Application: krita (2.9.2)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 3.19.0-28-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
I was flattening a multiple layer image. Some layers contained styles such as "overlay."

-- Backtrace:
Application: Krita (krita), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f51b3ead7c0 (LWP 10386))]

Thread 8 (Thread 0x7f5197de7700 (LWP 10389)):
#0  0x00007f51abbde7a4 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f51abb99eb1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f51abb9a242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f51a019faf6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f51abbc0955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f51ac0876aa in start_thread (arg=0x7f5197de7700) at pthread_create.c:333
#6  0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f5196c57700 (LWP 10390)):
#0  0x00007f51b13f38dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f51abb99ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f51abb99fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f51abb9a009 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f51abbc0955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f51ac0876aa in start_thread (arg=0x7f5196c57700) at pthread_create.c:333
#6  0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f517568f700 (LWP 10400)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51b1c6cc56 in wait (time=18446744073709551615, this=0x2572ab0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=mutex@entry=0x2572a60, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51b1c68a7b in QSemaphore::acquire (this=this@entry=0x2572790, n=n@entry=1) at thread/qsemaphore.cpp:144
#4  0x00007f51b04c62fe in KisTileDataPooler::waitForWork (this=0x2572780) at /build/buildd/calligra-2.9.2/krita/image/tiles3/kis_tile_data_pooler.cc:162
#5  0x00007f51b04c6727 in KisTileDataPooler::run (this=0x2572780) at /build/buildd/calligra-2.9.2/krita/image/tiles3/kis_tile_data_pooler.cc:184
#6  0x00007f51b1c6c6ff in QThreadPrivate::start (arg=0x2572780) at thread/qthread_unix.cpp:349
#7  0x00007f51ac0876aa in start_thread (arg=0x7f517568f700) at pthread_create.c:333
#8  0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f5196456700 (LWP 10401)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51b1c6cc56 in wait (time=18446744073709551615, this=0x2572e60) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=mutex@entry=0x2572e10, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51b1c68eb3 in QSemaphore::tryAcquire (this=0x2572b20, n=n@entry=1, timeout=timeout@entry=-1) at thread/qsemaphore.cpp:221
#4  0x00007f51b04e0b83 in KisTileDataSwapper::waitForWork (this=this@entry=0x25727b8) at /build/buildd/calligra-2.9.2/krita/image/tiles3/swap/kis_tile_data_swapper.cpp:86
#5  0x00007f51b04e0e3a in KisTileDataSwapper::run (this=0x25727b8) at /build/buildd/calligra-2.9.2/krita/image/tiles3/swap/kis_tile_data_swapper.cpp:92
#6  0x00007f51b1c6c6ff in QThreadPrivate::start (arg=0x25727b8) at thread/qthread_unix.cpp:349
#7  0x00007f51ac0876aa in start_thread (arg=0x7f5196456700) at pthread_create.c:333
#8  0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f516effd700 (LWP 10406)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f51b1c6cc56 in wait (time=18446744073709551615, this=0x2d9b5c0) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x2d9b128, mutex=mutex@entry=0x2d9b120, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007f51b2ca291d in QFileInfoGatherer::run (this=0x2d9b110) at dialogs/qfileinfogatherer.cpp:214
#4  0x00007f51b1c6c6ff in QThreadPrivate::start (arg=0x2d9b110) at thread/qthread_unix.cpp:349
#5  0x00007f51ac0876aa in start_thread (arg=0x7f516effd700) at pthread_create.c:333
#6  0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f5195c55700 (LWP 10407)):
