#0  magazine_chain_pop_head (magazine_chunks=0x7fc684ef3660) at /build/buildd/glib2.0-2.37.3/./glib/gslice.c:545
        chunk = 0x4
#1  thread_memory_magazine1_alloc (tmem=<optimized out>, ix=0) at /build/buildd/glib2.0-2.37.3/./glib/gslice.c:848
        mag = 0x7fc684ef3660
#2  g_slice_alloc (mem_size=mem_size@entry=16) at /build/buildd/glib2.0-2.37.3/./glib/gslice.c:1007
        ix = 0
        tmem = 0x4
        chunk_size = 16
        mem = <optimized out>
#3  0x00007fc681de86b6 in g_slist_prepend (list=0x7fc6851c6ac0, data=0x7fc685418270) at /build/buildd/glib2.0-2.37.3/./glib/gslist.c:267
        new_list = 0x7fc684ef3650
#4  0x00007fc6833cca84 in prepend_and_ref_widget (widget=<optimized out>, data=0x7fff20471158) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:700
        slist_p = 0x7fff20471158
#5  0x00007fc6831ee9d0 in gtk_table_forall (container=<optimized out>, include_internals=<optimized out>, callback=0x7fc6833cca70 <prepend_and_ref_widget>, callback_data=0x7fff20471158) at /build/buildd/gtk+3.0-3.8.2/./gtk/deprecated/gtktable.c:1278
        table = <optimized out>
        priv = <optimized out>
        child = <optimized out>
        children = 0x7fc685073280
#6  0x00007fc6833ccdc3 in child_location_foreach (child=0x7fc6850f9570, data=0x7fff204711e0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:756
        tmp = {child = 0x0, container = 0x7fc6850f9570, x = 256, y = 42}
        children = 0x7fc6851c6ac0
        tmp_list = <optimized out>
        child_allocation = {x = 332, y = 77, width = 316, height = 270}
        x = 256
        y = 42
        data = 0x7fff204711e0
        child = 0x7fc6850f9570
        child_loc = 0x7fff204711e0
#7  0x00007fc6833ccddc in child_location_foreach (child=0x7fc6853f3370, data=0x7fff20471250) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc6853f3370, x = 256, y = 42}
        children = 0x7fc685557520
        tmp_list = 0x7fc685557520
        child_allocation = {x = 332, y = 77, width = 316, height = 270}
        x = 256
        y = 42
        data = 0x7fff20471250
        child = 0x7fc6853f3370
        child_loc = 0x7fff20471250
#8  0x00007fc6833ccddc in child_location_foreach (child=0x7fc6850e9840, data=0x7fff204712c0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc6850e9840, x = 332, y = 62}
        children = 0x7fc685572160
        tmp_list = 0x7fc68522c4b0
        child_allocation = {x = 256, y = 57, width = 468, height = 343}
        x = 332
        y = 62
        data = 0x7fff204712c0
        child = 0x7fc6850e9840
        child_loc = 0x7fff204712c0
#9  0x00007fc6833ccddc in child_location_foreach (child=0x7fc6853f3170, data=0x7fff20471330) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc6853f3170, x = 332, y = 62}
        children = 0x7fc6851c6ac0
        tmp_list = 0x7fc6851c6ac0
        child_allocation = {x = 256, y = 57, width = 468, height = 343}
        x = 332
        y = 62
        data = 0x7fff20471330
        child = 0x7fc6853f3170
        child_loc = 0x7fff20471330
#10 0x00007fc6833ccddc in child_location_foreach (child=0x7fc6851aaf00, data=0x7fff204713a0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc6851aaf00, x = 572, y = 62}
        children = 0x7fc6851beac0
        tmp_list = 0x7fc6851beac0
        child_allocation = {x = 16, y = 57, width = 708, height = 343}
        x = 572
        y = 62
        data = 0x7fff204713a0
        child = 0x7fc6851aaf00
        child_loc = 0x7fff204713a0
#11 0x00007fc6833ccddc in child_location_foreach (child=0x7fc6851aae00, data=0x7fff20471410) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc6851aae00, x = 572, y = 62}
        children = 0x7fc68522cbc0
        tmp_list = 0x7fc68522cbc0
        child_allocation = {x = 16, y = 57, width = 708, height = 343}
        x = 572
        y = 62
        data = 0x7fff20471410
        child = 0x7fc6851aae00
        child_loc = 0x7fff20471410
#12 0x00007fc6833ccddc in child_location_foreach (child=0x7fc68508c500, data=0x7fff20471480) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc68508c500, x = 582, y = 72}
        children = 0x7fc6851d5ca0
        tmp_list = 0x7fc6851d5ca0
        child_allocation = {x = 6, y = 47, width = 728, height = 363}
        x = 582
        y = 72
        data = 0x7fff20471480
        child = 0x7fc68508c500
        child_loc = 0x7fff20471480
#13 0x00007fc6833ccddc in child_location_foreach (child=0x7fc685520bb0, data=0x7fff204714f0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc685520bb0, x = 588, y = 78}
