Application: plasma-desktop (0.4)
KDE Platform Version: 4.9.5 (Compiled from sources)
Qt Version: 4.8.3
Operating System: Linux 3.5.0-27-generic x86_64
Distribution: Linux Mint 14 Nadia

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

Adding new widgets...Running a few searches in the search box, and the application crashed, then restarted.  Happens occassionally.

The crash can be reproduced some of the time.

-- 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 0x7f9e722f7780 (LWP 1749))]

Thread 4 (Thread 0x7f9e6100a700 (LWP 1750)):
#0  0x00007f9e85682313 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f9e79321d84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f9e79321ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e82330c16 in QEventDispatcherGlib::processEvents (this=0x7f9e5c0008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f9e823012bf in QEventLoop::processEvents (this=this@entry=0x7f9e61009dd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f9e82301548 in QEventLoop::exec (this=0x7f9e61009dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f9e82202b10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f9e822e19af in QInotifyFileSystemWatcherEngine::run (this=0x228f790) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f9e82205aec in QThreadPrivate::start (arg=0x228f790) at thread/qthread_unix.cpp:338
#9  0x00007f9e79a20e9a in start_thread (arg=0x7f9e6100a700) at pthread_create.c:308
#10 0x00007f9e8568dccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f9e59573700 (LWP 1754)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f9e7f387cd7 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f9e7f387d09 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f9e79a20e9a in start_thread (arg=0x7f9e59573700) at pthread_create.c:308
#4  0x00007f9e8568dccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f9e521bb700 (LWP 1759)):
#0  0x00007f9e79a2405d in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x7f9e4c00c8f0) at pthread_mutex_unlock.c:290
#2  0x00007f9e7935ee51 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f9e79321d35 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f9e793221e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f9e52ca84a6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#6  0x00007f9e79345645 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f9e79a20e9a in start_thread (arg=0x7f9e521bb700) at pthread_create.c:308
#8  0x00007f9e8568dccd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9e722f7780 (LWP 1749)):
[KCrash Handler]
#6  0x00007f9e83ef5dd4 in QDeclarativeItem::~QDeclarativeItem (this=0x56fdc00, __in_chrg=<optimized out>) at graphicsitems/qdeclarativeitem.cpp:1668
#7  0x00007f9e58747311 in ~QDeclarativeElement (this=0x56fdc00, __in_chrg=<optimized out>) at /usr/include/qt4/QtDeclarative/qdeclarativeprivate.h:87
#8  QDeclarativePrivate::QDeclarativeElement<Plasma::FrameSvgItem>::~QDeclarativeElement (this=0x56fdc00, __in_chrg=<optimized out>) at /usr/include/qt4/QtDeclarative/qdeclarativeprivate.h:87
#9  0x00007f9e82317468 in QObject::event (this=0x56fdc00, e=<optimized out>) at kernel/qobject.cpp:1176
#10 0x00007f9e816a9e9c in QApplicationPrivate::notify_helper (this=this@entry=0x21255e0, receiver=receiver@entry=0x56fdc00, e=e@entry=0x55944b0) at kernel/qapplication.cpp:4562
#11 0x00007f9e816ae30a in QApplication::notify (this=0x20ffe30, receiver=0x56fdc00, e=0x55944b0) at kernel/qapplication.cpp:4423
#12 0x00007f9e82fbb1f6 in KApplication::notify (this=0x20ffe30, receiver=0x56fdc00, event=0x55944b0) at ../../kdeui/kernel/kapplication.cpp:311
#13 0x00007f9e8230256e in QCoreApplication::notifyInternal (this=0x20ffe30, receiver=receiver@entry=0x56fdc00, event=event@entry=0x55944b0) at kernel/qcoreapplication.cpp:915
#14 0x00007f9e823063f1 in sendEvent (event=0x55944b0, receiver=0x56fdc00) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#15 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x20a91f0) at kernel/qcoreapplication.cpp:1539
#16 0x00007f9e82330a63 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#17 postEventSourceDispatch (s=0x2121510) at kernel/qeventdispatcher_glib.cpp:279
#18 0x00007f9e79321ab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f9e79321de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f9e79321ea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007f9e82330bf6 in QEventDispatcherGlib::processEvents (this=0x20aaad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#22 0x00007f9e8174ec1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#23 0x00007f9e823012bf in QEventLoop::processEvents (this=this@entry=0x7fffb7bd3820, flags=...) at kernel/qeventloop.cpp:149
#24 0x00007f9e82301548 in QEventLoop::exec (this=0x7fffb7bd3820, flags=...) at kernel/qeventloop.cpp:204
#25 0x00007f9e82306708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#26 0x00007f9e85994035 in kdemain (argc=1, argv=0x7fffb7bd3b18) at ../../../../plasma/desktop/shell/main.cpp:120
#27 0x00007f9e855bb76d in __libc_start_main (main=0x4006a0 <main(int, char**)>, argc=1, ubp_av=0x7fffb7bd3b18, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffb7bd3b08) at libc-start.c:226
#28 0x00000000004006d1 in _start ()

This bug may be a duplicate of or related to bug 302931.

Possible duplicates by query: bug 318731, bug 318723, bug 318600, bug 318554, bug 318460.

Reported using DrKonqi