#0  0x00007f51abbde789 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f51abb99409 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f51abb99de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f51abb99fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f51b1da687e in QEventDispatcherGlib::processEvents (this=0x7f51800008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:452
#5  0x00007f51b1d75d21 in QEventLoop::processEvents (this=this@entry=0x7f5195c54dc0, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f51b1d76085 in QEventLoop::exec (this=this@entry=0x7f5195c54dc0, flags=...) at kernel/qeventloop.cpp:204
#7  0x00007f51b1c69e89 in QThread::exec (this=this@entry=0x2d9b6c0) at thread/qthread.cpp:538
#8  0x00007f51b1d56493 in QInotifyFileSystemWatcherEngine::run (this=0x2d9b6c0) at io/qfilesystemwatcher_inotify.cpp:265
#9  0x00007f51b1c6c6ff in QThreadPrivate::start (arg=0x2d9b6c0) at thread/qthread_unix.cpp:349
#10 0x00007f51ac0876aa in start_thread (arg=0x7f5195c55700) at pthread_create.c:333
#11 0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f515c98e700 (LWP 10430)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f5164bc6bbb in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#2  0x00007f5164bc6337 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r600_dri.so
#3  0x00007f51ac0876aa in start_thread (arg=0x7f515c98e700) at pthread_create.c:333
#4  0x00007f51b13feeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f51b3ead7c0 (LWP 10386)):
[KCrash Handler]
#6  0x00007f51b358ce84 in size (this=0x6cbbe68) at /usr/include/qt4/QtCore/qlist.h:98
#7  size (this=0x6cbbe68) at /usr/include/qt4/QtCore/qlist.h:137
#8  KisNodeDummy::childCount (this=this@entry=0x6cbbe60) at /build/buildd/calligra-2.9.2/krita/ui/flake/kis_node_dummies_graph.cpp:94
#9  0x00007f51b3641b60 in KisModelIndexConverter::indexFromDummy (this=0x46cca30, dummy=0x4ca4630) at /build/buildd/calligra-2.9.2/krita/ui/kis_model_index_converter.cpp:118
#10 0x00007f51b363edd6 in KisNodeModel::setData (this=this@entry=0x30390e0, index=..., value=..., role=role@entry=33) at /build/buildd/calligra-2.9.2/krita/ui/kis_node_model.cpp:424
#11 0x00007f51b37bec85 in KisDocumentSectionView::currentChanged (this=<optimized out>, current=..., previous=...) at /build/buildd/calligra-2.9.2/krita/ui/KisDocumentSectionView.cpp:225
#12 0x00007f51b1d8c1ec in QMetaObject::activate (sender=sender@entry=0x30111c0, m=m@entry=0x7f51b32a1160 <QItemSelectionModel::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffebf6a4a00) at kernel/qobject.cpp:3567
#13 0x00007f51b2d1459a in QItemSelectionModel::currentChanged (this=this@entry=0x30111c0, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:172
#14 0x00007f51b2d1470f in QItemSelectionModel::setCurrentIndex (this=0x30111c0, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1175
#15 0x00007f51775479cf in KisLayerBox::setCurrentNode (this=this@entry=0x3000ec0, node=...) at /build/buildd/calligra-2.9.2/krita/plugins/extensions/dockers/defaultdockers/kis_layer_box.cpp:459
#16 0x00007f5177549e1a in KisLayerBox::qt_static_metacall (_o=0x3000ec0, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/plugins/extensions/dockers/defaultdockers/kis_layer_box.moc:102
#17 0x00007f51b1d8c1ec in QMetaObject::activate (sender=sender@entry=0x238ea70, m=m@entry=0x7f51b3c458c0 <KisNodeManager::staticMetaObject>, local_signal_index=local_signal_index@entry=2, argv=argv@entry=0x7ffebf6a4c70) at kernel/qobject.cpp:3567
#18 0x00007f51b3631145 in KisNodeManager::sigUiNeedChangeActiveNode (this=this@entry=0x238ea70, _t1=...) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/ui/kis_node_manager.moc:222
#19 0x00007f51b36311ea in KisNodeManager::slotNonUiActivatedNode (this=0x238ea70, node=...) at /build/buildd/calligra-2.9.2/krita/ui/kis_node_manager.cpp:566
#20 0x00007f51b363b82a in KisNodeManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/ui/kis_node_manager.moc:123
