.
Thread 6 (LWP 3460):
#0  0x00007eff192943cd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007eff197d4394 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7efeec0008c0, timeout=-1, context=0x22297e0) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3999
        poll_func = 0x7eff197e3030 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x22297e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3700
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7efeec0008c0
#3  0x00007eff197d449c in g_main_context_iteration (context=0x22297e0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3766
        retval = <optimized out>
#4  0x00007eff197d44e9 in glib_worker_main (data=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:5457
No locals.
#5  0x00007eff197f8c25 in g_thread_proxy (data=0x2096540) at /build/buildd/glib2.0-2.37.3/./glib/gthread.c:798
        thread = 0x2096540
#6  0x00007eff19576f8e in start_thread (arg=0x7eff0b7fe700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7eff0b7fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139633874691840, -950385149448287014, 0, 34616096, 140735999964080, 17, 1094826893669305562, 1094866273591495898}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007eff192a0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 5 (LWP 3398):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
No locals.
#1  0x00007eff19814115 in g_cond_wait_until (cond=cond@entry=0x20d6a68, mutex=mutex@entry=0x20d6a60, end_time=end_time@entry=149394661) at /build/buildd/glib2.0-2.37.3/./glib/gthread-posix.c:868
        ts = {tv_sec = 149, tv_nsec = 394661000}
        status = <optimized out>
#2  0x00007eff197aaad1 in g_async_queue_pop_intern_unlocked (queue=0x20d6a60, wait=wait@entry=1, end_time=149394661) at /build/buildd/glib2.0-2.37.3/./glib/gasyncqueue.c:424
        retval = <optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007eff197ab098 in g_async_queue_timeout_pop_unlocked (queue=<optimized out>, timeout=timeout@entry=500000) at /build/buildd/glib2.0-2.37.3/./glib/gasyncqueue.c:572
        end_time = <optimized out>
#4  0x00007eff197f95b8 in g_thread_pool_wait_for_new_task (pool=0x20d6b50) at /build/buildd/glib2.0-2.37.3/./glib/gthreadpool.c:264
        task = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gthreadpool.c:298
        task = 0x2165500
        pool = 0x20d6b50
#6  0x00007eff197f8c25 in g_thread_proxy (data=0x213dca0) at /build/buildd/glib2.0-2.37.3/./glib/gthread.c:798
        thread = 0x213dca0
#7  0x00007eff19576f8e in start_thread (arg=0x7eff094c2700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7eff094c2700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139633837745920, -950385149448287014, 0, 33527616, 140735999964464, 18, 1094831169309248730, 1094866273591495898}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007eff192a0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 4 (LWP 3287):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
No locals.
#1  0x00007eff19814115 in g_cond_wait_until (cond=cond@entry=0x20d6a68, mutex=mutex@entry=0x20d6a60, end_time=end_time@entry=149394685) at /build/buildd/glib2.0-2.37.3/./glib/gthread-posix.c:868
        ts = {tv_sec = 149, tv_nsec = 394685000}
        status = <optimized out>
#2  0x00007eff197aaad1 in g_async_queue_pop_intern_unlocked (queue=0x20d6a60, wait=wait@entry=1, end_time=149394685) at /build/buildd/glib2.0-2.37.3/./glib/gasyncqueue.c:424
        retval = <optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007eff197ab098 in g_async_queue_timeout_pop_unlocked (queue=<optimized out>, timeout=timeout@entry=500000) at /build/buildd/glib2.0-2.37.3/./glib/gasyncqueue.c:572
        end_time = <optimized out>
#4  0x00007eff197f95b8 in g_thread_pool_wait_for_new_task (pool=0x20d6b50) at /build/buildd/glib2.0-2.37.3/./glib/gthreadpool.c:264
        task = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gthreadpool.c:298
        task = 0x21655d0
        pool = 0x20d6b50
#6  0x00007eff197f8c25 in g_thread_proxy (data=0x213df20) at /build/buildd/glib2.0-2.37.3/./glib/gthread.c:798
        thread = 0x213df20
