Application: plasma-desktop (0.4)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
Crashed while searching for wallpapers

The crash can be reproduced some of the time.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f509c0617a0 (LWP 1863))]

Thread 8 (Thread 0x7f507a2e4700 (LWP 1864)):
#0  0x00007f509b93d773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f508fec8f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f508fec9429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f5098b2ff3e in QEventDispatcherGlib::processEvents (this=0x289f810, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f5098b03cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f5098b03ef7 in QEventLoop::exec (this=0x7f507a2e3db0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f5098a1b27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f5098ae6cbf in QInotifyFileSystemWatcherEngine::run (this=0x289e0b0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f5098a1dd05 in QThreadPrivate::start (arg=0x289e0b0) at thread/qthread_unix.cpp:331
#9  0x00007f50909d5efc in start_thread (arg=0x7f507a2e4700) at pthread_create.c:304
#10 0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7f5077855700 (LWP 1865)):
#0  __libc_disable_asynccancel () at ../nptl/sysdeps/unix/sysv/linux/x86_64/cancellation.S:99
#1  0x00007f509b93d787 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:89
#2  0x00007f508fec8f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f508fec9429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f5098b2ff3e in QEventDispatcherGlib::processEvents (this=0x2a8d060, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f5098b03cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007f5098b03ef7 in QEventLoop::exec (this=0x7f5077854db0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007f5098a1b27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007f5098ae6cbf in QInotifyFileSystemWatcherEngine::run (this=0x2aa6580) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007f5098a1dd05 in QThreadPrivate::start (arg=0x2aa6580) at thread/qthread_unix.cpp:331
#10 0x00007f50909d5efc in start_thread (arg=0x7f5077855700) at pthread_create.c:304
#11 0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f506ffff700 (LWP 1871)):
#0  __pthread_mutex_unlock (mutex=0x7f507508e900) at pthread_mutex_unlock.c:289
#1  0x00007f508fec7fe4 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f508fec8dfd in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f508fec9792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f50750e4516 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#5  0x00007f508feee2b6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f50909d5efc in start_thread (arg=0x7f506ffff700) at pthread_create.c:304
#7  0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f506d2fe700 (LWP 2714)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5098a1e1ab in wait (time=18446744073709551615, this=0x2907060) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28fb270, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f5094818864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2962d70, th=0x3397e00) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f509481ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x3397e00) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f509481ae24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x3397e00) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f5094819ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f506d2fde00, parent=0x2962d70, th=0x3397e00) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007f5094819d5b in ThreadWeaver::Thread::run (this=0x3397e00) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007f5098a1dd05 in QThreadPrivate::start (arg=0x3397e00) at thread/qthread_unix.cpp:331
#9  0x00007f50909d5efc in start_thread (arg=0x7f506d2fe700) at pthread_create.c:304
#10 0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f5076a10700 (LWP 2715)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5098a1e1ab in wait (time=18446744073709551615, this=0x2907060) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28fb270, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f5094818864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2962d70, th=0x7f50700263a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f509481ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x7f50700263a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f509481ae24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x7f50700263a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007f509481ae24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x7f50700263a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#7  0x00007f5094819ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f5076a0fe00, parent=0x2962d70, th=0x7f50700263a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#8  0x00007f5094819d5b in ThreadWeaver::Thread::run (this=0x7f50700263a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#9  0x00007f5098a1dd05 in QThreadPrivate::start (arg=0x7f50700263a0) at thread/qthread_unix.cpp:331
#10 0x00007f50909d5efc in start_thread (arg=0x7f5076a10700) at pthread_create.c:304
