Bug 280744

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.40 (4.7.40 (KDE 4.8 >= 200110623) (Compiled from sources)
Qt Version: 4.7.3
Operating System: Linux 3.0.0-9-generic x86_64
Distribution: Ubuntu oneiric (development branch)

-- Information about the crash:
- What I was doing when the application crashed:

Swapped a maximized Dolphin window from my right screen to my left screen.

-- Backtrace:
Application: Plasma Desktop Shell (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f1237d2d780 (LWP 2175))]

Thread 2 (Thread 0x7f12184bd700 (LWP 2184)):
#0  0x00007f123533b773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f12324f2408 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f12324f28c9 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f1236998f4e in QEventDispatcherGlib::processEvents (this=0x1bc1910, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f123696cd52 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f123696cf57 in QEventLoop::exec (this=0x7f12184bcd10, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f123688421f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:492
#7  0x00007f123694fd1f in QInotifyFileSystemWatcherEngine::run (this=0x1bc19c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f1236886ca5 in QThreadPrivate::start (arg=0x1bc19c0) at thread/qthread_unix.cpp:320
#9  0x00007f1228f8d2dc in ?? () from /usr/lib/libGL.so.1
#10 0x00007f12365ebedc in start_thread (arg=0x7f12184bd700) at pthread_create.c:304
#11 0x00007f123534789d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f1237d2d780 (LWP 2175)):
[KCrash Handler]
#6  operator== (r2=..., r1=...) at /usr/include/qt4/QtCore/qrect.h:498
#7  TaskManager::Task::publishIconGeometry (this=0x2061d70, rect=...) at /home/adys/src/kde/kde-workspace/libs/taskmanager/task_x11.cpp:259
#8  0x00007f121e65a0db in publishIconGeometry (this=0x2067f70) at /home/adys/src/kde/kde-workspace/plasma/desktop/applets/tasks/windowtaskitem.cpp:125
#9  WindowTaskItem::publishIconGeometry (this=0x2067f70) at /home/adys/src/kde/kde-workspace/plasma/desktop/applets/tasks/windowtaskitem.cpp:118
#10 0x00007f121e66285c in AbstractTaskItem::setGeometry (this=0x2067f70, geometry=...) at /home/adys/src/kde/kde-workspace/plasma/desktop/applets/tasks/abstracttaskitem.cpp:1016
#11 0x00007f123612e3bc in setGeometry (rect=..., this=0x1956d50) at graphicsview/qgridlayoutengine.cpp:701
#12 QGridLayoutEngine::setGeometries (this=0x193e5b0, styleInfo=<optimized out>, contentsGeometry=...) at graphicsview/qgridlayoutengine.cpp:1096
#13 0x00007f12360b87b3 in QGraphicsGridLayout::setGeometry (this=<optimized out>, rect=<optimized out>) at graphicsview/qgraphicsgridlayout.cpp:636
#14 0x00007f123612e3bc in setGeometry (rect=..., this=0x18eaf30) at graphicsview/qgridlayoutengine.cpp:701
#15 QGridLayoutEngine::setGeometries (this=0x193e210, styleInfo=<optimized out>, contentsGeometry=...) at graphicsview/qgridlayoutengine.cpp:1096
#16 0x00007f12360e4583 in QGraphicsLinearLayout::setGeometry (this=<optimized out>, rect=<optimized out>) at graphicsview/qgraphicslinearlayout.cpp:518
#17 0x00007f12360e2753 in QGraphicsLayout::activate (this=0x19fc590) at graphicsview/qgraphicslayout.cpp:272
#18 0x00007f12360e27c9 in QGraphicsLayout::widgetEvent (this=0x19fc590, e=<optimized out>) at graphicsview/qgraphicslayout.cpp:372
#19 0x00007f1236120cea in QGraphicsWidget::event (this=<optimized out>, event=0x200f570) at graphicsview/qgraphicswidget.cpp:1347
#20 0x00007f1235b06154 in notify_helper (e=0x200f570, receiver=0x18eba20, this=0x1553330) at kernel/qapplication.cpp:4467
#21 QApplicationPrivate::notify_helper (this=0x1553330, receiver=0x18eba20, e=0x200f570) at kernel/qapplication.cpp:4439
#22 0x00007f1235b0afc1 in QApplication::notify (this=0x1541270, receiver=0x18eba20, e=0x200f570) at kernel/qapplication.cpp:4346
#23 0x00007f123770b786 in KApplication::notify (this=0x1541270, receiver=0x18eba20, event=0x200f570) at /home/adys/src/kde/kdelibs/kdeui/kernel/kapplication.cpp:311
#24 0x00007f123696db5c in QCoreApplication::notifyInternal (this=0x1541270, receiver=0x18eba20, event=0x200f570) at kernel/qcoreapplication.cpp:731
#25 0x00007f123697157f in sendEvent (event=0x200f570, receiver=0x18eba20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x146e5e0) at kernel/qcoreapplication.cpp:1372
#27 0x00007f1236998a83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#28 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:277
#29 0x00007f12324f1efd in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f12324f26f8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f12324f28c9 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f1236998ee6 in QEventDispatcherGlib::processEvents (this=0x15514e0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#33 0x00007f1235bad7ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x00007f123696cd52 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#35 0x00007f123696cf57 in QEventLoop::exec (this=0x7fff1a1d9e00, flags=...) at kernel/qeventloop.cpp:201
#36 0x00007f12369717e9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#37 0x00007f1224bdd1a3 in kdemain (argc=1, argv=0x146fcd0) at /home/adys/src/kde/kde-workspace/plasma/desktop/shell/main.cpp:120
#38 0x0000000000408217 in launch (argc=1, _name=0x1591af8 "/usr/local/bin/plasma-desktop", args=<optimized out>, cwd=0x0, envc=<optimized out>, envs=<optimized out>, reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x40abd2 "0") at /home/adys/src/kde/kdelibs/kinit/kinit.cpp:734
#39 0x00000000004092e6 in handle_launcher_request (sock=8, who=<optimized out>) at /home/adys/src/kde/kdelibs/kinit/kinit.cpp:1226
#40 0x0000000000409827 in handle_requests (waitForPid=0) at /home/adys/src/kde/kdelibs/kinit/kinit.cpp:1419
#41 0x0000000000405127 in main (argc=4, argv=0x7fff00000001, envp=0x7fff1a1db300) at /home/adys/src/kde/kdelibs/kinit/kinit.cpp:1907

Reported using DrKonqi