.
Thread 2 (Thread 0x7f93112dc700 (LWP 2460)):
#0  0x00007f931a4e6823 in select () at ../sysdeps/unix/syscall-template.S:82
No locals.
#1  0x00007f93193055f2 in ?? () from /tmp/tmpLG8Tza/usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#2  0x00007f931922b9eb in ?? () from /tmp/tmpLG8Tza/usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#3  0x00007f9316048e9a in start_thread (arg=0x7f93112dc700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f93112dc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 1872234342966060501, 140734385320640, 140269625133504, 0, 3, -1811113988425554475, -1811098793370229291}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007f931a4ed4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#5  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f931abf0780 (LWP 2454)):
#0  0x00007f93192476cc in QHashData::detach_helper2(void (*)(QHashData::Node*, void*), void (*)(QHashData::Node*), int, int) () from /tmp/tmpLG8Tza/usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#1  0x00007f931a7d6fc2 in QHash<QString, Nepomuk2::ServiceController*>::detach_helper (this=this@entry=0xfa2300) at /usr/include/qt4/QtCore/qhash.h:584
        x = <optimized out>
#2  0x00007f931a7d4f3b in detach (this=0xfa2300) at /usr/include/qt4/QtCore/qhash.h:303
No locals.
#3  begin (this=0xfa2300) at /usr/include/qt4/QtCore/qhash.h:464
No locals.
#4  Nepomuk2::ServiceManager::runningServices (this=0xf97bf0) at ../../server/servicemanager.cpp:402
        it = <optimized out>
        sl = {<QList<QString>> = {{p = {static shared_null = {ref = {_q_value = 128}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0x7f931967c820}, d = 0x7f931967c820}}, <No data fields>}
#5  0x00007f931a7d317c in Nepomuk2::Server::quit (this=0xfa08e0) at ../../server/nepomukserver.cpp:151
No locals.
#6  <signal handler called>
No symbol table info available.
#7  _int_free (av=0x7f931a7b1720, p=0xfabd10, have_lock=0) at malloc.c:4006
        idx = 3
        fd = 0xfa6710
        old = 0xfa6710
        old_idx = <optimized out>
        size = <optimized out>
        fb = 0x7f931a7b1740
        nextchunk = <optimized out>
        nextsize = <optimized out>
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        errstr = 0x0
        locked = 0
        __func__ = "_int_free"
#8  0x00007f9319247586 in QHashData::free_helper(void (*)(QHashData::Node*)) () from /tmp/tmpLG8Tza/usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#9  0x00007f93199f4090 in freeData (x=<optimized out>, this=<optimized out>) at /usr/include/qt4/QtCore/qhash.h:570
No locals.
#10 ~QHash (this=0xfa3938, __in_chrg=<optimized out>) at /usr/include/qt4/QtCore/qhash.h:283
No locals.
#11 ~KDebugPrivate (this=0xfa3920, __in_chrg=<optimized out>) at ../../kdecore/io/kdebug.cpp:248
No locals.
#12 destroy () at ../../kdecore/io/kdebug.cpp:702
        x = 0xfa3920
#13 0x00007f931a436921 in __run_exit_handlers (status=0, listp=0x7f931a7b1688, run_list_atexit=true) at exit.c:78
        atfct = <optimized out>
        onfct = <optimized out>
        cxafct = <optimized out>
        f = <optimized out>
#14 0x00007f931a4369a5 in __GI_exit (status=<optimized out>) at exit.c:100
No locals.
#15 0x00007f931a41c774 in __libc_start_main (main=0x4006a0 <main(int, char**)>, argc=1, ubp_av=0x7fff470b7be8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff470b7bd8) at libc-start.c:258
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 1872234342966060501, 4196008, 140734385322976, 0, 0, -1872075631179110955, -1811089488549026347}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x4007c0, 0x7fff470b7be8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4196288}}}
        not_first_call = <optimized out>
#16 0x00000000004006d1 in _start ()
No locals.