#0  0x00007ffff35a8b9f in g_hash_table_lookup_node (hash_return=<synthetic pointer>, 
    key=0x7fffcc06c6e0, hash_table=0x7ffff68d2b70 <gtk_css_node_style_cache_decl_equal>)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/ghash.c:375
        node_hash = <optimized out>
        hash_value = <optimized out>
        have_tombstone = 0
        step = 0
        node_index = <optimized out>
        first_tombstone = 0
#1  g_hash_table_lookup (hash_table=0x7ffff68d2b70 <gtk_css_node_style_cache_decl_equal>, 
    key=0x7fffcc06c6e0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/ghash.c:1147
        node_hash = <optimized out>
        __func__ = "g_hash_table_lookup"
#2  0x00007fffbcc3bca3 in ?? () from /usr/lib/rhythmbox/plugins/grilo/libgrilo.so
No symbol table info available.
#3  0x00007ffff3890fa5 in g_closure_invoke (closure=0x239b390, 
    return_value=return_value@entry=0x0, n_param_values=2, 
    param_values=param_values@entry=0x7fffffffaef0, 
    invocation_hint=invocation_hint@entry=0x7fffffffae70)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:804
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x239b370
        __func__ = "g_closure_invoke"
#4  0x00007ffff38a2fc1 in signal_emit_unlocked_R (node=node@entry=0x23a6ad0, 
    detail=detail@entry=0, instance=instance@entry=0x1fde0b0, 
    emission_return=emission_return@entry=0x0, 
    instance_and_params=instance_and_params@entry=0x7fffffffaef0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3629
        tmp = <optimized out>
        handler = 0x23ef1c0
        accumulator = 0x0
        emission = {next = 0x7fffffffb360, instance = 0x1fde0b0, ihint = {signal_id = 518, 
            detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x23ef1c0
        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 = 518
        max_sequential_handler_number = 31321
        return_value_altered = 0
#5  0x00007ffff38abd5c in g_signal_emit_valist (instance=<optimized out>, 
    signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffb0b0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3385
        instance_and_params = 0x7fffffffaef0
        signal_return_type = <optimized out>
        param_values = 0x7fffffffaf08
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#6  0x00007ffff38ac08f in g_signal_emit (instance=instance@entry=0x1fde0b0, 
    signal_id=<optimized out>, detail=detail@entry=0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#7  0x00007fffbca0f5a3 in grl_registry_unregister_source (registry=0x1fde0b0, 
    source=0x7fffcc06c6e0, error=0x0) at grl-registry.c:976
        id = 0x24f9450 "grl-bookmarks"
        ret = 1
        __func__ = "grl_registry_unregister_source"
#8  0x00007fffbcc3bd83 in ?? () from /usr/lib/rhythmbox/plugins/grilo/libgrilo.so
No symbol table info available.
#9  0x00007ffff3890fa5 in g_closure_invoke (closure=0x230f3d0, 
    return_value=return_value@entry=0x0, n_param_values=2, 
    param_values=param_values@entry=0x7fffffffb3f0, 
    invocation_hint=invocation_hint@entry=0x7fffffffb370)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:804
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x230f3b0
        __func__ = "g_closure_invoke"
#10 0x00007ffff38a2fc1 in signal_emit_unlocked_R (node=node@entry=0x23a56d0, 
    detail=detail@entry=0, instance=instance@entry=0x1fde0b0, 
    emission_return=emission_return@entry=0x0, 
    instance_and_params=instance_and_params@entry=0x7fffffffb3f0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3629
        tmp = <optimized out>
        handler = 0x196a1c0
        accumulator = 0x0
        emission = {next = 0x7fffffffbf40, instance = 0x1fde0b0, ihint = {signal_id = 517, 
            detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x196a1c0
        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 = 517
        max_sequential_handler_number = 31321
        return_value_altered = 0
#11 0x00007ffff38abd5c in g_signal_emit_valist (instance=<optimized out>, 
    signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffb5b0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3385
        instance_and_params = 0x7fffffffb3f0
        signal_return_type = <optimized out>
        param_values = 0x7fffffffb408
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#12 0x00007ffff38ac08f in g_signal_emit (instance=instance@entry=0x1fde0b0, 
    signal_id=<optimized out>, detail=detail@entry=0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#13 0x00007fffbca0f22e in grl_registry_register_source (registry=registry@entry=0x1fde0b0, 
    plugin=plugin@entry=0x1ea6440, source=0x7fffcc06c6e0, error=error@entry=0x0)
    at grl-registry.c:943
        id = 0x22bff80 "\020y\255\001"
        __func__ = "grl_registry_register_source"
#14 0x00007fffbc7fa972 in grl_bookmarks_plugin_init (registry=0x1fde0b0, plugin=0x1ea6440, 
    configs=<optimized out>) at grl-bookmarks.c:136
No locals.
