4  0x00007f1819b094f5 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#5  0x00007f1816c5eff2 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1816c5fdfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f1816c60429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f1819b09f3e in QEventDispatcherGlib::processEvents (this=0x3533cf0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#9  0x00007f1819addcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#10 0x00007f1819addef7 in QEventLoop::exec (this=0x7f17f92e7dd0, flags=...) at kernel/qeventloop.cpp:201
#11 0x00007f18199f527f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#12 0x00007f1819ac0cbf in QInotifyFileSystemWatcherEngine::run (this=0x3912a10) at io/qfilesystemwatcher_inotify.cpp:248
#13 0x00007f18199f7d05 in QThreadPrivate::start (arg=0x3912a10) at thread/qthread_unix.cpp:331
#14 0x00007f1817131efc in start_thread (arg=0x7f17f92e8700) at pthread_create.c:304
#15 0x00007f18193ad89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#16 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f181bed6780 (LWP 11665)):
[KCrash Handler]
#6  0x00007f18054cb9c2 in Py_Finalize () from /usr/lib/libpython2.7.so.1.0
#7  0x00007f18058ab9e5 in ?? () from /usr/lib/kde4/kpythonpluginfactory.so
#8  0x00007f18058aba49 in ?? () from /usr/lib/kde4/kpythonpluginfactory.so
#9  0x00007f1819af7926 in QObjectCleanupHandler::clear (this=0x181ed30) at kernel/qobjectcleanuphandler.cpp:140
#10 0x00007f1819af796b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x181ed30, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#11 0x00007f1819af79b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x181ed30, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#12 0x00007f1819307821 in __run_exit_handlers (status=1, listp=0x7f18196645a8, run_list_atexit=true) at exit.c:78
#13 0x00007f18193078a5 in __GI_exit (status=<optimized out>) at exit.c:100
#14 0x00007f17fe31db9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#15 0x00007f181870606f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#16 0x00007f1818702e21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#17 0x00007f1818703d77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#18 0x00007f18186e834b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#19 0x00007f181b5ae71b in NETWinInfo::update (this=0x7fff51760a30, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#20 0x00007f181b5afee6 in NETWinInfo::event (this=0x7fff51760a30, event=0x7fff51760ae0, properties=0x7fff51760a00, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#21 0x00007f181b5a4fc8 in KWindowSystemPrivate::x11Event (this=0x1bf6c50, ev=0x7fff51760ae0) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#22 0x00007f181b4950a6 in publicX11Event (e=0x7fff51760ae0, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#23 KSystemEventFilterPrivate::filterEvent (this=0x1c00920, message=0x7fff51760ae0) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#24 0x00007f181a800388 in x11EventSourceDispatch (s=0x14b0d20, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#25 0x00007f1816c5fa5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f1816c60258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f1816c60429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f1819b09ed6 in QEventDispatcherGlib::processEvents (this=0x1487a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#29 0x00007f181a80007e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#30 0x00007f1819addcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#31 0x00007f1819addef7 in QEventLoop::exec (this=0x7fff51760eb0, flags=...) at kernel/qeventloop.cpp:201
#32 0x00007f181ac0f216 in QDialog::exec (this=0x2e24c10) at dialogs/qdialog.cpp:552
#33 0x00007f1803e28390 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtGui.so
#34 0x00007f18054a66f5 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#35 0x00007f18054a7064 in PyEval_EvalFrameEx () from /usr/lib/libpython2.7.so.1.0
#36 0x00007f18054a7f05 in PyEval_EvalCodeEx () from /usr/lib/libpython2.7.so.1.0
