Bug 285766

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:
- What I was doing when the application crashed:
Adding  a bizhub c280 printer from konica minolta.
Crashed everytime upon selecting ppd.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f841003f780 (LWP 2706))]

Thread 3 (Thread 0x7f83fa9ce700 (LWP 2707)):
#0  operator!= (value=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/thread/qbasicatomic.h:75
#1  postEventSourcePrepare (s=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:265
#2  0x00007f840adbc734 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f840adbcf82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f840adbd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f840dc66f3e in QEventDispatcherGlib::processEvents (this=0x248b050, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007f840dc3acf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007f840dc3aef7 in QEventLoop::exec (this=0x7f83fa9cddd0, flags=...) at kernel/qeventloop.cpp:201
#8  0x00007f840db5227f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#9  0x00007f840dc1dcbf in QInotifyFileSystemWatcherEngine::run (this=0x248a600) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x00007f840db54d05 in QThreadPrivate::start (arg=0x248a600) at thread/qthread_unix.cpp:331
#11 0x00007f840b28eefc in start_thread (arg=0x7f83fa9ce700) at pthread_create.c:304
#12 0x00007f840d50a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#13 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f83eda05700 (LWP 2842)):
#0  __libc_disable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:96
#1  0x00007f840d4fe787 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:89
#2  0x00007f840adbcf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f840adbd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f840dc66f3e in QEventDispatcherGlib::processEvents (this=0x2265710, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f840dc3acf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f840dc3aef7 in QEventLoop::exec (this=0x7f83eda04dd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f840db5227f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f840dc1dcbf in QInotifyFileSystemWatcherEngine::run (this=0x39c03a0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f840db54d05 in QThreadPrivate::start (arg=0x39c03a0) at thread/qthread_unix.cpp:331
#10 0x00007f840b28eefc in start_thread (arg=0x7f83eda05700) at pthread_create.c:304
#11 0x00007f840d50a89d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f841003f780 (LWP 2706)):
[KCrash Handler]
#6  0x00007f83f9be89c2 in wait_for_thread_shutdown () at ../Python/pythonrun.c:1689
#7  Py_Finalize () at ../Python/pythonrun.c:401
#8  Py_Finalize () at ../Python/pythonrun.c:393
#9  0x00007f83f9fc89e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0x25dcba0, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#10 0x00007f83f9fc8a49 in KPythonPluginFactory::~KPythonPluginFactory (this=0x25dcba0, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#11 0x00007f840dc54926 in QObjectCleanupHandler::clear (this=0x224f800) at kernel/qobjectcleanuphandler.cpp:140
#12 0x00007f840dc5496b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x224f800, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#13 0x00007f840dc549b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x224f800, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#14 0x00007f840d464821 in __run_exit_handlers (status=1, listp=0x7f840d7c15a8, run_list_atexit=true) at exit.c:78
#15 0x00007f840d4648a5 in __GI_exit (status=<optimized out>) at exit.c:100
#16 0x00007f83f2a3ab9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#17 0x00007f840c86306f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#18 0x00007f840c85fe21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#19 0x00007f840c860d77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#20 0x00007f840c84534b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#21 0x00007f840f70b71b in NETWinInfo::update (this=0x7fff9d899d60, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#22 0x00007f840f70cee6 in NETWinInfo::event (this=0x7fff9d899d60, event=0x7fff9d899e10, properties=0x7fff9d899d30, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#23 0x00007f840f701fc8 in KWindowSystemPrivate::x11Event (this=0x25a8ef0, ev=0x7fff9d899e10) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#24 0x00007f840f5f20a6 in publicX11Event (e=0x7fff9d899e10, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#25 KSystemEventFilterPrivate::filterEvent (this=0x25a4800, message=0x7fff9d899e10) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#26 0x00007f840e95d388 in x11EventSourceDispatch (s=0x1ec9900, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#27 0x00007f840adbca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f840adbd258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f840adbd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f840dc66ed6 in QEventDispatcherGlib::processEvents (this=0x1e9fa10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#31 0x00007f840e95d07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007f840dc3acf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f840dc3aef7 in QEventLoop::exec (this=0x7fff9d89a1e0, flags=...) at kernel/qeventloop.cpp:201
