.
Thread 3 (Thread 0x7fd1234fc700 (LWP 4014)):
#0  0x00007fd125c1c96f in __GI___poll (fds=0x55ff73d21750, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fd12621d1ae in g_main_context_iterate.isra () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#2  0x00007fd12621d533 in g_main_loop_run () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#3  0x00007fd1257b5dca in gdbus_shared_thread_func (user_data=0x55ff73d15a70) at ../../../gio/gdbusprivate.c:279
        data = 0x55ff73d15a70
#4  0x00007fd126246931 in g_thread_proxy () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#5  0x00007fd125d02609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140536217323264, -8120110453754258827, 140735536444798, 140735536444799, 140735536444944, 140536217320576, 8137393266720676469, 8137398905272310389}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fd125c29103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 2 (Thread 0x7fd123cfd700 (LWP 4013)):
#0  0x00007fd125c1c96f in __GI___poll (fds=0x55ff73d0f0d0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
#1  0x00007fd12621d1ae in g_main_context_iterate.isra () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#2  0x00007fd12621d2e3 in g_main_context_iteration () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#3  0x00007fd12621d331 in glib_worker_main () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#4  0x00007fd126246931 in g_thread_proxy () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#5  0x00007fd125d02609 in start_thread (arg=<optimized out>) at pthread_create.c:477
        ret = <optimized out>
        pd = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140536225715968, -8120110453754258827, 140735536444366, 140735536444367, 140735536444512, 140536225713280, 8137394362474207861, 8137398905272310389}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
#6  0x00007fd125c29103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 1 (Thread 0x7fd124d01f00 (LWP 4012)):
#0  0x00007fd1262230d5 in _g_log_abort () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#1  0x00007fd126225abc in g_log_writer_default () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#2  0x00007fd126223d17 in g_log_structured_array () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#3  0x00007fd126224744 in g_log_structured_standard () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#4  0x00007fd12659ccda in _gdk_x11_display_error_event () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#5  0x00007fd1265a9d03 in gdk_x_error () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#6  0x00007fd125eb30db in _XError (dpy=dpy@entry=0x55ff73c7edc0, rep=rep@entry=0x55ff73d27ee0) at ../../src/XlibInt.c:1491
        rtn_val = <optimized out>
        event = {type = 0, xany = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947}, xkey = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, root = 94555647512816, subwindow = 140735536447624, time = 6493, x = -1951907472, y = 32767, x_root = -1951907664, y_root = 32767, state = 2343059600, keycode = 32767, same_screen = 1942491376}, xbutton = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, root = 94555647512816, subwindow = 140735536447624, time = 6493, x = -1951907472, y = 32767, x_root = -1951907664, y_root = 32767, state = 2343059600, button = 32767, same_screen = 1942491376}, xmotion = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, root = 94555647512816, subwindow = 140735536447624, time = 6493, x = -1951907472, y = 32767, x_root = -1951907664, y_root = 32767, state = 2343059600, is_hint = -1 '\377', same_screen = 1942491376}, xcrossing = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, root = 94555647512816, subwindow = 140735536447624, time = 6493, x = -1951907472, y = 32767, x_root = -1951907664, y_root = 32767, mode = -1951907696, detail = 32767, same_screen = 1942491376, focus = 22015, state = 2343059592}, xfocus = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, mode = 1942491376, detail = 22015}, xexpose = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, x = 1942491376, y = 22015, width = -1951907704, height = 32767, count = 6493}, xgraphicsexpose = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, drawable = 140735525650947, x = 1942491376, y = 22015, width = -1951907704, height = 32767, count = 6493, major_code = 0, minor_code = -1951907472}, xnoexpose = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, drawable = 140735525650947, major_code = 1942491376, minor_code = 22015}, xvisibility = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, state = 1942491376}, xcreatewindow = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, parent = 140735525650947, window = 94555647512816, x = -1951907704, y = 32767, width = 6493, height = 0, border_width = -1951907472, override_redirect = 32767}, xdestroywindow = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816}, xunmap = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816, from_configure = -1951907704}, xmap = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816, override_redirect = -1951907704}, xmaprequest = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, parent = 140735525650947, window = 94555647512816}, xreparent = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816, parent = 140735536447624, x = 6493, y = 0, override_redirect = -1951907472}, xconfigure = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816, x = -1951907704, y = 32767, width = 6493, height = 0, border_width = -1951907472, above = 140735536447664, override_redirect = -1951907696}, xgravity = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816, x = -1951907704, y = 32767}, xresizerequest = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, width = 1942491376, height = 22015}, xconfigurerequest = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, parent = 140735525650947, window = 94555647512816, x = -1951907704, y = 32767, width = 6493, height = 0, border_width = -1951907472, above = 140735536447664, detail = -1951907696, value_mask = 94555647512816}, xcirculate = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, event = 140735525650947, window = 94555647512816, place = -1951907704}, xcirculaterequest = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, parent = 140735525650947, window = 94555647512816, place = -1951907704}, xproperty = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, atom = 94555647512816, time = 140735536447624, state = 6493}, xselectionclear = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, selection = 94555647512816, time = 140735536447624}, xselectionrequest = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, owner = 140735525650947, requestor = 94555647512816, selection = 140735536447624, target = 6493, property = 140735536447856, time = 140735536447664}, xselection = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, requestor = 140735525650947, selection = 94555647512816, target = 140735536447624, property = 6493, time = 140735536447856}, xcolormap = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, colormap = 94555647512816, new = -1951907704, state = 32767}, xclient = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, message_type = 94555647512816, format = -1951907704, data = {b = "]\031\000\000\000\000\000\000pA\250\213\377\177\000\000\260@\250\213", s = {6493, 0, 0, 0, 16752, -29784, 32767, 0, 16560, -29784}, l = {6493, 140735536447856, 140735536447664, 140735536447632, 94555647512816}}}, xmapping = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, request = 1942491376, first_keycode = 22015, count = -1951907704}, xerror = {type = 0, display = 0x55ff73c7edc0, resourceid = 52430555, serial = 6489, error_code = 3 '\003', request_code = 130 '\202', minor_code = 3 '\003'}, xkeymap = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, window = 140735525650947, key_vector = "\360\020\310s\377U\000\000\210@\250\213\377\177\000\000]\031\000\000\000\000\000\000pA\250\213\377\177\000"}, xgeneric = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, extension = -1962704381, evtype = 32767}, xcookie = {type = 0, serial = 94555647503808, send_event = 52430555, display = 0x1959, extension = -1962704381, evtype = 32767, cookie = 1942491376, data = 0x7fff8ba84088}, pad = {140733193388032, 94555647503808, 52430555, 6489, 140735525650947, 94555647512816, 140735536447624, 6493, 140735536447856, 140735536447664, 140735536447632, 94555647512816, 140735536447624, 140536254919993, 6493, 140536254920309, 0, 94555651477408, 6493, 140735536447664, 0, 140735536447760, 0, 0}}
        async = <optimized out>
        next = <optimized out>
#7  0x00007fd125eafe47 in handle_error (dpy=0x55ff73c7edc0, err=0x55ff73d27ee0, in_XReply=<optimized out>) at ../../src/xcb_io.c:199
        ext = <optimized out>
        ret_code = 22015
#8  0x00007fd125eafee5 in handle_response (dpy=dpy@entry=0x55ff73c7edc0, response=0x55ff73d27ee0, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:324
        async = <optimized out>
        next = <optimized out>
#9  0x00007fd125eb0e6d in _XReply (dpy=dpy@entry=0x55ff73c7edc0, rep=rep@entry=0x7fff8ba841c0, extra=extra@entry=0, discard=discard@entry=1) at ../../src/xcb_io.c:634
        event = <optimized out>
        req = <optimized out>
        response = 0x55ff74048fa0
        error = 0x0
        c = <optimized out>
        reply = <optimized out>
        current = 0x55ff73e34a50
        dpy_request = <optimized out>
