postgresql9.1.6 core dump

I'm having problems postgesql coredump.

Do you have any idea?.

#0  SearchCatCacheList (cache=0x1d70440, nkeys=1, v1=<value optimized out>,

    v2=<value optimized out>, v3=<value optimized out>, v4=<value optimized out>)

    at catcache.c:1450

        hashValue = 1943050110

        hashIndex = 1918

        relation = 0x7f6983ede610

        scandesc = 0x1db11e0

        save_exception_stack = 0x7fffc61a1bd0

        save_context_stack = 0x0

        local_sigjmp_buf = {{__jmpbuf = {140736516985344, -1013623458724204964,

              31134224, 140736516986976, 0, 1, 1013713306157690460,

              -1013624314715328932}, __mask_was_saved = 0, __saved_mask = {__val = {

                31148304, 0, 6365529, 2262149739, 31148304, 31148304, 140091178270512,

                44, 6370319, 140736516985856, 6437365, 0, 4963415, 1, 13593016,

                8070450532247928832}}}}

        cur_skey = {{sk_flags = 0, sk_attno = 1, sk_strategy = 3, sk_subtype = 0,

            sk_collation = 0, sk_func = {fn_addr = 0x67c230 <nameeq>, fn_oid = 62,

              fn_nargs = 2, fn_strict = 1 '\001', fn_retset = 0 '\000',

              fn_stats = 2 '\002', fn_extra = 0x0, fn_mcxt = 0x1d2d840, fn_expr = 0x0},

            sk_argument = 30378016}, {sk_flags = 0, sk_attno = 17, sk_strategy = 3,

            sk_subtype = 0, sk_collation = 0, sk_func = {

              fn_addr = 0x684800 <oidvectoreq>, fn_oid = 679, fn_nargs = 2,

              fn_strict = 1 '\001', fn_retset = 0 '\000', fn_stats = 2 '\002',

              fn_extra = 0x0, fn_mcxt = 0x1d2d840, fn_expr = 0x0}, sk_argument = 0}, {

            sk_flags = 0, sk_attno = 2, sk_strategy = 3, sk_subtype = 0,

            sk_collation = 0, sk_func = {fn_addr = 0x6846e0 <oideq>, fn_oid = 184,

              fn_nargs = 2, fn_strict = 1 '\001', fn_retset = 0 '\000',

              fn_stats = 2 '\002', fn_extra = 0x0, fn_mcxt = 0x1d2d840, fn_expr = 0x0},

            sk_argument = 0}, {sk_flags = 0, sk_attno = 0, sk_strategy = 0,

            sk_subtype = 0, sk_collation = 0, sk_func = {fn_addr = 0, fn_oid = 0,

              fn_nargs = 0, fn_strict = 0 '\000', fn_retset = 0 '\000',

              fn_stats = 0 '\000', fn_extra = 0x0, fn_mcxt = 0x0, fn_expr = 0x0},

            sk_argument = 0}}

        lHashValue = 2904526133

        elt = 0xff

        cl = <value optimized out>

        ct = <value optimized out>

        ctlist = 0x0

        ctlist_item = <value optimized out>

        nmembers = <value optimized out>

        ordered = 1 '\001'

        ntp = 0x1cf91d0

        oldcxt = <value optimized out>

        i = <value optimized out>

#1  0x00000000004beb64 in FuncnameGetCandidates (names=<value optimized out>, nargs=1,

    argnames=0x0, expand_variadic=1 '\001', expand_defaults=1 '\001') at namespace.c:714

        resultList = 0x0

        any_special = 0 '\000'

        schemaname = 0x0

        funcname = 0x1cf8820 "count"

        namespaceId = 0

        catlist = <value optimized out>

        i = <value optimized out>

#2  0x00000000004f9e10 in func_get_detail (funcname=0x1cf87b0, fargs=0x1db1140,

    fargnames=0x0, nargs=1, argtypes=0x7fffc61a16c0, expand_variadic=1 '\001',

    expand_defaults=1 '\001', funcid=0x7fffc61a1874, rettype=0x7fffc61a1878,

    retset=0x7fffc61a187f "", nvargs=0x7fffc61a1870, true_typeids=0x7fffc61a1868,

    argdefaults=0x7fffc61a1860) at parse_func.c:950

        raw_candidates = <value optimized out>

        best_candidate = <value optimized out>

        __func__ = "func_get_detail"

#3  0x00000000004fa612 in ParseFuncOrColumn (pstate=0x1cf8e10, funcname=0x1cf87b0,

    fargs=0x1db1140, agg_order=0x0, agg_star=0 '\000', agg_distinct=0 '\000',

    func_variadic=0 '\000', over=0x0, is_column=0 '\000', location=13)

    at parse_func.c:212

        rettype = <value optimized out>

        funcid = <value optimized out>

        l = <value optimized out>

        nextl = <value optimized out>

        first_arg = 0x1db1210

        nargs = <value optimized out>

        nargsplusdefs = <value optimized out>

        actual_arg_types = {23, 0, 0, 0, 0, 0, 7392693, 0, 0, 0, 1, 0, 2, 0, 5941475, 0,

          0, 0, 19, 0, 2, 0, 30380112, 0, 1, 0, 30379536, 0, 19, 0, 30380112, 0,

          30379536, 0, 5245868, 0, 0, 0, 31131992, 0, 31131992, 0, 2, 0, 30380112, 0,

          5246540, 0, 7, 0, 7393125, 0, 31134224, 0, 31134224, 0, 0, 0, 31133888, 0, 0,

          0, 30379536, 0, 19, 0, 0, 0, 30378280, 0, 5246937, 0, 31132080, 0, 3, 0,

          30379536, 0, 5246540, 0, 0, 0, 30378120, 0, 0, 0, 30379536, 0, 30378088, 0,

          30378280, 0, 30377096, 0, 5206771, 0, 7, 0, 31134304, 0}

        declared_arg_types = <value optimized out>

        argnames = <value optimized out>

        argdefaults = <value optimized out>

        retval = 0x1cf91d4

        retset = <value optimized out>

        nvargs = <value optimized out>

        fdresult = <value optimized out>

        __func__ = "ParseFuncOrColumn"

#4  0x00000000004f6a3f in transformFuncCall (pstate=0x1cf8e10, expr=0x1cf8760)

