#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
        set = {__val = {0, 4294967296, 4294967296, 4294967296, 4294967296, 0, 4294967296, 4294967296, 4294967296, 4294967296, 4294967296, 4294967296, 0, 0, 4294967296, 4294967296}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007fa0d6c57801 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x40, sa_sigaction = 0x40}, sa_mask = {__val = {4530058761320700928, 0, 94522931596560, 0, 94522933851264, 94522933851264, 94522922721680, 94522934113936, 140328892457675, 23391448982, 94522933851264, 94522922686560, 94522922721680, 140327922965536, 140728728966432, 140728728966720}}, sa_flags = -169454304, sa_restorer = 0x1000}
        sigs = {__val = {32, 0 <repeats 15 times>}}
        __cnt = <optimized out>
        __set = <optimized out>
        __cnt = <optimized out>
        __set = <optimized out>
#2  0x00007fa0d6ca0897 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7fa0d6dcdb9a "%s\n") at ../sysdeps/posix/libc_fatal.c:181
        ap = {{gp_offset = 24, fp_offset = 32765, overflow_arg_area = 0x7ffdf5e65650, reg_save_area = 0x7ffdf5e655e0}}
        fd = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
        written = <optimized out>
        on_2 = <optimized out>
        next = <optimized out>
        str = <optimized out>
        len = <optimized out>
        newp = <optimized out>
        iov = <optimized out>
        total = <optimized out>
        cnt = <optimized out>
        buf = <optimized out>
        wp = <optimized out>
        old = <optimized out>
        cnt = <optimized out>
        result = <optimized out>
#3  0x00007fa0d6ca790a in malloc_printerr (str=str@entry=0x7fa0d6dcbc9d "corrupted size vs. prev_size") at malloc.c:5350
No locals.
#4  0x00007fa0d6cacacf in _int_realloc (av=av@entry=0x7fa0d7002c40 <main_arena>, oldp=oldp@entry=0x55f7d56c5400, oldsize=oldsize@entry=912, nb=nb@entry=928) at malloc.c:4564
        newp = 0x55f7d56c5400
        newsize = <optimized out>
        newmem = <optimized out>
        next = 0x55f7d56c5790
        remainder = <optimized out>
        remainder_size = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        copysize = <optimized out>
        ncopies = <optimized out>
        s = <optimized out>
        d = <optimized out>
        __PRETTY_FUNCTION__ = "_int_realloc"
        nextsize = <optimized out>
#5  0x00007fa0d6caff9b in __GI___libc_realloc (oldmem=0x55f7d56c5410, bytes=bytes@entry=912) at malloc.c:3230
        ar_ptr = 0x7fa0d7002c40 <main_arena>
        nb = 928
        newp = <optimized out>
        hook = <optimized out>
        oldp = 0x55f7d56c5400
        oldsize = 912
        __x = <optimized out>
        newmem = <optimized out>
        newmem = <optimized out>
        ignore1 = <optimized out>
        ignore2 = <optimized out>
        ignore3 = <optimized out>
        ignore = <optimized out>
#6  0x00007fa0de483910 in g_realloc (mem=<optimized out>, n_bytes=n_bytes@entry=912) at ../../../../glib/gmem.c:164
        newmem = <optimized out>
        _g_boolean_var_ = <optimized out>
#7  0x00007fa0de76101b in g_object_weak_ref (object=0x55f7d5380b10, notify=0x7fa0de4b29a0 <g_nullify_pointer>, data=0x55f7d5409a50) at ../../../../gobject/gobject.c:2823
        wstack = <optimized out>
        i = 55
        __func__ = "g_object_weak_ref"
#8  0x00007fa0de76120d in g_object_add_weak_pointer (object=<optimized out>, weak_pointer_location=<optimized out>) at ../../../../gobject/gobject.c:2903
        __func__ = "g_object_add_weak_pointer"
#9  0x00007fa0dd89f0d1 in gdk_window_queue (new_item=0x55f7d5409a50, window=0x55f7d5380b10) at ../../../../../gdk/x11/gdkgeometry-x11.c:211
        display_x11 = 0x55f7d53700e0
        display_x11 = <optimized out>
        serial = <optimized out>
        tmp_list = <optimized out>
        item = <optimized out>
        next = <optimized out>
        tmp_list = <optimized out>
        item = <optimized out>
        next = <optimized out>
#10 _gdk_x11_window_queue_antiexpose (window=0x55f7d5380b10, area=<optimized out>) at ../../../../../gdk/x11/gdkgeometry-x11.c:224
        item = 0x55f7d5409a50
#11 0x00007fa0dd87ec19 in gdk_window_process_updates_internal (window=0x55f7d5380b10) at ../../../../gdk/gdkwindow.c:3996
        expose_region = 0x55f7d5c39a00
        impl_class = 0x55f7d5381000
        toplevel = <optimized out>
        display = <optimized out>
