Bug 292003

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

-- Information about the crash:
- What I was doing when the application crashed: Nothing especial, only coping some files with Dolphin, and no more, adn Plasma crash.

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0xb69ac730 (LWP 1632))]

Thread 4 (Thread 0xae929b70 (LWP 1633)):
#0  0x009beb63 in ?? () from /lib/i386-linux-gnu/libc.so.6
#1  0x00990f28 in pthread_mutex_unlock () from /lib/i386-linux-gnu/libc.so.6
#2  0x01ae4102 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x01ae4990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x01ae4c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x05546b37 in QEventDispatcherGlib::processEvents (this=0x9456060, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x055171dd in QEventLoop::processEvents (this=0xae929290, flags=...) at kernel/qeventloop.cpp:149
#7  0x05517421 in QEventLoop::exec (this=0xae929290, flags=...) at kernel/qeventloop.cpp:201
#8  0x0541a90b in QThread::exec (this=0x94545c8) at thread/qthread.cpp:498
#9  0x054f7e2d in QInotifyFileSystemWatcherEngine::run (this=0x94545c8) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x0541d7b3 in QThreadPrivate::start (arg=0x94545c8) at thread/qthread_unix.cpp:331
#11 0x01a8cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x009830ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xad1beb70 (LWP 1634)):
#0  0x01a8edbd in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00990f14 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x01ae4933 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x01ae4c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x05546b37 in QEventDispatcherGlib::processEvents (this=0x8908f70, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x055171dd in QEventLoop::processEvents (this=0xad1be290, flags=...) at kernel/qeventloop.cpp:149
#6  0x05517421 in QEventLoop::exec (this=0xad1be290, flags=...) at kernel/qeventloop.cpp:201
#7  0x0541a90b in QThread::exec (this=0x95c1978) at thread/qthread.cpp:498
#8  0x054f7e2d in QInotifyFileSystemWatcherEngine::run (this=0x95c1978) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x0541d7b3 in QThreadPrivate::start (arg=0x95c1978) at thread/qthread_unix.cpp:331
#10 0x01a8cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#11 0x009830ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xab9adb70 (LWP 1640)):
#0  0x04b8b938 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#1  0x04b8ba17 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#2  0x01ae3f24 in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x01ae48f0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x01ae4f9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x04beacea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0x01b0b5f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0x01a8cd31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0x009830ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb69ac730 (LWP 1632)):
[KCrash Handler]
#7  isNull (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#8  operator! (this=0x1) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#9  TaskManager::TaskItem::task (this=0x958cbf8) at ../../../libs/taskmanager/taskitem.cpp:113
#10 0x0391d662 in WindowTaskItem::publishIconGeometry (this=0xa1e3708) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#11 0x0392e688 in AbstractTaskItem::timerEvent (this=0xa1e3708, event=0xbfd1324c) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#12 0x05530994 in QObject::event (this=0xa1e3708, e=0xbfd1324c) at kernel/qobject.cpp:1181
#13 0x02b9dbd4 in QGraphicsWidget::event (this=0xa1e3708, event=0xbfd1324c) at graphicsview/qgraphicswidget.cpp:1455
#14 0x024ded54 in notify_helper (e=0xbfd1324c, receiver=0xa1e3708, this=0x872cfc8) at kernel/qapplication.cpp:4486
#15 QApplicationPrivate::notify_helper (this=0x872cfc8, receiver=0xa1e3708, e=0xbfd1324c) at kernel/qapplication.cpp:4458
#16 0x024e4103 in QApplication::notify (this=0xbfd1324c, receiver=0xa1e3708, e=0xbfd1324c) at kernel/qapplication.cpp:3886
#17 0x01168681 in KApplication::notify (this=0x8716960, receiver=0xa1e3708, event=0xbfd1324c) at ../../kdeui/kernel/kapplication.cpp:311
#18 0x0551819e in QCoreApplication::notifyInternal (this=0x8716960, receiver=0xa1e3708, event=0xbfd1324c) at kernel/qcoreapplication.cpp:787
#19 0x05548c10 in sendEvent (event=0xbfd1324c, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#20 QTimerInfoList::activateTimers (this=0x872a0bc) at kernel/qeventdispatcher_unix.cpp:603
#21 0x05546155 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#22 idleTimerSourceDispatch (source=0x872a0f0) at kernel/qeventdispatcher_glib.cpp:231
#23 0x01ae425f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#24 0x01ae4990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#25 0x01ae4c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#26 0x05546ada in QEventDispatcherGlib::processEvents (this=0x86d5218, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#27 0x02596e3a in QGuiEventDispatcherGlib::processEvents (this=0x86d5218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#28 0x055171dd in QEventLoop::processEvents (this=0xbfd134c4, flags=...) at kernel/qeventloop.cpp:149
#29 0x05517421 in QEventLoop::exec (this=0xbfd134c4, flags=...) at kernel/qeventloop.cpp:201
#30 0x0551c19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#31 0x024dc8f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#32 0x00dbb18b in kdemain (argc=1, argv=0xbfd136c4) at ../../../../plasma/desktop/shell/main.cpp:120
#33 0x0804850b in main (argc=1, argv=0xbfd136c4) at plasma-desktop_dummy.cpp:3

This bug may be a duplicate of or related to bug 291943.

Possible duplicates by query: bug 292002, bug 291986, bug 291974, bug 291943, bug 291919.

Reported using DrKonqi