#7  0x00007eff19576f8e in start_thread (arg=0x7eff08cc1700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7eff08cc1700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139633829353216, -950385149448287014, 0, 139634134220896, 140735999964032, 4096, 1094827871311236314, 1094866273591495898}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#8  0x00007eff192a0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 3 (LWP 3266):
#0  0x00007eff192943cd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007eff197d4394 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7eff040010c0, timeout=25000, context=0x20ca170) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3999
        poll_func = 0x7eff197e3030 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x20ca170, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3700
        max_priority = 2147483647
        timeout = 25000
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7eff040010c0
#3  0x00007eff197d449c in g_main_context_iteration (context=0x20ca170, may_block=1) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3766
        retval = <optimized out>
#4  0x00007eff10298a1d in ?? () from /tmp/apport_sandbox_kVyydj/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#5  0x00007eff197f8c25 in g_thread_proxy (data=0x20956d0) at /build/buildd/glib2.0-2.37.3/./glib/gthread.c:798
        thread = 0x20956d0
#6  0x00007eff19576f8e in start_thread (arg=0x7eff0bfff700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7eff0bfff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139633883084544, -950385149448287014, 0, 139634134220896, 140735999962688, 4096, 1094825793620806874, 1094866273591495898}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007eff192a0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 2 (LWP 3247):
#0  0x00007eff192943cd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007eff197d4394 in g_main_context_poll (priority=2147483647, n_fds=5, fds=0x7eff0c003bc0, timeout=-1, context=0x20268d0) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3999
        poll_func = 0x7eff197e3030 <g_poll>
#2  g_main_context_iterate (context=0x20268d0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3700
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = 5
        fds = 0x7eff0c003bc0
#3  0x00007eff197d47fa in g_main_loop_run (loop=0x201b1c0) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3899
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007eff19daf646 in gdbus_shared_thread_func (user_data=0x20268a0) at /build/buildd/glib2.0-2.37.3/./gio/gdbusprivate.c:278
        data = 0x20268a0
#5  0x00007eff197f8c25 in g_thread_proxy (data=0x1fdd4f0) at /build/buildd/glib2.0-2.37.3/./glib/gthread.c:798
        thread = 0x1fdd4f0
#6  0x00007eff19576f8e in start_thread (arg=0x7eff10ea3700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7eff10ea3700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139633965545216, -950385149448287014, 0, 139634134220896, 140735999962192, 4096, 1094845754481315034, 1094866273591495898}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007eff192a0e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 1 (LWP 3232):
#0  0x00007eff197db179 in g_logv (log_domain=0x7eff18515c66 "Gdk", log_level=G_LOG_LEVEL_ERROR, format=<optimized out>, args=args@entry=0x7fffa748f078) at /build/buildd/glib2.0-2.37.3/./glib/gmessages.c:989
        domain = 0x0
        data = 0x0
        depth = 1
        log_func = 0x403ab0 <gsd_log_default_handler>
        domain_fatal_mask = <optimized out>
        masquerade_fatal = 0
        test_level = <optimized out>
        was_fatal = <optimized out>
        was_recursion = <optimized out>
        msg = 0x2364c60 "The program 'gnome-settings-daemon' received an X Window System error.\nThis probably reflects a bug in the program.\nThe error was 'BadWindow (invalid Window parameter)'.\n  (Details: serial 962 error_c"...
        msg_alloc = 0x2364c60 "The program 'gnome-settings-daemon' received an X Window System error.\nThis probably reflects a bug in the program.\nThe error was 'BadWindow (invalid Window parameter)'.\n  (Details: serial 962 error_c"...