#15 0x00007fffbca0c688 in grl_plugin_load (plugin=plugin@entry=0x1ea6440, configurations=0x0)
    at grl-plugin.c:243
        registry = <optimized out>
        __func__ = "grl_plugin_load"
#16 0x00007fffbca0d5c3 in activate_plugin (registry=0x1fde0b0, plugin=0x1ea6440, error=0x0)
    at grl-registry.c:483
        plugin_configs = <optimized out>
#17 0x00007fffbca0f6ed in grl_registry_activate_all_plugins (registry=0x1fde0b0)
    at grl-registry.c:1149
        plugin = <optimized out>
        all_plugins = 0xa056e0
        l = 0xa93b80
        plugin_activated = 0
#18 0x00007fffbca0fae8 in grl_registry_load_all_plugins (registry=0x1fde0b0, activate=1, 
    error=0x7fffffffb7f8) at grl-registry.c:1319
        plugin_dir = <optimized out>
        loaded_one = <optimized out>
        __func__ = "grl_registry_load_all_plugins"
#19 0x00007fffbcc3c38f in ?? () from /usr/lib/rhythmbox/plugins/grilo/libgrilo.so
No symbol table info available.
#20 0x00007fffe717c060 in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
No symbol table info available.
#21 0x00007fffe717bacb in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
No symbol table info available.
#22 0x00007ffff3ade2a3 in g_callable_info_invoke ()
   from /usr/lib/x86_64-linux-gnu/libgirepository-1.0.so.1
No symbol table info available.
#23 0x00007ffff3adf5da in g_function_info_invoke ()
   from /usr/lib/x86_64-linux-gnu/libgirepository-1.0.so.1
No symbol table info available.
#24 0x00007ffff54b8442 in peas_gi_method_call () from /usr/lib/libpeas-1.0.so.0
No symbol table info available.
#25 0x00007ffff54b63f5 in peas_extension_callv () from /usr/lib/libpeas-1.0.so.0
No symbol table info available.
#26 0x00007ffff54b653c in peas_extension_call_valist () from /usr/lib/libpeas-1.0.so.0
No symbol table info available.
#27 0x00007ffff54b66c9 in peas_extension_call () from /usr/lib/libpeas-1.0.so.0
No symbol table info available.
#28 0x00007ffff3890fa5 in g_closure_invoke (closure=0x13207f0, 
    return_value=return_value@entry=0x0, n_param_values=3, 
    param_values=param_values@entry=0x7fffffffbfd0, 
    invocation_hint=invocation_hint@entry=0x7fffffffbf50)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:804
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x13207d0
        __func__ = "g_closure_invoke"
#29 0x00007ffff38a2fc1 in signal_emit_unlocked_R (node=node@entry=0x131e660, 
    detail=detail@entry=0, instance=instance@entry=0x12f3500, 
    emission_return=emission_return@entry=0x0, 
    instance_and_params=instance_and_params@entry=0x7fffffffbfd0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3629
        tmp = <optimized out>
        handler = 0x130b980
        accumulator = 0x0
        emission = {next = 0x7fffffffc3c0, instance = 0x12f3500, ihint = {signal_id = 500, 
            detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x130b980
        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 = 500
        max_sequential_handler_number = 31319
        return_value_altered = 0
#30 0x00007ffff38abd5c in g_signal_emit_valist (instance=<optimized out>, 
    signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffc1b0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3385
        instance_and_params = 0x7fffffffbfd0
        signal_return_type = <optimized out>
        param_values = 0x7fffffffbfe8
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#31 0x00007ffff38ac08f in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, 
    detail=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#32 0x00007ffff3890fa5 in g_closure_invoke (closure=0x13201f0, 
    return_value=return_value@entry=0x0, n_param_values=2, 
    param_values=param_values@entry=0x7fffffffc450, 
    invocation_hint=invocation_hint@entry=0x7fffffffc3d0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:804
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x13201d0
        __func__ = "g_closure_invoke"