#21 0x00007f51b1d8c1ec in QMetaObject::activate (sender=sender@entry=0x15957560, m=m@entry=0x7f51b3c3c320 <KisDummiesFacadeBase::staticMetaObject>, local_signal_index=local_signal_index@entry=7, argv=argv@entry=0x7ffebf6a4e40) at kernel/qobject.cpp:3567
#22 0x00007f51b353fc55 in KisDummiesFacadeBase::sigActivateNode (this=this@entry=0x15957560, _t1=...) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/ui/moc_kis_dummies_facade_base.cpp:189
#23 0x00007f51b358e772 in KisDummiesFacadeBase::setImage (this=this@entry=0x15957560, image=...) at /build/buildd/calligra-2.9.2/krita/ui/flake/kis_dummies_facade_base.cpp:51
#24 0x00007f51b358f250 in KisDummiesFacadeBase::slotLayersChanged (this=0x15957560) at /build/buildd/calligra-2.9.2/krita/ui/flake/kis_dummies_facade_base.cpp:102
#25 0x00007f51b353ff45 in KisDummiesFacadeBase::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/ui/moc_kis_dummies_facade_base.cpp:86
#26 0x00007f51b1d8c1ec in QMetaObject::activate (sender=0x407b120, m=m@entry=0x7f51b08df080 <KisImage::staticMetaObject>, local_signal_index=local_signal_index@entry=10, argv=argv@entry=0x0) at kernel/qobject.cpp:3567
#27 0x00007f51b0586993 in KisImage::sigLayersChangedAsync (this=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/image/kis_image.moc:305
#28 0x00007f51b05876dd in KisImage::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7ffebf6a5150) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/image/kis_image.moc:141
#29 0x00007f51b1d8c1ec in QMetaObject::activate (sender=0x8480db0, m=m@entry=0x7f51b08d7140 <KisImageSignalRouter::staticMetaObject>, local_signal_index=local_signal_index@entry=9, argv=argv@entry=0x0) at kernel/qobject.cpp:3567
#30 0x00007f51b04bde13 in KisImageSignalRouter::sigLayersChangedAsync (this=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/image/moc_kis_image_signal_router.cpp:191
#31 0x00007f51b05918cd in KisImageSignalRouter::slotNotification (this=0x8480db0, type=...) at /build/buildd/calligra-2.9.2/krita/image/kis_image_signal_router.cpp:91
#32 0x00007f51b04bdedb in KisImageSignalRouter::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/image/moc_kis_image_signal_router.cpp:81
#33 0x00007f51b1d8c1ec in QMetaObject::activate (sender=0x8480db0, m=m@entry=0x7f51b08d7140 <KisImageSignalRouter::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffebf6a53b0) at kernel/qobject.cpp:3567
#34 0x00007f51b04bdb37 in KisImageSignalRouter::sigNotification (this=<optimized out>, _t1=...) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/image/moc_kis_image_signal_router.cpp:130
#35 0x00007f51b05911a5 in KisImageSignalRouter::emitNotification (this=<optimized out>, type=...) at /build/buildd/calligra-2.9.2/krita/image/kis_image_signal_router.cpp:68
#36 0x00007f51b0585434 in KisImage::notifyLayersChanged (this=<optimized out>) at /build/buildd/calligra-2.9.2/krita/image/kis_image.cc:1137
#37 0x00007f51b05029fa in KisImageChangeLayersCommand::redo (this=0x1813e370) at /build/buildd/calligra-2.9.2/krita/image/commands/kis_image_change_layers_command.cpp:39
#38 0x00007f51ad0eb1fa in KUndo2Command::redoMergedCommands (this=0x1813e370) at /build/buildd/calligra-2.9.2/libs/kundo2/kundo2stack.cpp:397
#39 0x00007f51ad0eba38 in KUndo2QStack::push (this=0x1589ef90, cmd=0x1813e370) at /build/buildd/calligra-2.9.2/libs/kundo2/kundo2stack.cpp:673
#40 0x00007f51b05fa922 in KisLegacyUndoAdapter::addCommand (this=this@entry=0x7f212e0, command=command@entry=0x1813e370) at /build/buildd/calligra-2.9.2/krita/image/kis_legacy_undo_adapter.cpp:47
#41 0x00007f51b058813d in KisImage::flatten (this=0x407b120) at /build/buildd/calligra-2.9.2/krita/image/kis_image.cc:927
#42 0x00007f51b361e243 in KisLayerManager::flattenImage (this=0x238ecf0) at /build/buildd/calligra-2.9.2/krita/ui/kis_layer_manager.cc:740
