.
Thread 5 (Thread 4891):
#0  0x00007f3c2741e122 in malloc_printerr (av=0x7f3c277451c0, bytes=<value optimized out>) at malloc.c:6273
No locals.
#1  _int_malloc (av=0x7f3c277451c0, bytes=<value optimized out>) at malloc.c:4396
        iters = <value optimized out>
        nb = 80
        idx = <value optimized out>
        bin = <value optimized out>
        victim = 0x1321ff0
        size = <value optimized out>
        victim_index = <value optimized out>
        remainder = <value optimized out>
        remainder_size = <value optimized out>
        block = <value optimized out>
        bit = <value optimized out>
        map = <value optimized out>
        fwd = <value optimized out>
        bck = 0x51
        errstr = 0x0
        __func__ = "_int_malloc"
#2  0x00007f3c2741f152 in _int_realloc (av=0x7f3c277451c0, oldp=0x1218580, oldsize=<value optimized out>, nb=80) at malloc.c:5317
        nextsize = <value optimized out>
        newp = <value optimized out>
        newsize = <error reading variable newsize (Cannot access memory at address 0x28)>
        newmem = 0x30
        next = 0x12185b0
        remainder = <value optimized out>
        remainder_size = <value optimized out>
        bck = <value optimized out>
        fwd = <value optimized out>
        copysize = 0
        ncopies = 114625
        s = 0x1218590
        errstr = 0x0
        __func__ = "_int_realloc"
#3  0x00007f3c27420b59 in __libc_realloc (oldmem=0x1218590, bytes=64) at malloc.c:3824
        ar_ptr = 0x7f3c277451c0
        nb = 80
        newp = 0x0
        hook = <value optimized out>
        oldp = 0x1218580
        oldsize = 48
        __func__ = "__libc_realloc"
#4  0x00007f3c266b7b21 in g_markup_collect_attributes (element_name=0x131d580 "\220\205!\001", attribute_names=<value optimized out>, attribute_values=0x2, error=0x7f3c266f9909, first_type=4294967295, first_attr=<value optimized out>) at /build/buildd/glib2.0-2.29.8/./glib/gmarkup.c:2686
        str_ptr = <value optimized out>
        mandatory = <value optimized out>
        value = 0x12f77c0 "64x64/intl"
        type = <value optimized out>
        attr = 0xa <Address 0xa out of bounds>
        collected = 23
        written = <value optimized out>
        ap = {{gp_offset = 20043136, fp_offset = 0, overflow_arg_area = 0x100000040, reg_save_area = 0x0}}
        i = <value optimized out>
        __PRETTY_FUNCTION__ = "g_markup_collect_attributes"
#5  0x00007f3c0fd61fc0 in ?? ()
No symbol table info available.
#6  0x00007f3c0fd61f00 in ?? ()
No symbol table info available.
#7  0x00007f3c266d2ce9 in g_string_insert_unichar (string=0x129e3a0, pos=0, wc=19522432) at /build/buildd/glib2.0-2.29.8/./glib/gstring.c:1113
        charlen = <value optimized out>
        first = <value optimized out>
        i = <value optimized out>
        dest = <value optimized out>
        __PRETTY_FUNCTION__ = "g_string_insert_unichar"
#8  0x00007f3c2669705c in g_quark_from_string_internal (string=0x12f77c0 "64x64/intl") at /build/buildd/glib2.0-2.29.8/./glib/gdataset.c:1171
        quark = 0
#9  g_quark_from_static_string (string=0x12f77c0 "64x64/intl") at /build/buildd/glib2.0-2.29.8/./glib/gdataset.c:1236
        quark = 0
#10 0x00007f3c266cec41 in g_parse_long_long (nptr=0x7f3c277451c0 "\001", endptr=0x1321fc0, base=<value optimized out>, negative=<value optimized out>) at /build/buildd/glib2.0-2.29.8/./glib/gstrfuncs.c:775
        overflow = <value optimized out>
        cutlim = <value optimized out>
        ui64 = <value optimized out>
        s = 0x6 <Address 0x6 out of bounds>
        c = <value optimized out>
        cutoff = <value optimized out>
        save = <value optimized out>
#11 g_parse_long_long (nptr=0x7f3c277451c0 "\001", endptr=0x1321fc0, base=<value optimized out>, negative=<value optimized out>) at /build/buildd/glib2.0-2.29.8/./glib/gstrfuncs.c:694
No locals.
#12 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 4890):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
No locals.
#1  0x00007f3c24696cd2 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f3c2498f1c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
No locals.
#2  0x00007f3c24696d09 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<value optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
No locals.
#3  0x00007f3c2718cd8c in start_thread (arg=0x7f3c13855700) at pthread_create.c:304
        pd = 0x7f3c13855700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139896002270976, -5600025594967510075, 139896330747392, 139896002271680, 0, 3, 5490047850194514885, 5490160992479982533}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007f3c2748a16d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:73
No locals.
#5  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 4888):
#0  0x00007f3c2747d023 in __poll (fds=0xf515d0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:69
        oldtype = <value optimized out>
        result = <value optimized out>
#1  0x0000000000f515d0 in ?? ()
No symbol table info available.
#2  0x00000000ffffffff in ?? ()
No symbol table info available.
#3  0x0000000000000003 in ?? ()
No symbol table info available.
#4  0x0000000000f515d0 in ?? ()
No symbol table info available.
#5  0x0000000000000001 in ?? ()
No symbol table info available.
