#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 93913445872351, 93913445872540, 93913445872240, 93913445872540, 0, 0, 292784520097262592, 0, 139932751481888, 2064, 139932751481888, 2048, 93913426525584, 93913446402760, 139932748013334}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007f44a1b7af5d in __GI_abort () at abort.c:90
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x1, sa_sigaction = 0x1}, sa_mask = {__val = {292784520097262592, 93909459927040, 93913426525584, 108, 139932756950240, 140721893571280, 139931922488736, 93913446402760, 139932748026878, 93913426525584, 0, 0, 292784520097262592, 139931922487871, 292784520097262592, 139932754577246}}, sa_flags = -328368752, sa_restorer = 0x6c}
        sigs = {__val = {32, 0 <repeats 15 times>}}
        __cnt = <optimized out>
        __set = <optimized out>
        __cnt = <optimized out>
        __set = <optimized out>
#2  0x00007f44a21b281d in g_assertion_message (domain=domain@entry=0x0, file=file@entry=0x7f4470885a3f "gstv4l2deviceprovider.c", line=line@entry=425, func=func@entry=0x7f4470885da0 <__func__.25326> "gst_v4l2_device_provider_start", message=message@entry=0x5569ed006f30 "assertion failed: (self->context == NULL)") at ../../../../glib/gtestutils.c:2436
        lstr = "425\000\374\177\000\000\000l!D\370-\020\004\220{1\231\000\000\000\000)Z\210pD\177\000"
        s = 0x5569ec6d7d90 "\200\353\240\355iU"
#3  0x00007f44a21b28aa in g_assertion_message_expr (domain=domain@entry=0x0, file=file@entry=0x7f4470885a3f "gstv4l2deviceprovider.c", line=line@entry=425, func=func@entry=0x7f4470885da0 <__func__.25326> "gst_v4l2_device_provider_start", expr=expr@entry=0x7f4470885a29 "self->context == NULL") at ../../../../glib/gtestutils.c:2459
        s = 0x5569ed006f30 "assertion failed: (self->context == NULL)"
#4  0x00007f447086463e in gst_v4l2_device_provider_start (provider=0x5569ec86c0e0) at gstv4l2deviceprovider.c:425
        self = 0x5569ec86c0e0
        provider = 0x5569ec86c0e0
        self = <optimized out>
        _g_boolean_var_ = <optimized out>
        self = 0x5569ec86c0e0
        _g_boolean_var_ = <optimized out>
#5  0x00007f449927548a in gst_device_provider_start (provider=provider@entry=0x5569ec86c0e0) at gstdeviceprovider.c:429
        klass = 0x5569ec86e7a0
        ret = 0
        __func__ = "gst_device_provider_start"
#6  0x00007f449927441d in gst_device_monitor_start (monitor=0x5569ed9ccab0) at gstdevicemonitor.c:506
        provider = 0x5569ec86c0e0
        cookie = <optimized out>
        i = <optimized out>
        pending = 0x5569ecc4d220
        started = 0x0
        removed = 0x0
        __func__ = "gst_device_monitor_start"
        __PRETTY_FUNCTION__ = "gst_device_monitor_start"
#7  0x00007f44a2489775 in g_type_create_instance (type=<optimized out>) at ../../../../gobject/gtype.c:1866
        node = <optimized out>
        instance = 0x5569edd9aae0
        class = 0x5569ec810e30
        allocated = <optimized out>
        private_size = <optimized out>
        ivar_size = <optimized out>
        i = <optimized out>
#8  0x00007f44a246a5e8 in g_object_new_internal (class=class@entry=0x5569ec810e30, params=params@entry=0x0, n_params=n_params@entry=0) at ../../../../gobject/gobject.c:1797
        nqueue = 0x0
        object = <optimized out>
        __func__ = "g_object_new_internal"
#9  0x00007f44a246bd85 in g_object_new_with_properties (object_type=93913427643456, n_properties=0, names=names@entry=0x0, values=values@entry=0x0) at ../../../../gobject/gobject.c:1965
        class = 0x5569ec810e30
        unref_class = 0x0
        object = <optimized out>
        __func__ = "g_object_new_with_properties"
#10 0x00007f44a246c801 in g_object_new (object_type=<optimized out>, first_property_name=first_property_name@entry=0x0) at ../../../../gobject/gobject.c:1637
        object = <optimized out>
        var_args = {{gp_offset = 0, fp_offset = 0, overflow_arg_area = 0x5569ede756d0, reg_save_area = 0x0}}
#11 0x00007f44a698dc79 in cheese_camera_device_monitor_new () at libcheese/cheese-camera-device-monitor.c:304
No locals.
