Application: plasma-desktop (0.4) KDE Platform Version: 4.7.3 (4.7.3) Qt Version: 4.7.4 Operating System: Linux 3.0.0-13-generic-pae i686 Distribution: Ubuntu 11.10 -- Information about the crash: - What I was doing when the application crashed: usiing virtualbox and thunderbird and when a new email come the plasma bar crashed The crash can be reproduced every time. -- Backtrace: Application: Shell del desktop di Plasma (plasma-desktop), signal: Segmentation fault [Current thread is 1 (Thread 0xb1e9e940 (LWP 2443))] Thread 4 (Thread 0xafdffb70 (LWP 2445)): #0 0xb7798424 in __kernel_vsyscall () #1 0xb763c40e in poll () from /lib/i386-linux-gnu/libc.so.6 #2 0xb2f2d34b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 #3 0xb2f1e896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #4 0xb2f1ef9b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 #5 0xb082fcea in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 #6 0xb2f455f4 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #7 0xb3038d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 #8 0xb764b0ce in clone () from /lib/i386-linux-gnu/libc.so.6 Backtrace stopped: Not enough registers or memory available to unwind further Thread 3 (Thread 0xa9c76b70 (LWP 2446)): #0 0xb2fd8d10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1 #1 0xb63c47d5 in do_gettime (frac=0xa9c76010, sec=0xa9c76008) at tools/qelapsedtimer_unix.cpp:123 #2 qt_gettime () at tools/qelapsedtimer_unix.cpp:140 #3 0xb64974b6 in QTimerInfoList::updateCurrentTime (this=0x9cc7834) at kernel/qeventdispatcher_unix.cpp:339 #4 0xb649780a in QTimerInfoList::timerWait (this=0x9cc7834, tm=...) at kernel/qeventdispatcher_unix.cpp:442 #5 0xb6496053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xa9c7611c) at kernel/qeventdispatcher_glib.cpp:136 #6 0xb64960ed in timerSourcePrepare (source=0x9cc7800, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169 #7 0xb2f1d88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0 #8 0xb2f1e637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #9 0xb2f1ec2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #10 0xb6496b37 in QEventDispatcherGlib::processEvents (this=0x9cc4100, flags=...) at kernel/qeventdispatcher_glib.cpp:424 #11 0xb64671dd in QEventLoop::processEvents (this=0xa9c762a0, flags=...) at kernel/qeventloop.cpp:149 #12 0xb6467421 in QEventLoop::exec (this=0xa9c762a0, flags=...) at kernel/qeventloop.cpp:201 #13 0xb636a90b in QThread::exec (this=0x9cc3910) at thread/qthread.cpp:498 #14 0xb6447e2d in QInotifyFileSystemWatcherEngine::run (this=0x9cc3910) at io/qfilesystemwatcher_inotify.cpp:248 #15 0xb636d7b3 in QThreadPrivate::start (arg=0x9cc3910) at thread/qthread_unix.cpp:331 #16 0xb3038d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 #17 0xb764b0ce in clone () from /lib/i386-linux-gnu/libc.so.6 Backtrace stopped: Not enough registers or memory available to unwind further Thread 2 (Thread 0xa7f24b70 (LWP 2447)): #0 0xb7798424 in __kernel_vsyscall () #1 0xb763c40e in poll () from /lib/i386-linux-gnu/libc.so.6 #2 0xb2f2d34b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 #3 0xb2f1e896 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #4 0xb2f1ec2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #5 0xb6496b37 in QEventDispatcherGlib::processEvents (this=0x9a2bbb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424 #6 0xb64671dd in QEventLoop::processEvents (this=0xa7f242a0, flags=...) at kernel/qeventloop.cpp:149 #7 0xb6467421 in QEventLoop::exec (this=0xa7f242a0, flags=...) at kernel/qeventloop.cpp:201 #8 0xb636a90b in QThread::exec (this=0x9999028) at thread/qthread.cpp:498 #9 0xb6447e2d in QInotifyFileSystemWatcherEngine::run (this=0x9999028) at io/qfilesystemwatcher_inotify.cpp:248 #10 0xb636d7b3 in QThreadPrivate::start (arg=0x9999028) at thread/qthread_unix.cpp:331 #11 0xb3038d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 #12 0xb764b0ce in clone () from /lib/i386-linux-gnu/libc.so.6 Backtrace stopped: Not enough registers or memory available to unwind further Thread 1 (Thread 0xb1e9e940 (LWP 2443)): [KCrash Handler] #7 isNull (this=0x3) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568 #8 operator! (this=0x3) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574 #9 TaskManager::TaskItem::task (this=0xa4aa600) at ../../../libs/taskmanager/taskitem.cpp:113 #10 0xb096d662 in WindowTaskItem::publishIconGeometry (this=0xa413a60) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120 #11 0xb097e688 in AbstractTaskItem::timerEvent (this=0xa413a60, event=0xbf950a4c) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439 #12 0xb6480994 in QObject::event (this=0xa413a60, e=0xbf950a4c) at kernel/qobject.cpp:1181 #13 0xb6052bd4 in QGraphicsWidget::event (this=0xa413a60, event=0xbf950a4c) at graphicsview/qgraphicswidget.cpp:1455 #14 0xb5993d54 in notify_helper (e=0xbf950a4c, receiver=0xa413a60, this=0x97d98c8) at kernel/qapplication.cpp:4486 #15 QApplicationPrivate::notify_helper (this=0x97d98c8, receiver=0xa413a60, e=0xbf950a4c) at kernel/qapplication.cpp:4458 #16 0xb5999103 in QApplication::notify (this=0xbf950a4c, receiver=0xa413a60, e=0xbf950a4c) at kernel/qapplication.cpp:3886 #17 0xb6acd681 in KApplication::notify (this=0x97bfcb8, receiver=0xa413a60, event=0xbf950a4c) at ../../kdeui/kernel/kapplication.cpp:311 #18 0xb646819e in QCoreApplication::notifyInternal (this=0x97bfcb8, receiver=0xa413a60, event=0xbf950a4c) at kernel/qcoreapplication.cpp:787 #19 0xb6498c10 in sendEvent (event=0xbf950a4c, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215 #20 QTimerInfoList::activateTimers (this=0x97d767c) at kernel/qeventdispatcher_unix.cpp:603 #21 0xb6496122 in timerSourceDispatch (source=0x97d7648) at kernel/qeventdispatcher_glib.cpp:184 #22 0xb2f1e25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 #23 0xb2f1e990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #24 0xb2f1ec2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #25 0xb6496ada in QEventDispatcherGlib::processEvents (this=0x977f218, flags=...) at kernel/qeventdispatcher_glib.cpp:422 #26 0xb5a4be3a in QGuiEventDispatcherGlib::processEvents (this=0x977f218, flags=...) at kernel/qguieventdispatcher_glib.cpp:204 #27 0xb64671dd in QEventLoop::processEvents (this=0xbf950cc4, flags=...) at kernel/qeventloop.cpp:149 #28 0xb6467421 in QEventLoop::exec (this=0xbf950cc4, flags=...) at kernel/qeventloop.cpp:201 #29 0xb646c19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064 #30 0xb59918f4 in QApplication::exec () at kernel/qapplication.cpp:3760 #31 0xb774d18b in kdemain (argc=1, argv=0xbf950ec4) at ../../../../plasma/desktop/shell/main.cpp:120 #32 0x0804850b in main (argc=1, argv=0xbf950ec4) at plasma-desktop_dummy.cpp:3 Possible duplicates by query: bug 288114, bug 288054, bug 288000, bug 287963, bug 287876. Reported using DrKonqi