        __func__ = "gdk_window_process_updates_internal"
#12 0x00007fa0dd87ee20 in gdk_window_process_updates_with_mode (window=<optimized out>, recurse_mode=<optimized out>) at ../../../../gdk/gdkwindow.c:4192
        impl_window = 0x55f7d5380b10
        list = 0x55f7d5537340
        i = <optimized out>
        __func__ = "gdk_window_process_updates_with_mode"
#13 0x00007fa0de757f6d in g_closure_invoke (closure=0x55f7d5daa720, return_value=0x0, n_param_values=1, param_values=0x7ffdf5e65a80, invocation_hint=0x7ffdf5e65a00) at ../../../../gobject/gclosure.c:804
        marshal = 0x7fa0de759e60 <g_cclosure_marshal_VOID__VOID>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x55f7d5daa700
        __func__ = "g_closure_invoke"
#14 0x00007fa0de76ad3e in signal_emit_unlocked_R (node=node@entry=0x55f7d5387d60, detail=detail@entry=0, instance=instance@entry=0x55f7d57fe700, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7ffdf5e65a80) at ../../../../gobject/gsignal.c:3635
        tmp = <optimized out>
        handler = 0x55f7d5d28f00
        accumulator = 0x0
        emission = {next = 0x0, instance = 0x55f7d57fe700, ihint = {signal_id = 32, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = <optimized out>
        hlist = <optimized out>
        handler_list = 0x55f7d5d28f00
        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 = 32
        max_sequential_handler_number = 67267
        return_value_altered = 0
#15 0x00007fa0de7733f5 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7ffdf5e65c40) at ../../../../gobject/gsignal.c:3391
        instance_and_params = 0x7ffdf5e65a80
        signal_return_type = <optimized out>
        param_values = 0x7ffdf5e65a98
        node = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#16 0x00007fa0de773e0f in g_signal_emit (instance=instance@entry=0x55f7d57fe700, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7ffdf5e65d20, reg_save_area = 0x7ffdf5e65c60}}
#17 0x00007fa0dd8765af in _gdk_frame_clock_emit_paint (frame_clock=frame_clock@entry=0x55f7d57fe700) at ../../../../gdk/gdkframeclock.c:640
No locals.
#18 0x00007fa0dd876d09 in gdk_frame_clock_paint_idle (data=0x55f7d57fe700) at ../../../../gdk/gdkframeclockidle.c:459
        clock = 0x55f7d57fe700
        clock_idle = 0x55f7d57fe700
        priv = 0x55f7d57fe620
        skip_to_resume_events = 0
        timings = 0x55f7d5c56a40
        __func__ = "gdk_frame_clock_paint_idle"
#19 0x00007fa0dd8622c0 in gdk_threads_dispatch (data=0x55f7d55436e0, data@entry=<error reading variable: value has been optimized out>) at ../../../../gdk/gdk.c:743
        dispatch = 0x55f7d55436e0
        ret = 0
#20 0x00007fa0de47eb73 in g_timeout_dispatch (source=source@entry=0x55f7d5e84ad0, callback=<optimized out>, user_data=<optimized out>) at ../../../../glib/gmain.c:4650
        timeout_source = 0x55f7d5e84ad0
        again = <optimized out>
#21 0x00007fa0de47e0f5 in g_main_dispatch (context=0x55f7d538fc70) at ../../../../glib/gmain.c:3177
        dispatch = 0x7fa0de47eb60 <g_timeout_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x55f7d55436e0
        callback = 0x7fa0dd8622a0 <gdk_threads_dispatch>
        cb_funcs = 0x7fa0de746280 <g_source_callback_funcs>
        cb_data = 0x55f7d5fce770
        need_destroy = <optimized out>
        source = 0x55f7d5e84ad0
        current = 0x55f7d53c76a0
        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>
#22 g_main_context_dispatch (context=context@entry=0x55f7d538fc70) at ../../../../glib/gmain.c:3830
No locals.
#23 0x00007fa0de47e4c0 in g_main_context_iterate (context=context@entry=0x55f7d538fc70, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3903
        max_priority = 120
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 3
        fds = 0x55f7d5aa6b90
#24 0x00007fa0de47e54c in g_main_context_iteration (context=context@entry=0x55f7d538fc70, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3964
        retval = <optimized out>
#25 0x00007fa0dea3ed0d in g_application_run (application=0x55f7d57fe3d0, argc=<optimized out>, argv=<optimized out>) at ../../../../gio/gapplication.c:2470
        arguments = 0x55f7d59bb330
        status = 0
        context = 0x55f7d538fc70
        acquired_context = <optimized out>
        __func__ = "g_application_run"
#26 0x000055f7d3596b91 in main (argc=<optimized out>, argv=<optimized out>) at ../shell/main.c:57
        application = 0x55f7d57fe3d0