#12 0x00005569ea9af0a8 in setup_photo_popup (um=0x5569ecf43a00) at um-photo-dialog.c:478
        none_item_shown = <optimized out>
        menu = 0x5569ed5df9c0
        menuitem = <optimized out>
        x = <optimized out>
        dirs = 0x5569eb755a30
        image = <optimized out>
        y = <optimized out>
        i = <optimized out>
        dir = <optimized out>
        face = <optimized out>
        added_faces = <optimized out>
        menu = <optimized out>
        menuitem = <optimized out>
        image = <optimized out>
        x = <optimized out>
        y = <optimized out>
        dirs = <optimized out>
        i = <optimized out>
        dir = <optimized out>
        face = <optimized out>
        none_item_shown = <optimized out>
        added_faces = <optimized out>
        path = <optimized out>
        filename = <optimized out>
#13 um_photo_dialog_new (button=0x5569ebc59810) at um-photo-dialog.c:576
        um = 0x5569ecf43a00
#14 0x00005569ea9986f8 in cc_user_panel_init (self=0x5569ed6b94d0) at um-user-panel.c:1489
        d = 0x5569ed6b9300
        error = 0x0
        type = 93913426422480
        button = <optimized out>
        provider = <optimized out>
#15 0x00007f44a2489775 in g_type_create_instance (type=<optimized out>) at ../../../../gobject/gtype.c:1866
        node = <optimized out>
        instance = 0x5569ed6b94d0
        class = 0x5569ec8f3170
        allocated = <optimized out>
        private_size = <optimized out>
        ivar_size = <optimized out>
        i = <optimized out>
#16 0x00007f44a246a5e8 in g_object_new_internal (class=class@entry=0x5569ec8f3170, params=params@entry=0x7ffc5e7a82d0, n_params=n_params@entry=2) at ../../../../gobject/gobject.c:1797
        nqueue = 0x0
        object = <optimized out>
        __func__ = "g_object_new_internal"
#17 0x00007f44a246c460 in g_object_new_valist (object_type=93913425897392, first_property_name=first_property_name@entry=0x5569eaa177c0 "shell", var_args=var_args@entry=0x7ffc5e7a8420) at ../../../../gobject/gobject.c:2120
        stack_params = {{pspec = 0x5569ebc5d2e0, value = 0x7ffc5e7a8210}, {pspec = 0x5569eb7062c0, value = 0x7ffc5e7a81e0}, {pspec = 0x3, value = 0x7f44a248d850 <g_value_unset+48>}, {pspec = 0x5569ebc533a0, value = 0x7ffc5e7a8340}, {pspec = 0x5569ebc533a0, value = 0x7f44a3e5b372 <gtk_tree_model_get_valist+498>}, {pspec = 0x0, value = 0x0}, {pspec = 0x7ffc5e7a82c0, value = 0x7ffc5e7a8540}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x7f44a247fc6b <g_signal_emit_valist+555>}, {pspec = 0x7ffc5e7a8538, value = 0x0}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x0}, {pspec = 0x0, value = 0x4102df844216c00}, {pspec = 0x1, value = 0x5569ebc533a0}, {pspec = 0x7ffc5e7a8540, value = 0x7ffc5e7a8540}}
        params = 0x7ffc5e7a82d0
        name = <optimized out>
        n_params = 2
        class = 0x5569ec8f3170
        unref_class = 0x0
        object = <optimized out>
        __func__ = "g_object_new_valist"
#18 0x00007f44a246c7d9 in g_object_new (object_type=<optimized out>, first_property_name=first_property_name@entry=0x5569eaa177c0 "shell") at ../../../../gobject/gobject.c:1640
        object = <optimized out>
        var_args = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8500, reg_save_area = 0x7ffc5e7a8440}}
#19 0x00005569ea914959 in cc_panel_loader_load_by_name (shell=<optimized out>, name=name@entry=0x5569ed5f88b0 "user-accounts", parameters=parameters@entry=0x0) at cc-panel-loader.c:243
        get_type = <optimized out>
        __func__ = "cc_panel_loader_load_by_name"
#20 0x00005569ea919120 in activate_panel (gicon=0x5569ebcc32a0, name=0x5569ec7c21b0 "\332\251\330\247\330\261\330\250\330\261\331\207\330\247", parameters=0x0, id=0x5569ed5f88b0 "user-accounts", self=0x5569ebb84500) at cc-window.c:130
        box = <optimized out>
        title_widget = <optimized out>
        icon_name = <optimized out>
        box = <optimized out>
        title_widget = <optimized out>
        icon_name = <optimized out>
#21 cc_window_set_active_panel_from_id (shell=0x5569ebb84500, start_id=0x5569ed5f88b0 "user-accounts", parameters=0x0, err=<optimized out>) at cc-window.c:432
