#0  __libc_do_syscall () at ../ports/sysdeps/unix/sysv/linux/arm/libc-do-syscall.S:44
No locals.
#1  0xb61c5e5e in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
        _a1 = 0
        _a3tmp = 6
        _a1tmp = 0
        _a3 = 6
        _nametmp = 268
        _a2tmp = 10753
        _a2 = 10753
        _name = 268
        _sys_result = <optimized out>
        pd = 0xb6fe9000
        pid = 0
        selftid = 10753
#2  0xb61c6b4e in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {38021296, 1, 0, 3056115712, 21, 0, 3201076384, 3070141456, 3070136320, 3050414080, 873228, 0, 1, 3013674496, 3201076796, 3070061045, 3070141456, 1, 5, 0, 3103784960, 3055180712, 3051289732, 33929576, 3051289732, 162, 3051286528, 3013672232, 3201076484, 3070079472, 2147483648, 3056117016}}, sa_flags = 169, sa_restorer = 0x0}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0xb5d6c2f0 in g_assertion_message (domain=domain@entry=0xb39ec914 "GLib-GIO", file=file@entry=0xb3a10600 "/build/buildd/glib2.0-2.41.5/./gio/gdbusmessage.c", line=line@entry=2326, func=0x1 <error: Cannot access memory at address 0x1>, func@entry=0xb3a0fd28 <__FUNCTION__.26275> "append_value_to_blob", message=<optimized out>, message@entry=0x2969370 "assertion failed: (g_utf8_validate (v, -1, &end) && (end == v + len))") at /build/buildd/glib2.0-2.41.5/./glib/gtestutils.c:2291
        lstr = "2326\000\215\314\276p\223\226\002(v, \021o\326\265H\215\314\276\000\326sS\314\006\241\263"
        s = 0xb628b0ac <lock> ""
#4  0xb5d6c38c in g_assertion_message_expr (domain=0xb39ec914 "GLib-GIO", file=0xb3a10600 "/build/buildd/glib2.0-2.41.5/./gio/gdbusmessage.c", line=line@entry=2326, func=0xb3a0fd28 <__FUNCTION__.26275> "append_value_to_blob", expr=0xb3a106cc "g_utf8_validate (v, -1, &end) && (end == v + len)") at /build/buildd/glib2.0-2.41.5/./glib/gtestutils.c:2306
        s = 0x2969370 "assertion failed: (g_utf8_validate (v, -1, &end) && (end == v + len))"
#5  0xb39cba0a in append_value_to_blob (value=value@entry=0xb1302100, type=0xb5ddd806 <g_variant_type_info_basic_chars+34>, mbuf=0x2969370, mbuf@entry=0xbecc8e40, out_padding_added=0xb3a10600, out_padding_added@entry=0x0, error=error@entry=0x0) at /build/buildd/glib2.0-2.41.5/./gio/gdbusmessage.c:2326
        len = 61
        v = 0xb3a0fd28 <__FUNCTION__.26275> "append_value_to_blob"
        end = 0x281ced5 ""
        padding_added = 0
        type_string = <optimized out>
        __FUNCTION__ = "append_value_to_blob"
#6  0xb39cd95e in append_body_to_blob (error=0x0, mbuf=0xbecc8e40, value=<optimized out>) at /build/buildd/glib2.0-2.41.5/./gio/gdbusmessage.c:2553
        item = 0xb1302100
        iter = {x = {2905655320, 2, 0, 0, 0, 32, 43062328, 3579507750, 24820304, 3051214668, 3050831533, 44892040, 1, 3017596560, 2905655320, 33096384}}
#7  g_dbus_message_to_blob (message=message@entry=0x1f902c0, out_size=out_size@entry=0xbecc8f20, capabilities=<optimized out>, error=error@entry=0x0) at /build/buildd/glib2.0-2.41.5/./gio/gdbusmessage.c:2722
        tupled_signature_str = <optimized out>
        mbuf = {len = 256, valid_len = 168, pos = 168, data = 0x23a8e48 "l\001\003\001\316\372\r\360", byte_order = G_DATA_STREAM_BYTE_ORDER_LITTLE_ENDIAN}
        ret = 0x0
        size = <optimized out>
        body_len_offset = 4
        body_start_offset = 168
        body_size = <optimized out>
        header_fields = <optimized out>
        builder = {x = {0 <repeats 16 times>}}
        hash_iter = {dummy1 = 0xb1302600, dummy2 = 0x78000000, dummy3 = 0xb6bb8b9f <QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**)+694>, dummy4 = 8, dummy5 = -1389266840, dummy6 = 0x5}
        key = 0x6
        header_value = 0xad316748
        signature = <optimized out>
        signature_str = 0x2acff88 "ss"
        num_fds_in_message = <optimized out>
        num_fds_according_to_header = <optimized out>
        __FUNCTION__ = "g_dbus_message_to_blob"