#37 0x00007f180542aa1c in ?? () from /usr/lib/libpython2.7.so.1.0
#38 0x00007f18054021f3 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#39 0x00007f180540f94f in ?? () from /usr/lib/libpython2.7.so.1.0
#40 0x00007f18054021f3 in PyObject_Call () from /usr/lib/libpython2.7.so.1.0
#41 0x00007f18054a0807 in PyEval_CallObjectWithKeywords () from /usr/lib/libpython2.7.so.1.0
#42 0x00007f18042a2cc0 in sip_api_invoke_slot () from /usr/lib/python2.7/dist-packages/sip.so
#43 0x00007f180461ff86 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#44 0x00007f1804620068 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#45 0x00007f1804620122 in ?? () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#46 0x00007f1819af1eba in QMetaObject::activate (sender=0x2c812c0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff51761860) at kernel/qobject.cpp:3278
#47 0x00007f181adc9582 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#48 0x00007f181ab0f13e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#49 0x00007f181ab1047b in QAbstractButtonPrivate::click (this=0x2c81340) at widgets/qabstractbutton.cpp:539
#50 0x00007f181ab106ec in QAbstractButton::mouseReleaseEvent (this=0x2c812c0, e=0x7fff51761fd0) at widgets/qabstractbutton.cpp:1121
#51 0x00007f18028abec3 in sipKPushButton::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/python2.7/dist-packages/PyKDE4/kdeui.so
#52 0x00007f181a7a8c9a in QWidget::event (this=0x2c812c0, event=0x7fff51761fd0) at kernel/qwidget.cpp:8295
#53 0x00007f18028b98db in sipKPushButton::event(QEvent*) () from /usr/lib/python2.7/dist-packages/PyKDE4/kdeui.so
#54 0x00007f181a758424 in notify_helper (e=0x7fff51761fd0, receiver=0x2c812c0, this=0x14ba260) at kernel/qapplication.cpp:4486
#55 QApplicationPrivate::notify_helper (this=0x14ba260, receiver=0x2c812c0, e=0x7fff51761fd0) at kernel/qapplication.cpp:4458
#56 0x00007f181a75dc6b in QApplication::notify (this=<optimized out>, receiver=0x2c812c0, e=0x7fff51761fd0) at kernel/qapplication.cpp:4047
#57 0x00007f181b46c126 in KApplication::notify (this=0x7fff51762c30, receiver=0x2c812c0, event=0x7fff51761fd0) at ../../kdeui/kernel/kapplication.cpp:311
#58 0x00007f1819adeafc in QCoreApplication::notifyInternal (this=0x7fff51762c30, receiver=0x2c812c0, event=0x7fff51761fd0) at kernel/qcoreapplication.cpp:787
#59 0x00007f181a7593f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#60 QApplicationPrivate::sendMouseEvent (receiver=0x2c812c0, event=0x7fff51761fd0, alienWidget=0x2c812c0, nativeWidget=0x15d1d80, buttonDown=0x2c812c0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#61 0x00007f181a7d8945 in QETWidget::translateMouseEvent (this=0x15d1d80, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#62 0x00007f181a7d78be in QApplication::x11ProcessEvent (this=0x7fff51762c30, event=0x7fff517627f0) at kernel/qapplication_x11.cpp:3690
#63 0x00007f181a800412 in x11EventSourceDispatch (s=0x14b0d20, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#64 0x00007f1816c5fa5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#65 0x00007f1816c60258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#66 0x00007f1816c60429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#67 0x00007f1819b09ed6 in QEventDispatcherGlib::processEvents (this=0x1487a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#68 0x00007f181a80007e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#69 0x00007f1819addcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#70 0x00007f1819addef7 in QEventLoop::exec (this=0x7fff51762bc0, flags=...) at kernel/qeventloop.cpp:201
#71 0x00007f1819ae2789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#72 0x000000000040a7c5 in ?? ()
#73 0x00007f18192ed30d in __libc_start_main (main=0x40a3b0, argc=5, ubp_av=0x7fff51762ef8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff51762ee8) at libc-start.c:226
#74 0x000000000040a819 in _start ()

This bug may be a duplicate of or related to bug 283611.

Possible duplicates by query: bug 286491, bug 286478, bug 286454, bug 286422, bug 286323.

Reported using DrKonqi