        iter = {stamp = -209561565, user_data = 0x5569ebcc32d0, user_data2 = 0x0, user_data3 = 0x0}
        iter_valid = <optimized out>
        name = 0x5569ec7c21b0 "\332\251\330\247\330\261\330\250\330\261\331\207\330\247"
        gicon = 0x5569ebcc32a0
        self = <optimized out>
        old_panel = <optimized out>
#22 0x00007f44a2467b61 in g_cclosure_marshal_VOID__STRINGv (closure=0x5569ebc75eb0, return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x5569ebc6cd10) at ../../../../gobject/gmarshal.c:1794
        cc = 0x5569ebc75eb0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x5569ed5f88b0
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8910, reg_save_area = 0x7ffc5e7a8850}}
#23 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569ebc75eb0, return_value=0x0, instance=0x5569ebc702a0, args=0x7ffc5e7a8830, n_params=1, param_types=0x5569ebc6cd10) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f44a2467ae0 <g_cclosure_marshal_VOID__STRINGv>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x5569ebc75e90
        __func__ = "_g_closure_invoke_va"
#24 0x00007f44a248079f in g_signal_emit_valist (instance=0x5569ebc702a0, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffc5e7a8830) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7ffc5e7a8a70, instance = 0x5569ebc702a0, ihint = {signal_id = 335, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93913415591568}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        hlist = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        node = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#25 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc702a0, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8910, reg_save_area = 0x7ffc5e7a8850}}
#26 0x00005569ea917a8d in row_activated_cb (listbox=0x5569ebc60870, row=0x5569ebd9e2d0, self=0x5569ebc702a0) at cc-panel-list.c:505
        data = <optimized out>
#27 0x00007f44a2464f9d in g_closure_invoke (closure=0x5569ebc7c7d0, return_value=0x0, n_param_values=2, param_values=0x7ffc5e7a8b00, invocation_hint=0x7ffc5e7a8a80) at ../../../../gobject/gclosure.c:804
        marshal = 0x7f44a2468070 <g_cclosure_marshal_VOID__OBJECT>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x5569ebc7c7b0
        __func__ = "g_closure_invoke"
#28 0x00007f44a2477cde in signal_emit_unlocked_R (node=node@entry=0x5569ebc5dc70, detail=detail@entry=0, instance=instance@entry=0x5569ebc60870, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffc5e7a8b00) at ../../../../gobject/gsignal.c:3635
        tmp = <optimized out>
        handler = 0x5569ebc7c980
        accumulator = 0x0
        emission = {next = 0x7ffc5e7a91f0, instance = 0x5569ebc60870, ihint = {signal_id = 340, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = <optimized out>
        hlist = <optimized out>
        handler_list = 0x5569ebc7c980
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 340
        max_sequential_handler_number = 240933
        return_value_altered = 0
#29 0x00007f44a24804b5 in g_signal_emit_valist (instance=0x5569ebc60870, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7ffc5e7a8cd0) at ../../../../gobject/gsignal.c:3391
        instance_and_params = 0x7ffc5e7a8b00
        signal_return_type = 4
        param_values = 0x7ffc5e7a8b18
        node = <optimized out>
        i = <optimized out>
        n_params = 1
        __func__ = "g_signal_emit_valist"
#30 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc60870, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a8db0, reg_save_area = 0x7ffc5e7a8cf0}}
#31 0x00007f44a3d40b91 in gtk_list_box_activate (row=<optimized out>, box=0x5569ebc60870) at ../../../../gtk/gtklistbox.c:1777
        row = <optimized out>
        box = 0x5569ebc60870
#32 gtk_list_box_select_and_activate_full (box=box@entry=0x5569ebc60870, row=<optimized out>, grab_focus=grab_focus@entry=1) at ../../../../gtk/gtklistbox.c:1791
No locals.
#33 0x00007f44a3d40c70 in gtk_list_box_select_and_activate_full (grab_focus=1, row=<optimized out>, box=0x5569ebc60870) at ../../../../gtk/gtklistbox.c:1787
No locals.