#6  0x00007f3c266b1104 in g_main_context_prepare (context=0xf515d0, priority=0xffffffff) at /build/buildd/glib2.0-2.29.8/./glib/gmain.c:2743
        i = <value optimized out>
        n_ready = 0
        current_priority = 2147483647
        source = <value optimized out>
#7  0x0000000000000001 in ?? ()
No symbol table info available.
#8  0x0000000000000001 in ?? ()
No symbol table info available.
#9  0x00007f3c266b19f2 in g_main_dispatch (context=0xf511fc) at /build/buildd/glib2.0-2.29.8/./glib/gmain.c:2501
        dispatch = 0x7f3c274995f0 <pthread_mutex_init+16>
        was_in_call = <value optimized out>
        user_data = 0x3
        callback = 0x7f3c22505c44 <g_dbus_connection_register_subtree+180>
        cb_funcs = <value optimized out>
        cb_data = 0x7f3c2695b7e0
        current_source_link = {data = 0x7f3c2695b7a8, next = 0x7f3c274995c0}
        need_destroy = 0
        source = 0x7fffffffffffffff
        current = 0x7f3c274995c0
        i = <value optimized out>
#10 g_main_context_dispatch (context=0xf511fc) at /build/buildd/glib2.0-2.29.8/./glib/gmain.c:3050
No locals.
#11 0x00007f3c2718cd8c in start_thread (arg=0x7f3c1cca2700) at pthread_create.c:304
        pd = 0x7f3c1cca2700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139896157775616, -5600025594967510075, 140735050090528, 139896157776320, 0, 3, 5490046206832653253, 5490160992479982533}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 644711396
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#12 0x00007f3c2748a16d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:73
No locals.
#13 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 4889):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
No locals.
#1  0x00007f3c26b67392 in g_private_get_posix_impl (private_key=0x7f3c1800ed84) at /build/buildd/glib2.0-2.29.8/./gthread/gthread-posix.c:299
No locals.
#2  0x00007f3c180010d0 in ?? ()
No symbol table info available.
#3  0x00007f3c26b6747c in g_cond_free_posix_impl (cond=0x7f3c180010d0) at /build/buildd/glib2.0-2.29.8/./gthread/gthread-posix.c:261
        error = -516
        __PRETTY_FUNCTION__ = "g_cond_free_posix_impl"
#4  0x00007f3c266862af in g_array_remove_range (farray=0x7f3c180010d0, index_=393, length=1) at /build/buildd/glib2.0-2.29.8/./glib/garray.c:590
        array = 0x7f3c180010d0
        __PRETTY_FUNCTION__ = "g_array_remove_range"
#5  0x00007f3c14cf3bb0 in ?? ()
No symbol table info available.
#6  0x0000000000003a98 in ?? ()
No symbol table info available.
#7  0x00007f3c26686ca9 in g_byte_array_remove_range (array=<value optimized out>, index_=<value optimized out>, length=<value optimized out>) at /build/buildd/glib2.0-2.29.8/./glib/garray.c:1551
        __PRETTY_FUNCTION__ = "g_byte_array_remove_range"
#8  0x00007f3c266af497 in g_source_set_callback (source=0x7f3c180010c0, func=0x7f3c2695bea0, data=0x7f3c14cf3bb0, notify=0) at /build/buildd/glib2.0-2.29.8/./glib/gmain.c:1414
        new_callback = 0xfffffffffffffdfc
#9  0x000000000004b4c2 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 4887):
#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00007f3c24639ff1 in toThisObject (this=0x7f3c2a1d0e40, exec=0x7f3c12b550e8, thisValue=..., args=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSCell.h:322
No locals.
#2  QTJSC::JSFunction::call (this=0x7f3c2a1d0e40, exec=0x7f3c12b550e8, thisValue=..., args=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSFunction.cpp:122
No locals.
#3  0x00007f3c2460f2c2 in QTJSC::call (exec=<value optimized out>, functionObject=<value optimized out>, callType=<value optimized out>, callData=<value optimized out>, thisValue=<value optimized out>, args=<value optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:62
No locals.
#4  0x00007f3c246f1d0e in QScriptValue::call (this=<value optimized out>, thisObject=<value optimized out>, args=...) at api/qscriptvalue.cpp:1605
        d = 0x11fa9e0
        exec = 0x7f3c12b550e8
        savedException = {m_ptr = 0x0}
        callee = {m_ptr = 0x7f3c2a1d0e40}
        callData = {native = {function = {ptr = 0x7f3c12fe1690}}, js = {functionExecutable = 0x7f3c12fe1690, scopeChain = 0x7f3c12fdec60}}
        jscThisObject = {m_ptr = 0x7f3c2a1c4900}
        jscArgs = {m_args = 0x7fff6eaadc70, m_argCount = 0}
        callType = QTJSC::CallTypeJS
        argsVector = {a = 8, s = 0, ptr = 0x7fff6eaadc70, {array = "0\335\252n\377\177\000\000\317\246l$<\177\000\000\200\003\374\022<\177\000\000}\247i$<\177", '\000' <repeats 26 times>, "x$#*<\177\000\000\260\250\036\001\000\000\000", q_for_alignment_1 = 140735050079536, q_for_alignment_2 = 6.953235341004613e-310}}
        result = {m_ptr = 0x26}
#5  0x00007f3c289ac662 in QDeclarativeExpressionPrivate::init (this=0x7f3c2a1c4900, ctxt=0x7f3c12b550e8, expr=0x7f3c2a1c4900, rc=0x7fff6eaadc40, me=0x7f3c2a1c4900, srcUrl=..., lineNumber=0) at qml/qdeclarativeexpression.cpp:109
No locals.
#6  0x00000000011ea8b0 in ?? ()
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.