        i = 2
#1  0x00007eff197db2c2 in g_log (log_domain=log_domain@entry=0x7eff18515c66 "Gdk", log_level=log_level@entry=G_LOG_LEVEL_ERROR, format=format@entry=0x7eff18521928 "%s") at /build/buildd/glib2.0-2.37.3/./glib/gmessages.c:1025
        args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffa748f150, reg_save_area = 0x7fffa748f090}}
#2  0x00007eff184f4920 in _gdk_x11_display_error_event (display=display@entry=0x1ff6030, error=error@entry=0x7fffa748f210) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkdisplay-x11.c:2556
        buf = "BadWindow (invalid Window parameter)", '\000' <repeats 27 times>
        msg = <optimized out>
        display_x11 = 0x1ff6030
        tmp_list = <optimized out>
        ignore = 0
#3  0x00007eff184ff2d1 in gdk_x_error (xdisplay=0x1fe8c30, error=0x7fffa748f210) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkmain-x11.c:303
        error_display = 0x1ff6030
        manager = <optimized out>
        displays = 0x0
        error = 0x7fffa748f210
        xdisplay = 0x1fe8c30
#4  0x00007eff18a8bb9b in _XError (dpy=dpy@entry=0x1fe8c30, rep=rep@entry=0x236e270) at ../../src/XlibInt.c:1581
        rtn_val = <optimized out>
        event = {type = 0, xany = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715}, xkey = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, root = 139634044155884, subwindow = 33463936, time = 33463936, x = 963, y = 0, x_root = -1488391504, y_root = 32767, state = 2806575992, keycode = 32767, same_screen = 362396881}, xbutton = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, root = 139634044155884, subwindow = 33463936, time = 33463936, x = 963, y = 0, x_root = -1488391504, y_root = 32767, state = 2806575992, button = 32767, same_screen = 362396881}, xmotion = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, root = 139634044155884, subwindow = 33463936, time = 33463936, x = 963, y = 0, x_root = -1488391504, y_root = 32767, state = 2806575992, is_hint = -1 '\377', same_screen = 362396881}, xcrossing = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, root = 139634044155884, subwindow = 33463936, time = 33463936, x = 963, y = 0, x_root = -1488391504, y_root = 32767, mode = -1488391304, detail = 32767, same_screen = 362396881, focus = 32511, state = 0}, xfocus = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, mode = 362395628, detail = 32511}, xexpose = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, x = 362395628, y = 32511, width = 33463936, height = 0, count = 33463936}, xgraphicsexpose = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, drawable = 140735995187715, x = 362395628, y = 32511, width = 33463936, height = 0, count = 33463936, major_code = 0, minor_code = 963}, xnoexpose = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, drawable = 140735995187715, major_code = 362395628, minor_code = 32511}, xvisibility = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, state = 362395628}, xcreatewindow = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, parent = 140735995187715, window = 139634044155884, x = 33463936, y = 0, width = 33463936, height = 0, border_width = 963, override_redirect = 0}, xdestroywindow = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884}, xunmap = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884, from_configure = 33463936}, xmap = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884, override_redirect = 33463936}, xmaprequest = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, parent = 140735995187715, window = 139634044155884}, xreparent = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884, parent = 33463936, x = 33463936, y = 0, override_redirect = 963}, xconfigure = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884, x = 33463936, y = 0, width = 33463936, height = 0, border_width = 963, above = 140735999963824, override_redirect = -1488391304}, xgravity = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884, x = 33463936, y = 0}, xresizerequest = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, width = 362395628, height = 32511}, xconfigurerequest = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, parent = 140735995187715, window = 139634044155884, x = 33463936, y = 0, width = 33463936, height = 0, border_width = 963, above = 140735999963824, detail = -1488391304, value_mask = 139634044157137}, xcirculate = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, event = 140735995187715, window = 139634044155884, place = 33463936}, xcirculaterequest = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, parent = 140735995187715, window = 139634044155884, place = 33463936}, xproperty = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, atom = 139634044155884, time = 33463936, state = 33463936}, xselectionclear = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, selection = 139634044155884, time = 33463936}, xselectionrequest = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, owner = 140735995187715, requestor = 139634044155884, selection = 33463936, target = 33463936, property = 963, time = 140735999963824}, xselection = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, requestor = 140735995187715, selection = 139634044155884, target = 33463936, property = 33463936, time = 963}, xcolormap = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, colormap = 139634044155884, new = 33463936, state = 0}, xclient = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, message_type = 139634044155884, format = 33463936, data = {b = "\200\236\376\001\000\000\000\000\303\003\000\000\000\000\000\000\260\362H\247", s = {-24960, 510, 0, 0, 963, 0, 0, 0, -3408, -22712}, l = {33463936, 963, 140735999963824, 140735999964024, 139634044157137}}}, xmapping = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, request = 362395628, first_keycode = 32511, count = 33463936}, xerror = {type = 0, display = 0x1fe8c30, resourceid = 0, serial = 962, error_code = 3 '\003', request_code = 18 '\022', minor_code = 0 '\000'}, xkeymap = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, window = 140735995187715, key_vector = "\354\267\231\025\377~\000\000\200\236\376\001\000\000\000\000\200\236\376\001\000\000\000\000\303\003\000\000\000\000\000"}, xgeneric = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, extension = -1493167613, evtype = 32767}, xcookie = {type = 0, serial = 33459248, send_event = 0, display = 0x3c2, extension = -1493167613, evtype = 32767, cookie = 362395628, data = 0x1fe9e80}, pad = {0, 33459248, 0, 962, 140735995187715, 139634044155884, 33463936, 33463936, 963, 140735999963824, 140735999964024, 139634044157137, 140733193388032, 139634044157458, 33463936, 37081472, 963, 140735999963824, 0, 139634044153661, 1, -1, 0, 37151344}}
        async = <optimized out>
        next = <optimized out>
#5  0x00007eff18a88c07 in handle_error (dpy=0x1fe8c30, err=0x236e270, in_XReply=<optimized out>) at ../../src/xcb_io.c:213
        ext = <optimized out>
        ret_code = 32511
#6  0x00007eff18a88cb5 in handle_response (dpy=dpy@entry=0x1fe8c30, response=0x236e270, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:325
        async = <optimized out>
        next = <optimized out>
#7  0x00007eff18a89bb0 in _XReply (dpy=dpy@entry=0x1fe8c30, rep=rep@entry=0x7fffa748f3c0, extra=extra@entry=0, discard=discard@entry=0) at ../../src/xcb_io.c:627
        event = <optimized out>
        req = 0x2332fe0
        response = 0x235d180
        error = 0x0
        c = 0x1fe9e80
        reply = <optimized out>
        current = 0x2332fe0
        __PRETTY_FUNCTION__ = "_XReply"
#8  0x00007eff18a70a16 in XGetWindowProperty (dpy=0x1fe8c30, w=w@entry=4194315, property=property@entry=395, offset=offset@entry=0, length=length@entry=9223372036854775807, delete=delete@entry=0, req_type=req_type@entry=395, actual_type=actual_type@entry=0x7fffa748f4d0, actual_format=actual_format@entry=0x7fffa748f4c4, nitems=nitems@entry=0x7fffa748f4d8, bytesafter=bytesafter@entry=0x7fffa748f4e0, prop=prop@entry=0x7fffa748f4e8) at ../../src/GetProp.c:69
        reply = {type = 0 '\000', format = 144 '\220', sequenceNumber = 517, length = 0, propertyType = 0, bytesAfter = 0, nItems = 34288448, pad1 = 0, pad2 = 33513520, pad3 = 0}
        req = <optimized out>
        error = {type = 0 '\000', errorCode = 0 '\000', sequenceNumber = 963, resourceID = 0, minorCode = 0, majorCode = 0 '\000', pad1 = 0 '\000', pad3 = 0, pad4 = 0, pad5 = 0, pad6 = 0, pad7 = 0}
#9  0x00007eff1850daae in read_settings (x11_screen=0x1ffa030, do_notify=do_notify@entry=1) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/xsettings-client.c:418
        display = 0x1ff6030
        xsettings_atom = 395
        type = 0
        format = 0
        n_items = 0
        bytes_after = 0
        data = 0x0
        result = <optimized out>
        old_list = 0x231d060
#10 0x00007eff1850e4bd in gdk_xsettings_manager_window_filter (xevent=<optimized out>, event=<optimized out>, data=<optimized out>) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/xsettings-client.c:541
        x11_screen = <optimized out>
        xev = <optimized out>
#11 0x00007eff184fbf11 in gdk_event_apply_filters (xevent=xevent@entry=0x7fffa748f600, event=event@entry=0x231f170, window=window@entry=0x1ffe3a0) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkeventsource.c:81
        filter = 0x2149d20
        node = <optimized out>
        tmp_list = 0x20b0280
        result = <optimized out>
#12 0x00007eff184fc1c3 in gdk_event_source_translate_event (xevent=0x7fffa748f600, event_source=0x200bee0) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkeventsource.c:202
        dpy = 0x1fe8c30
        event = 0x231f170
        result = <optimized out>
        event_translator = <optimized out>
#13 _gdk_x11_display_queue_events (display=0x1ff6030) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkeventsource.c:338
