.
Thread 5 (LWP 3817):
#0  0x00007f38de1433dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f38de6826b4 in g_main_context_poll (priority=2147483647, n_fds=7, fds=0x7f38c8009bc0, timeout=-1, context=0x7f38d000ee50) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:4006
        poll_func = 0x7f38de6912f0 <g_poll>
#2  g_main_context_iterate (context=0x7f38d000ee50, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 7
        allocated_nfds = 7
        fds = 0x7f38c8009bc0
#3  0x00007f38de682b1a in g_main_loop_run (loop=0x7f38d000ede0) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f38df0cc956 in gdbus_shared_thread_func (user_data=0x7f38d000ee20) at /build/buildd/glib2.0-2.37.7/./gio/gdbusprivate.c:278
        data = 0x7f38d000ee20
#5  0x00007f38de6a7345 in g_thread_proxy (data=0x256aed0) at /build/buildd/glib2.0-2.37.7/./glib/gthread.c:798
        thread = 0x256aed0
#6  0x00007f38de424f6e in start_thread (arg=0x7f38d6c53700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7f38d6c53700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139882098145024, 4028527396101832497, 0, 139882261753952, 139882106534112, 4096, -3919932844361367759, -3919951547894972623}, 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  0x00007f38de14fe2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 4 (LWP 3818):
#0  0x00007f38de1433dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f38de6826b4 in g_main_context_poll (priority=2147483647, n_fds=2, fds=0x7f38cc0008c0, timeout=3996, context=0x26ff870) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:4006
        poll_func = 0x7f38de6912f0 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x26ff870, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = 3996
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x7f38cc0008c0
#3  0x00007f38de6827bc in g_main_context_iteration (context=0x26ff870, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3773
        retval = <optimized out>
#4  0x00007f38de682809 in glib_worker_main (data=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:5472
No locals.
#5  0x00007f38de6a7345 in g_thread_proxy (data=0x26f4ca0) at /build/buildd/glib2.0-2.37.7/./glib/gthread.c:798
        thread = 0x26f4ca0
#6  0x00007f38de424f6e in start_thread (arg=0x7f38d4954700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7f38d4954700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139882061448960, 4028527396101832497, 0, 139882261753952, 140736320301072, 4096, -3919928858094846159, -3919951547894972623}, 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  0x00007f38de14fe2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 3 (LWP 4105):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238
No locals.
#1  0x00007f38de6c2955 in g_cond_wait_until (cond=cond@entry=0x2976ab8, mutex=mutex@entry=0x2976ab0, end_time=end_time@entry=289869814) at /build/buildd/glib2.0-2.37.7/./glib/gthread-posix.c:876
        ts = {tv_sec = 289, tv_nsec = 869814000}
        status = <optimized out>
#2  0x00007f38de658c61 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x2976ab0, wait=wait@entry=1, end_time=end_time@entry=289869814) at /build/buildd/glib2.0-2.37.7/./glib/gasyncqueue.c:424
        retval = <optimized out>
        __FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007f38de6591eb in g_async_queue_timeout_pop (queue=0x2976ab0, timeout=timeout@entry=15000000) at /build/buildd/glib2.0-2.37.7/./glib/gasyncqueue.c:545
        end_time = 289869814
        retval = <optimized out>
#4  0x00007f38de6a7dd6 in g_thread_pool_wait_for_new_pool () at /build/buildd/glib2.0-2.37.7/./glib/gthreadpool.c:169
        pool = <optimized out>
        local_max_idle_time = 15000
        local_wakeup_thread_serial = <optimized out>
        local_max_unused_threads = 2
        last_wakeup_thread_serial = 0
        have_relayed_thread_marker = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gthreadpool.c:366
        free_pool = <optimized out>
        task = 0x2
        pool = <optimized out>
#6  0x00007f38de6a7345 in g_thread_proxy (data=0x423b9e0) at /build/buildd/glib2.0-2.37.7/./glib/gthread.c:798
        thread = 0x423b9e0
#7  0x00007f38de424f6e in start_thread (arg=0x7f38ab7d0700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7f38ab7d0700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139881371993856, 4028527396101832497, 0, 65270336, 140736320298656, 24, -3919993512385036495, -3919951547894972623}, 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  0x00007f38de14fe2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 2 (LWP 3816):
