Bug 243704

Application: amarok (2.3.1)
KDE Platform Version: 4.4.5 (KDE 4.4.5)
Qt Version: 4.6.3
Operating System: Linux 2.6.32-23-generic x86_64
Distribution: Ubuntu 10.04 LTS

-- Information about the crash:
when i add all widget by amarok
when i add all widget by amarok

 -- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2a552427a0 (LWP 5722))]

Thread 20 (Thread 0x7f2a3c11a710 (LWP 5723)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
#1  0x00007f2a41e66081 in metronom_sync_loop (this=0x1899670) at metronom.c:851
#2  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#3  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 19 (Thread 0x7f2a3b919710 (LWP 5724)):
[KCrash Handler]
#5  0x0000000002c61330 in ?? ()
#6  0x00007f2a41e60440 in stream_rewire_video (output=<value optimized out>, data=0x382d260) at xine.c:552
#7  0x00007f2a420c3461 in Phonon::Xine::XineThread::event (this=<value optimized out>, e=<value optimized out>) at ../../xine/xinethread.cpp:130
#8  0x00007f2a534a3c0c in QApplicationPrivate::notify_helper (this=0x16cc3b0, receiver=0x180c040, e=0x4574540) at kernel/qapplication.cpp:4302
#9  0x00007f2a534aa0eb in QApplication::notify (this=0x7fff482cd5f0, receiver=0x180c040, e=0x4574540) at kernel/qapplication.cpp:4185
#10 0x00007f2a54d52a16 in KApplication::notify (this=0x7fff482cd5f0, receiver=0x180c040, event=0x4574540) at ../../kdeui/kernel/kapplication.cpp:302
#11 0x00007f2a52b2dd9c in QCoreApplication::notifyInternal (this=0x7fff482cd5f0, receiver=0x180c040, event=0x4574540) at kernel/qcoreapplication.cpp:726
#12 0x00007f2a52b31454 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x180c280) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#13 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x180c280) at kernel/qcoreapplication.cpp:1367
#14 0x00007f2a52b57873 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#15 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#16 0x00007f2a4b4448c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#17 0x00007f2a4b448748 in ?? () from /lib/libglib-2.0.so.0
#18 0x00007f2a4b4488fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#19 0x00007f2a52b573b3 in QEventDispatcherGlib::processEvents (this=0x189a710, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#20 0x00007f2a52b2c6c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#21 0x00007f2a52b2ca9c in QEventLoop::exec (this=0x7f2a3b918d50, flags=) at kernel/qeventloop.cpp:201
#22 0x00007f2a52a3b8db in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:487
#23 0x00007f2a420c2440 in Phonon::Xine::XineThread::run (this=0x180c040) at ../../xine/xinethread.cpp:143
#24 0x00007f2a52a3df95 in QThreadPrivate::start (arg=0x180c040) at thread/qthread_unix.cpp:248
#25 0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#26 0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#27 0x0000000000000000 in ?? ()

Thread 18 (Thread 0x7f2a3af0e710 (LWP 5729)):
#0  0x00007f2a521eff83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=333) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2a3af13915 in my_snd_mixer_wait (data=<value optimized out>) at audio_alsa_out.c:150
#2  ao_alsa_handle_event_thread (data=<value optimized out>) at audio_alsa_out.c:166
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 17 (Thread 0x7f2a3a70d710 (LWP 5730)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e76e23 in fifo_peek_int (this_gen=<value optimized out>) at audio_out.c:348
#2  fifo_peek (this_gen=<value optimized out>) at audio_out.c:388
#3  ao_loop (this_gen=<value optimized out>) at audio_out.c:1015
#4  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#5  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7f2a39b01710 (LWP 5731)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e76e23 in fifo_peek_int (this_gen=<value optimized out>) at audio_out.c:348