#34 gtk_list_box_multipress_gesture_released (gesture=0x5569ebc201f0, n_press=1, x=<optimized out>, y=<optimized out>, box=0x5569ebc60870) at ../../../../gtk/gtklistbox.c:1987
        focus_on_click = 1
        priv = <optimized out>
#35 0x00007f4490efedae in ffi_call_unix64 () at ../src/x86/unix64.S:76
No locals.
#36 0x00007f4490efe71f in ffi_call (cif=cif@entry=0x7ffc5e7a9050, fn=fn@entry=0x7f44a3d40ba0 <gtk_list_box_multipress_gesture_released>, rvalue=<optimized out>, avalue=avalue@entry=0x7ffc5e7a8f20) at ../src/x86/ffi64.c:525
        classes = {X86_64_INTEGER_CLASS, 32764, 1585090640, 32764}
        stack = <optimized out>
        argp = <optimized out>
        arg_types = <optimized out>
        gprcount = 3
        ssecount = <optimized out>
        ngpr = 1
        nsse = 0
        i = <optimized out>
        avn = <optimized out>
        ret_in_memory = <optimized out>
        reg_args = <optimized out>
#37 0x00007f44a2465b8d in g_cclosure_marshal_generic_va (closure=0x5569ebc64270, return_value=0x0, instance=<optimized out>, args_list=<optimized out>, marshal_data=<optimized out>, n_params=3, param_types=0x5569ebb79380) at ../../../../gobject/gclosure.c:1604
        rtype = 0x7f4490eff1a0 <ffi_type_void>
        rvalue = 0x7ffc5e7a8fa0
        n_args = 5
        atypes = 0x7ffc5e7a8f60
        args = 0x7ffc5e7a8f20
        storage = 0x7ffc5e7a8ef0
        i = <optimized out>
        cif = {abi = FFI_UNIX64, nargs = 5, arg_types = 0x7ffc5e7a8f60, rtype = 0x7f4490eff1a0 <ffi_type_void>, bytes = 0, flags = 2048}
        cc = 0x5569ebc64270
        enum_tmpval = <optimized out>
        tmpval_used = 0
        args_copy = {{gp_offset = 32, fp_offset = 80, overflow_arg_area = 0x7ffc5e7a93d0, reg_save_area = 0x7ffc5e7a9310}}
#38 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569ebc64270, return_value=0x0, instance=0x5569ebc201f0, args=0x7ffc5e7a92f0, n_params=3, param_types=0x5569ebb79380) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f44a2465900 <g_cclosure_marshal_generic_va>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x5569ebc64250
        __func__ = "_g_closure_invoke_va"
#39 0x00007f44a248079f in g_signal_emit_valist (instance=0x5569ebc201f0, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffc5e7a92f0) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7ffc5e7a9590, instance = 0x5569ebc201f0, ihint = {signal_id = 269, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93913414536352}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        hlist = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        node = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#40 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc201f0, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a93d0, reg_save_area = 0x7ffc5e7a9310}}
#41 0x00007f44a3cffce1 in gtk_gesture_multi_press_end (gesture=0x5569ebc201f0, sequence=<optimized out>) at ../../../../gtk/gtkgesturemultipress.c:282
        multi_press = 0x5569ebc201f0
        priv = <optimized out>
        current = <optimized out>
        x = 177
        y = 114
#42 0x00007f44a2467ea8 in g_cclosure_marshal_VOID__BOXEDv (closure=0x5569ebb78df0, return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x5569ebb78e20) at ../../../../gobject/gmarshal.c:1950
        cc = 0x5569ebb78df0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x0
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9770, reg_save_area = 0x7ffc5e7a96b0}}
#43 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569ebb78df0, return_value=0x0, instance=0x5569ebc201f0, args=0x7ffc5e7a9690, n_params=1, param_types=0x5569ebb78e20) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f44a2463430 <g_type_class_meta_marshalv>
        marshal_data = 0x108
        in_marshal = 0
        real_closure = 0x5569ebb78dd0
        __func__ = "_g_closure_invoke_va"
#44 0x00007f44a248079f in g_signal_emit_valist (instance=0x5569ebc201f0, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffc5e7a9690) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7ffc5e7a9a00, instance = 0x5569ebc201f0, ihint = {signal_id = 264, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 93913414536352}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        hlist = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        node = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#45 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc201f0, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9770, reg_save_area = 0x7ffc5e7a96b0}}
