Application: lancelot (1.9.5)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.0.0-16-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
I was searching for something in lancelot, then click on of the result.
Then lancelot crashed.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Lancelot (lancelot), signal: Aborted
__lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
	in ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S
[Current thread is 1 (Thread 0x7fa515fc87c0 (LWP 13030))]

Thread 11 (Thread 0x7fa4f8e4d700 (LWP 13031)):
#0  0x00007fa5122e0473 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fa50ae34f68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fa50ae35429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fa512a5ac06 in QEventDispatcherGlib::processEvents (this=0x1486e80, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007fa512a2a3e2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007fa512a2a637 in QEventLoop::exec (this=0x7fa4f8e4ccd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007fa51292a067 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007fa512a0a17f in QInotifyFileSystemWatcherEngine::run (this=0x1482b60) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007fa51292d08b in QThreadPrivate::start (arg=0x1482b60) at thread/qthread_unix.cpp:298
#9  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fa50b306efc in start_thread (arg=0x7fa4f8e4d700) at pthread_create.c:304
#11 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 10 (Thread 0x7fa4f3fff700 (LWP 13032)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007fa51228962f in _L_lock_10501 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007fa5122879c1 in __GI___libc_free (mem=0x7fa5125a51c0) at malloc.c:3736
#3  0x00007fa50476192c in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.280.13
#4  0x00007fa50ae304e1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fa512a5a937 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x14d7410, __in_chrg=<optimized out>) at kernel/qeventdispatcher_glib.cpp:375
#6  0x00007fa512a5ab19 in QEventDispatcherGlib::~QEventDispatcherGlib (this=0x14d7410, __in_chrg=<optimized out>) at kernel/qeventdispatcher_glib.cpp:403
#7  0x00007fa51292bf35 in QThreadPrivate::finish (arg=<optimized out>) at thread/qthread_unix.cpp:330
#8  0x00007fa51292d093 in ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at /usr/include/pthread.h:545
#9  ~__pthread_cleanup_class (this=<synthetic pointer>, __in_chrg=<optimized out>) at thread/qthread_unix.cpp:716
#10 QThreadPrivate::start (arg=0x7fa512d824e0) at thread/qthread_unix.cpp:273
#11 0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#12 0x00007fa50b306efc in start_thread (arg=0x7fa4f3fff700) at pthread_create.c:304
#13 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#14 0x0000000000000000 in ?? ()

Thread 9 (Thread 0x7fa4e1952700 (LWP 13861)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0x13d5bd0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x13d5bd0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4e1951d20, parent=0x1550ff0, th=0x13d5bd0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x13d5bd0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fa51292d08b in QThreadPrivate::start (arg=0x13d5bd0) at thread/qthread_unix.cpp:298
#8  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fa50b306efc in start_thread (arg=0x7fa4e1952700) at pthread_create.c:304
#10 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 8 (Thread 0x7fa4e1151700 (LWP 13862)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0x1d5f2a0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x1d5f2a0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4e1150d20, parent=0x1550ff0, th=0x1d5f2a0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x1d5f2a0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fa51292d08b in QThreadPrivate::start (arg=0x1d5f2a0) at thread/qthread_unix.cpp:298
#8  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fa50b306efc in start_thread (arg=0x7fa4e1151700) at pthread_create.c:304
#10 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 7 (Thread 0x7fa4d8950700 (LWP 13863)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0x14fe280) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x14fe280) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df2ae24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x14fe280) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4d894fd20, parent=0x1550ff0, th=0x14fe280) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x14fe280) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fa51292d08b in QThreadPrivate::start (arg=0x14fe280) at thread/qthread_unix.cpp:298