#34 0x00007f840ed6c216 in QDialog::exec (this=0x37b7c40) at dialogs/qdialog.cpp:552
#35 0x00007f83f8545390 in meth_QDialog_exec_ (sipSelf=<NewPrinterGUI(btnNPPDComments=<QPushButton at remote 0x3878cb0>, label_18=<QLabel at remote 0x3691c20>, label_19=<QLabel at remote 0x3691dd0>, label_16=<QLabel at remote 0x36925f0>, label_17=<QLabel at remote 0x3691b90>, label_14=<QLabel at remote 0x36914d0>, label_15=<QLabel at remote 0x3691680>, label_12=<QLabel at remote 0x3691170>, label_13=<QLabel at remote 0x3691440>, label_10=<QLabel at remote 0x368df80>, label_11=<QLabel at remote 0x3691050>, mainapp=<GUI(encoding=('en_US', 'UTF-8'), memberTabWidget=<QWidget at remote 0x35ae7a0>, mainListSelectedName=u'New Printer', servers=set(['/var/run/cups/cups.sock']), newPrinterItem=<QTreeWidgetItem at remote 0x387d0e0>, connect_server='/var/run/cups/cups.sock', cups=<Connection(getNotifications=<function at remote 0x3585ed8>, deletePrinterOptionDefault=<function at remote 0x35859b0>, acceptJobs=<function at remote 0x3422f50>, adminSetServerSettings=<function at remote 0x3585578>, getDocument=<function at remote 0x3585cf8>, adminGetServerSettings=<function at r...(truncated), sipArgs=<optimized out>) at /build/buildd/python-qt4-4.8.5/sip/QtGui/qdialog.sip:73
#36 0x00007f83f9bc36f5 in call_function (oparg=<optimized out>, pp_stack=0x7fff9d89a360) at ../Python/ceval.c:4021
#37 PyEval_EvalFrameEx (f=<optimized out>, throwflag=<optimized out>) at ../Python/ceval.c:2666
#38 0x00007f83f9bc4064 in fast_function (nk=<optimized out>, na=2, n=<optimized out>, pp_stack=0x7fff9d89a4c0, func=<function at remote 0x3419578>) at ../Python/ceval.c:4107
#39 call_function (oparg=<optimized out>, pp_stack=0x7fff9d89a4c0) at ../Python/ceval.c:4042
#40 PyEval_EvalFrameEx (f=<optimized out>, throwflag=<optimized out>) at ../Python/ceval.c:2666
#41 0x00007f83f9bc4f05 in PyEval_EvalCodeEx (co=<optimized out>, globals=<optimized out>, locals=<optimized out>, args=<optimized out>, argcount=1, kws=0x0, kwcount=0, defs=0x0, defcount=0, closure=0x0) at ../Python/ceval.c:3253
#42 0x00007f83f9b47a1c in function_call (func=<function at remote 0x341ab90>, arg=(<GUI(encoding=('en_US', 'UTF-8'), memberTabWidget=<QWidget at remote 0x35ae7a0>, mainListSelectedName=u'New Printer', servers=set(['/var/run/cups/cups.sock']), newPrinterItem=<QTreeWidgetItem at remote 0x387d0e0>, connect_server='/var/run/cups/cups.sock', cups=<Connection(getNotifications=<function at remote 0x3585ed8>, deletePrinterOptionDefault=<function at remote 0x35859b0>, acceptJobs=<function at remote 0x3422f50>, adminSetServerSettings=<function at remote 0x3585578>, getDocument=<function at remote 0x3585cf8>, adminGetServerSettings=<function at remote 0x3585500>, restartJob=<function at remote 0x36616e0>, _cannot_auth=False, deletePrinter=<function at remote 0x35858c0>, setPrinterInfo=<function at remote 0x3661938>, setPrinterLocation=<function at remote 0x3661a28>, getPPDs2=<function at remote 0x3661140>, addPrinterOptionDefault=<function at remote 0x3585398>, addPrinterToClass=<function at remote 0x3585410>, _cancel=False, _operation_stack=[], _forbidden=False, putFile=<function at remote 0x3661578...(truncated), kw=0x0) at ../Objects/funcobject.c:526
#43 0x00007f83f9b1f1f3 in PyObject_Call (func=<function at remote 0x341ab90>, arg=<optimized out>, kw=<optimized out>) at ../Objects/abstract.c:2529
#44 0x00007f83f9b2c94f in instancemethod_call (func=<function at remote 0x341ab90>, arg=(<GUI(encoding=('en_US', 'UTF-8'), memberTabWidget=<QWidget at remote 0x35ae7a0>, mainListSelectedName=u'New Printer', servers=set(['/var/run/cups/cups.sock']), newPrinterItem=<QTreeWidgetItem at remote 0x387d0e0>, connect_server='/var/run/cups/cups.sock', cups=<Connection(getNotifications=<function at remote 0x3585ed8>, deletePrinterOptionDefault=<function at remote 0x35859b0>, acceptJobs=<function at remote 0x3422f50>, adminSetServerSettings=<function at remote 0x3585578>, getDocument=<function at remote 0x3585cf8>, adminGetServerSettings=<function at remote 0x3585500>, restartJob=<function at remote 0x36616e0>, _cannot_auth=False, deletePrinter=<function at remote 0x35858c0>, setPrinterInfo=<function at remote 0x3661938>, setPrinterLocation=<function at remote 0x3661a28>, getPPDs2=<function at remote 0x3661140>, addPrinterOptionDefault=<function at remote 0x3585398>, addPrinterToClass=<function at remote 0x3585410>, _cancel=False, _operation_stack=[], _forbidden=False, putFile=<function at remote 0x3661578...(truncated), kw=0x0) at ../Objects/classobject.c:2578