#33 0x00007ffff38a3264 in signal_emit_unlocked_R (node=node@entry=0x13094c0, 
    detail=detail@entry=0, instance=instance@entry=0x130a440, 
    emission_return=emission_return@entry=0x0, 
    instance_and_params=instance_and_params@entry=0x7fffffffc450)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3699
        tmp = <optimized out>
        handler = 0x130b900
        accumulator = 0x0
        emission = {next = 0x7fffffffc8e0, instance = 0x130a440, ihint = {signal_id = 498, 
            detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = <optimized out>
        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 = 498
        max_sequential_handler_number = 31319
        return_value_altered = 1
#34 0x00007ffff38abd5c in g_signal_emit_valist (instance=<optimized out>, 
    signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffffffc610)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3385
        instance_and_params = 0x7fffffffc450
        signal_return_type = <optimized out>
        param_values = 0x7fffffffc468
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#35 0x00007ffff38ac08f in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, 
    detail=<optimized out>) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#36 0x00007ffff54b50bb in peas_engine_load_plugin () from /usr/lib/libpeas-1.0.so.0
No symbol table info available.
#37 0x00007ffff70470e4 in ?? () from /usr/lib/libpeas-gtk-1.0.so.0
No symbol table info available.
#38 0x00007ffff3893a5a in g_cclosure_marshal_VOID__STRINGv (closure=0x2243220, 
    return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, 
    marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x22442c0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gmarshal.c:1794
        cc = 0x2243220
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0xf54c80
        args_copy = <error reading variable args_copy (Attempt to dereference a generic pointer.)>
#39 0x00007ffff38911d4 in _g_closure_invoke_va (closure=closure@entry=0x2243220, 
    return_value=return_value@entry=0x0, instance=instance@entry=0x227d600, 
    args=args@entry=0x7fffffffc9e0, n_params=<optimized out>, param_types=0x22442c0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:867
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x2243200
        __func__ = "_g_closure_invoke_va"
#40 0x00007ffff38ab9a6 in g_signal_emit_valist (instance=0x227d600, signal_id=<optimized out>, 
    detail=0, var_args=var_args@entry=0x7fffffffc9e0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3294
        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 = 0x7fffffffd0a0, instance = 0x227d600, ihint = {signal_id = 516, 
            detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, 
          chain_type = 36180592}
        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>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#41 0x00007ffff38ac08f in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, 
    detail=detail@entry=0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#42 0x00007ffff689e721 in gtk_cell_renderer_toggle_activate (cell=<optimized out>, 
    event=<optimized out>, widget=<optimized out>, path=<optimized out>, 
    background_area=<optimized out>, cell_area=<optimized out>, flags=(unknown: 0))
    at /build/gtk+3.0-3.20.4/./gtk/gtkcellrenderertoggle.c:508
        widget = <optimized out>
        flags = (unknown: 0)
        cell = <optimized out>
        event = <optimized out>
        background_area = <optimized out>
        cell_area = <optimized out>
        path = <optimized out>
        priv = <optimized out>
        celltoggle = <optimized out>
#43 0x00007ffff688bad2 in gtk_cell_area_activate_cell (area=area@entry=0x7fffc011db50, 
    widget=widget@entry=0x21df3e0, renderer=renderer@entry=0x227d600, 
    event=event@entry=0x256fa00, cell_area=cell_area@entry=0x7fffffffcb80, 