#9  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fa50b306efc in start_thread (arg=0x7fa4d8950700) at pthread_create.c:304
#11 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7fa4e0948700 (LWP 13864)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0xfe94b0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0xfe94b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df2ae24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0xfe94b0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4e0947d20, parent=0x1550ff0, th=0xfe94b0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0xfe94b0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fa51292d08b in QThreadPrivate::start (arg=0xfe94b0) at thread/qthread_unix.cpp:298
#9  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fa50b306efc in start_thread (arg=0x7fa4e0948700) at pthread_create.c:304
#11 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fa4dbfff700 (LWP 13865)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0x7fa4f4003570) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x7fa4f4003570) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4dbffed20, parent=0x1550ff0, th=0x7fa4f4003570) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x7fa4f4003570) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fa51292d08b in QThreadPrivate::start (arg=0x7fa4f4003570) at thread/qthread_unix.cpp:298
#8  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fa50b306efc in start_thread (arg=0x7fa4dbfff700) at pthread_create.c:304
#10 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fa4db7fe700 (LWP 13866)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0x20119d0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x20119d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df2ae24 in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x20119d0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:74
#6  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4db7fdd20, parent=0x1550ff0, th=0x20119d0) at ../../../threadweaver/Weaver/Thread.cpp:87
#7  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x20119d0) at ../../../threadweaver/Weaver/Thread.cpp:142
#8  0x00007fa51292d08b in QThreadPrivate::start (arg=0x20119d0) at thread/qthread_unix.cpp:298
#9  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007fa50b306efc in start_thread (arg=0x7fa4db7fe700) at pthread_create.c:304
#11 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fa4daffd700 (LWP 13867)):
[KCrash Handler]
#6  0x00007fa51223f3a5 in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007fa512242b0b in __GI_abort () at abort.c:92
#8  0x00007fa512278d63 in __libc_message (do_abort=2, fmt=0x7fa512369e58 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#9  0x00007fa5122836e6 in malloc_printerr (action=3, str=0x7fa51236a200 "malloc(): smallbin double linked list corrupted", ptr=<optimized out>) at malloc.c:6283
#10 0x00007fa51228591c in _int_malloc (av=0x7fa5125a51c0, bytes=32) at malloc.c:4308
#11 0x00007fa5122873cd in __GI___libc_malloc (bytes=32) at malloc.c:3660
#12 0x00007fa5069d6275 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#13 0x00007fa504761b8c in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.280.13
#14 0x00007fa51292f088 in QByteArray::realloc (this=0x7fa4daffb280, alloc=0) at tools/qbytearray.cpp:1452
#15 0x00007fa5090fa4e7 in ?? () from /usr/lib/libsopranoclient.so.1
#16 0x00007fa5090fa5d1 in ?? () from /usr/lib/libsopranoclient.so.1
#17 0x00007fa5090fa92e in ?? () from /usr/lib/libsopranoclient.so.1
#18 0x00007fa5090fe04f in ?? () from /usr/lib/libsopranoclient.so.1
#19 0x00007fa509102296 in ?? () from /usr/lib/libsopranoclient.so.1
#20 0x00007fa509101c95 in ?? () from /usr/lib/libsopranoclient.so.1
#21 0x00007fa509379d37 in Soprano::QueryResultIterator::binding(QString const&) const () from /usr/lib/libsoprano.so.4
#22 0x00007fa509379ec9 in Soprano::QueryResultIterator::operator[](QString) const () from /usr/lib/libsoprano.so.4
#23 0x00007fa511f781f0 in Nepomuk::ResourceData::load (this=0x7fa4f4036aa0) at ../../nepomuk/core/resourcedata.cpp:420
#24 0x00007fa511f7895c in Nepomuk::ResourceData::property (this=0x7fa4f4036aa0, uri=...) at ../../nepomuk/core/resourcedata.cpp:265
#25 0x00007fa511f8c893 in Nepomuk::Resource::property (this=0x7fa4daffb880, uri=...) at ../../nepomuk/core/resource.cpp:301
#26 0x00007fa511f8d858 in Nepomuk::Resource::genericIcon (this=0x7fa4daffb880) at ../../nepomuk/core/resource.cpp:464
#27 0x00007fa4f183d3ef in ?? () from /usr/lib/kde4/krunner_nepomuksearchrunner.so
#28 0x00007fa512a3f9e1 in QMetaObject::activate (sender=0x1282cf0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fa4daffbc10) at kernel/qobject.cpp:3547
