Bug 312644

Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.4
Qt Version: 4.8.3
Operating System: Linux 3.5.0-21-generic x86_64
Distribution: Ubuntu 12.10

-- Information about the crash:
When ever i set the wallpaper in kde 4 to wallpaper clock plasma crashes

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fcd175847c0 (LWP 2513))]

Thread 6 (Thread 0x7fccebdf2700 (LWP 2529)):
#0  0x00007fcd0ab095c9 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fcd0ab09cab in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fcd0ab09ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fcd13b18c16 in QEventDispatcherGlib::processEvents (this=0x7fcce40008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fcd13ae92bf in QEventLoop::processEvents (this=this@entry=0x7fccebdf1cd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fcd13ae9548 in QEventLoop::exec (this=0x7fccebdf1cd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fcd139eab10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fcd13ac99af in QInotifyFileSystemWatcherEngine::run (this=0x31aa830) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fcd139edaec in QThreadPrivate::start (arg=0x31aa830) at thread/qthread_unix.cpp:338
#9  0x00007fcd08441734 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fcd0b208e9a in start_thread (arg=0x7fccebdf2700) at pthread_create.c:308
#11 0x00007fcd16e75cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fccea90e700 (LWP 2530)):
#0  0x00007fcd16e6a303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fcd0ab09d84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fcd0ab09ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fcd13b18c16 in QEventDispatcherGlib::processEvents (this=0x7fccd80008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fcd13ae92bf in QEventLoop::processEvents (this=this@entry=0x7fccea90dcd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fcd13ae9548 in QEventLoop::exec (this=0x7fccea90dcd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fcd139eab10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fcd13ac99af in QInotifyFileSystemWatcherEngine::run (this=0x31c7e10) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fcd139edaec in QThreadPrivate::start (arg=0x31c7e10) at thread/qthread_unix.cpp:338
#9  0x00007fcd08441734 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fcd0b208e9a in start_thread (arg=0x7fccea90e700) at pthread_create.c:308
#11 0x00007fcd16e75cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fccdef86700 (LWP 2531)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fcd10b6fcd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007fcd10b6fd09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007fcd08441734 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007fcd0b208e9a in start_thread (arg=0x7fccdef86700) at pthread_create.c:308
#5  0x00007fcd16e75cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fccd7fff700 (LWP 2538)):
#0  0x00007fff6edff827 in clock_gettime ()
#1  0x00007fcd0c9f715d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007fcd13a439c4 in do_gettime (frac=0x7fccd7ffea28, sec=0x7fccd7ffea20) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007fcd13b1941d in QTimerInfoList::updateCurrentTime (this=this@entry=0x7fccd0002660) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007fcd13b19763 in QTimerInfoList::timerWait (this=0x7fccd0002660, tm=...) at kernel/qeventdispatcher_unix.cpp:450
#6  0x00007fcd13b182cc in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7fccd7ffeb14) at kernel/qeventdispatcher_glib.cpp:136
#7  0x00007fcd13b18375 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#8  0x00007fcd0ab09618 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007fcd0ab09cab in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fcd0ab09ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fcd13b18c16 in QEventDispatcherGlib::processEvents (this=0x7fccd00008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#12 0x00007fcd13ae92bf in QEventLoop::processEvents (this=this@entry=0x7fccd7ffecd0, flags=...) at kernel/qeventloop.cpp:149
#13 0x00007fcd13ae9548 in QEventLoop::exec (this=0x7fccd7ffecd0, flags=...) at kernel/qeventloop.cpp:204
#14 0x00007fcd139eab10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#15 0x00007fcd13ac99af in QInotifyFileSystemWatcherEngine::run (this=0x3c97e30) at io/qfilesystemwatcher_inotify.cpp:248