#46 0x00007f44a3cfcf5e in _gtk_gesture_set_recognized (sequence=0x0, recognized=0, gesture=0x5569ebc201f0) at ../../../../gtk/gtkgesture.c:345
        priv = <optimized out>
        priv = <optimized out>
#47 _gtk_gesture_check_recognized (gesture=gesture@entry=0x5569ebc201f0, sequence=sequence@entry=0x0) at ../../../../gtk/gtkgesture.c:386
        priv = <optimized out>
        has_matching_touchpoints = <optimized out>
#48 0x00007f44a3cfe54b in gtk_gesture_handle_event (controller=0x5569ebc201f0, event=0x5569ebd2d1e0) at ../../../../gtk/gtkgesture.c:777
        gesture = 0x5569ebc201f0
        was_recognized = 1
        sequence = 0x0
        priv = <optimized out>
        source_device = <optimized out>
        controller = 0x5569ebc201f0
        gesture = <optimized out>
        was_recognized = <optimized out>
        triggered_recognition = <optimized out>
        data = <optimized out>
        event = 0x5569ebd2d1e0
        sequence = <optimized out>
        priv = <optimized out>
        source_device = <optimized out>
        gesture = 0x5569ebc201f0
        sequence = <optimized out>
        priv = <optimized out>
        source_device = <optimized out>
        was_recognized = <optimized out>
        triggered_recognition = <optimized out>
        data = <optimized out>
#49 0x00007f44a3d0124e in gtk_gesture_single_handle_event (controller=0x5569ebc201f0, event=0x5569ebd2d1e0) at ../../../../gtk/gtkgesturesingle.c:222
        sequence = <optimized out>
        priv = <optimized out>
        source_device = <optimized out>
        source = GDK_SOURCE_TRACKPOINT
        button = <optimized out>
        i = <optimized out>
        retval = <optimized out>
        test_touchscreen = <optimized out>
#50 0x00007f44a3cce601 in gtk_event_controller_handle_event (controller=0x5569ebc201f0, event=event@entry=0x5569ebd2d1e0) at ../../../../gtk/gtkeventcontroller.c:230
        controller_class = 0x5569ebb704d0
        retval = 0
        __func__ = "gtk_event_controller_handle_event"
#51 0x00007f44a3e9241b in _gtk_widget_run_controllers (widget=0x5569ebc60870, event=0x5569ebd2d1e0, phase=GTK_PHASE_BUBBLE) at ../../../../gtk/gtkwidget.c:7367
        controller_phase = <optimized out>
        next = 0x0
        data = 0x5569ebc640b0
        handled = 0
        priv = 0x5569ebc60780
        l = <optimized out>
#52 0x00007f44a3d49637 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x5569eb71dce0, return_value=0x7ffc5e7a9a30, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x5569eb71dd10) at ../../../../gtk/gtkmarshalers.c:128
        cc = 0x5569eb71dce0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        v_return = <optimized out>
        arg0 = 0x5569ebd2d1e0
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9be0, reg_save_area = 0x7ffc5e7a9b20}}
        __func__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#53 0x00007f44a24651d6 in _g_closure_invoke_va (closure=0x5569eb71dce0, return_value=0x7ffc5e7a9a30, instance=0x5569ebc60870, args=0x7ffc5e7a9b00, n_params=1, param_types=0x5569eb71dd10) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f44a2463430 <g_type_class_meta_marshalv>
        marshal_data = 0x188
        in_marshal = 0
        real_closure = 0x5569eb71dcc0
        __func__ = "_g_closure_invoke_va"
#54 0x00007f44a248016d in g_signal_emit_valist (instance=0x5569ebc60870, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffc5e7a9b00) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x5569eb71dfa0
        emission = {next = 0x0, instance = 0x5569ebc60870, ihint = {signal_id = 61, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 93913414606688}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 20
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        hlist = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        node = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#55 0x00007f44a2480ecf in g_signal_emit (instance=instance@entry=0x5569ebc60870, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffc5e7a9be0, reg_save_area = 0x7ffc5e7a9b20}}
#56 0x00007f44a3e946d4 in gtk_widget_event_internal (widget=widget@entry=0x5569ebc60870, event=event@entry=0x5569ebd2d1e0) at ../../../../gtk/gtkwidget.c:7732
        signal_num = <optimized out>
        return_val = <optimized out>
        handled = 0
        __func__ = "gtk_widget_event_internal"