    flags=flags@entry=(unknown: 0)) at /build/gtk+3.0-3.20.4/./gtk/gtkcellarea.c:3417
        mode = GTK_CELL_RENDERER_MODE_ACTIVATABLE
        priv = 0x7fffc011db10
        __func__ = "gtk_cell_area_activate_cell"
#44 0x00007ffff688be8e in gtk_cell_area_real_event (area=0x7fffc011db50, 
    context=<optimized out>, widget=0x21df3e0, event=0x256fa00, cell_area=0x7fffffffcc40, 
    flags=(unknown: 0)) at /build/gtk+3.0-3.20.4/./gtk/gtkcellarea.c:1101
        focus_renderer = <optimized out>
        event_x = <optimized out>
        renderer = 0x227d600
        alloc_area = {x = 2, y = 185, width = 28, height = 44}
        event_y = <optimized out>
        retval = <optimized out>
        flags = (unknown: 0)
        widget = 0x21df3e0
        context = <optimized out>
        cell_area = 0x7fffffffcc40
        event = 0x256fa00
        area = 0x7fffc011db50
        priv = <optimized out>
        retval = 0
#45 0x00007ffff6aab98c in gtk_tree_view_multipress_gesture_pressed (gesture=0x20a1d30, 
    n_press=1, x=<optimized out>, y=<optimized out>, tree_view=0x21df3e0)
    at /build/gtk+3.0-3.20.4/./gtk/gtktreeview.c:3307
        cell_editable = 0x0
        flags = 0
        anchor = 0x234edb0
        iter = {stamp = -1133143556, user_data = 0x224d5b0, user_data2 = 0x2285100, 
          user_data3 = 0x0}
        vertical_separator = 2
        horizontal_separator = 4
        widget = 0x21df3e0
        background_area = {x = 0, y = 184, width = 32, height = 46}
        cell_area = {x = 2, y = 185, width = 28, height = 44}
        column = 0x20a1ed0
        sequence = <optimized out>
        modifiers = 0
        event = 0x256fa00
        new_y = <optimized out>
        y_offset = <optimized out>
        bin_x = 17
        bin_y = 204
        path = 0x2321530
        node = 0x7fffcc038e00
        tree = 0x224d260
        depth = 1
        button = 1
        list = <optimized out>
        rtl = <optimized out>
#46 0x00007fffe717c060 in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
No symbol table info available.
#47 0x00007fffe717bacb in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
No symbol table info available.
#48 0x00007ffff3891cf5 in g_cclosure_marshal_generic_va (closure=0x22484f0, return_value=0x0, 
    instance=0x20a1d30, args_list=<optimized out>, marshal_data=0x0, n_params=3, 
    param_types=0x8ee5a0) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:1604
        rtype = 0x7fffe717c450 <ffi_type_void>
        rvalue = 0x7fffffffce60
        n_args = 5
        atypes = 0x7fffffffce20
        args = 0x7fffffffcde0
        storage = 0x7fffffffcdb0
        i = <optimized out>
        cif = {abi = FFI_UNIX64, nargs = 5, arg_types = 0x7fffffffce20, 
          rtype = 0x7fffe717c450 <ffi_type_void>, bytes = 0, flags = 2048}
        cc = 0x22484f0
        enum_tmpval = <optimized out>
        tmpval_used = 0
        args_copy = <error reading variable args_copy (Attempt to dereference a generic pointer.)>
#49 0x00007ffff38911d4 in _g_closure_invoke_va (closure=closure@entry=0x22484f0, 
    return_value=return_value@entry=0x0, instance=instance@entry=0x20a1d30, 
    args=args@entry=0x7fffffffd1a0, n_params=<optimized out>, param_types=0x8ee5a0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:867
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x22484d0
        __func__ = "_g_closure_invoke_va"
#50 0x00007ffff38ab9a6 in g_signal_emit_valist (instance=0x20a1d30, signal_id=<optimized out>, 
    detail=0, var_args=var_args@entry=0x7fffffffd1a0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3294
        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 = 0x7fffffffd450, instance = 0x20a1d30, ihint = {signal_id = 298, 
            detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, 
          chain_type = 9483328}
        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>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#51 0x00007ffff38ac08f in g_signal_emit (instance=instance@entry=0x20a1d30, 