#16 0x00007fcd139edaec in QThreadPrivate::start (arg=0x3c97e30) at thread/qthread_unix.cpp:338
#17 0x00007fcd08441734 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#18 0x00007fcd0b208e9a in start_thread (arg=0x7fccd7fff700) at pthread_create.c:308
#19 0x00007fcd16e75cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#20 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fccc3fff700 (LWP 12796)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fcd139ee04b in wait (time=18446744073709551615, this=0x3dd54f0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x3685e70, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fccf5b797fc in meth_QWaitCondition_wait (sipSelf=<QWaitCondition at remote 0x3ce4590>, sipArgs=(<QMutex at remote 0x3ce4360>,), sipKwds=0x0) at sipQtCorepart1.cpp:6683
#4  0x00007fccf74f1d72 in call_function (oparg=<optimized out>, pp_stack=0x7fccc3ffe740) at ../Python/ceval.c:4021
#5  PyEval_EvalFrameEx (f=f@entry=Frame 0x69358f0, for file /home/mat/.kde/share/apps/plasma/wallpapers/clock/contents/code/wallpaperrenderer.py, line 73, in run (self=<WallpaperRenderer(job=<StackJob(color=<QColor at remote 0x8335d70>, renderThread=None, jobId=1, images=[<StackJob(color=<QColor at remote 0x8335fa0>, renderThread=<...>, jobId=2, images=[u'bg.jpg', u'zodiacCapricorn.png', u'moonphase22.png', u'month1.png', u'weekday5.png', u'day4.png', u'hour23.png'], method=<ResizeMethod at remote 0x6841c68>, size=<QSize at remote 0x7973360>) at remote 0x833ed40>, u'minute57.png'], method=<...>, size=<...>) at remote 0x833ed88>, abort=False, mutex=<QMutex at remote 0x3ce4360>, restart=False, condition=<QWaitCondition at remote 0x3ce4590>) at remote 0x83159e0>, job=None), throwflag=throwflag@entry=0) at ../Python/ceval.c:2666
#6  0x00007fccf74f2c38 in PyEval_EvalCodeEx (co=<optimized out>, globals=<optimized out>, locals=locals@entry=0x0, args=args@entry=0x333e528, argcount=1, kws=kws@entry=0x0, kwcount=kwcount@entry=0, defs=defs@entry=0x0, defcount=defcount@entry=0, closure=0x0) at ../Python/ceval.c:3253
#7  0x00007fccf7548c76 in function_call (func=<function at remote 0x6832ed8>, arg=(<WallpaperRenderer(job=<StackJob(color=<QColor at remote 0x8335d70>, renderThread=None, jobId=1, images=[<StackJob(color=<QColor at remote 0x8335fa0>, renderThread=<...>, jobId=2, images=[u'bg.jpg', u'zodiacCapricorn.png', u'moonphase22.png', u'month1.png', u'weekday5.png', u'day4.png', u'hour23.png'], method=<ResizeMethod at remote 0x6841c68>, size=<QSize at remote 0x7973360>) at remote 0x833ed40>, u'minute57.png'], method=<...>, size=<...>) at remote 0x833ed88>, abort=False, mutex=<QMutex at remote 0x3ce4360>, restart=False, condition=<QWaitCondition at remote 0x3ce4590>) at remote 0x83159e0>,), kw=0x0) at ../Objects/funcobject.c:526
#8  0x00007fccf75c21be in PyObject_Call (func=func@entry=<function at remote 0x6832ed8>, arg=arg@entry=(<WallpaperRenderer(job=<StackJob(color=<QColor at remote 0x8335d70>, renderThread=None, jobId=1, images=[<StackJob(color=<QColor at remote 0x8335fa0>, renderThread=<...>, jobId=2, images=[u'bg.jpg', u'zodiacCapricorn.png', u'moonphase22.png', u'month1.png', u'weekday5.png', u'day4.png', u'hour23.png'], method=<ResizeMethod at remote 0x6841c68>, size=<QSize at remote 0x7973360>) at remote 0x833ed40>, u'minute57.png'], method=<...>, size=<...>) at remote 0x833ed88>, abort=False, mutex=<QMutex at remote 0x3ce4360>, restart=False, condition=<QWaitCondition at remote 0x3ce4590>) at remote 0x83159e0>,), kw=kw@entry=0x0) at ../Objects/abstract.c:2529
#9  0x00007fccf76264e0 in instancemethod_call.8790 (func=<function at remote 0x6832ed8>, arg=(<WallpaperRenderer(job=<StackJob(color=<QColor at remote 0x8335d70>, renderThread=None, jobId=1, images=[<StackJob(color=<QColor at remote 0x8335fa0>, renderThread=<...>, jobId=2, images=[u'bg.jpg', u'zodiacCapricorn.png', u'moonphase22.png', u'month1.png', u'weekday5.png', u'day4.png', u'hour23.png'], method=<ResizeMethod at remote 0x6841c68>, size=<QSize at remote 0x7973360>) at remote 0x833ed40>, u'minute57.png'], method=<...>, size=<...>) at remote 0x833ed88>, abort=False, mutex=<QMutex at remote 0x3ce4360>, restart=False, condition=<QWaitCondition at remote 0x3ce4590>) at remote 0x83159e0>,), kw=0x0) at ../Objects/classobject.c:2602