#2  fifo_peek (this_gen=<value optimized out>) at audio_out.c:388
#3  ao_loop (this_gen=<value optimized out>) at audio_out.c:1015
#4  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#5  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 15 (Thread 0x7f2a39300710 (LWP 5732)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e76e23 in fifo_peek_int (this_gen=<value optimized out>) at audio_out.c:348
#2  fifo_peek (this_gen=<value optimized out>) at audio_out.c:388
#3  ao_loop (this_gen=<value optimized out>) at audio_out.c:1015
#4  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#5  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 14 (Thread 0x7f2a38aff710 (LWP 5733)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e76e23 in fifo_peek_int (this_gen=<value optimized out>) at audio_out.c:348
#2  fifo_peek (this_gen=<value optimized out>) at audio_out.c:388
#3  ao_loop (this_gen=<value optimized out>) at audio_out.c:1015
#4  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#5  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7f2a36d3b710 (LWP 5745)):
#0  0xffffffffff60017b in ?? ()
#1  0x00007f2a36d3aa60 in ?? ()
#2  0x00007fff483ff852 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 12 (Thread 0x7f2a2c708710 (LWP 5746)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a4d5a5d76 in ?? () from /usr/lib/libQtWebKit.so.4
#2  0x00007f2a4d5a5db9 in ?? () from /usr/lib/libQtWebKit.so.4
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 11 (Thread 0x7f2a29052710 (LWP 5748)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a52a3efdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f2a4f090026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x31e44c0, th=0x31e5360) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2a4f0926ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x31e3b90, th=0x31e5360) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2a4f090bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f2a29051dc0, parent=0x31e44c0, th=0x31e5360) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f2a4f091168 in ThreadWeaver::Thread::run (this=0x31e5360) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f2a52a3df95 in QThreadPrivate::start (arg=0x31e5360) at thread/qthread_unix.cpp:248
#8  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7f2a28851710 (LWP 5749)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a52a3efdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f2a4f090026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x31e44c0, th=0x31e6b60) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2a4f0926ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x31e3b90, th=0x31e6b60) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2a4f090bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f2a28850dc0, parent=0x31e44c0, th=0x31e6b60) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f2a4f091168 in ThreadWeaver::Thread::run (this=0x31e6b60) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f2a52a3df95 in QThreadPrivate::start (arg=0x31e6b60) at thread/qthread_unix.cpp:248
#8  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7f2a219f3710 (LWP 5750)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a52a3efdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f2a4f090026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x31e44c0, th=0x321ef70) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2a4f0926ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x31e3b90, th=0x321ef70) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2a4f090bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f2a219f2dc0, parent=0x31e44c0, th=0x321ef70) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f2a4f091168 in ThreadWeaver::Thread::run (this=0x321ef70) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f2a52a3df95 in QThreadPrivate::start (arg=0x321ef70) at thread/qthread_unix.cpp:248
