Bug 305012

Application: plasma-desktop (0.4)
KDE Platform Version: 4.8.4 (4.8.4)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-23-generic i686
Distribution: Linux Mint 13 Maya

-- Information about the crash:
- What I was doing when the application crashed:
stavo cercando di modificare il pannello, per sbaglio ne ho creato un'altro e, nel cancellarlo, è andato in crash
- Unusual behavior I noticed:

-- Backtrace:
Application: Shell del desktop di Plasma (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0xb7701740 (LWP 1609))]

Thread 5 (Thread 0xb03d7b40 (LWP 1610)):
#0  0x0300ecfa in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00d2c5f4 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x08a663d0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x08a27060 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x08a27201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x021b88e7 in QEventDispatcherGlib::processEvents (this=0xafa00468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x0218450d in QEventLoop::processEvents (this=0xb03d7240, flags=...) at kernel/qeventloop.cpp:149
#7  0x021847a9 in QEventLoop::exec (this=0xb03d7240, flags=...) at kernel/qeventloop.cpp:204
#8  0x0206d94c in QThread::exec (this=0xa559998) at thread/qthread.cpp:501
#9  0x02161b5d in QInotifyFileSystemWatcherEngine::run (this=0xa559998) at io/qfilesystemwatcher_inotify.cpp:248
#10 0x02070de0 in QThreadPrivate::start (arg=0xa559998) at thread/qthread_unix.cpp:298
#11 0x0300cd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0x00d1eace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 4 (Thread 0xaf8d2b40 (LWP 1611)):
#0  0x08a663c8 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#1  0x08a26f85 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#2  0x08a27201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x021b88e7 in QEventDispatcherGlib::processEvents (this=0xaef00468, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x0218450d in QEventLoop::processEvents (this=0xaf8d2240, flags=...) at kernel/qeventloop.cpp:149
#5  0x021847a9 in QEventLoop::exec (this=0xaf8d2240, flags=...) at kernel/qeventloop.cpp:204
#6  0x0206d94c in QThread::exec (this=0xa5ae660) at thread/qthread.cpp:501
#7  0x02161b5d in QInotifyFileSystemWatcherEngine::run (this=0xa5ae660) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x02070de0 in QThreadPrivate::start (arg=0xa5ae660) at thread/qthread_unix.cpp:298
#9  0x0300cd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#10 0x00d1eace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 3 (Thread 0xaeeffb40 (LWP 1612)):
#0  0x00302416 in __kernel_vsyscall ()
#1  0x0301096b in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x00d2c3dc in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x09cc2029 in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#4  0x09cc206f in ?? () from /usr/lib/i386-linux-gnu/libQtScript.so.4
#5  0x0300cd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x00d1eace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xad9edb40 (LWP 1614)):
#0  0x0300edc8 in pthread_mutex_lock () from /lib/i386-linux-gnu/libpthread.so.0
#1  0x00d2c5f4 in pthread_mutex_lock () from /lib/i386-linux-gnu/libc.so.6
#2  0x08a663d0 in g_mutex_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0x08a26958 in g_main_context_query () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0x08a2700e in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0x08a2756b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#6  0x062211ba in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#7  0x08a4a6b3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x0300cd4c in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#9  0x00d1eace in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb7701740 (LWP 1609)):
[KCrash Handler]
#7  0x00000028 in ?? ()
#8  0x0219dfb0 in QObject::connect (sender=0xad47be8, signal=0x3055fa9 "2destroyed()", receiver=0xad5b580, method=0x3055f98 "1widgetDeleted()", type=Qt::AutoConnection) at kernel/qobject.cpp:2551
#9  0x03033dab in SystemTray::Task::widget (this=0xad5b580, host=0xb73a998, createIfNecessary=true) at ../../../../../plasma/generic/applets/systemtray/core/task.cpp:83
#10 0x03052709 in SystemTray::TaskArea::addWidgetForTask (this=0xb734390, task=0xad5b580) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:265
#11 0x03052e9f in SystemTray::TaskArea::addTask (this=0xb734390, task=0xad5b580) at ../../../../../plasma/generic/applets/systemtray/ui/taskarea.cpp:196
#12 0x0219c6b1 in QMetaObject::activate (sender=0xa1aaf00, m=0x305fff8, local_signal_index=1, argv=0xbfaff248) at kernel/qobject.cpp:3547
#13 0x03032e85 in SystemTray::Manager::taskChanged (this=0xa1aaf00, _t1=0xad5b580) at ./manager.moc:120
#14 0x0219c6b1 in QMetaObject::activate (sender=0xad5b580, m=0x30600d0, local_signal_index=0, argv=0xbfaff328) at kernel/qobject.cpp:3547
#15 0x03034465 in SystemTray::Task::changed (this=0xad5b580, _t1=0xad5b580) at ./task.moc:128
#16 0x030344b3 in SystemTray::Task::emitChanged (this=0xad5b580) at ../../../../../plasma/generic/applets/systemtray/core/task.cpp:144
#17 0x02197c01 in QMetaCallEvent::placeMetaCall (this=0xa79f750, object=0xad5b580) at kernel/qobject.cpp:525
#18 0x021a0c7b in QObject::event (this=0xad5b580, e=0xa79f750) at kernel/qobject.cpp:1195
#19 0x04d62ed4 in notify_helper (e=0xa79f750, receiver=0xad5b580, this=0xa028c98) at kernel/qapplication.cpp:4559
#20 QApplicationPrivate::notify_helper (this=0xa028c98, receiver=0xad5b580, e=0xa79f750) at kernel/qapplication.cpp:4531
#21 0x04d6830d in QApplication::notify (this=0xa79f750, receiver=0xad5b580, e=0xa79f750) at kernel/qapplication.cpp:4288
#22 0x00fc6401 in KApplication::notify (this=0xa013e00, receiver=0xad5b580, event=0xa79f750) at ../../kdeui/kernel/kapplication.cpp:311
#23 0x0218597e in QCoreApplication::notifyInternal (this=0xa013e00, receiver=0xad5b580, event=0xa79f750) at kernel/qcoreapplication.cpp:876
#24 0x02189ad8 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#25 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9fd3130) at kernel/qcoreapplication.cpp:1500
#26 0x02189e0c in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1393
#27 0x021b8494 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#28 postEventSourceDispatch (s=0xa02b3b8) at kernel/qeventdispatcher_glib.cpp:279
#29 0x08a26d86 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#30 0x08a27125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#31 0x08a27201 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#32 0x021b8887 in QEventDispatcherGlib::processEvents (this=0x9fd3eb8, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#33 0x04e1baaa in QGuiEventDispatcherGlib::processEvents (this=0x9fd3eb8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x0218450d in QEventLoop::processEvents (this=0xbfaffaa4, flags=...) at kernel/qeventloop.cpp:149
#35 0x021847a9 in QEventLoop::exec (this=0xbfaffaa4, flags=...) at kernel/qeventloop.cpp:204
#36 0x02189eba in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#37 0x04d60a74 in QApplication::exec () at kernel/qapplication.cpp:3820
#38 0x009b5a7b in kdemain (argc=1, argv=0xbfaffca4) at ../../../../plasma/desktop/shell/main.cpp:120
#39 0x0804850b in main (argc=1, argv=0xbfaffca4) at plasma-desktop_dummy.cpp:3

Possible duplicates by query: bug 304637, bug 304060, bug 302501, bug 301768, bug 300794.

Reported using DrKonqi