#10 0x00007fccf75c21be in PyObject_Call (func=func@entry=<instancemethod at remote 0x5c71af0>, arg=arg@entry=(), kw=<optimized out>) at ../Objects/abstract.c:2529
#11 0x00007fccf75c2ac7 in PyEval_CallObjectWithKeywords (func=func@entry=<instancemethod at remote 0x5c71af0>, arg=arg@entry=(), kw=kw@entry=0x0) at ../Python/ceval.c:3890
#12 0x00007fccf58b6692 in sip_api_call_method (isErr=0x0, method=<instancemethod at remote 0x5c71af0>, fmt=0x7fccf5c8ec0a "") at /build/buildd/sip4-4.13.3/siplib/siplib.c:1751
#13 0x00007fccf5b5d0f7 in sipVH_QtCore_11 (sipGILState=PyGILState_UNLOCKED, sipMethod=<instancemethod at remote 0x5c71af0>) at sipQtCorepart0.cpp:4451
#14 0x00007fccf5b9e050 in sipQThread::run (this=0x688a080) at sipQtCorepart2.cpp:2900
#15 0x00007fcd139edaec in QThreadPrivate::start (arg=0x688a080) at thread/qthread_unix.cpp:338
#16 0x00007fcd08441734 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#17 0x00007fcd0b208e9a in start_thread (arg=0x7fccc3fff700) at pthread_create.c:308
#18 0x00007fcd16e75cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#19 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fcd175847c0 (LWP 2513)):
[KCrash Handler]
#6  0x00007fccf75c21a5 in PyObject_Call (func=func@entry=<function at remote 0x3ced500>, arg=arg@entry=(<KrossPythonExtension at remote 0x688e488>,), kw=0x0) at ../Objects/abstract.c:2527
#7  0x00007fccf75c2ac7 in PyEval_CallObjectWithKeywords (func=<function at remote 0x3ced500>, arg=(<KrossPythonExtension at remote 0x688e488>,), kw=<optimized out>) at ../Python/ceval.c:3890
#8  0x00007fccd73c74d4 in ?? () from /usr/lib/kde4/krosspython.so
#9  0x00007fccd73ca528 in ?? () from /usr/lib/kde4/krosspython.so
#10 0x00007fcd13b00123 in QMetaObject::activate (sender=0x38aaac0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff6ed2b980) at kernel/qobject.cpp:3566
#11 0x00007fccf8118932 in KarambaInterface::widgetUpdated(QObject*) () from /usr/lib/libsuperkaramba.so.4
#12 0x00007fccf80fd895 in Karamba::step() () from /usr/lib/libsuperkaramba.so.4
#13 0x00007fccf8106dad in ?? () from /usr/lib/libsuperkaramba.so.4
#14 0x00007fcd13afff5f in QMetaObject::activate (sender=0x3a2fb98, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3547
#15 0x00007fcd13aff26c in QObject::event (this=0x3a2fb98, e=<optimized out>) at kernel/qobject.cpp:1157
#16 0x00007fcd12e91e9c in QApplicationPrivate::notify_helper (this=this@entry=0x21b06f0, receiver=receiver@entry=0x3a2fb98, e=e@entry=0x7fff6ed2c170) at kernel/qapplication.cpp:4562
#17 0x00007fcd12e9630a in QApplication::notify (this=0x21561c0, receiver=0x3a2fb98, e=0x7fff6ed2c170) at kernel/qapplication.cpp:4423
#18 0x00007fcd147a31d6 in KApplication::notify (this=0x21561c0, receiver=0x3a2fb98, event=0x7fff6ed2c170) at ../../kdeui/kernel/kapplication.cpp:311
#19 0x00007fcd13aea56e in QCoreApplication::notifyInternal (this=0x21561c0, receiver=0x3a2fb98, event=0x7fff6ed2c170) at kernel/qcoreapplication.cpp:915
#20 0x00007fcd13b1b462 in sendEvent (event=0x7fff6ed2c170, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#21 QTimerInfoList::activateTimers (this=0x216ee60) at kernel/qeventdispatcher_unix.cpp:611
#22 0x00007fcd13b18584 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#23 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#24 0x00007fcd13b185a1 in idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:233
#25 0x00007fcd0ab09ab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007fcd0ab09de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007fcd0ab09ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fcd13b18bf6 in QEventDispatcherGlib::processEvents (this=0x2077ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#29 0x00007fcd12f36c1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#30 0x00007fcd13ae92bf in QEventLoop::processEvents (this=this@entry=0x7fff6ed2c3f0, flags=...) at kernel/qeventloop.cpp:149
#31 0x00007fcd13ae9548 in QEventLoop::exec (this=0x7fff6ed2c3f0, flags=...) at kernel/qeventloop.cpp:204
#32 0x00007fcd13aee708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#33 0x00007fcd1717c035 in kdemain (argc=1, argv=0x7fff6ed2c6e8) at ../../../../plasma/desktop/shell/main.cpp:120
#34 0x00007fcd16da376d in __libc_start_main (main=0x4006a0 <main(int, char**)>, argc=1, ubp_av=0x7fff6ed2c6e8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff6ed2c6d8) at libc-start.c:226
#35 0x00000000004006d1 in _start ()

Reported using DrKonqi