#11 0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f5074e07700 (LWP 2716)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5098a1e1ab in wait (time=18446744073709551615, this=0x2907060) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28fb270, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f5094818864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2962d70, th=0x2d9ed10) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f509481ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x2d9ed10) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f5094819ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f5074e06e00, parent=0x2962d70, th=0x2d9ed10) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f5094819d5b in ThreadWeaver::Thread::run (this=0x2d9ed10) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f5098a1dd05 in QThreadPrivate::start (arg=0x2d9ed10) at thread/qthread_unix.cpp:331
#8  0x00007f50909d5efc in start_thread (arg=0x7f5074e07700) at pthread_create.c:304
#9  0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f506a1bb700 (LWP 2717)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5098a1e1ab in wait (time=18446744073709551615, this=0x2907060) at thread/qwaitcondition_unix.cpp:88
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x28fb270, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:160
#3  0x00007f5094818864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x2962d70, th=0x32255b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007f509481ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x28f0550, th=0x32255b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007f5094819ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7f506a1bae00, parent=0x2962d70, th=0x32255b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007f5094819d5b in ThreadWeaver::Thread::run (this=0x32255b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007f5098a1dd05 in QThreadPrivate::start (arg=0x32255b0) at thread/qthread_unix.cpp:331
#8  0x00007f50909d5efc in start_thread (arg=0x7f506a1bb700) at pthread_create.c:304
#9  0x00007f509b94989d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#10 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f509c0617a0 (LWP 1863)):
[KCrash Handler]
#6  0x00007f5091491068 in Attica::BaseJob::abort() () from /usr/lib/libattica.so.0
#7  0x00007f5099c34e95 in KNS3::AtticaProvider::loadEntries (this=0x436f530, request=...) at ../../../knewstuff/knewstuff3/attica/atticaprovider.cpp:138
#8  0x00007f5099c1150b in KNS3::Engine::reloadEntries (this=0x2329cb0) at ../../../knewstuff/knewstuff3/core/engine.cpp:313
#9  0x00007f5099c0355d in KNS3::DownloadWidget::qt_metacall (this=0x1eb2650, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0x7fffa5bbfe70) at ./downloadwidget.moc:113
#10 0x00007f5098b17eba in QMetaObject::activate (sender=0x3babed0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fffa5bbfe70) at kernel/qobject.cpp:3278
#11 0x00007f5098526582 in QAbstractButton::clicked (this=<optimized out>, _t1=true) at .moc/release-shared/moc_qabstractbutton.cpp:206
#12 0x00007f509826c13e in QAbstractButtonPrivate::emitClicked (this=<optimized out>) at widgets/qabstractbutton.cpp:546
#13 0x00007f509826d47b in QAbstractButtonPrivate::click (this=0x2278c40) at widgets/qabstractbutton.cpp:539
#14 0x00007f509826d6ec in QAbstractButton::mouseReleaseEvent (this=0x3babed0, e=0x7fffa5bc0580) at widgets/qabstractbutton.cpp:1121
#15 0x00007f5097f05c9a in QWidget::event (this=0x3babed0, event=0x7fffa5bc0580) at kernel/qwidget.cpp:8295
#16 0x00007f5097eb5424 in notify_helper (e=0x7fffa5bc0580, receiver=0x3babed0, this=0x1e5b3e0) at kernel/qapplication.cpp:4486
#17 QApplicationPrivate::notify_helper (this=0x1e5b3e0, receiver=0x3babed0, e=0x7fffa5bc0580) at kernel/qapplication.cpp:4458
#18 0x00007f5097ebac6b in QApplication::notify (this=<optimized out>, receiver=0x3babed0, e=0x7fffa5bc0580) at kernel/qapplication.cpp:4047
#19 0x00007f50997b3126 in KApplication::notify (this=0x1e54a00, receiver=0x3babed0, event=0x7fffa5bc0580) at ../../kdeui/kernel/kapplication.cpp:311
#20 0x00007f5098b04afc in QCoreApplication::notifyInternal (this=0x1e54a00, receiver=0x3babed0, event=0x7fffa5bc0580) at kernel/qcoreapplication.cpp:787
#21 0x00007f5097eb63f2 in sendEvent (event=<optimized out>, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#22 QApplicationPrivate::sendMouseEvent (receiver=0x3babed0, event=0x7fffa5bc0580, alienWidget=0x3babed0, nativeWidget=0x27607d0, buttonDown=0x3babed0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3146
#23 0x00007f5097f35945 in QETWidget::translateMouseEvent (this=0x27607d0, event=<optimized out>) at kernel/qapplication_x11.cpp:4568
#24 0x00007f5097f348be in QApplication::x11ProcessEvent (this=0x1e54a00, event=0x7fffa5bc0da0) at kernel/qapplication_x11.cpp:3690
#25 0x00007f5097f5d412 in x11EventSourceDispatch (s=0x1e62b00, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#26 0x00007f508fec8a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f508fec9258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f508fec9429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007f5098b2fed6 in QEventDispatcherGlib::processEvents (this=0x1de9f40, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#30 0x00007f5097f5d07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#31 0x00007f5098b03cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#32 0x00007f5098b03ef7 in QEventLoop::exec (this=0x7fffa5bc1170, flags=...) at kernel/qeventloop.cpp:201
#33 0x00007f5098b08789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#34 0x00007f509bc481a3 in kdemain () from /usr/lib/kde4/libkdeinit/libkdeinit4_plasma-desktop.so
#35 0x00007f509b88930d in __libc_start_main (main=0x400640, argc=1, ubp_av=0x7fffa5bc1558, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa5bc1548) at libc-start.c:226
#36 0x0000000000400671 in _start ()

Possible duplicates by query: bug 285261, bug 282917, bug 282413, bug 282276, bug 281973.

Reported using DrKonqi