#8  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7f2a211f2710 (LWP 5751)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a52a3efdb in QWaitConditionPrivate::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:87
#2  QWaitCondition::wait (this=<value optimized out>, mutex=0x31e4e90, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:159
#3  0x00007f2a4f090026 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x31e44c0, th=0x7f2a1c013f40) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f2a4f0926ab in ThreadWeaver::WorkingHardState::applyForWork (this=0x31e3b90, th=0x7f2a1c013f40) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f2a4f090bff in ThreadWeaver::ThreadRunHelper::run (this=0x7f2a211f1dc0, parent=0x31e44c0, th=0x7f2a1c013f40) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f2a4f091168 in ThreadWeaver::Thread::run (this=0x7f2a1c013f40) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f2a52a3df95 in QThreadPrivate::start (arg=0x7f2a1c013f40) at thread/qthread_unix.cpp:248
#8  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#9  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f2a209f1710 (LWP 5754)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e6993b in fifo_buffer_get (fifo=0x342d0d0) at buffer.c:230
#2  0x00007f2a41e6f9dd in video_decoder_loop (stream_gen=<value optimized out>) at video_decoder.c:130
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f2a13fff710 (LWP 5755)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e618a8 in ticket_renew (this=0x18999a0, irrevocable=0) at xine.c:254
#2  0x00007f2a41e71165 in audio_decoder_loop (stream_gen=<value optimized out>) at audio_decoder.c:389
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f2a137fe710 (LWP 5756)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e79f6b in xine_event_wait (queue_gen=<value optimized out>) at events.c:56
#2  listener_loop (queue_gen=<value optimized out>) at events.c:214
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f2a12ffd710 (LWP 5757)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a41e69853 in buffer_pool_alloc (this=0x25655b0) at buffer.c:90
#2  0x00007f2a25fe04f7 in parse_frame_payload (this=0x7f2a14001f90, decoder_flags=<value optimized out>, send_header=<value optimized out>) at demux_mpgaudio.c:537
#3  demux_mpgaudio_next (this=0x7f2a14001f90, decoder_flags=<value optimized out>, send_header=<value optimized out>) at demux_mpgaudio.c:797
#4  0x00007f2a25fe0ddd in demux_mpgaudio_send_chunk (this_gen=0x25656dc) at demux_mpgaudio.c:804
#5  0x00007f2a41e7f357 in demux_loop (stream_gen=<value optimized out>) at demux.c:342
#6  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#7  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f2a08765710 (LWP 5760)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f2a4e8fa2a6 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f2a4ebd9220) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2304
#2  0x00007f2a4e8fa2e9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7f2a4ebe72ec) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1438
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f29fc9f4710 (LWP 6197)):
#0  0x00007f2a521f4fe3 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f2a41e8f2c5 in xine_usec_sleep (usec=<value optimized out>) at utils.c:481
#2  0x00007f2a41e73c99 in video_out_loop (this_gen=<value optimized out>) at video_out.c:1246
#3  0x00007f2a506469ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#4  0x00007f2a521fc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2a552427a0 (LWP 5722)):
