Application: plasma-desktop (4.11.3)
KDE Platform Version: 4.11.3
Qt Version: 4.8.4
Operating System: Linux 3.11.0-15-generic x86_64
Distribution: Ubuntu 13.10

-- Information about the crash:
- What I was doing when the application crashed: Clicking on BOINC manager.
It started back up with out logging out. It crashes once in a while

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f19821657c0 (LWP 3608))]

Thread 5 (Thread 0x7f1961a4f700 (LWP 3609)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f197adfa06b in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f197adfa0a9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f19754b1f6e in start_thread (arg=0x7f1961a4f700) at pthread_create.c:311
#4  0x00007f1981a479cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f18d2bad700 (LWP 3613)):
#0  0x00007f197e53b768 in qt_gettime () at tools/qelapsedtimer_unix.cpp:145
#1  0x00007f197e614fe5 in updateCurrentTime (this=0x7f18cc002860) at kernel/qeventdispatcher_unix.cpp:354
#2  QTimerInfoList::timerWait (this=0x7f18cc002860, tm=...) at kernel/qeventdispatcher_unix.cpp:461
#3  0x00007f197e61382c in timerSourcePrepareHelper (src=<optimized out>, timeout=0x7f18d2bacbb4) at kernel/qeventdispatcher_glib.cpp:136
#4  0x00007f197e6138d5 in timerSourcePrepare (source=<optimized out>, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#5  0x00007f1974da6d4d in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f1974da75c3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f1974da77ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f197e613a76 in QEventDispatcherGlib::processEvents (this=0x7f18cc0008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#9  0x00007f197e5e55ef in QEventLoop::processEvents (this=this@entry=0x7f18d2bacd70, flags=...) at kernel/qeventloop.cpp:149
#10 0x00007f197e5e58e5 in QEventLoop::exec (this=this@entry=0x7f18d2bacd70, flags=...) at kernel/qeventloop.cpp:204
#11 0x00007f197e4e488f in QThread::exec (this=this@entry=0xf3a780) at thread/qthread.cpp:542
#12 0x00007f197e5c6d13 in QInotifyFileSystemWatcherEngine::run (this=0xf3a780) at io/qfilesystemwatcher_inotify.cpp:265
#13 0x00007f197e4e6f2f in QThreadPrivate::start (arg=0xf3a780) at thread/qthread_unix.cpp:338
#14 0x00007f19754b1f6e in start_thread (arg=0x7f18d2bad700) at pthread_create.c:311
#15 0x00007f1981a479cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f18cb327700 (LWP 3614)):
#0  0x00007f1981a3af7d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f1974da76a4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f1974da77ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f197e613a76 in QEventDispatcherGlib::processEvents (this=0x7f18c40008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f197e5e55ef in QEventLoop::processEvents (this=this@entry=0x7f18cb326d70, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f197e5e58e5 in QEventLoop::exec (this=this@entry=0x7f18cb326d70, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f197e4e488f in QThread::exec (this=this@entry=0x1c83480) at thread/qthread.cpp:542
#7  0x00007f197e5c6d13 in QInotifyFileSystemWatcherEngine::run (this=0x1c83480) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x00007f197e4e6f2f in QThreadPrivate::start (arg=0x1c83480) at thread/qthread_unix.cpp:338
#9  0x00007f19754b1f6e in start_thread (arg=0x7f18cb327700) at pthread_create.c:311
#10 0x00007f1981a479cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f18c3cff700 (LWP 4652)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f197e4e5a03 in _q_futex (val2=0, addr2=0x0, timeout=0x0, val=2, op=0, addr=0x3d3c750) at thread/qmutex_unix.cpp:99
#2  QMutexPrivate::wait (this=this@entry=0x3d3c750, timeout=timeout@entry=-1) at thread/qmutex_unix.cpp:113
#3  0x00007f197e4e1ef5 in QMutex::lockInternal (this=this@entry=0x24d2248) at thread/qmutex.cpp:450
#4  0x00007f197e4e6fa0 in lockInline (this=0x24d2248) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:190
