#0  __GI_raise (sig=<optimized out>) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 0, 15074931011723859968, 93842977215584, 93843088929504}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x000055598552552a in dump_gjs_stack_on_signal_handler ()
No symbol table info available.
#2  <signal handler called>
No locals.
#3  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 93843112546320, 3432, 140591320484593, 140591321893024, 140591321892512, 140591321896096, 1, 93843103424912, 0, 140591323291448, 140591320475144, 140591321896096, 15074931011723859968, 140591323291448, 140591321892744}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#4  0x00007fddf7b06899 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x7fffb7939258, sa_sigaction = 0x7fffb7939258}, sa_mask = {__val = {140591334564867, 93840740450352, 140733193388032, 0, 145, 93843103424912, 140591334770994, 140591334793439, 140589999849472, 93843103424912, 0, 0, 15074931011723859968, 140591323291374, 140591335284192, 93843103424912}}, sa_flags = 146, sa_restorer = 0x7fffb79392c0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#5  0x00007fddf8887b63 in g_assertion_message.cold () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6305.0
No symbol table info available.
#6  0x00007fddf88e4aef in g_assertion_message_expr () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6305.0
No symbol table info available.
#7  0x00007fddf7daa98a in meta_group_new (x11_display=x11_display@entry=0x555986798b00, group_leader=<optimized out>) at ../src/x11/group.c:75
        group = 0x55598faf1570
        initial_props = {93843082850848, 140591322729041, 93843082853536}
        i = <optimized out>
        __func__ = "meta_group_new"
        xcb_conn = 0x555986754c80
        e = 0x0
        attrs = 0x55598c49f8c0
        events = {4194304}
        _g_boolean_var_ = <optimized out>
        _g_boolean_var_ = <optimized out>
#8  0x00007fddf7daac85 in meta_window_compute_group (window=window@entry=0x55598b9e3ca0) at ../src/x11/group.c:180
        group = <optimized out>
        ancestor = <optimized out>
        x11_display = 0x555986798b00
#9  0x00007fddf7daace6 in meta_window_group_leader_changed (window=window@entry=0x55598b9e3ca0) at ../src/x11/group.c:221
No locals.
#10 0x00007fddf7d9e62f in meta_window_set_transient_for (window=0x55598b9e3ca0, parent=<optimized out>) at ../src/core/window.c:8059
        timestamp = <optimized out>
#11 0x00007fddf7db87a4 in reload_prop_value (hooks=<optimized out>, hooks=<optimized out>, initial=1, value=0x55599023be20, window=0x55598b9e3ca0) at ../src/x11/window-props.c:205
No locals.
#12 meta_window_load_initial_properties (window=0x55598b9e3ca0) at ../src/x11/window-props.c:169
        hooks = <optimized out>
        i = 16
        j = 16
        values = 0x55599023bba0
        n_properties = 31
        x11_display = 0x555986798b00
#13 0x00007fddf7dbc895 in meta_window_x11_manage (window=0x55598b9e3ca0) at ../src/x11/window-x11.c:524
        display = 0x555986740010
        window_x11 = <optimized out>
        priv = 0x55598b9e3c40
#14 0x00007fddf7d9d594 in meta_window_manage (window=0x55598b9e3ca0) at ../src/core/window.c:1205
No locals.
#15 _meta_window_shared_new (display=display@entry=0x555986740010, client_type=client_type@entry=META_WINDOW_CLIENT_TYPE_X11, surface=surface@entry=0x0, xwindow=xwindow@entry=180360403, existing_wm_state=existing_wm_state@entry=0, effect=effect@entry=META_COMP_EFFECT_CREATE, attrs=<optimized out>) at ../src/core/window.c:1205
        workspace_manager = <optimized out>
        window = 0x55598b9e3ca0
        __func__ = "_meta_window_shared_new"
#16 0x00007fddf7dbd3c4 in meta_window_x11_new (display=display@entry=0x555986740010, xwindow=180360403, must_be_viewable=must_be_viewable@entry=0, effect=effect@entry=META_COMP_EFFECT_CREATE) at ../src/x11/window-x11.c:3629
        x11_display = 0x555986798b00
        attrs = {x = 0, y = 0, width = 564, height = 126, border_width = 0, depth = 24, visual = 0x55598675f0f8, root = 456, class = 1, bit_gravity = 1, win_gravity = 1, backing_store = 0, backing_planes = 4294967295, backing_pixel = 0, save_under = 0, colormap = 180355074, map_installed = 0, map_state = 0, all_event_masks = 4947968, your_event_mask = 0, do_not_propagate_mask = 0, override_redirect = 0, screen = 0x55598675ed10}
        existing_wm_state = 0
        window = 0x0
        event_mask = <optimized out>
        window_x11 = <optimized out>
        priv = <optimized out>
#17 0x00007fddf7da9851 in handle_other_xevent (x11_display=x11_display@entry=0x555986798b00, event=event@entry=0x7fffb7939900) at ../src/x11/events.c:1407
        display = 0x555986740010
        workspace_manager = 0x555986749180
        modified = <optimized out>
        window = <optimized out>
        property_for_window = <optimized out>
        frame_was_receiver = <optimized out>
        bypass_gtk = 0
#18 0x00007fddf7daa0cb in meta_x11_display_handle_xevent (event=0x7fffb7939900, x11_display=0x555986798b00) at ../src/x11/events.c:1867
        input_event = <optimized out>
        display = 0x555986740010
        backend = <optimized out>
        modified = 180360403
        bypass_compositor = 0
        bypass_gtk = 0
        cursor_tracker = <optimized out>
        display = <optimized out>
        backend = <optimized out>
        modified = <optimized out>
        bypass_compositor = <optimized out>
        bypass_gtk = <optimized out>
        input_event = <optimized out>
        cursor_tracker = <optimized out>
        compositor_x11 = <optimized out>
        window = <optimized out>
#19 xevent_filter (xevent=0x7fffb7939900, event=<optimized out>, data=0x555986798b00) at ../src/x11/events.c:1909
        x11_display = 0x555986798b00
#20 0x00007fddf79bbf6f in gdk_event_apply_filters () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.9
No symbol table info available.
#21 0x00007fddf79bc29b in _gdk_x11_display_queue_events () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.9
No symbol table info available.
#22 0x00007fddf7984094 in gdk_display_get_event () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.9
No symbol table info available.
#23 0x00007fddf79bc006 in gdk_event_source_dispatch () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.9
No symbol table info available.
#24 0x00007fddf88bbf4d in g_main_context_dispatch () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6305.0
No symbol table info available.
#25 0x00007fddf88bc1d0 in g_main_context_iterate.isra () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6305.0
No symbol table info available.
#26 0x00007fddf88bc4c3 in g_main_loop_run () from /tmp/apport_sandbox_0vh0z4sh/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6305.0
No symbol table info available.
#27 0x00007fddf7d86970 in meta_run () at ../src/core/main.c:676
No locals.
#28 0x0000555985524d85 in main ()
No symbol table info available.