    signal_id=<optimized out>, detail=detail@entry=0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#52 0x00007ffff693334b in gtk_gesture_multi_press_begin (gesture=0x20a1d30, 
    sequence=<optimized out>) at /build/gtk+3.0-3.20.4/./gtk/gtkgesturemultipress.c:241
        multi_press = 0x20a1d30
        n_presses = <optimized out>
        button = 1
        current = 0x0
        event = <optimized out>
        device = <optimized out>
        x = 17
        y = 204
#53 0x00007ffff3893dbe in g_cclosure_marshal_VOID__BOXEDv (closure=0x92a530, 
    return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, 
    marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x953bd0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gmarshal.c:1950
        cc = 0x92a530
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x0
        args_copy = <error reading variable args_copy (Attempt to dereference a generic pointer.)>
#54 0x00007ffff38911d4 in _g_closure_invoke_va (closure=closure@entry=0x92a530, 
    return_value=return_value@entry=0x0, instance=instance@entry=0x20a1d30, 
    args=args@entry=0x7fffffffd550, n_params=<optimized out>, param_types=0x953bd0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:867
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x92a510
        __func__ = "_g_closure_invoke_va"
#55 0x00007ffff38ab9a6 in g_signal_emit_valist (instance=0x20a1d30, signal_id=<optimized out>, 
    detail=0, var_args=var_args@entry=0x7fffffffd550)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3294
        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 = 0x7fffffffd8d0, instance = 0x20a1d30, ihint = {signal_id = 293, 
            detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, 
          chain_type = 9483328}
        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>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#56 0x00007ffff38ac08f in g_signal_emit (instance=instance@entry=0x20a1d30, 
    signal_id=<optimized out>, detail=detail@entry=0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#57 0x00007ffff69302bb in _gtk_gesture_set_recognized (sequence=0x0, recognized=1, 
    gesture=0x20a1d30) at /build/gtk+3.0-3.20.4/./gtk/gtkgesture.c:343
        recognized = 1
        sequence = 0x0
        gesture = 0x20a1d30
#58 _gtk_gesture_check_recognized (gesture=gesture@entry=0x20a1d30, 
    sequence=sequence@entry=0x0) at /build/gtk+3.0-3.20.4/./gtk/gtkgesture.c:389
        has_matching_touchpoints = <optimized out>
#59 0x00007ffff69318bb in gtk_gesture_handle_event (controller=0x20a1d30, event=0x25b5a50)
    at /build/gtk+3.0-3.20.4/./gtk/gtkgesture.c:747
        triggered_recognition = 1
        gesture = 0x20a1d30
        sequence = 0x0
        source_device = <optimized out>
        was_recognized = 0
#60 0x00007ffff6934525 in gtk_gesture_single_handle_event (controller=0x20a1d30, 
    event=0x25b5a50) at /build/gtk+3.0-3.20.4/./gtk/gtkgesturesingle.c:221
        sequence = 0x0
        source_device = <optimized out>
        source = GDK_SOURCE_MOUSE
        button = 1
        i = <optimized out>
        retval = <optimized out>
        test_touchscreen = <optimized out>
#61 0x00007ffff690412b in gtk_event_controller_handle_event (controller=0x20a1d30, 
    event=event@entry=0x25b5a50) at /build/gtk+3.0-3.20.4/./gtk/gtkeventcontroller.c:230
        controller_class = 0x8f72e0
        retval = 0
        __func__ = "gtk_event_controller_handle_event"
#62 0x00007ffff6abb14b in _gtk_widget_run_controllers (widget=0x21df3e0, event=0x25b5a50, 
    phase=GTK_PHASE_BUBBLE) at /build/gtk+3.0-3.20.4/./gtk/gtkwidget.c:7328
        controller_phase = <optimized out>
        next = 0x0
        data = 0x2251410
        handled = 0
        priv = 0x21df300
        l = <optimized out>
#63 0x00007ffff704820d in ?? () from /usr/lib/libpeas-gtk-1.0.so.0
No symbol table info available.