#5  QMutexLocker (m=0x24d2248, this=<synthetic pointer>) at ../../include/QtCore/../../src/corelib/thread/qmutex.h:109
#6  QThreadPrivate::start (arg=0x3735c60) at thread/qthread_unix.cpp:317
#7  0x00007f19754b1f6e in start_thread (arg=0x7f18c3cff700) at pthread_create.c:311
#8  0x00007f1981a479cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f19821657c0 (LWP 3608)):
[KCrash Handler]
#6  0x00007f1981983f77 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#7  0x00007f19819875e8 in __GI_abort () at abort.c:90
#8  0x00007f19819c14fb in __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7f1981ad5240 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:199
#9  0x00007f19819cd996 in malloc_printerr (ptr=0x3cce3f0, str=0x7f1981ad5328 "double free or corruption (!prev)", action=3) at malloc.c:4923
#10 _int_free (av=<optimized out>, p=0x3cce3e0, have_lock=0) at malloc.c:3779
#11 0x00007f197251b07c in ?? () from /usr/lib/nvidia-319/libGL.so.1
#12 0x00007f197014e17a in ?? () from /usr/lib/nvidia-319/tls/libnvidia-tls.so.319.32
#13 0x00007f197e4e65db in QThread::start (this=this@entry=0x3735c60, priority=priority@entry=QThread::InheritPriority) at thread/qthread_unix.cpp:640
#14 0x00007f19634f25fd in Kickoff::SystemModel::startUsageInfoFetch (this=0x1aee290) at ../../../../../plasma/desktop/applets/kickoff/core/systemmodel.cpp:416
#15 0x00007f197e5faa58 in QMetaObject::activate (sender=sender@entry=0x3cf5550, m=m@entry=0x7f197e946e40 <QSingleShotTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3539
#16 0x00007f197e60388a in timeout (this=0x3cf5550) at .moc/release-shared/qtimer.moc:97
#17 QSingleShotTimer::timerEvent (this=0x3cf5550) at kernel/qtimer.cpp:317
#18 0x00007f197e5febe1 in QObject::event (this=0x3cf5550, e=<optimized out>) at kernel/qobject.cpp:1156
#19 0x00007f197d983dfc in QApplicationPrivate::notify_helper (this=this@entry=0xf20190, receiver=receiver@entry=0x3cf5550, e=e@entry=0x7fff87177f40) at kernel/qapplication.cpp:4567
#20 0x00007f197d98a470 in QApplication::notify (this=this@entry=0xecd390, receiver=receiver@entry=0x3cf5550, e=e@entry=0x7fff87177f40) at kernel/qapplication.cpp:4353
#21 0x00007f197f2aaa6a in KApplication::notify (this=0xecd390, receiver=0x3cf5550, event=0x7fff87177f40) at ../../kdeui/kernel/kapplication.cpp:311
#22 0x00007f197e5e68bd in QCoreApplication::notifyInternal (this=0xecd390, receiver=0x3cf5550, event=0x7fff87177f40) at kernel/qcoreapplication.cpp:946
#23 0x00007f197e616403 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#24 QTimerInfoList::activateTimers (this=0xf207c0) at kernel/qeventdispatcher_unix.cpp:622
#25 0x00007f197e6137a1 in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#26 0x00007f1974da73b6 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f1974da7708 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f1974da77ac in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f197e613a55 in QEventDispatcherGlib::processEvents (this=0xe08ad0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#30 0x00007f197da259d6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007f197e5e55ef in QEventLoop::processEvents (this=this@entry=0x7fff871781c0, flags=...) at kernel/qeventloop.cpp:149
#32 0x00007f197e5e58e5 in QEventLoop::exec (this=this@entry=0x7fff871781c0, flags=...) at kernel/qeventloop.cpp:204
#33 0x00007f197e5eae5b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#34 0x00007f197d98234c in QApplication::exec () at kernel/qapplication.cpp:3828
#35 0x00007f1981d5127c in kdemain (argc=1, argv=0x7fff87178418) at ../../../../plasma/desktop/shell/main.cpp:126
#36 0x00007f198196ede5 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=1, ubp_av=0x7fff87178418, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff87178408) at libc-start.c:260
#37 0x000000000040070e in _start ()

Possible duplicates by query: bug 330631, bug 330123, bug 330056, bug 330016, bug 329761.

Reported using DrKonqi