#29 0x00007fa5026ff262 in Nepomuk::Query::QueryServiceClient::newEntries (this=<optimized out>, _t1=<optimized out>) at ./queryserviceclient.moc:156
#30 0x00007fa50270083c in Nepomuk::Query::QueryServiceClient::qt_metacall (this=0x1282cf0, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fa4daffbdc0) at ./queryserviceclient.moc:113
#31 0x00007fa512a3fbe9 in QMetaObject::activate (sender=0x7fa4d4044090, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fa4daffbdc0) at kernel/qobject.cpp:3566
#32 0x00007fa502708865 in OrgKdeNepomukQueryInterface::newEntries (this=<optimized out>, _t1=<optimized out>) at queryinterface.moc:127
#33 0x00007fa502708b7c in OrgKdeNepomukQueryInterface::qt_metacall (this=0x7fa4d4044090, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0x7fa4daffc0b0) at queryinterface.moc:91
#34 0x00007fa512da635b in QDBusConnectionPrivate::deliverCall (this=0x7fa4cc0bf5a0, object=0x7fa4d4044090, msg=..., metaTypes=..., slotIdx=7) at qdbusintegrator.cpp:947
#35 0x00007fa512a44ba6 in QObject::event (this=0x7fa4d4044090, e=<optimized out>) at kernel/qobject.cpp:1195
#36 0x00007fa51369c104 in notify_helper (e=0x7fa4d4041990, receiver=0x7fa4d4044090, this=0x100a6e0) at kernel/qapplication.cpp:4555
#37 QApplicationPrivate::notify_helper (this=0x100a6e0, receiver=0x7fa4d4044090, e=0x7fa4d4041990) at kernel/qapplication.cpp:4527
#38 0x00007fa5136a0f83 in QApplication::notify (this=0xfdc470, receiver=0x7fa4d4044090, e=0x7fa4d4041990) at kernel/qapplication.cpp:4416
#39 0x00007fa5143ce9a6 in KApplication::notify (this=0xfdc470, receiver=0x7fa4d4044090, event=0x7fa4d4041990) at ../../kdeui/kernel/kapplication.cpp:311
#40 0x00007fa512a2b5fc in QCoreApplication::notifyInternal (this=0xfdc470, receiver=0x7fa4d4044090, event=0x7fa4d4041990) at kernel/qcoreapplication.cpp:876
#41 0x00007fa512a2f3ca in sendEvent (event=0x7fa4d4041990, receiver=0x7fa4d4044090) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#42 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x7fa4dc005290) at kernel/qcoreapplication.cpp:1500
#43 0x00007fa512a5a773 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#44 postEventSourceDispatch (s=<optimized out>) at kernel/qeventdispatcher_glib.cpp:279
#45 0x00007fa50ae34a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007fa50ae35258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007fa50ae35429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#48 0x00007fa512a5ab9f in QEventDispatcherGlib::processEvents (this=0x1a64fd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#49 0x00007fa512a2a3e2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#50 0x00007fa512a2a637 in QEventLoop::exec (this=0x7fa4daffca40, flags=...) at kernel/qeventloop.cpp:204
#51 0x00007fa5026ff08e in Nepomuk::Query::QueryServiceClient::blockingQuery (this=0x1282cf0, q=<optimized out>) at ../../../nepomuk/query/queryserviceclient.cpp:292
#52 0x00007fa4f183ccba in ?? () from /usr/lib/kde4/krunner_nepomuksearchrunner.so
#53 0x00007fa4f183a4bf in ?? () from /usr/lib/kde4/krunner_nepomuksearchrunner.so
#54 0x00007fa515513d74 in Plasma::AbstractRunner::performMatch (this=0x180ffb0, localContext=...) at ../../plasma/abstractrunner.cpp:136
#55 0x00007fa50df2a491 in ThreadWeaver::JobRunHelper::runTheJob (this=0x7fa4daffcca0, th=0x7fa4dc005100, job=0x1490ab0) at ../../../threadweaver/Weaver/Job.cpp:106
#56 0x00007fa50df2a5bc in ThreadWeaver::Job::execute (this=0x1490ab0, th=0x7fa4dc005100) at ../../../threadweaver/Weaver/Job.cpp:135
#57 0x00007fa50df29c9f in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4daffcd20, parent=0x1550ff0, th=0x7fa4dc005100) at ../../../threadweaver/Weaver/Thread.cpp:95
#58 0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x7fa4dc005100) at ../../../threadweaver/Weaver/Thread.cpp:142
#59 0x00007fa51292d08b in QThreadPrivate::start (arg=0x7fa4dc005100) at thread/qthread_unix.cpp:298
#60 0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#61 0x00007fa50b306efc in start_thread (arg=0x7fa4daffd700) at pthread_create.c:304
#62 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#63 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fa4da7fc700 (LWP 13868)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007fa51292d59b in wait (time=18446744073709551615, this=0x14fbd70) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=<optimized out>, mutex=0x14e14c0, time=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x00007fa50df28864 in ThreadWeaver::WeaverImpl::blockThreadUntilJobsAreBeingAssigned (this=0x1550ff0, th=0x7fa4f4003cb0) at ../../../threadweaver/Weaver/WeaverImpl.cpp:365
#4  0x00007fa50df2ae0b in ThreadWeaver::WorkingHardState::applyForWork (this=0x14c09f0, th=0x7fa4f4003cb0) at ../../../threadweaver/Weaver/WorkingHardState.cpp:71