#43 0x00007f51b3620d15 in KisLayerManager::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=0x7ffebf6a59d0) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/ui/kis_layer_manager.moc:101
#44 0x00007f51b1d8c1ec in QMetaObject::activate (sender=sender@entry=0x238f910, m=m@entry=0x7f51b3285540 <QAction::staticMetaObject>, local_signal_index=local_signal_index@entry=1, argv=argv@entry=0x7ffebf6a59d0) at kernel/qobject.cpp:3567
#45 0x00007f51b2789fd2 in QAction::triggered (this=this@entry=0x238f910, _t1=false) at .moc/release-shared/moc_qaction.cpp:276
#46 0x00007f51b278bb57 in QAction::activate (this=this@entry=0x238f910, event=event@entry=QAction::Trigger) at kernel/qaction.cpp:1257
#47 0x00007f51b2be548d in QMenuPrivate::activateCausedStack (this=this@entry=0x17beb580, causedStack=..., action=action@entry=0x238f910, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1037
#48 0x00007f51b2be9e59 in QMenuPrivate::activateAction (this=0x17beb580, action=0x238f910, action_e=QAction::Trigger, self=<optimized out>) at widgets/qmenu.cpp:1129
#49 0x00007f51b27e3dc8 in QWidget::event (this=0x7ffebf6a69c0, event=0x7ffebf6a6090) at kernel/qwidget.cpp:8775
#50 0x00007f51b2bede4b in QMenu::event (this=0x7ffebf6a69c0, e=0x7ffebf6a6090) at widgets/qmenu.cpp:2480
#51 0x00007f51b27909bc in QApplicationPrivate::notify_helper (this=this@entry=0x186f680, receiver=receiver@entry=0x7ffebf6a69c0, e=e@entry=0x7ffebf6a6090) at kernel/qapplication.cpp:4570
#52 0x00007f51b279763f in QApplication::notify (this=<optimized out>, receiver=receiver@entry=0x7ffebf6a69c0, e=e@entry=0x7ffebf6a6090) at kernel/qapplication.cpp:4113
#53 0x00007f51b379ca27 in KisApplication::notify (this=<optimized out>, receiver=0x7ffebf6a69c0, event=0x7ffebf6a6090) at /build/buildd/calligra-2.9.2/krita/ui/KisApplication.cpp:488
#54 0x00007f51b1d771cd in QCoreApplication::notifyInternal (this=0x7ffebf6a7db0, receiver=receiver@entry=0x7ffebf6a69c0, event=event@entry=0x7ffebf6a6090) at kernel/qcoreapplication.cpp:955
#55 0x00007f51b2796c9f in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#56 QApplicationPrivate::sendMouseEvent (receiver=receiver@entry=0x7ffebf6a69c0, event=event@entry=0x7ffebf6a6090, alienWidget=alienWidget@entry=0x0, nativeWidget=nativeWidget@entry=0x7ffebf6a69c0, buttonDown=buttonDown@entry=0x7f51b32be578 <qt_button_down>, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3178
#57 0x00007f51b2810d3a in QETWidget::translateMouseEvent (this=this@entry=0x7ffebf6a69c0, event=event@entry=0x7ffebf6a63c0) at kernel/qapplication_x11.cpp:4566
#58 0x00007f51b281024c in QApplication::x11ProcessEvent (this=0x7ffebf6a7db0, event=event@entry=0x7ffebf6a63c0) at kernel/qapplication_x11.cpp:3626
#59 0x00007f51b2838ba2 in x11EventSourceDispatch (s=0x183cb70, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#60 0x00007f51abb99c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#61 0x00007f51abb99f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007f51abb99fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f51b1da685e in QEventDispatcherGlib::processEvents (this=0x1708750, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#64 0x00007f51b2838c66 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#65 0x00007f51b1d75d21 in QEventLoop::processEvents (this=this@entry=0x7ffebf6a67b0, flags=...) at kernel/qeventloop.cpp:149
#66 0x00007f51b1d76085 in QEventLoop::exec (this=this@entry=0x7ffebf6a67b0, flags=...) at kernel/qeventloop.cpp:204
#67 0x00007f51b2beca47 in QMenu::exec (this=this@entry=0x7ffebf6a69c0, p=..., action=action@entry=0x0) at widgets/qmenu.cpp:2124
#68 0x00007f5177549a6e in KisLayerBox::slotContextMenuRequested (this=0x3000ec0, pos=..., index=...) at /build/buildd/calligra-2.9.2/krita/plugins/extensions/dockers/defaultdockers/kis_layer_box.cpp:525
#69 0x00007f517754a07d in KisLayerBox::qt_static_metacall (_o=0x3000ec0, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/plugins/extensions/dockers/defaultdockers/kis_layer_box.moc:94