#57 0x00007f44a3e9680a in gtk_widget_event (widget=widget@entry=0x5569ebc60870, event=event@entry=0x5569ebd2d1e0) at ../../../../gtk/gtkwidget.c:7302
        __func__ = "gtk_widget_event"
#58 0x00007f44a3d464ce in propagate_event_up (topmost=<optimized out>, event=<optimized out>, widget=0x5569ebc60870) at ../../../../gtk/gtkmain.c:2588
        tmp = <optimized out>
        handled_event = <optimized out>
        handled_event = <optimized out>
        tmp = <optimized out>
#59 propagate_event (widget=<optimized out>, event=0x5569ebd2d1e0, captured=<optimized out>, topmost=0x0) at ../../../../gtk/gtkmain.c:2690
        handled_event = 0
        propagate_func = <optimized out>
#60 0x00007f44a3d48648 in gtk_main_do_event (event=<optimized out>) at ../../../../gtk/gtkmain.c:1911
        window_group = <optimized out>
        device = <optimized out>
        tmp_list = <optimized out>
        event_widget = <optimized out>
        grab_widget = <optimized out>
        rewritten_event = <optimized out>
        tmp_list = <optimized out>
        __inst = <optimized out>
        window = <optimized out>
        __inst = <optimized out>
        __inst = <optimized out>
        window = <optimized out>
        __inst = <optimized out>
        event_widget = <optimized out>
        __t = <optimized out>
        __t = <optimized out>
        __t = <optimized out>
        __t = <optimized out>
        window_group = <optimized out>
        device = <optimized out>
        event = 0x5569ebd2d1e0
        topmost_widget = <optimized out>
        __r = <optimized out>
        __r = <optimized out>
        __r = <optimized out>
        mnemonics_visible = <optimized out>
        __r = <optimized out>
        event_widget = <optimized out>
        window_group = <optimized out>
        device = <optimized out>
        tmp_list = <optimized out>
        __inst = <optimized out>
        __t = <optimized out>
        __r = <optimized out>
        window = <optimized out>
        __inst = <optimized out>
        __t = <optimized out>
        __r = <optimized out>
        __inst = <optimized out>
        __t = <optimized out>
        __r = <optimized out>
        mnemonics_visible = <optimized out>
        window = <optimized out>
        __inst = <optimized out>
        __t = <optimized out>
        __r = <optimized out>
#61 0x00007f44a38469a5 in _gdk_event_emit (event=event@entry=0x5569ebd2d1e0) at ../../../../gdk/gdkevents.c:73
No locals.
#62 0x00007f44a3878172 in gdk_event_source_dispatch (source=source@entry=0x5569eb712190, callback=<optimized out>, user_data=<optimized out>) at ../../../../../gdk/x11/gdkeventsource.c:367
        display = <optimized out>
        event = 0x5569ebd2d1e0
#63 0x00007f44a218bfb7 in g_main_dispatch (context=0x5569eb712280) at ../../../../glib/gmain.c:3148
        dispatch = 0x7f44a3878150 <gdk_event_source_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = 0x0
        need_destroy = <optimized out>
        source = 0x5569eb712190
        current = 0x5569eb753c20
        i = 0
        current = <optimized out>
        i = <optimized out>
        source = <optimized out>
        _g_boolean_var_ = <optimized out>
        was_in_call = <optimized out>
        user_data = <optimized out>
        callback = <optimized out>
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        dispatch = <optimized out>
        prev_source = <optimized out>
        _g_boolean_var_ = <optimized out>
#64 g_main_context_dispatch (context=context@entry=0x5569eb712280) at ../../../../glib/gmain.c:3813
No locals.
#65 0x00007f44a218c1f0 in g_main_context_iterate (context=context@entry=0x5569eb712280, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3886
        max_priority = 2147483647
        timeout = 399
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 13
        fds = 0x5569ec731520
#66 0x00007f44a218c27c in g_main_context_iteration (context=context@entry=0x5569eb712280, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3947
        retval = <optimized out>
#67 0x00007f44a2749c4d in g_application_run (application=0x5569eb714f10, argc=<optimized out>, argv=<optimized out>) at ../../../../gio/gapplication.c:2401
        arguments = 0x5569eb79f760
        status = 0
        context = 0x5569eb712280
        acquired_context = <optimized out>
        __func__ = "g_application_run"
#68 0x00005569ea9118b1 in main (argc=<optimized out>, argv=<optimized out>) at main.c:57
        application = 0x5569eb714f10
        status = <optimized out>