        children = 0x7fc6851d5cc0
        tmp_list = 0x7fc6851d5cc0
        child_allocation = {x = 0, y = 41, width = 740, height = 375}
        x = 588
        y = 78
        data = 0x7fff204714f0
        child = 0x7fc685520bb0
        child_loc = 0x7fff204714f0
#14 0x00007fc6833ccddc in child_location_foreach (child=0x7fc6850e91c0, data=0x7fff20471560) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc6850e91c0, x = 588, y = 78}
        children = 0x7fc685572140
        tmp_list = 0x7fc685572140
        child_allocation = {x = 0, y = 41, width = 740, height = 375}
        x = 588
        y = 78
        data = 0x7fff20471560
        child = 0x7fc6850e91c0
        child_loc = 0x7fff20471560
#15 0x00007fc6833ccddc in child_location_foreach (child=0x7fc674006800, data=0x7fff204715e0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:761
        tmp = {child = 0x0, container = 0x7fc674006800, x = 588, y = 119}
        children = 0x7fc685215330
        tmp_list = 0x7fc685215330
        child_allocation = {x = 0, y = 0, width = 740, height = 416}
        x = 588
        y = 119
        data = 0x7fff204715e0
        child = 0x7fc674006800
        child_loc = 0x7fff204715e0
#16 0x00007fc6833cd8c5 in _gtk_widget_find_at_coords (window=<optimized out>, window_x=<optimized out>, window_y=<optimized out>, widget_x=widget_x@entry=0x7fff20471660, widget_y=widget_y@entry=0x7fff20471664) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:887
        container = 0x7fc684f46410
        event_widget = 0x7fc684f46410
        child_loc = {child = 0x0, container = 0x7fc684f46410, x = 588, y = 119}
        __PRETTY_FUNCTION__ = "_gtk_widget_find_at_coords"
#17 0x00007fc6833ce681 in find_topmost_widget_coords_from_event (y=0x7fff2047165c, x=0x7fff20471658, event=0x7fc6855b84a0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:930
        allocation = {x = 1, y = 32710, width = -2064358384, height = 32710}
        tx = -2057599840
        dx = 588
        tmp = <optimized out>
        ty = 32710
        dy = 119
#18 _gtk_tooltip_handle_event (event=event@entry=0x7fc6855b84a0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtktooltip.c:1619
        x = -2057449056
        y = 32710
        return_value = 0
        has_tooltip_widget = 0x0
        display = <optimized out>
        current_tooltip = <optimized out>
#19 0x00007fc6832eee48 in gtk_main_do_event (event=0x7fc6855b84a0) at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkmain.c:1764
        event_widget = <optimized out>
        grab_widget = 0x7fc684f46410
        topmost_widget = <optimized out>
        window_group = <optimized out>
        rewritten_event = <optimized out>
        device = <optimized out>
        tmp_list = <optimized out>
        __PRETTY_FUNCTION__ = "gtk_main_do_event"
#20 0x00007fc682f1dc72 in gdk_event_source_dispatch (source=source@entry=0x7fc684f5a750, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkeventsource.c:364
        display = <optimized out>
        event = 0x7fc6855b84a0
#21 0x00007fc681dcc0a6 in g_main_dispatch (context=0x7fc684f29190) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3058
        dispatch = 0x7fc682f1dc50 <gdk_event_source_dispatch>
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = 0x0
        cb_data = 0x0
        need_destroy = <optimized out>
        current_source_link = {data = 0x7fc684f5a750, next = 0x0}
        source = 0x7fc684f5a750
        current = 0x7fc684f69250
        i = 0
#22 g_main_context_dispatch (context=context@entry=0x7fc684f29190) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3634
No locals.
#23 0x00007fc681dcc3f8 in g_main_context_iterate (context=context@entry=0x7fc684f29190, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3705
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 4
        fds = 0x7fc685371550
#24 0x00007fc681dcc49c in g_main_context_iteration (context=0x7fc684f29190, context@entry=0x0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3766
        retval = <optimized out>
#25 0x00007fc682374a1c in g_application_run (application=0x7fc6851aa400, argc=argc@entry=2, argv=argv@entry=0x7fff204719c8) at /build/buildd/glib2.0-2.37.3/./gio/gapplication.c:1635
        arguments = 0x7fc685344b00
        status = 0
        i = <optimized out>
        __PRETTY_FUNCTION__ = "g_application_run"
#26 0x00007fc683c6a25a in main (argc=2, argv=0x7fff204719c8) at control-center.c:263
        shell = <optimized out>
        application = 0x7fc6851aa400
        status = <optimized out>