#70 0x00007f51b1d8c1ec in QMetaObject::activate (sender=sender@entry=0x2fd9870, m=m@entry=0x7f51b3c53aa0 <KisDocumentSectionView::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffebf6a6b60) at kernel/qobject.cpp:3567
#71 0x00007f51b37bd8c7 in KisDocumentSectionView::contextMenuRequested (this=this@entry=0x2fd9870, _t1=..., _t2=...) at /build/buildd/calligra-2.9.2/obj-x86_64-linux-gnu/krita/ui/KisDocumentSectionView.moc:119
#72 0x00007f51b37bebf4 in showContextMenu (index=..., globalPos=..., this=<optimized out>) at /build/buildd/calligra-2.9.2/krita/ui/KisDocumentSectionView.cpp:217
#73 KisDocumentSectionView::contextMenuEvent (this=0x2fd9870, e=0x7ffebf6a7340) at /build/buildd/calligra-2.9.2/krita/ui/KisDocumentSectionView.cpp:212
#74 0x00007f51b27e3dc8 in QWidget::event (this=0x2fd9870, event=0x7ffebf6a7340) at kernel/qwidget.cpp:8775
#75 0x00007f51b2baa64e in QFrame::event (this=0x2fd9870, e=0x7ffebf6a7340) at widgets/qframe.cpp:557
#76 0x00007f51b2cc81a3 in QAbstractItemView::viewportEvent (this=this@entry=0x2fd9870, event=event@entry=0x7ffebf6a7340) at itemviews/qabstractitemview.cpp:1644
#77 0x00007f51b2d0a990 in QTreeView::viewportEvent (this=this@entry=0x2fd9870, event=event@entry=0x7ffebf6a7340) at itemviews/qtreeview.cpp:1252
#78 0x00007f51b37be6d3 in KisDocumentSectionView::viewportEvent (this=0x2fd9870, e=0x7ffebf6a7340) at /build/buildd/calligra-2.9.2/krita/ui/KisDocumentSectionView.cpp:203
#79 0x00007f51b1d77336 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=this@entry=0x186f680, receiver=receiver@entry=0x3004b80, event=event@entry=0x7ffebf6a7340) at kernel/qcoreapplication.cpp:1065
#80 0x00007f51b279099c in QApplicationPrivate::notify_helper (this=this@entry=0x186f680, receiver=receiver@entry=0x3004b80, e=e@entry=0x7ffebf6a7340) at kernel/qapplication.cpp:4566
#81 0x00007f51b2798a2f in QApplication::notify (this=<optimized out>, receiver=receiver@entry=0x3004b80, e=e@entry=0x7ffebf6a7340) at kernel/qapplication.cpp:4192
#82 0x00007f51b379ca27 in KisApplication::notify (this=<optimized out>, receiver=0x3004b80, event=0x7ffebf6a7340) at /build/buildd/calligra-2.9.2/krita/ui/KisApplication.cpp:488
#83 0x00007f51b1d771cd in QCoreApplication::notifyInternal (this=0x7ffebf6a7db0, receiver=receiver@entry=0x3004b80, event=event@entry=0x7ffebf6a7340) at kernel/qcoreapplication.cpp:955
#84 0x00007f51b2810a0d in sendSpontaneousEvent (event=0x7ffebf6a7340, receiver=0x3004b80) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#85 QETWidget::translateMouseEvent (this=this@entry=0x3000ec0, event=event@entry=0x7ffebf6a7670) at kernel/qapplication_x11.cpp:4637
#86 0x00007f51b281024c in QApplication::x11ProcessEvent (this=0x7ffebf6a7db0, event=event@entry=0x7ffebf6a7670) at kernel/qapplication_x11.cpp:3626
#87 0x00007f51b2838ba2 in x11EventSourceDispatch (s=0x183cb70, callback=0x0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#88 0x00007f51abb99c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#89 0x00007f51abb99f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#90 0x00007f51abb99fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#91 0x00007f51b1da685e in QEventDispatcherGlib::processEvents (this=0x1708750, flags=...) at kernel/qeventdispatcher_glib.cpp:450
#92 0x00007f51b2838c66 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#93 0x00007f51b1d75d21 in QEventLoop::processEvents (this=this@entry=0x7ffebf6a7a50, flags=...) at kernel/qeventloop.cpp:149
#94 0x00007f51b1d76085 in QEventLoop::exec (this=this@entry=0x7ffebf6a7a50, flags=...) at kernel/qeventloop.cpp:204
#95 0x00007f51b1d7bb09 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1227
#96 0x00007f51b278ec1c in QApplication::exec () at kernel/qapplication.cpp:3828
#97 0x0000000000402696 in main (argc=<optimized out>, argv=<optimized out>) at /build/buildd/calligra-2.9.2/krita/main.cc:179

Reported using DrKonqi