Application: plasma-desktop (0.4)
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: I was trying to arrange the icons on plasma-widget-fancytasks

The crash can be reproduced every time.

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fe2be98f7a0 (LWP 1640))]

Thread 4 (Thread 0x7fe29c133700 (LWP 1641)):
#0  0xffffffffff60014c in ?? ()
#1  0x00007fe29c132ad0 in ?? ()
#2  0x00007fffec1ff7e7 in ?? ()
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 3 (Thread 0x7fe299634700 (LWP 1642)):
#0  socketNotifierSourceCheck (source=0x2e88090) at kernel/qeventdispatcher_glib.cpp:83
#1  0x00007fe2b27f5734 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe2b27f5f82 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe2b27f6429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fe2bb45cf3e in QEventDispatcherGlib::processEvents (this=0x2e88670, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fe2bb430cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fe2bb430ef7 in QEventLoop::exec (this=0x7fe299633db0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fe2bb34827f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007fe2bb413cbf in QInotifyFileSystemWatcherEngine::run (this=0x2e7e1a0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fe2bb34ad05 in QThreadPrivate::start (arg=0x2e7e1a0) at thread/qthread_unix.cpp:331
#10 0x00007fe2b3302efc in start_thread (arg=0x7fe299634700) at pthread_create.c:304
#11 0x00007fe2be27689d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fe28f90a700 (LWP 1650)):
#0  0x00007fe2be26a773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fe2b27f5f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fe2b27f6792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fe2903e8516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fe2b281b2b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fe2b3302efc in start_thread (arg=0x7fe28f90a700) at pthread_create.c:304
#6  0x00007fe2be27689d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fe2be98f7a0 (LWP 1640)):
[KCrash Handler]
#6  TaskManager::Task::classClass (this=0x0) at ../../../libs/taskmanager/task_x11.cpp:74
#7  0x00007fe2a58c5d76 in TaskManager::ToggleLauncherActionImpl::ToggleLauncherActionImpl (this=0x4641090, parent=<optimized out>, item=0x33272d0, strategy=<optimized out>) at ../../../libs/taskmanager/taskactions.cpp:351
#8  0x00007fe2a58c6218 in TaskManager::AdvancedMenu::AdvancedMenu (this=0x43391b0, parent=<optimized out>, item=0x33272d0, strategy=0x2801740) at ../../../libs/taskmanager/taskactions.cpp:295
#9  0x00007fe2a58c6e8a in TaskManager::BasicMenu::BasicMenu (this=0x4673910, parent=<optimized out>, item=0x33272d0, strategy=0x2801740, visualizationActions=...) at ../../../libs/taskmanager/taskactions.cpp:440
#10 0x00007fe2a33e3783 in ?? () from /usr/lib/kde4/plasma_applet_fancytasks.so
#11 0x00007fe2a33d9dc9 in ?? () from /usr/lib/kde4/plasma_applet_fancytasks.so
#12 0x00007fe2a33da110 in ?? () from /usr/lib/kde4/plasma_applet_fancytasks.so
#13 0x00007fe2bada97b5 in QGraphicsItem::sceneEvent (this=0x304bb70, event=0x7fffec1966d0) at graphicsview/qgraphicsitem.cpp:6700
#14 0x00007fe2badd175e in QGraphicsScene::contextMenuEvent (this=<optimized out>, contextMenuEvent=0x7fffec1966d0) at graphicsview/qgraphicsscene.cpp:3609
#15 0x00007fe2bade0834 in QGraphicsScene::event (this=0x23ac4e0, event=0x7fffec1966d0) at graphicsview/qgraphicsscene.cpp:3407
#16 0x00007fe2ba7e2424 in notify_helper (e=0x7fffec1966d0, receiver=0x23ac4e0, this=0x2251a80) at kernel/qapplication.cpp:4486
