Bug 292035

Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.3 (4.7.3)
Qt Version: 4.7.4
Operating System: Linux 3.2.1-030201-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
shutdown Konsole (terminal) when i was editing a file (smbusers, samba) with nano

-- Backtrace:
Application: Plasma bureaublad-shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fbbbfb287a0 (LWP 1991))]

Thread 3 (Thread 0x7fbb9d590700 (LWP 1993)):
#0  0x00007fbbbf406773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fbbb3990f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbbb3991429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbbbc5f7f3e in QEventDispatcherGlib::processEvents (this=0x2d29e80, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fbbbc5cbcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fbbbc5cbef7 in QEventLoop::exec (this=0x7fbb9d58fdb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fbbbc4e327f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007fbbbc5aecbf in QInotifyFileSystemWatcherEngine::run (this=0x2d2e800) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fbbbc4e5d05 in QThreadPrivate::start (arg=0x2d2e800) at thread/qthread_unix.cpp:331
#9  0x00007fbbb449defc in start_thread (arg=0x7fbb9d590700) at pthread_create.c:304
#10 0x00007fbbbf41289d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fbb9abdc700 (LWP 1994)):
#0  0x00007fbbbf406773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fbbb3990f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fbbb3991429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fbbbc5f7f3e in QEventDispatcherGlib::processEvents (this=0x27aca30, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fbbbc5cbcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fbbbc5cbef7 in QEventLoop::exec (this=0x7fbb9abdbdb0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007fbbbc4e327f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007fbbbc5aecbf in QInotifyFileSystemWatcherEngine::run (this=0x2eec6c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fbbbc4e5d05 in QThreadPrivate::start (arg=0x2eec6c0) at thread/qthread_unix.cpp:331
#9  0x00007fbbb449defc in start_thread (arg=0x7fbb9abdc700) at pthread_create.c:304
#10 0x00007fbbbf41289d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fbbbfb287a0 (LWP 1991)):
[KCrash Handler]
#6  isNull (this=0x4d0000) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:568
#7  operator! (this=0x4d0000) at /usr/include/qt4/QtCore/qsharedpointer_impl.h:574
#8  TaskManager::TaskItem::task (this=0x2d3b150) at ../../../libs/taskmanager/taskitem.cpp:113
#9  0x00007fbba6657112 in WindowTaskItem::publishIconGeometry (this=0x4059d90) at ../../../../../plasma/desktop/applets/tasks/windowtaskitem.cpp:120
#10 0x00007fbba6665b7c in AbstractTaskItem::timerEvent (this=0x4059d90, event=<optimized out>) at ../../../../../plasma/desktop/applets/tasks/abstracttaskitem.cpp:439
#11 0x00007fbbbc5e3789 in QObject::event (this=0x4059d90, e=<optimized out>) at kernel/qobject.cpp:1181
#12 0x00007fbbbbf9b89b in QGraphicsWidget::event (this=0x4059d90, event=0x7fffd08d7f80) at graphicsview/qgraphicswidget.cpp:1455
#13 0x00007fbbbb97d424 in notify_helper (e=0x7fffd08d7f80, receiver=0x4059d90, this=0x1fbcd00) at kernel/qapplication.cpp:4486
#14 QApplicationPrivate::notify_helper (this=0x1fbcd00, receiver=0x4059d90, e=0x7fffd08d7f80) at kernel/qapplication.cpp:4458
#15 0x00007fbbbb982291 in QApplication::notify (this=0x1fa2f30, receiver=0x4059d90, e=0x7fffd08d7f80) at kernel/qapplication.cpp:4365
#16 0x00007fbbbd27b126 in KApplication::notify (this=0x1fa2f30, receiver=0x4059d90, event=0x7fffd08d7f80) at ../../kdeui/kernel/kapplication.cpp:311
#17 0x00007fbbbc5ccafc in QCoreApplication::notifyInternal (this=0x1fa2f30, receiver=0x4059d90, event=0x7fffd08d7f80) at kernel/qcoreapplication.cpp:787
#18 0x00007fbbbc5f9d62 in sendEvent (event=0x7fffd08d7f80, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#19 QTimerInfoList::activateTimers (this=0x1fc0230) at kernel/qeventdispatcher_unix.cpp:603
#20 0x00007fbbbc5f7538 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:184
#21 idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:231
#22 0x00007fbbb3990a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007fbbb3991258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007fbbb3991429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#25 0x00007fbbbc5f7ed6 in QEventDispatcherGlib::processEvents (this=0x1f42f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#26 0x00007fbbbba2507e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#27 0x00007fbbbc5cbcf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#28 0x00007fbbbc5cbef7 in QEventLoop::exec (this=0x7fffd08d8210, flags=...) at kernel/qeventloop.cpp:201
#29 0x00007fbbbc5d0789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#30 0x00007fbbbf7111a3 in kdemain (argc=1, argv=0x7fffd08d85f8) at ../../../../plasma/desktop/shell/main.cpp:120
#31 0x00007fbbbf35230d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fffd08d85f8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffd08d85e8) at libc-start.c:226
#32 0x0000000000400671 in _start ()

Possible duplicates by query: bug 292026, bug 292003, bug 292002, bug 291986, bug 291974.

Reported using DrKonqi