#8  0xb39c52b0 in g_dbus_connection_send_message_unlocked (connection=connection@entry=0x1945058, message=message@entry=0x1f902c0, flags=flags@entry=G_DBUS_SEND_MESSAGE_FLAGS_NONE, out_serial=out_serial@entry=0xbecc8f98, error=error@entry=0x0) at /build/buildd/glib2.0-2.41.5/./gio/gdbusconnection.c:1661
        blob = 0x0
        blob_size = 24820304
        serial_to_use = <optimized out>
        ret = 0
        __FUNCTION__ = "g_dbus_connection_send_message_unlocked"
#9  0xb39c75b8 in g_dbus_connection_send_message (connection=connection@entry=0x1945058, message=message@entry=0x1f902c0, flags=flags@entry=G_DBUS_SEND_MESSAGE_FLAGS_NONE, out_serial=out_serial@entry=0xbecc8f98, error=error@entry=0x0) at /build/buildd/glib2.0-2.41.5/./gio/gdbusconnection.c:1775
        ret = <optimized out>
        __FUNCTION__ = "g_dbus_connection_send_message"
#10 0xb39c8560 in g_dbus_connection_call_internal (connection=connection@entry=0x1945058, bus_name=0xb3dcde54 "com.canonical.URLDispatcher", object_path=0xb3dcde70 "/com/canonical/URLDispatcher", interface_name=0xb3dcde54 "com.canonical.URLDispatcher", method_name=method_name@entry=0xb3dcde90 "DispatchURL", parameters=parameters@entry=0xad30c818, reply_type=reply_type@entry=0x0, flags=flags@entry=G_DBUS_CALL_FLAGS_NO_AUTO_START, timeout_msec=timeout_msec@entry=-1, fd_list=fd_list@entry=0x0, cancellable=cancellable@entry=0x0, callback=callback@entry=0x0, user_data=user_data@entry=0x0) at /build/buildd/glib2.0-2.41.5/./gio/gdbusconnection.c:5599
        flags = <optimized out>
        message = 0x1f902c0
        serial = 0
        __FUNCTION__ = "g_dbus_connection_call_internal"
#11 0xb39ca19c in g_dbus_connection_call (connection=connection@entry=0x1945058, bus_name=<optimized out>, object_path=<optimized out>, interface_name=<optimized out>, method_name=0xb3dcde90 "DispatchURL", parameters=0xad30c818, reply_type=reply_type@entry=0x0, flags=flags@entry=G_DBUS_CALL_FLAGS_NO_AUTO_START, timeout_msec=timeout_msec@entry=-1, cancellable=cancellable@entry=0x0, callback=callback@entry=0x0, user_data=user_data@entry=0x0) at /build/buildd/glib2.0-2.41.5/./gio/gdbusconnection.c:5864
No locals.
#12 0xb3dcdc7e in url_dispatch_send_restricted (url=0x281ceb0 "tu.calculator/calculator/current-useA", package=<optimized out>, cb=0x0, user_data=<optimized out>) at /build/buildd/url-dispatcher-0.1+15.04.20141212~rtm/liburl-dispatcher/url-dispatcher.c:89
        error = 0x0
        bus = <optimized out>
        dispatch_data = 0x0
#13 0xb3fdb05e in Services::callDispatcher (this=<optimized out>, qUrl=...) at ../../../../src/platforms/mirserver/services.cpp:37
        url = 0x281ceb0 "tu.calculator/calculator/current-useA"
#14 0xb6f1b35c in QDesktopServices::openUrl (url=...) at util/qdesktopservices.cpp:202
        locker = {val = 3069953765}
        __PRETTY_FUNCTION__ = "static bool QDesktopServices::openUrl(const QUrl&)"
        insideOpenUrlHandler = false
        platformServices = 0x17a0230
#15 0xa8bd58e8 in LauncherModel::quickListActionInvoked (this=0x1909158, appId=..., actionIndex=<optimized out>) at /build/buildd/unity8-8.02+15.04.20150107~rtm/plugins/Unity/Launcher/launchermodel.cpp:189
        actionId = {static null = {<No data fields>}, d = 0x190eea8}
        index = <optimized out>
        item = 0x1e84650
        model = <optimized out>
#16 0xa8be071c in LauncherModel::qt_static_metacall (_o=_o@entry=0x1909158, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=12, _a=_a@entry=0xbecc9298) at /build/buildd/unity8-8.02+15.04.20150107~rtm/obj-arm-linux-gnueabihf/plugins/Unity/Launcher/moc_launchermodel.cpp:144
        _t = 0x1909158
#17 0xa8be0e82 in LauncherModel::qt_metacall (this=0x1909158, _c=QMetaObject::InvokeMetaMethod, _id=12, _a=0xbecc9298) at /build/buildd/unity8-8.02+15.04.20150107~rtm/obj-arm-linux-gnueabihf/plugins/Unity/Launcher/moc_launchermodel.cpp:179
No locals.