#0  0x00007f2a521eff83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2a49a8d29a in ?? () from /usr/lib/libxcb.so.1
#2  0x00007f2a49a8d7d7 in ?? () from /usr/lib/libxcb.so.1
#3  0x00007f2a49a8da85 in xcb_writev () from /usr/lib/libxcb.so.1
#4  0x00007f2a517ab6fa in _XSend () from /usr/lib/libX11.so.6
#5  0x00007f2a51797a55 in ?? () from /usr/lib/libX11.so.6
#6  0x00007f2a51796de9 in ?? () from /usr/lib/libX11.so.6
#7  0x00007f2a51797c2e in XPutImage () from /usr/lib/libX11.so.6
#8  0x00007f2a5359c551 in QX11PixmapData::fromImage (this=0x1728aa0, img=<value optimized out>, flags=<value optimized out>) at image/qpixmap_x11.cpp:612
#9  0x00007f2a53587976 in QPixmap::fromImage (image=..., flags=) at image/qpixmap.cpp:1993
#10 0x00007f2a535eaef8 in QPaintEngine::drawImage (this=0x4515e10, r=..., image=..., sr=..., flags=<value optimized out>) at painting/qpaintengine.cpp:623
#11 0x00007f2a536a6f02 in QX11PaintEngine::drawImage (this=0x4515e10, r=..., image=..., sr=..., flags=) at painting/qpaintengine_x11.cpp:1893
#12 0x00007f2a5360031f in QPainterPrivate::draw_helper (this=0x2d72420, originalPath=<value optimized out>, op=<value optimized out>) at painting/qpainter.cpp:484
#13 0x00007f2a536079b1 in QPainter::fillPath (this=0x7fff482c9e60, path=..., brush=...) at painting/qpainter.cpp:3323
#14 0x00007f2a54166e46 in Context::AppletExplorer::paint (this=0x2b70cb0, painter=0x7fff482c9e60, option=<value optimized out>, widget=<value optimized out>)
    at ../../src/context/widgets/appletexplorer/AppletExplorer.cpp:127
#15 0x00007f2a53ab27aa in _q_paintItem (item=<value optimized out>, painter=0x7fff482c9e60, option=0x2aff918, widget=0x2c02eb0, useWindowOpacity=<value optimized out>, 
    painterStateProtection=<value optimized out>) at graphicsview/qgraphicsscene.cpp:4258
#16 0x00007f2a53ac5924 in QGraphicsScenePrivate::drawItemHelper (this=<value optimized out>, item=0x2b70cc0, painter=0x7fff482c9e60, option=0x2aff918, widget=0x2c02eb0, painterStateProtection=true)
    at graphicsview/qgraphicsscene.cpp:4327
#17 0x00007f2a53ac7a25 in QGraphicsScenePrivate::draw (this=<value optimized out>, item=0x2b70cc0, painter=0x7fff482c9e60, viewTransform=<value optimized out>, transformPtr=<value optimized out>, 
    exposedRegion=<value optimized out>, widget=0x2c02eb0, opacity=<value optimized out>, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true)
    at graphicsview/qgraphicsscene.cpp:4835
#18 0x00007f2a53ac8662 in QGraphicsScenePrivate::drawSubtreeRecursive (this=<value optimized out>, item=0x2b70cc0, painter=0x7fff482c9e60, viewTransform=0x0, exposedRegion=0x2bfcfa0, 
    widget=0x2c02eb0, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4757
#19 0x00007f2a53ac7ac0 in QGraphicsScenePrivate::draw (this=<value optimized out>, item=0x2bf71d0, painter=0x7fff482c9e60, viewTransform=<value optimized out>, transformPtr=<value optimized out>, 
    exposedRegion=<value optimized out>, widget=0x2c02eb0, opacity=<value optimized out>, effectTransform=0x0, wasDirtyParentSceneTransform=false, drawItem=true)
    at graphicsview/qgraphicsscene.cpp:4849
#20 0x00007f2a53ac8662 in QGraphicsScenePrivate::drawSubtreeRecursive (this=<value optimized out>, item=0x2bf71d0, painter=0x7fff482c9e60, viewTransform=0x0, exposedRegion=0x2bfcfa0, 
    widget=0x2c02eb0, parentOpacity=<value optimized out>, effectTransform=0x0) at graphicsview/qgraphicsscene.cpp:4757
#21 0x00007f2a53ac8e94 in QGraphicsScenePrivate::drawItems (this=0x2aff6c0, painter=0x7fff482c9e60, viewTransform=0x0, exposedRegion=0x2bfcfa0, widget=0x2c02eb0)
    at graphicsview/qgraphicsscene.cpp:4639