#45 0x00007f83f9b1f1f3 in PyObject_Call (func=<instancemethod at remote 0x2901550>, arg=<optimized out>, kw=<optimized out>) at ../Objects/abstract.c:2529
#46 0x00007f83f9bbd807 in PyEval_CallObjectWithKeywords (func=<instancemethod at remote 0x2901550>, arg=(), kw=<optimized out>) at ../Python/ceval.c:3890
#47 0x00007f83f89bfcc0 in sip_api_invoke_slot (slot=<optimized out>, sigargs=()) at /build/buildd/sip4-4.12.4/siplib/qtlib.c:203
#48 0x00007f83f8d3cf86 in PyQtProxy::invokeSlot(qpycore_slot const&, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#49 0x00007f83f8d3d068 in PyQtProxy::unislot(void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#50 0x00007f83f8d3d122 in PyQtProxy::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#51 0x00007f840dc4eeba in QMetaObject::activate (sender=0x35dc170, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9d89ab90) at kernel/qobject.cpp:3278
#52 0x00007f840ef26582 in QAbstractButton::clicked (this=<optimized out>, _t1=false) at .moc/release-shared/moc_qabstractbutton.cpp:206
#53 0x00007f840ec6c13e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#54 0x00007f840ec6d47b in QAbstractButtonPrivate::click (this=0x35dc380) at widgets/qabstractbutton.cpp:539
#55 0x00007f840ec6d6ec in QAbstractButton::mouseReleaseEvent (this=0x35dc170, e=0x7fff9d89b300) at widgets/qabstractbutton.cpp:1121
#56 0x00007f83f6fc8ec3 in sipKPushButton::mouseReleaseEvent (this=0x35dc170, a0=0x7fff9d89b300) at sip/kdeui/sipkdeuipart3.cpp:26572
#57 0x00007f840e905c9a in QWidget::event (this=0x35dc170, event=0x7fff9d89b300) at kernel/qwidget.cpp:8295
#58 0x00007f83f6fd68db in event (a0=0x7fff9d89b300, this=0x35dc170) at sip/kdeui/sipkdeuipart3.cpp:26433
#59 sipKPushButton::event (this=0x35dc170, a0=0x7fff9d89b300) at sip/kdeui/sipkdeuipart3.cpp:26425
#60 0x00007f840e8b5424 in notify_helper (e=0x7fff9d89b300, receiver=0x35dc170, this=0x1ed3480) at kernel/qapplication.cpp:4486
#61 QApplicationPrivate::notify_helper (this=0x1ed3480, receiver=0x35dc170, e=0x7fff9d89b300) at kernel/qapplication.cpp:4458
#62 0x00007f840e8bac6b in QApplication::notify (this=<optimized out>, receiver=0x35dc170, e=0x7fff9d89b300) at kernel/qapplication.cpp:4047
#63 0x00007f840f5c9126 in KApplication::notify (this=0x7fff9d89bf60, receiver=0x35dc170, event=0x7fff9d89b300) at ../../kdeui/kernel/kapplication.cpp:311
#64 0x00007f840dc3bafc in QCoreApplication::notifyInternal (this=0x7fff9d89bf60, receiver=0x35dc170, event=0x7fff9d89b300) at kernel/qcoreapplication.cpp:787
#65 0x00007f840e8b63f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#66 QApplicationPrivate::sendMouseEvent (receiver=0x35dc170, event=0x7fff9d89b300, alienWidget=0x35dc170, nativeWidget=0x2016420, buttonDown=0x35dc170, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#67 0x00007f840e935945 in QETWidget::translateMouseEvent (this=0x2016420, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#68 0x00007f840e9348be in QApplication::x11ProcessEvent (this=0x7fff9d89bf60, event=0x7fff9d89bb20) at kernel/qapplication_x11.cpp:3690
#69 0x00007f840e95d412 in x11EventSourceDispatch (s=0x1ec9900, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#70 0x00007f840adbca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#71 0x00007f840adbd258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#72 0x00007f840adbd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#73 0x00007f840dc66ed6 in QEventDispatcherGlib::processEvents (this=0x1e9fa10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#74 0x00007f840e95d07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#75 0x00007f840dc3acf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#76 0x00007f840dc3aef7 in QEventLoop::exec (this=0x7fff9d89bef0, flags=...) at kernel/qeventloop.cpp:201
#77 0x00007f840dc3f789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#78 0x000000000040a7c5 in main (argc=5, argv=0x7fff9d89c228) at ../../../systemsettings/app/main.cpp:49

This bug may be a duplicate of or related to bug 285627.

Possible duplicates by query: bug 285760, bug 285627, bug 285533, bug 285481, bug 285450.

Reported using DrKonqi