    at parse_expr.c:1242

        targs = <value optimized out>

        args = <value optimized out>

#5  transformExpr (pstate=0x1cf8e10, expr=0x1cf8760) at parse_expr.c:238

        result = 0x0

        __func__ = "transformExpr"

#6  0x0000000000502806 in transformTargetEntry (pstate=0x1cf8e10, node=0x1cf8760,

    expr=0x0, colname=<value optimized out>, resjunk=<value optimized out>)

    at parse_target.c:91

No locals.

#7  0x00000000005034b5 in transformTargetList (pstate=0x1cf8e10,

    targetlist=<value optimized out>) at parse_target.c:162

        res = <value optimized out>

        p_target = <value optimized out>

        o_target = 0x1cf86f0

#8  0x00000000004d702c in transformSelectStmt (pstate=0x1cf8e10, parseTree=0x1cf8488)

    at analyze.c:900

        qry = 0x1cf8f40

        qual = <value optimized out>

        l = <value optimized out>

#9  transformStmt (pstate=0x1cf8e10, parseTree=0x1cf8488) at analyze.c:187

        n = 0x1cf8488

        result = <value optimized out>

#10 0x00000000004d8250 in parse_analyze_varparams (parseTree=0x1cf8488,

    sourceText=0x1da80a1 "SELECT PATH, COUNT(SITE_ID) FROM ACCESS_LOG_05 WHERE SITE_ID = $1 GROUP BY PATH ORDER BY PATH", paramTypes=0x7fffc61a1aa8, numParams=0x7fffc61a1aa4)

    at analyze.c:122

        pstate = 0x1cf8e10

        query = <value optimized out>

#11 0x00000000006339fd in exec_parse_message (

    query_string=0x1da80a1 "SELECT PATH, COUNT(SITE_ID) FROM ACCESS_LOG_05 WHERE SITE_ID = $1 GROUP BY PATH ORDER BY PATH", stmt_name=0x1da80a0 "", paramTypes=0x1da88c0,

    numParams=1) at postgres.c:1254

        query = <value optimized out>

        snapshot_set = 1 '\001'

        i = <value optimized out>

        oldcontext = 0x1d2e500

        parsetree_list = <value optimized out>

        raw_parse_tree = 0x1cf81d0

        commandTag = 0x826012 "SELECT"

        querytree_list = <value optimized out>

        stmt_list = <value optimized out>

        is_named = 0 '\000'

        fully_planned = <value optimized out>

        save_log_statement_stats = 0 '\000'

        msec_str = "]\000\000\000\000\000\000\000\241\200\332\001", '\000' <repeats 12 times>, "T\204Y\000\000\000\000"

        __func__ = "exec_parse_message"

#12 0x000000000063456c in PostgresMain (argc=<value optimized out>,

    argv=<value optimized out>, username=<value optimized out>) at postgres.c:3997

        stmt_name = <value optimized out>

        query_string = 0x1da80a1 "SELECT PATH, COUNT(SITE_ID) FROM ACCESS_LOG_05 WHERE SITE_ID = $1 GROUP BY PATH ORDER BY PATH"

        numParams = 1

        paramTypes = 0x1da88c0

        dbname = <value optimized out>

        firstchar = <value optimized out>

        input_message = {data = 0x1da80a0 "", len = 101, maxlen = 1024, cursor = 101}

        local_sigjmp_buf = {{__jmpbuf = {140736516988064, -1013625157805298084, 2, 2,

              -9187201950435737471, 0, 1013713306348531292, -1013624294113694116},

            __mask_was_saved = 1, __saved_mask = {__val = {0, 0, 65280, 0, 0,

                18446744073709486080, 18446744073709551615, 18446744073709551615,

                18374967954648334335, 0, 0, 0, 0, 0, 0, 0}}}}

        send_ready_for_query = 0 '\000'

        __func__ = "PostgresMain"

#13 0x00000000005f54c9 in BackendRun () at postmaster.c:3617

        ac = 2

        secs = 434261935

        usecs = 398782

        i = <value optimized out>

        av = 0x1cd9428

        maxac = <value optimized out>

#14 BackendStartup () at postmaster.c:3302

        bn = 0x1cfd2e0

        pid = 0

#15 ServerLoop () at postmaster.c:1466

        rmask = {fds_bits = {8, 0 <repeats 15 times>}}

        selres = <value optimized out>

        readmask = {fds_bits = {56, 0 <repeats 15 times>}}

        nSockets = 6

        now = <value optimized out>

        last_touch_time = 1380944820

        __func__ = "ServerLoop"

#16 0x00000000005f7c71 in PostmasterMain (argc=<value optimized out>,

    argv=<value optimized out>) at postmaster.c:1127

        opt = <value optimized out>

        status = <value optimized out>

        userDoption = <value optimized out>

        listen_addr_saved = 1 '\001'

        i = <value optimized out>

        __func__ = "PostmasterMain"

#17 0x0000000000599520 in main (argc=7, argv=0x1cd6100) at main.c:199

No locals.