#22 0x00007f2a53ae857c in QGraphicsView::paintEvent (this=<value optimized out>, event=<value optimized out>) at graphicsview/qgraphicsview.cpp:3387
#23 0x00007f2a534f9af2 in QWidget::event (this=0x2bf4fa0, event=0x7fff482ca790) at kernel/qwidget.cpp:8190
#24 0x00007f2a538a2646 in QFrame::event (this=0x2bf4fa0, e=0x7fff482ca790) at widgets/qframe.cpp:557
#25 0x00007f2a53ae514b in QGraphicsView::viewportEvent (this=0x2bf4fa0, event=0x7fff482ca790) at graphicsview/qgraphicsview.cpp:2787
#26 0x00007f2a52b2d1b7 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x2c02eb0, event=0x7fff482ca790) at kernel/qcoreapplication.cpp:841
#27 0x00007f2a534a3bdc in QApplicationPrivate::notify_helper (this=0x16cc3b0, receiver=0x2c02eb0, e=0x7fff482ca790) at kernel/qapplication.cpp:4298
#28 0x00007f2a534aa0eb in QApplication::notify (this=0x7fff482cd5f0, receiver=0x2c02eb0, e=0x7fff482ca790) at kernel/qapplication.cpp:4185
#29 0x00007f2a54d52a16 in KApplication::notify (this=0x7fff482cd5f0, receiver=0x2c02eb0, event=0x7fff482ca790) at ../../kdeui/kernel/kapplication.cpp:302
#30 0x00007f2a52b2dd9c in QCoreApplication::notifyInternal (this=0x7fff482cd5f0, receiver=0x2c02eb0, event=0x7fff482ca790) at kernel/qcoreapplication.cpp:726
#31 0x00007f2a535020ed in QCoreApplication::sendSpontaneousEvent (this=0x2c03310, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x2d9f100) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#32 QWidgetPrivate::drawWidget (this=0x2c03310, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, backingStore=0x2d9f100)
    at kernel/qwidget.cpp:5363
#33 0x00007f2a53502d88 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=2, rgn=<value optimized out>, 
    offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2d9f100) at kernel/qwidget.cpp:5476
#34 0x00007f2a53501e4a in QWidgetPrivate::drawWidget (this=0x2bfcae0, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x2d9f100) at kernel/qwidget.cpp:5412
#35 0x00007f2a53502d88 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=1, rgn=<value optimized out>, 
    offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2d9f100) at kernel/qwidget.cpp:5476
#36 0x00007f2a53502bb9 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=2, rgn=<value optimized out>, 
    offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2d9f100) at kernel/qwidget.cpp:5463
#37 0x00007f2a53501e4a in QWidgetPrivate::drawWidget (this=0x2aff140, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x2d9f100) at kernel/qwidget.cpp:5412
#38 0x00007f2a53502d88 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=5, rgn=<value optimized out>, 
    offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2d9f100) at kernel/qwidget.cpp:5476
#39 0x00007f2a53501e4a in QWidgetPrivate::drawWidget (this=0x2b4bea0, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x2d9f100) at kernel/qwidget.cpp:5412
#40 0x00007f2a53502d88 in QWidgetPrivate::paintSiblingsRecursive (this=<value optimized out>, pdev=<value optimized out>, siblings=..., index=85, rgn=<value optimized out>, 
    offset=<value optimized out>, flags=4, sharedPainter=0x0, backingStore=0x2d9f100) at kernel/qwidget.cpp:5476
#41 0x00007f2a53501e4a in QWidgetPrivate::drawWidget (this=0x1e87370, pdev=<value optimized out>, rgn=..., offset=<value optimized out>, flags=<value optimized out>, sharedPainter=0x0, 
    backingStore=0x2d9f100) at kernel/qwidget.cpp:5412
#42 0x00007f2a536bcc75 in QWidgetBackingStore::sync (this=0x2d9f100) at painting/qbackingstore.cpp:1300
#43 0x00007f2a534f3a60 in QWidgetPrivate::syncBackingStore (this=0x1e87370) at kernel/qwidget.cpp:1688
#44 0x00007f2a534fa1f5 in QWidget::event (this=0x1e85000, event=0x2d53240) at kernel/qwidget.cpp:8337
#45 0x00007f2a538bdf8b in QMainWindow::event (this=0x1e85000, event=0x2d53240) at widgets/qmainwindow.cpp:1414
