#0  0x00494416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x02592c8f in __GI_raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <optimized out>
        resultvar = <optimized out>
        pid = 40763380
        selftid = 1878
#2  0x025962b5 in __GI_abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x2671cad <__GI__dl_addr+189>, sa_sigaction = 0x2671cad <__GI__dl_addr+189>}, sa_mask = {__val = {3020004, 39264224, 1011, 40081038, 3079469824, 39248608, 1011, 39213512, 0, 53, 7, 40048512, 9, 3061835816, 40763380, 17, 3061837272, 40170938, 2, 3061835816, 9, 0, 3061838908, 8, 3061838920, 6, 3061835920, 3061835912, 9, 40510442, 40510446, 40080944}}, sa_flags = 3, sa_restorer = 0x263968e <clone+94>}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0x025ccacc in __libc_message (do_abort=2, fmt=0x26a4440 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
        ap = 0x920ab60 "*** glibc detected *** /usr/bin/nepomukservicestub: double free or corruption (fasttop): 0xb6801a88 ***\n"
        ap_copy = 0x920ab60 "*** glibc detected *** /usr/bin/nepomukservicestub: double free or corruption (fasttop): 0xb6801a88 ***\n"
        fd = 2
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#4  0x025d7892 in malloc_printerr (action=<optimized out>, str=<optimized out>, ptr=0xb6801a88) at malloc.c:6283
        buf = "b6801a88"
        cp = <optimized out>
#5  0x025d8532 in _int_free (av=0xb6800010, p=0xb6801a80) at malloc.c:4795
        size = <optimized out>
        fb = <optimized out>
        nextchunk = <optimized out>
        nextsize = <optimized out>
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        errstr = <optimized out>
        __func__ = "_int_free"
#6  0x025db61d in __GI___libc_free (mem=0xb6801a88) at malloc.c:3738
        ar_ptr = 0xb6800010
        p = <optimized out>
        hook = <optimized out>
#7  0x00b6e10b in qFree (ptr=0xb6801a88) at global/qmalloc.cpp:60
No locals.
#8  0x00bc6e92 in QString::free (d=0xb6801a88) at tools/qstring.cpp:1232
No locals.
#9  0x00c3baef in ~QString (this=<optimized out>, __in_chrg=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qstring.h:880
No locals.
#10 QUrlPrivate::normalized (this=0x920a800) at io/qurl.cpp:4055
        tmp = {ref = {<QBasicAtomicInt> = {_q_value = 1}, <No data fields>}, scheme = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0xb6801a88, static codecForCStrings = 0x0}, userName = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x804f260, static codecForCStrings = 0x0}, password = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x804f260, static codecForCStrings = 0x0}, host = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x804f260, static codecForCStrings = 0x0}, path = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x804f260, static codecForCStrings = 0x0}, query = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0x804f278}, fragment = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x804f260, static codecForCStrings = 0x0}, encodedOriginal = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0x920a7c8}, encodedUserName = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0x804f278}, encodedPassword = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0x804f278}, encodedPath = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0xb68019a8}, encodedFragment = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0x804f278}, port = -1, parsingMode = QUrl::StrictMode, hasQuery = false, hasFragment = false, isValid = true, isHostValid = true, valueDelimiter = 61 '=', pairDelimiter = 38 '&', stateFlags = 5, encodedNormalized = {static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f288 "", array = ""}, static shared_empty = {ref = {_q_value = 26}, alloc = 0, size = 0, data = 0xde83c4 "", array = ""}, d = 0x804f278}, errorInfo = {_source = 0x0, _message = 0x0, _expected = 0 '\000', _found = 0 '\000'}}
        qLen = 13
#11 0x00c3c27a in QUrl::operator== (this=0xb67ff0cc, url=...) at io/qurl.cpp:6038
No locals.
#12 0x0213eaf1 in Soprano::Node::operator== (this=0xb67ff124, other=...) at ../../soprano/node.cpp:333
No locals.
#13 0x08518c0c in Soprano::Virtuoso::QueryResultIteratorBackend::binding (this=0xb6801610, offset=0) at ../../../backends/virtuoso/virtuosoqueryresultiteratorbackend.cpp:201
        node = {d = {d = 0xb6801970}}
#14 0x085186f4 in Soprano::Virtuoso::QueryResultIteratorBackend::next (this=0xb6801610) at ../../../backends/virtuoso/virtuosoqueryresultiteratorbackend.cpp:146
        i = 0
#15 0x0213d68c in Soprano::Iterator<Soprano::BindingSet>::next (this=0xb67ff2a8) at ../../soprano/iterator.h:239
        hasNext = <optimized out>
        cd = 0xb6801898
#16 0x0213dd8b in Soprano::Iterator<Soprano::BindingSet>::allElements (this=0xb67ff2a8) at ../../soprano/iterator.h:280
        sl = {{p = {static shared_null = {ref = {_q_value = 1}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0x804f290}, d = 0x804f290}}
#17 0x0213d328 in Soprano::QueryResultIterator::allBindings (this=0xb67ff2a8) at ../../soprano/queryresultiterator.cpp:77
No locals.
#18 0x047152a0 in Nepomuk::GraphMaintainer::run (this=0x91dfd48) at ../../../../nepomuk/services/storage/graphmaintainer.cpp:75
        graphs = {{p = {static shared_null = {ref = {_q_value = 1}, alloc = 0, begin = 0, end = 0, sharable = 1, array = {0x0}}, d = 0x804f290}, d = 0x804f290}}
        __PRETTY_FUNCTION__ = "virtual void Nepomuk::GraphMaintainer::run()"
        query = {static null = {<No data fields>}, static shared_null = {ref = {_q_value = 1}, alloc = 0, size = 0, data = 0x804f272, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, static shared_empty = {ref = {_q_value = 42}, alloc = 0, size = 0, data = 0xde849e, clean = 0, simpletext = 0, righttoleft = 0, asciiCache = 0, capacity = 0, reserved = 0, array = {0}}, d = 0x9201780, static codecForCStrings = 0x0}
#19 0x00b75d90 in QThreadPrivate::start (arg=0x91dfd48) at thread/qthread_unix.cpp:298
        __clframe = {__cancel_routine = 0xb74950 <QThreadPrivate::finish(void*)>, __cancel_arg = 0x91dfd48, __do_it = 1, __cancel_type = <optimized out>}
        thr = 0x91dfd48
        data = 0x91fe0e8
#20 0x001efc87 in start_thread (arg=0xb67ffb70) at pthread_create.c:304
        __res = <optimized out>
        pd = 0xb67ffb70
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {2101236, 0, 4001536, -1233128376, -66701005, 1041782367}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#21 0x0263968e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further