        __PRETTY_FUNCTION__ = "_XReply"
#10 0x00007fd125eac641 in XSync (dpy=0x55ff73c7edc0, discard=0) at ../../src/Sync.c:44
        rep = {type = 32 ' ', revertTo = 172 '\254', sequenceNumber = 29665, length = 22015, focus = 1946554368, pad1 = 22015, pad2 = 1944022528, pad3 = 22015, pad4 = 335265, pad5 = 0}
        req = <optimized out>
#11 0x00007fd12659be17 in gdk_x11_display_error_trap_pop_internal () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#12 0x000055ff72e7c150 in clientSetFocus (screen_info=screen_info@entry=0x55ff73df6e00, c=c@entry=0x55ff7403b100, timestamp=335265, flags=flags@entry=14) at focus.c:594
        c2 = 0x55ff74061000
#13 0x000055ff72e7c61d in clientPassFocus (screen_info=0x55ff73df6e00, c=<optimized out>, exclude_list=0x55ff73e18ce0) at focus.c:382
        display_info = 0x55ff73e1bcc0
        top_most = <optimized out>
        new_focus = 0x55ff7403b100
        current_focus = <optimized out>
        dr = 94555632947043
        window = 94555650300416
        mask = 32767
        rx = 1946554368
        ry = 22015
        wx = 1942725584
        wy = 22015
        look_in_layer = <optimized out>
#14 0x000055ff72e78f2d in handleUnmapNotify (ev=<optimized out>, display_info=<optimized out>) at events.c:1306
        status = <optimized out>
        screen_info = <optimized out>
        list_of_windows = <optimized out>
        c = <optimized out>
        status = <optimized out>
        screen_info = <optimized out>
        list_of_windows = <optimized out>
        c = <optimized out>
#15 handleEvent (event=<optimized out>, display_info=0x55ff73e1bcc0) at events.c:2256
        status = EVENT_FILTER_STOP
        status = <optimized out>
#16 xfwm4_event_filter (event=0x55ff73f29a00, data=0x55ff73e1bcc0) at events.c:2340
        status = <optimized out>
        display_info = 0x55ff73e1bcc0
#17 0x000055ff72e77810 in eventXfwmFilter (gdk_xevent=<optimized out>, gevent=<optimized out>, data=<optimized out>) at event_filter.c:175
        filterelt_next = 0x55ff73fec6a0
        event = 0x55ff73f29a00
        loop = EVENT_FILTER_REMOVE
        setup = <optimized out>
        filterelt = <optimized out>
        __func__ = "eventXfwmFilter"
#18 0x00007fd1265a404f in gdk_event_apply_filters () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#19 0x00007fd1265a443a in _gdk_x11_display_queue_events () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#20 0x00007fd12656c0f4 in gdk_display_get_event () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#21 0x00007fd1265a40e6 in gdk_event_source_dispatch () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libgdk-3.so.0.2404.10
No symbol table info available.
#22 0x00007fd12621cfbd in g_main_context_dispatch () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#23 0x00007fd12621d240 in g_main_context_iterate.isra () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#24 0x00007fd12621d533 in g_main_loop_run () from /tmp/apport_sandbox_8q90ktvs/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.6400.1
No symbol table info available.
#25 0x00007fd12688723d in gtk_main () at ../../../../gtk/gtkmain.c:1325
        loop = 0x55ff73f1d830
#26 0x000055ff72e662ce in main (argc=<optimized out>, argv=<optimized out>) at main.c:795
        version = 0
        replace_wm = 1
        status = <optimized out>
        context = <optimized out>
        error = 0x0
        option_entries = {{long_name = 0x55ff72ea47a9 "daemon", short_name = 0 '\000', flags = 8, arg = G_OPTION_ARG_CALLBACK, arg_data = 0x55ff72e83f60 <daemon_callback>, description = 0x55ff72ea4398 "Fork to the background (not supported)", arg_description = 0x0}, {long_name = 0x55ff72ea47b0 "compositor", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_CALLBACK, arg_data = 0x55ff72e84400 <compositor_callback>, description = 0x55ff72ea47bb "Set the compositor mode", arg_description = 0x55ff72ea47d3 "on|off|auto"}, {long_name = 0x55ff72ea47df "vblank", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_CALLBACK, arg_data = 0x55ff72e84510 <vblank_callback>, description = 0x55ff72ea47e6 "Set the vblank mode", arg_description = 0x55ff72ea47fa "off|xpresent|glx"}, {long_name = 0x55ff72ea480b "replace", short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff8ba84674, description = 0x55ff72ea43c0 "Replace the existing window manager", arg_description = 0x0}, {long_name = 0x55ff72ea4813 "version", short_name = 86 'V', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff8ba84670, description = 0x55ff72ea43e8 "Print version information and exit", arg_description = 0x0}, {long_name = 0x0, short_name = 0 '\000', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x0, description = 0x0, arg_description = 0x0}}