#0  0x00007fd1dcfdb267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
        resultvar = 0
        pid = 12615
        selftid = 12692
#1  0x00007fd1dcfdceca in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x30300000061, sa_sigaction = 0x30300000061}, sa_mask = {__val = {8938088127777734400, 18446603534854712593, 25, 140538711904776, 3229947040, 140538712038488, 140538712039784, 2, 140538862906613, 140538712008608, 8938088127777734400, 1, 140535624892417, 3087129378, 140538862688167, 102}}, sa_flags = 0, sa_restorer = 0x7fd1b801e274}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007fd1dd01ec53 in __libc_message (do_abort=do_abort@entry=1, fmt=fmt@entry=0x7fd1dd1371a8 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175
        ap = {{gp_offset = 40, fp_offset = 32721, overflow_arg_area = 0x7fd1c08515b0, reg_save_area = 0x7fd1c0851540}}
        fd = 14
        on_2 = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
#3  0x00007fd1dd02845c in malloc_printerr (ptr=<optimized out>, str=0x7fd1dd1374b8 "malloc(): memory corruption (fast)", action=1) at malloc.c:4965
        buf = "00007fd1b80a4f10"
        cp = <optimized out>
#4  _int_malloc (av=av@entry=0x7fd1b8000020, bytes=bytes@entry=40) at malloc.c:3353
        fb = <optimized out>
        pp = <optimized out>
        nb = <optimized out>
        idx = <optimized out>
        bin = <optimized out>
        victim = <optimized out>
        size = <optimized out>
        victim_index = <optimized out>
        remainder = <optimized out>
        remainder_size = <optimized out>
        block = <optimized out>
        bit = <optimized out>
        map = <optimized out>
        fwd = <optimized out>
        bck = <optimized out>
        errstr = 0x7fd1dd1374b8 "malloc(): memory corruption (fast)"
        __func__ = "_int_malloc"
#5  0x00007fd1dd02a50e in __GI___libc_malloc (bytes=bytes@entry=40) at malloc.c:2895
        ar_ptr = 0x7fd1b8000020
        victim = <optimized out>
        hook = <optimized out>
#6  0x00007fd1c0ff1c57 in sqlite3MemMalloc (nByte=32) at sqlite3.c:17262
        p = <optimized out>
#7  0x00007fd1c0fce2f6 in mallocWithAlarm (pp=<synthetic pointer>, n=32) at sqlite3.c:20934
        nFull = <optimized out>
        p = <optimized out>
#8  sqlite3Malloc (n=32) at sqlite3.c:20965
        p = <optimized out>
        n = 32
        p = <optimized out>
#9  0x00007fd1c0fce47a in sqlite3DbMallocRaw (db=0x19de1d8, n=<optimized out>) at sqlite3.c:21331
        p = <optimized out>
#10 0x00007fd1c0fe4782 in sqlite3VdbeMemGrow (pMem=pMem@entry=0x1d3c258, n=<optimized out>, bPreserve=bPreserve@entry=1) at sqlite3.c:64310
No locals.
#11 0x00007fd1c0fe6724 in vdbeMemAddTerminator (pMem=pMem@entry=0x1d3c258) at sqlite3.c:64422
No locals.
#12 0x00007fd1c0feadd0 in sqlite3VdbeMemNulTerminate (pMem=0x1d3c258) at sqlite3.c:64441
No locals.
#13 valueToText (pVal=0x1d3c258, enc=enc@entry=1 '\001') at sqlite3.c:65216
No locals.
#14 0x00007fd1c0feaef4 in sqlite3ValueText (pVal=<optimized out>, enc=enc@entry=1 '\001') at sqlite3.c:65251
No locals.
#15 0x00007fd1c0feaf17 in sqlite3_value_text (pVal=<optimized out>) at sqlite3.c:70338
No locals.
#16 0x00007fd1c0feb1e4 in likeFunc (context=0x7fd1b812c188, argc=2, argv=0x7fd1b812c1b8) at sqlite3.c:98354
        zA = <optimized out>
        zB = 0x1c90db8 "*s*"
        escape = 0
        nPat = <optimized out>
        db = 0x19de1d8
#17 0x00007fd1c10256ef in sqlite3VdbeExec (p=p@entry=0x1c95bc8) at sqlite3.c:73728
        i = <optimized out>
        pCtx = <optimized out>
        aOp = 0x1cecc08
        pOp = 0x1cef848
        rc = 0
        db = <optimized out>
        resetSchemaOnFault = 0 '\000'
        encoding = <optimized out>
        iCompare = <optimized out>
        nVmStep = <optimized out>
        nProgressLimit = <optimized out>
        aMem = <optimized out>
        pIn1 = <optimized out>
        pIn2 = <optimized out>
        pIn3 = <optimized out>
        pOut = 0x1d3b688
        aPermute = <optimized out>
        lastRowid = 0
#18 0x00007fd1c102e827 in sqlite3Step (p=0x1c95bc8) at sqlite3.c:70731
        db = 0x19de1d8
        rc = <optimized out>
#19 sqlite3_step (pStmt=<optimized out>) at sqlite3.c:5256
        rc2 = 0
        cnt = 0
        db = <optimized out>
        rc = <optimized out>
        pStmt = <optimized out>
        v = <optimized out>
#20 0x00007fd1c16ef230 in tracker_db_cursor_get_variable_name (cursor=0x1b01340, column=<optimized out>) at tracker-db-interface-sqlite.c:2284
        result = <optimized out>
#21 0x00007ffdf0ee542f in ?? ()
No symbol table info available.
#22 0x00007fd1c08529c0 in ?? ()
No symbol table info available.
#23 0x00007fd1c16ef9e7 in function_sparql_haversine_distance (context=0x7fd1bc009420, argc=<optimized out>, argv=0x1b01100) at tracker-db-interface-sqlite.c:495
        lat1 = <optimized out>
        lon2 = 0
        dLat = -3.2242315225367292e+289
        a = <optimized out>
        d = <optimized out>
        lat2 = <optimized out>
        lon1 = <optimized out>
        dLon = 0
        c = <optimized out>
        argv = 0x1b01100
        context = 0x7fd1bc009420
#24 0x00007fd1db5ea956 in io_job_thread (task=<optimized out>, source_object=<optimized out>, task_data=0x1c3dc60, cancellable=<optimized out>) at /build/glib2.0-hcw3A1/glib2.0-2.45.7/./gio/gioscheduler.c:85
        job = 0x1c3dc60
        result = <optimized out>
#25 0x00007fd1db60fd48 in g_task_thread_pool_thread (thread_data=0x1c3dc60, pool_data=<optimized out>) at /build/glib2.0-hcw3A1/glib2.0-2.45.7/./gio/gtask.c:1283
        task = 0x1c3dc60
#26 0x00007fd1dd6716be in g_thread_pool_thread_proxy (data=<optimized out>) at /build/glib2.0-hcw3A1/glib2.0-2.45.7/./glib/gthreadpool.c:307
        task = 0x0
        pool = 0x179ab70
#27 0x00007fd1dd670d25 in g_thread_proxy (data=0x1d05720) at /build/glib2.0-hcw3A1/glib2.0-2.45.7/./glib/gthread.c:778
        thread = <optimized out>
#28 0x00007fd1dc91a6aa in start_thread (arg=0x7fd1c0852700) at pthread_create.c:333
        __res = <optimized out>
        pd = 0x7fd1c0852700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140538854844160, -8395731032685455848, 0, 140728645604399, 140538854844864, 24750960, 8421693995214657048, 8421702960623736344}, 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"
#29 0x00007fd1dd0aceed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109
No locals.