Bug 324431

Application: plasma-desktop (4.10.5)
KDE Platform Version: 4.10.5
Qt Version: 4.8.4
Operating System: Linux 3.8.0-23-generic x86_64
Distribution: Netrunner 5 Enigma (13.06)

-- Information about the crash:
- What I was doing when the application crashed:

I ve started removing some app icons from panel one by one till the panel crashed.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7efff39d67c0 (LWP 2474))]

Thread 6 (Thread 0x7effd47ff700 (LWP 2475)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007effec701e77 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007effec701ea9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007effe6dfcf8e in start_thread (arg=0x7effd47ff700) at pthread_create.c:311
#4  0x00007efff32bde1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7effca513700 (LWP 2477)):
#0  0x00007effe67395d8 in g_mutex_lock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007effe66f934e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007effe66fa0b4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007effe66fa6ba in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007effcc0e44f6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007effe671deb5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007effe6dfcf8e in start_thread (arg=0x7effca513700) at pthread_create.c:311
#7  0x00007efff32bde1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7effc33e2700 (LWP 2480)):
#0  0x00007efff32cc0d4 in pthread_mutex_unlock (mutex=0x7effb0000a60) at forward.c:194
#1  0x00007effe67395f1 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007effe66f9d1a in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007effe66fa175 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007effe66fa304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007effefe9e036 in QEventDispatcherGlib::processEvents (this=0x7effb00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#6  0x00007effefe6e38f in QEventLoop::processEvents (this=this@entry=0x7effc33e1d90, flags=...) at kernel/qeventloop.cpp:149
#7  0x00007effefe6e618 in QEventLoop::exec (this=this@entry=0x7effc33e1d90, flags=...) at kernel/qeventloop.cpp:204
#8  0x00007effefd70410 in QThread::exec (this=this@entry=0x14ab110) at thread/qthread.cpp:542
#9  0x00007effefe4fedf in QInotifyFileSystemWatcherEngine::run (this=0x14ab110) at io/qfilesystemwatcher_inotify.cpp:256
#10 0x00007effefd72bec in QThreadPrivate::start (arg=0x14ab110) at thread/qthread_unix.cpp:338
#11 0x00007effe6dfcf8e in start_thread (arg=0x7effc33e2700) at pthread_create.c:311
#12 0x00007efff32bde1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7effc254c700 (LWP 2484)):
#0  0x00007effe66f97b6 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007effe66fa0fe in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007effe66fa304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007effefe9e036 in QEventDispatcherGlib::processEvents (this=0x7effb40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007effefe6e38f in QEventLoop::processEvents (this=this@entry=0x7effc254bd90, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007effefe6e618 in QEventLoop::exec (this=this@entry=0x7effc254bd90, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007effefd70410 in QThread::exec (this=this@entry=0x1244aa0) at thread/qthread.cpp:542
#7  0x00007effefe4fedf in QInotifyFileSystemWatcherEngine::run (this=0x1244aa0) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007effefd72bec in QThreadPrivate::start (arg=0x1244aa0) at thread/qthread_unix.cpp:338
#9  0x00007effe6dfcf8e in start_thread (arg=0x7effc254c700) at pthread_create.c:311
#10 0x00007efff32bde1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7effadea3700 (LWP 2502)):
#0  0x00007efff32b13cd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007effe66fa1dc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007effe66fa304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007effefe9e036 in QEventDispatcherGlib::processEvents (this=0x7effa80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007effefe6e38f in QEventLoop::processEvents (this=this@entry=0x7effadea2d80, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007effefe6e618 in QEventLoop::exec (this=this@entry=0x7effadea2d80, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007effefd70410 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007effafde06e5 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#8  0x00007effefd72bec in QThreadPrivate::start (arg=0x2074c10) at thread/qthread_unix.cpp:338
#9  0x00007effe6dfcf8e in start_thread (arg=0x7effadea3700) at pthread_create.c:311
#10 0x00007efff32bde1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7efff39d67c0 (LWP 2474)):
[KCrash Handler]
#6  0x00007efff1a68944 in QDeclarativeItem::~QDeclarativeItem (this=0x44c8590, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#7  0x00007efff1a2d10e in ~QDeclarativeElement (this=0x44c8590, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#8  QDeclarativePrivate::QDeclarativeElement<QDeclarativeItem>::~QDeclarativeElement (this=0x44c8590, __in_chrg=<optimized out>) at ../../include/QtDeclarative/../../src/declarative/qml/qdeclarativeprivate.h:87
#9  0x00007effefe895e8 in QObject::event (this=0x44c8590, e=<optimized out>) at kernel/qobject.cpp:1175
#10 0x00007effef2158ec in QApplicationPrivate::notify_helper (this=this@entry=0x8cb9d0, receiver=receiver@entry=0x44c8590, e=e@entry=0x2173810) at kernel/qapplication.cpp:4567
#11 0x00007effef21825b in QApplication::notify (this=this@entry=0x8b01b0, receiver=receiver@entry=0x44c8590, e=e@entry=0x2173810) at kernel/qapplication.cpp:4428
#12 0x00007efff0b331a6 in KApplication::notify (this=0x8b01b0, receiver=0x44c8590, event=0x2173810) at ../../kdeui/kernel/kapplication.cpp:311
#13 0x00007effefe6f63e in QCoreApplication::notifyInternal (this=0x8b01b0, receiver=receiver@entry=0x44c8590, event=event@entry=0x2173810) at kernel/qcoreapplication.cpp:946
#14 0x00007effefe73171 in sendEvent (event=0x2173810, receiver=0x44c8590) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#15 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x83d1f0) at kernel/qcoreapplication.cpp:1570
#16 0x00007effefe734a3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1463
#17 0x00007effefe9de83 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#18 postEventSourceDispatch (s=0x8d5770) at kernel/qeventdispatcher_glib.cpp:279
#19 0x00007effe66f9f05 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007effe66fa248 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007effe66fa304 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007effefe9e016 in QEventDispatcherGlib::processEvents (this=0x8d3d60, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#23 0x00007effef2bb1ae in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#24 0x00007effefe6e38f in QEventLoop::processEvents (this=this@entry=0x7fff334e9780, flags=...) at kernel/qeventloop.cpp:149
#25 0x00007effefe6e618 in QEventLoop::exec (this=this@entry=0x7fff334e9780, flags=...) at kernel/qeventloop.cpp:204
#26 0x00007effefe73cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#27 0x00007effef213ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#28 0x00007efff35c946b in kdemain (argc=1, argv=0x7fff334e9a78) at ../../../../plasma/desktop/shell/main.cpp:126
#29 0x00007efff31e5ea5 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=1, ubp_av=0x7fff334e9a78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff334e9a68) at libc-start.c:260
#30 0x0000000000400711 in _start ()

Possible duplicates by query: bug 324286, bug 323776, bug 321878, bug 321861, bug 320582.

Reported using DrKonqi