.
Thread 3 (Thread 1574):
#0  0x00007f297b7a5b10 in ?? () from /usr/lib/kde4/plugins/styles/oxygen.so
No symbol table info available.
#1  0x00007f29860ec536 in qt_call_post_routines() ()
   from /usr/lib/libQtCore.so.4
No symbol table info available.
#2  0x00007f29848e1c78 in QApplication::~QApplication() ()
   from /usr/lib/libQtGui.so.4
No symbol table info available.
#3  0x0000000000403c2a in _start ()
No symbol table info available.
.
Thread 2 (Thread 1911):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:211
No locals.
#1  0x00007f2985ff8692 in QWaitCondition::wait(QMutex*, unsigned long) ()
   from /usr/lib/libQtCore.so.4
No symbol table info available.
#2  0x00007f297ab8d613 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#3  0x00007f2985ff7775 in ?? () from /usr/lib/libQtCore.so.4
No symbol table info available.
#4  0x00007f2985d679ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
        __res = <value optimized out>
        pd = 0x7f296daf6710
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139815910598416, 
                -3130322332803944268, 0, 0, 0, 139815910598416, 
                3088351359343243444, 3088862141690523828}, 
              mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007f298416c38d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#6  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 1595):
#0  0x00007f298607e35b in QIODevice::write(char const*, long long) ()
   from /usr/lib/libQtCore.so.4
No symbol table info available.
#1  0x00007f2981fdfee1 in Soprano::DataStream::writeUnsignedInt16(unsigned short) () from /usr/lib/libsopranoclient.so.1
No symbol table info available.
#2  0x00007f2981fe560b in Soprano::Client::ClientConnection::iteratorClose(int) () from /usr/lib/libsopranoclient.so.1
No symbol table info available.
#3  0x00007f2981fe7b78 in Soprano::Client::ClientModel::~ClientModel() ()
   from /usr/lib/libsopranoclient.so.1
No symbol table info available.
#4  0x00007f29853efad7 in ?? () from /usr/lib/libnepomuk.so.4
No symbol table info available.
#5  0x00007f29853f0bc2 in ?? () from /usr/lib/libnepomuk.so.4
No symbol table info available.
#6  0x00007f298229943c in Soprano::FilterModel::executeQuery(QString const&, Soprano::Query::QueryLanguage, QString const&) const ()
   from /usr/lib/libsoprano.so.4
No symbol table info available.
#7  0x00007f29853e5635 in ?? () from /usr/lib/libnepomuk.so.4
No symbol table info available.
#8  0x00007f2985401762 in Nepomuk::Resource::resourceUri() const ()
   from /usr/lib/libnepomuk.so.4
No symbol table info available.
#9  0x00007f297a4239bd in ?? ()
   from /usr/lib/strigi/strigiindex_nepomukbackend.so
No symbol table info available.
#10 0x00007f297ab837e0 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#11 0x00007f297ab84378 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#12 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#13 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#14 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#15 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#16 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#17 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#18 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#19 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#20 0x00007f297ab84726 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#21 0x00007f297ab85347 in ?? () from /usr/lib/kde4/nepomukstrigiservice.so
No symbol table info available.
#22 0x00007f2985ff7775 in ?? () from /usr/lib/libQtCore.so.4
No symbol table info available.
#23 0x00007f2985d679ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
        __res = <value optimized out>
        pd = 0x7f2978f5f710
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139816099772176, 
                -3130322332803944268, 0, 0, 0, 139816099772176, 
                3088393505320448180, 3088862141690523828}, 
              mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, 
            data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#24 0x00007f298416c38d in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#25 0x0000000000000000 in ?? ()
No symbol table info available.