#17 QApplicationPrivate::notify_helper (this=0x2251a80, receiver=0x23ac4e0, e=0x7fffec1966d0) at kernel/qapplication.cpp:4458
#18 0x00007fe2ba7e7291 in QApplication::notify (this=0x2244750, receiver=0x23ac4e0, e=0x7fffec1966d0) at kernel/qapplication.cpp:4365
#19 0x00007fe2bc0e0126 in KApplication::notify (this=0x2244750, receiver=0x23ac4e0, event=0x7fffec1966d0) at ../../kdeui/kernel/kapplication.cpp:311
#20 0x00007fe2bb431afc in QCoreApplication::notifyInternal (this=0x2244750, receiver=0x23ac4e0, event=0x7fffec1966d0) at kernel/qcoreapplication.cpp:787
#21 0x00007fe2badf64fb in sendEvent (event=0x7fffec1966d0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#22 QGraphicsView::contextMenuEvent (this=0x34b5860, event=0x7fffec196de0) at graphicsview/qgraphicsview.cpp:2890
#23 0x00007fe2ba832a00 in QWidget::event (this=0x34b5860, event=0x7fffec196de0) at kernel/qwidget.cpp:8462
#24 0x00007fe2babdb4f6 in QFrame::event (this=0x34b5860, e=0x7fffec196de0) at widgets/qframe.cpp:557
#25 0x00007fe2badfed3b in QGraphicsView::viewportEvent (this=0x34b5860, event=0x7fffec196de0) at graphicsview/qgraphicsview.cpp:2864
#26 0x00007fe2bb431c88 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<optimized out>, receiver=0x2b729f0, event=0x7fffec196de0) at kernel/qcoreapplication.cpp:902
#27 0x00007fe2ba7e23ef in notify_helper (e=0x7fffec196de0, receiver=0x2b729f0, this=0x2251a80) at kernel/qapplication.cpp:4482
#28 QApplicationPrivate::notify_helper (this=0x2251a80, receiver=0x2b729f0, e=0x7fffec196de0) at kernel/qapplication.cpp:4458
#29 0x00007fe2ba7e7779 in QApplication::notify (this=<optimized out>, receiver=0x2b729f0, e=0x7fffec196de0) at kernel/qapplication.cpp:4126
#30 0x00007fe2bc0e0126 in KApplication::notify (this=0x2244750, receiver=0x2b729f0, event=0x7fffec196de0) at ../../kdeui/kernel/kapplication.cpp:311
#31 0x00007fe2bb431afc in QCoreApplication::notifyInternal (this=0x2244750, receiver=0x2b729f0, event=0x7fffec196de0) at kernel/qcoreapplication.cpp:787
#32 0x00007fe2ba8629aa in sendSpontaneousEvent (event=0x7fffec196de0, receiver=0x2b729f0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:218
#33 QETWidget::translateMouseEvent (this=0x34b5860, event=<optimized out>) at kernel/qapplication_x11.cpp:4573
#34 0x00007fe2ba8618be in QApplication::x11ProcessEvent (this=0x2244750, event=0x7fffec1975d0) at kernel/qapplication_x11.cpp:3690
#35 0x00007fe2ba88a412 in x11EventSourceDispatch (s=0x2255ec0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#36 0x00007fe2b27f5a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fe2b27f6258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#38 0x00007fe2b27f6429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fe2bb45ced6 in QEventDispatcherGlib::processEvents (this=0x21dcf40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#40 0x00007fe2ba88a07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#41 0x00007fe2bb430cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#42 0x00007fe2bb430ef7 in QEventLoop::exec (this=0x7fffec1979a0, flags=...) at kernel/qeventloop.cpp:201
#43 0x00007fe2bb435789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#44 0x00007fe2be5751a3 in kdemain (argc=1, argv=0x7fffec197d88) at ../../../../plasma/desktop/shell/main.cpp:120
#45 0x00007fe2be1b630d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fffec197d88, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffec197d78) at libc-start.c:226
#46 0x0000000000400671 in _start ()

This bug may be a duplicate of or related to bug 282770.

Possible duplicates by query: bug 282770, bug 282020, bug 280987, bug 279530, bug 277033.

Reported using DrKonqi