#46 0x00007f2a534a3c0c in QApplicationPrivate::notify_helper (this=0x16cc3b0, receiver=0x1e85000, e=0x2d53240) at kernel/qapplication.cpp:4302
#47 0x00007f2a534aa0eb in QApplication::notify (this=0x7fff482cd5f0, receiver=0x1e85000, e=0x2d53240) at kernel/qapplication.cpp:4185
#48 0x00007f2a54d52a16 in KApplication::notify (this=0x7fff482cd5f0, receiver=0x1e85000, event=0x2d53240) at ../../kdeui/kernel/kapplication.cpp:302
#49 0x00007f2a52b2dd9c in QCoreApplication::notifyInternal (this=0x7fff482cd5f0, receiver=0x1e85000, event=0x2d53240) at kernel/qcoreapplication.cpp:726
#50 0x00007f2a52b31454 in QCoreApplication::sendEvent (receiver=0x1e85000, event_type=<value optimized out>, data=0x155c470) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#51 QCoreApplicationPrivate::sendPostedEvents (receiver=0x1e85000, event_type=<value optimized out>, data=0x155c470) at kernel/qcoreapplication.cpp:1367
#52 0x00007f2a53acfdca in QGraphicsViewPrivate::dispatchPendingUpdateRequests (this=0x2aff6c0) at ../../include/QtGui/private/../../../src/gui/graphicsview/qgraphicsview_p.h:184
#53 QGraphicsScenePrivate::_q_processDirtyItems (this=0x2aff6c0) at graphicsview/qgraphicsscene.cpp:509
#54 0x00007f2a53ad0352 in QGraphicsScene::qt_metacall (this=0x2aff6a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x2c67de0) at .moc/release-shared/moc_qgraphicsscene.cpp:130
#55 0x00007f2a4f62fdf5 in Plasma::Corona::qt_metacall (this=0x7fff482c4c40, _c=QMetaObject::ReadProperty, _id=-1, _a=0xffffffffffffffff) at ./corona.moc:107
#56 0x00007f2a5413f210 in Context::ContextScene::qt_metacall (this=0x7fff482c4c40, _c=QMetaObject::ReadProperty, _id=-1, _a=0xffffffffffffffff) at ./ContextScene.moc:70
#57 0x00007f2a52b3db79 in QObject::event (this=0x2aff6a0, e=0x175baa0) at kernel/qobject.cpp:1248
#58 0x00007f2a53acbfe0 in QGraphicsScene::event (this=0x2aff6a0, event=0x175baa0) at graphicsview/qgraphicsscene.cpp:3509
#59 0x00007f2a534a3c0c in QApplicationPrivate::notify_helper (this=0x16cc3b0, receiver=0x2aff6a0, e=0x175baa0) at kernel/qapplication.cpp:4302
#60 0x00007f2a534aa0eb in QApplication::notify (this=0x7fff482cd5f0, receiver=0x2aff6a0, e=0x175baa0) at kernel/qapplication.cpp:4185
#61 0x00007f2a54d52a16 in KApplication::notify (this=0x7fff482cd5f0, receiver=0x2aff6a0, event=0x175baa0) at ../../kdeui/kernel/kapplication.cpp:302
#62 0x00007f2a52b2dd9c in QCoreApplication::notifyInternal (this=0x7fff482cd5f0, receiver=0x2aff6a0, event=0x175baa0) at kernel/qcoreapplication.cpp:726
#63 0x00007f2a52b31454 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x155c470) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#64 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x155c470) at kernel/qcoreapplication.cpp:1367
#65 0x00007f2a52b57873 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#66 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#67 0x00007f2a4b4448c2 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#68 0x00007f2a4b448748 in ?? () from /lib/libglib-2.0.so.0
#69 0x00007f2a4b4488fc in g_main_context_iteration () from /lib/libglib-2.0.so.0
#70 0x00007f2a52b573b3 in QEventDispatcherGlib::processEvents (this=0x155bbc0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#71 0x00007f2a5355418e in QGuiEventDispatcherGlib::processEvents (this=0x7fff482c4c40, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#72 0x00007f2a52b2c6c2 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#73 0x00007f2a52b2ca9c in QEventLoop::exec (this=0x7fff482cd590, flags=) at kernel/qeventloop.cpp:201
#74 0x00007f2a52b3173b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#75 0x0000000000408752 in main (argc=1, argv=0x7fff482cf568) at ../../src/main.cpp:237

Possible duplicates by query: bug 164931.

Reported using DrKonqi