#5  0x00007fa50df29ccf in ThreadWeaver::ThreadRunHelper::run (this=0x7fa4da7fbd20, parent=0x1550ff0, th=0x7fa4f4003cb0) at ../../../threadweaver/Weaver/Thread.cpp:87
#6  0x00007fa50df29d5b in ThreadWeaver::Thread::run (this=0x7fa4f4003cb0) at ../../../threadweaver/Weaver/Thread.cpp:142
#7  0x00007fa51292d08b in QThreadPrivate::start (arg=0x7fa4f4003cb0) at thread/qthread_unix.cpp:298
#8  0x00007fa5069d556c in ?? () from /usr/lib/nvidia-current/libGL.so.1
#9  0x00007fa50b306efc in start_thread (arg=0x7fa4da7fc700) at pthread_create.c:304
#10 0x00007fa5122ec59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fa515fc87c0 (LWP 13030)):
#0  __lll_lock_wait_private () at ../nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:97
#1  0x00007fa51228962f in _L_lock_10501 () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007fa5122879c1 in __GI___libc_free (mem=0x7fa5125a51c0) at malloc.c:3736
#3  0x00007fa50476192c in ?? () from /usr/lib/nvidia-current/tls/libnvidia-tls.so.280.13
#4  0x00007fa512a4f2d8 in ~QStringList (this=0x1a377c8, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qstringlist.h:66
#5  v_clear<QStringList> (d=0x1a377c8) at ../../include/QtCore/private/../../../src/corelib/kernel/qvariant_p.h:144
#6  clear (d=0x1a377c8) at kernel/qvariant.cpp:205
#7  0x00007fa514ff383d in ?? () from /usr/lib/liblancelot.so.2
#8  0x00007fa514ff4351 in Lancelot::StandardActionListModel::clear() () from /usr/lib/liblancelot.so.2
#9  0x00007fa514d78695 in Lancelot::Models::Runner::setQueryMatches(QList<Plasma::QueryMatch> const&) () from /usr/lib/liblancelot-datamodels.so.1
#10 0x00007fa514d5ee96 in Lancelot::Models::Runner::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/liblancelot-datamodels.so.1
#11 0x00007fa512a3fbe9 in QMetaObject::activate (sender=0x114ef60, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff85aee960) at kernel/qobject.cpp:3566
#12 0x00007fa5155df552 in Plasma::RunnerManager::matchesChanged (this=<optimized out>, _t1=<optimized out>) at ./runnermanager.moc:124
#13 0x00007fa5155e2ba1 in matchesChanged (this=0x14e1cb0) at ../../plasma/runnermanager.cpp:97
#14 Plasma::RunnerManager::qt_metacall (this=0x114ef60, _c=<optimized out>, _id=10, _a=0x7fff85aeeb00) at ./runnermanager.moc:109
#15 0x00007fa512a3fbe9 in QMetaObject::activate (sender=0x14e1cd8, m=<optimized out>, local_signal_index=<optimized out>, argv=0x0) at kernel/qobject.cpp:3566
#16 0x00007fa512a448d9 in QObject::event (this=0x14e1cd8, e=<optimized out>) at kernel/qobject.cpp:1157
#17 0x00007fa51369c104 in notify_helper (e=0x7fff85aef210, receiver=0x14e1cd8, this=0x100a6e0) at kernel/qapplication.cpp:4555
#18 QApplicationPrivate::notify_helper (this=0x100a6e0, receiver=0x14e1cd8, e=0x7fff85aef210) at kernel/qapplication.cpp:4527
#19 0x00007fa5136a0f83 in QApplication::notify (this=0xfdc470, receiver=0x14e1cd8, e=0x7fff85aef210) at kernel/qapplication.cpp:4416
#20 0x00007fa5143ce9a6 in KApplication::notify (this=0xfdc470, receiver=0x14e1cd8, event=0x7fff85aef210) at ../../kdeui/kernel/kapplication.cpp:311
#21 0x00007fa512a2b5fc in QCoreApplication::notifyInternal (this=0xfdc470, receiver=0x14e1cd8, event=0x7fff85aef210) at kernel/qcoreapplication.cpp:876
#22 0x00007fa512a5c9a2 in sendEvent (event=0x7fff85aef210, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#23 QTimerInfoList::activateTimers (this=0xffea60) at kernel/qeventdispatcher_unix.cpp:611
#24 0x00007fa512a5a36d in timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:186
#25 timerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:180
#26 0x00007fa512a5a391 in idleTimerSourceDispatch (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:233
#27 0x00007fa50ae34a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007fa50ae35258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#29 0x00007fa50ae35429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007fa512a5ab9f in QEventDispatcherGlib::processEvents (this=0xf64ad0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#31 0x00007fa51374121e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#32 0x00007fa512a2a3e2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007fa512a2a637 in QEventLoop::exec (this=0x7fff85aef4b0, flags=...) at kernel/qeventloop.cpp:204
#34 0x00007fa512a2f6c7 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#35 0x000000000040cd6d in ?? ()
#36 0x00007fa51222a30d in __libc_start_main (main=0x40cc20, argc=1, ubp_av=0x7fff85aef638, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff85aef628) at libc-start.c:226
#37 0x000000000040cda1 in _start ()

Possible duplicates by query: bug 294766, bug 294115, bug 293966, bug 293415, bug 292971.

Reported using DrKonqi