#64 0x00007ffff697a57a in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x82dfd0, 
    return_value=0x7fffffffd900, instance=<optimized out>, args=<optimized out>, 
    marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x84fbe0)
    at /build/gtk+3.0-3.20.4/./gtk/gtkmarshalers.c:131
        cc = 0x82dfd0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x25b5a50
        args_copy = <error reading variable args_copy (Attempt to dereference a generic pointer.)>
        v_return = <optimized out>
        __func__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#65 0x00007ffff38911d4 in _g_closure_invoke_va (closure=closure@entry=0x82dfd0, 
    return_value=return_value@entry=0x7fffffffd900, instance=instance@entry=0x21df3e0, 
    args=args@entry=0x7fffffffd9d0, n_params=<optimized out>, param_types=0x84fbe0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gclosure.c:867
        marshal = <optimized out>
        marshal_data = <optimized out>
        in_marshal = 0
        real_closure = 0x82dfb0
        __func__ = "_g_closure_invoke_va"
#66 0x00007ffff38ab4b8 in g_signal_emit_valist (instance=0x21df3e0, signal_id=<optimized out>, 
    detail=0, var_args=var_args@entry=0x7fffffffd9d0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3294
        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 = 0x831e40
        emission = {next = 0x0, instance = 0x21df3e0, ihint = {signal_id = 96, detail = 0, 
            run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 36113504}
        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>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#67 0x00007ffff38ac08f in g_signal_emit (instance=instance@entry=0x21df3e0, 
    signal_id=<optimized out>, detail=detail@entry=0)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gobject/gsignal.c:3441
        var_args = <error reading variable var_args (Attempt to dereference a generic pointer.)>
#68 0x00007ffff6abd2cc in gtk_widget_event_internal (widget=0x21df3e0, event=0x25b5a50)
    at /build/gtk+3.0-3.20.4/./gtk/gtkwidget.c:7703
        signal_num = <optimized out>
        return_val = 0
        handled = 0
        event = 0x25b5a50
        widget = 0x21df3e0
#69 0x00007ffff697770e in propagate_event_up (topmost=<optimized out>, event=<optimized out>, 
    widget=0x21df3e0) at /build/gtk+3.0-3.20.4/./gtk/gtkmain.c:2555
        tmp = <optimized out>
        handled_event = <optimized out>
#70 propagate_event (widget=<optimized out>, event=0x25b5a50, captured=<optimized out>, 
    topmost=0x0) at /build/gtk+3.0-3.20.4/./gtk/gtkmain.c:2657
        handled_event = 0
#71 0x00007ffff69795fc in gtk_main_do_event (event=0x25b5a50)
    at /build/gtk+3.0-3.20.4/./gtk/gtkmain.c:1878
        event_widget = <optimized out>
        grab_widget = 0x21df3e0
        topmost_widget = <optimized out>
        window_group = 0x1a6b450
        rewritten_event = <optimized out>
        device = 0x82b930
        tmp_list = <optimized out>
        __func__ = "gtk_main_do_event"
#72 0x00007ffff64b06a5 in _gdk_event_emit (event=event@entry=0x25b5a50)
    at /build/gtk+3.0-3.20.4/./gdk/gdkevents.c:73
No locals.
#73 0x00007ffff6502832 in gdk_event_source_dispatch (base=<optimized out>, 
    callback=<optimized out>, data=<optimized out>)
    at /build/gtk+3.0-3.20.4/./gdk/wayland/gdkeventsource.c:89
        source = <optimized out>
        display = <optimized out>
        event = 0x25b5a50
#74 0x00007ffff35ba1a7 in g_main_dispatch (context=0x623730)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3154
        dispatch = 0x7ffff6502810 <gdk_event_source_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x82b740
        current = 0x876220
        i = 0
#75 g_main_context_dispatch (context=context@entry=0x623730)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3769
No locals.
#76 0x00007ffff35ba400 in g_main_context_iterate (context=context@entry=0x623730, 
    block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3840
        max_priority = 2147483647
        timeout = 129
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 9
        fds = 0x2475690
#77 0x00007ffff35ba4ac in g_main_context_iteration (context=context@entry=0x623730, 
    may_block=may_block@entry=1) at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./glib/gmain.c:3901
        retval = <optimized out>
#78 0x00007ffff47d5cdd in g_application_run (application=0x62c180, argc=1, argv=0x7fffffffe058)
    at /build/glib2.0-wnDt2X/glib2.0-2.48.1/./gio/gapplication.c:2381
        arguments = 0x62b2b0
        status = 0
        context = 0x623730
        acquired_context = <optimized out>
        __func__ = "g_application_run"
#79 0x00007ffff7acf515 in rb_application_run () from /usr/lib/librhythmbox-core.so.9
No symbol table info available.
#80 0x0000000000400eba in main ()
No symbol table info available.