        xevent = {type = 28, xany = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315}, xkey = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, root = 528, subwindow = 148838, time = 0, x = 0, y = 0, x_root = 0, y_root = 0, state = 0, keycode = 0, same_screen = 0}, xbutton = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, root = 528, subwindow = 148838, time = 0, x = 0, y = 0, x_root = 0, y_root = 0, state = 0, button = 0, same_screen = 0}, xmotion = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, root = 528, subwindow = 148838, time = 0, x = 0, y = 0, x_root = 0, y_root = 0, state = 0, is_hint = 0 '\000', same_screen = 0}, xcrossing = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, root = 528, subwindow = 148838, time = 0, x = 0, y = 0, x_root = 0, y_root = 0, mode = 0, detail = 0, same_screen = 0, focus = 0, state = 0}, xfocus = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, mode = 528, detail = 0}, xexpose = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, x = 528, y = 0, width = 148838, height = 0, count = 0}, xgraphicsexpose = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, drawable = 4194315, x = 528, y = 0, width = 148838, height = 0, count = 0, major_code = 0, minor_code = 0}, xnoexpose = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, drawable = 4194315, major_code = 528, minor_code = 0}, xvisibility = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, state = 528}, xcreatewindow = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, parent = 4194315, window = 528, x = 148838, y = 0, width = 0, height = 0, border_width = 0, override_redirect = 0}, xdestroywindow = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528}, xunmap = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528, from_configure = 148838}, xmap = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528, override_redirect = 148838}, xmaprequest = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, parent = 4194315, window = 528}, xreparent = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528, parent = 148838, x = 0, y = 0, override_redirect = 0}, xconfigure = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528, x = 148838, y = 0, width = 0, height = 0, border_width = 0, above = 0, override_redirect = 0}, xgravity = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528, x = 148838, y = 0}, xresizerequest = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, width = 528, height = 0}, xconfigurerequest = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, parent = 4194315, window = 528, x = 148838, y = 0, width = 0, height = 0, border_width = 0, above = 0, detail = 0, value_mask = 0}, xcirculate = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, event = 4194315, window = 528, place = 148838}, xcirculaterequest = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, parent = 4194315, window = 528, place = 148838}, xproperty = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, atom = 528, time = 148838, state = 0}, xselectionclear = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, selection = 528, time = 148838}, xselectionrequest = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, owner = 4194315, requestor = 528, selection = 148838, target = 0, property = 0, time = 0}, xselection = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, requestor = 4194315, selection = 528, target = 148838, property = 0, time = 0}, xcolormap = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, colormap = 528, new = 148838, state = 0}, xclient = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, message_type = 528, format = 148838, data = {b = '\000' <repeats 19 times>, s = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, l = {0, 0, 0, 0, 0}}}, xmapping = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, request = 528, first_keycode = 0, count = 148838}, xerror = {type = 28, display = 0x2ac, resourceid = 0, serial = 33459248, error_code = 11 '\v', request_code = 0 '\000', minor_code = 64 '@'}, xkeymap = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, window = 4194315, key_vector = "\020\002\000\000\000\000\000\000fE\002", '\000' <repeats 20 times>}, xgeneric = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, extension = 4194315, evtype = 0}, xcookie = {type = 28, serial = 684, send_event = 0, display = 0x1fe8c30, extension = 4194315, evtype = 0, cookie = 528, data = 0x24566}, pad = {28, 684, 0, 33459248, 4194315, 528, 148838, 0 <repeats 17 times>}}
        xdisplay = 0x1fe8c30
        event_source = 0x200bee0
        display_x11 = 0x1ff6030
#14 0x00007eff184d0f28 in gdk_display_get_event (display=display@entry=0x1ff6030) at /build/buildd/gtk+3.0-3.8.2/./gdk/gdkdisplay.c:313
        __PRETTY_FUNCTION__ = "gdk_display_get_event"
#15 0x00007eff184fbf92 in gdk_event_source_dispatch (source=source@entry=0x200bee0, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/gtk+3.0-3.8.2/./gdk/x11/gdkeventsource.c:360
        display = 0x1ff6030
        event = <optimized out>
#16 0x00007eff197d40a6 in g_main_dispatch (context=0x20015b0) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3058
        dispatch = 0x7eff184fbf80 <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 = 0x200bee0, next = 0x0}
        source = 0x200bee0
        current = 0x20049a0
        i = 0
#17 g_main_context_dispatch (context=context@entry=0x20015b0) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3634
No locals.
#18 0x00007eff197d43f8 in g_main_context_iterate (context=0x20015b0, 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 = 9
        fds = 0x231b4f0
#19 0x00007eff197d47fa in g_main_loop_run (loop=0x21e23c0) at /build/buildd/glib2.0-2.37.3/./glib/gmain.c:3899
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#20 0x00007eff1a1d42c5 in gtk_main () at /build/buildd/gtk+3.0-3.8.2/./gtk/gtkmain.c:1156
        loop = 0x21e23c0
#21 0x00000000004037fb in main (argc=1, argv=0x7fffa748f988) at main.c:558
        res = <optimized out>
        error = 0x0