#18 0xb6b9c564 in CallMethod (object=object@entry=0x1909158, index=<optimized out>, returnType=returnType@entry=43, argCount=<optimized out>, argTypes=0x29ee8cc, engine=engine@entry=0x1856350, callArgs=callArgs@entry=0xaad43680) at jsruntime/qv4qobjectwrapper.cpp:1134
        valueTypeValue = {d = {data = {c = 0 '\000', uc = 0 '\000', s = 0, sc = 0 '\000', us = 0, i = 0, u = 0, l = 0, ul = 0, b = false, d = -8.7570890603814313e-44, f = 0, real = -8.7570890603814313e-44, ll = -5260416501793423360, ull = 13186327571916128256, o = 0x0, ptr = 0x0, shared = 0x0}, type = 0, is_shared = 0, is_null = 1}}
        args = {a = 9, s = 3, ptr = 0xbecc92d0, {array = "P\216\205\001@3\323\252\060\345}\245`\272\205\001\060\223\314\276\000\000\000\000\270\331\220\001\020?\377\266\000\200\205\001\360p\314\266\350\222\314\276\n\000\000\000\000\000\000\000\000\326sS0\345}\245\020?\377\266\000\326sS\002\000\000\000\006", '\000' <repeats 19 times>, "@\000\000\000\000\000\000\000\070\000\000\000[\000\000\000n\000\000\000w\000\000\000|\000\000\000\060\242(\266\344\331&\266\360xh\002\360\000\000\000`]\205\245\350\244(\266\000\240\066\266(\000\000\000\320\020\000\000\000\000\000\000\000@\376\177\020?\377\266\254\226\314\276#a\037\266+\000\000\000\020?\377\266\020?\377\266\310lD\002\000@\376\177X\345}\245"..., q_for_alignment_1 = -6137505517179400624, q_for_alignment_2 = -2.1431231695326297e-102}}
        argData = {a = 9, s = 3, ptr = 0xbecc9298, {array = "\000\000\000\000\350\222\314\276\000\223\314\276\370#\221\002\062\000\000\000\330\252\205\001\000\000\000\000\000\200\000\034\000\000\000", q_for_alignment_1 = -4698218786124201984, q_for_alignment_2 = -3.4062686609104276e-06}}
#19 0xb6b9dac8 in CallPrecise (object=object@entry=0x1909158, data=..., engine=engine@entry=0x1856350, callArgs=callArgs@entry=0xaad43680) at jsruntime/qv4qobjectwrapper.cpp:1386
        args = <optimized out>
        dummy = {a = 9, s = 0, ptr = 0xbecc9408, {array = "\000\200\205\001q\251\271\266\026\000\000\000\235\004\277\266LjD\002\235\004\277\266LjD\002\340\066\324\252\020\000\000", q_for_alignment_1 = -5280002785293271040, q_for_alignment_2 = -4.4949942317297606e-45}}
        unknownTypeError = {d = 0xb65bf638 <QArrayData::shared_null>}
        returnType = 43
#20 0xb6b9de60 in QV4::QObjectMethod::callInternal (this=<optimized out>, callData=0xaad43680) at jsruntime/qv4qobjectwrapper.cpp:1875
        v8Engine = 0x1856350
        scope = {engine = 0x1858000, mark = 0xaad436d0}
        method = {<QQmlPropertyRawData> = {{propType = 43, propTypeName = 0x2b <error: Cannot access memory at address 0x2b>}, coreIndex = 51, {notifyIndex = 43968696, arguments = 0x29ee8b8}, {{revision = 0, metaObjectOffset = 4, {{valueTypeFlags = 74, valueTypePropType = 0, valueTypeCoreIndex = 0}, {overrideIndexIsProperty = 0, overrideIndex = 37}}}, {accessors = 0x40000, accessorData = 74}}, flags = 524608}, <No data fields>}
#21 0xb6ba53e8 in call (d=0xaad43680, this=<optimized out>) at jsruntime/qv4object_p.h:270
No locals.
#22 QV4::Runtime::callProperty (context=0xbecc96ac, name=..., callData=...) at jsruntime/qv4runtime.cpp:938
        scope = {engine = 0x1858000, mark = 0xaad436c0}
        baseObject = {ptr = 0xaad436c0}
        o = <optimized out>
#23 0xa852827a in ?? ()
No symbol table info available.
Backtrace stopped: previous frame identical to this frame (corrupt stack?)