Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-14-generic i686
Distribution: Ubuntu 11.10

-- Information about the crash:
Surfing, closed a tab in Firefox and plasma crashed. Maybe an incident and no connection between the two things, I have no idea.

-- Backtrace:
Application: Plasma-Desktop-Umgebung (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77a6b20 (LWP 1618))]

Thread 5 (Thread 0xb1560b70 (LWP 1620)):
#0  0x00748416 in __kernel_vsyscall ()
#1  0x00353063 in ?? () from /lib/i386-linux-gnu/libc.so.6
#2  0x002e7135 in ?? () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 4 (Thread 0xafd8db70 (LWP 1621)):
#0  0x00748416 in __kernel_vsyscall ()
#1  0x00353063 in ?? () from /lib/i386-linux-gnu/libc.so.6
#2  0x002e7135 in ?? () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 3 (Thread 0xae57bb70 (LWP 1627)):
#0  0x01a2bbc0 in g_main_context_query () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0x01a2c664 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x01a2cf9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x062c8cea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#4  0x01a535f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x054a3d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x003450ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xadae9b70 (LWP 1628)):
#0  0x00748416 in __kernel_vsyscall ()
#1  0x00353063 in ?? () from /lib/i386-linux-gnu/libc.so.6
#2  0x002e7135 in ?? () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: previous frame identical to this frame (corrupt stack?)

Thread 1 (Thread 0xb77a6b20 (LWP 1618)):
[KCrash Handler]
#7  0x002e2e34 in ?? () from /lib/i386-linux-gnu/libc.so.6
#8  0x002e4387 in ?? () from /lib/i386-linux-gnu/libc.so.6
#9  0x002e5ab7 in realloc () from /lib/i386-linux-gnu/libc.so.6
#10 0x03775e53 in qRealloc (ptr=0x95ad048, size=64) at global/qmalloc.cpp:65
#11 0x037d356c in QVectorData::reallocate (x=0x95ad048, newsize=64, oldsize=48, alignment=4) at tools/qvector.cpp:74
#12 0x0212b0f8 in QVector<QPoint>::realloc (this=0xbf82677c, asize=4, aalloc=6) at ../../include/QtCore/../../src/corelib/tools/qvector.h:481
#13 0x02283f3f in QVector<QPoint>::append (this=0xbf82677c, t=...) at ../../include/QtCore/../../src/corelib/tools/qvector.h:549
#14 0x0279d915 in operator<< (t=<optimized out>, this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qvector.h:286
#15 QGraphicsView::mapFromScene (this=0x9732760, polygon=...) at graphicsview/qgraphicsview.cpp:2468
#16 0x06452acd in AbstractTaskItem::iconGeometry (this=0x9b771d0) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:976
#17 0x0644169c in publishIconGeometry (this=0x9b771d0) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:124
#18 WindowTaskItem::publishIconGeometry (this=0x9b771d0) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:118
#19 0x06452688 in AbstractTaskItem::timerEvent (this=0x9b771d0, event=0xbf826cac) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#20 0x0388f994 in QObject::event (this=0x9b771d0, e=0xbf826cac) at kernel/qobject.cpp:1181
#21 0x027a5bd4 in QGraphicsWidget::event (this=0x9b771d0, event=0xbf826cac) at graphicsview/qgraphicswidget.cpp:1455
#22 0x020e6d54 in notify_helper (e=0xbf826cac, receiver=0x9b771d0, this=0x8a56a20) at kernel/qapplication.cpp:4486
#23 QApplicationPrivate::notify_helper (this=0x8a56a20, receiver=0x9b771d0, e=0xbf826cac) at kernel/qapplication.cpp:4458
#24 0x020ec103 in QApplication::notify (this=0xbf826cac, receiver=0x9b771d0, e=0xbf826cac) at kernel/qapplication.cpp:3886
#25 0x00e81681 in KApplication::notify (this=0x8a4ae10, receiver=0x9b771d0, event=0xbf826cac) at ../../kdeui/kernel/kapplication.cpp:311
#26 0x0387719e in QCoreApplication::notifyInternal (this=0x8a4ae10, receiver=0x9b771d0, event=0xbf826cac) at kernel/qcoreapplication.cpp:787
#27 0x038a7c10 in sendEvent (event=0xbf826cac, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#28 QTimerInfoList::activateTimers (this=0x8a5cd2c) at kernel/qeventdispatcher_unix.cpp:603
#29 0x038a5122 in timerSourceDispatch (source=0x8a5ccf8) at kernel/qeventdispatcher_glib.cpp:184
#30 0x01a2c25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#31 0x01a2c990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#32 0x01a2cc2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#33 0x038a5ada in QEventDispatcherGlib::processEvents (this=0x8a01218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#34 0x0219ee3a in QGuiEventDispatcherGlib::processEvents (this=0x8a01218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#35 0x038761dd in QEventLoop::processEvents (this=0xbf826f24, flags=...) at kernel/qeventloop.cpp:149
#36 0x03876421 in QEventLoop::exec (this=0xbf826f24, flags=...) at kernel/qeventloop.cpp:201
#37 0x0387b19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#38 0x020e48f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#39 0x0022a18b in kdemain (argc=1, argv=0xbf827124) at ../../../../plasma/desktop/shell/main.cpp:120
#40 0x0804850b in main (argc=1, argv=0xbf827124) at plasma-desktop_dummy.cpp:3

Reported using DrKonqi