#0  0x00007f38de1433dd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f38de6826b4 in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7f38d00010e0, timeout=-1, context=0x2566070) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:4006
        poll_func = 0x7f38de6912f0 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x2566070, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = 1
        fds = 0x7f38d00010e0
#3  0x00007f38de6827bc in g_main_context_iteration (context=0x2566070, may_block=1) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3773
        retval = <optimized out>
#4  0x00007f38d745ba9d in ?? () from /tmp/apport_sandbox_r3fDrf/usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#5  0x00007f38de6a7345 in g_thread_proxy (data=0x2523800) at /build/buildd/glib2.0-2.37.7/./glib/gthread.c:798
        thread = 0x2523800
#6  0x00007f38de424f6e in start_thread (arg=0x7f38d7454700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7f38d7454700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139882106537728, 4028527396101832497, 0, 139882261753952, 140736320300496, 4096, -3919931744312869071, -3919951547894972623}, 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  0x00007f38de14fe2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 1 (LWP 3815):
#0  0x00007f38ae2acb95 in gcm_prefs_device_changed_cb (device=0x7f389c00a780, prefs=0x26ef990) at cc-color-panel.c:1881
        id = <optimized out>
        ret = <optimized out>
        id_tmp = 0x1 <Address 0x1 out of bounds>
        iter = {stamp = 40, user_data = 0x7f38de6c2999 <g_private_get+9>, user_data2 = 0x7f38de7186e0 <g_variant_type_info_basic_table+320>, user_data3 = 0x7f38de69e01c <g_slice_free1+140>}
        model = <optimized out>
        priv = <optimized out>
#1  0x00007f38de94b517 in _g_closure_invoke_va (closure=0x3fb3d10, return_value=0x0, instance=0x7f389c00a780, args=0x7fffba60d818, n_params=0, param_types=0x0) at /build/buildd/glib2.0-2.37.7/./gobject/gclosure.c:840
        marshal = 0x7f38de94d070 <g_cclosure_marshal_VOID__VOIDv>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x3fb3cf0
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#2  0x00007f38de96534c in g_signal_emit_valist (instance=0x7f389c00a780, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffba60d818) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3238
        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}}}
        accumulator = 0x0
        emission = {next = 0x7fffba60dcd0, instance = 0x7f389c00a780, ihint = {signal_id = 355, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 66717376}
        signal_id = 355
        instance_type = <optimized out>
        emission_return = {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}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = 0x3fb3d10
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
        __FUNCTION__ = "g_signal_emit_valist"
#3  0x00007f38de965c22 in g_signal_emit (instance=instance@entry=0x7f389c00a780, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3386
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffba60d8f0, reg_save_area = 0x7fffba60d830}}
#4  0x00007f38ae090d7a in cd_device_dbus_signal_cb (proxy=<optimized out>, sender_name=<optimized out>, signal_name=0x4253d40 "Changed", parameters=<optimized out>, device=0x7f389c00a780) at cd-device.c:680
No locals.
#5  0x00007f38da656adc in ffi_call_unix64 () at ../src/x86/unix64.S:76
No locals.
#6  0x00007f38da65640c in ffi_call (cif=cif@entry=0x7fffba60db30, fn=0x7f38ae090cd0 <cd_device_dbus_signal_cb>, rvalue=0x7fffba60daa0, avalue=avalue@entry=0x7fffba60da20) at ../src/x86/ffi64.c:522
        classes = {X86_64_INTEGER_CLASS, 32568, 3126909744, 32767}
        stack = 0x7fffba60d860 "p\362\003\004"
        argp = 0x7fffba60d910 ""
        arg_types = <optimized out>
        gprcount = 5
        ssecount = <optimized out>
        ngpr = 1
        nsse = 0
        i = <optimized out>
        avn = <optimized out>
        ret_in_memory = <optimized out>
        reg_args = 0x7fffba60d860
#7  0x00007f38de94bb28 in g_cclosure_marshal_generic (closure=0x3cac030, return_gvalue=0x0, n_param_values=<optimized out>, param_values=<optimized out>, invocation_hint=<optimized out>, marshal_data=0x0) at /build/buildd/glib2.0-2.37.7/./gobject/gclosure.c:1454
        rtype = <optimized out>
        rvalue = 0x7fffba60daa0
        n_args = 5
        atypes = <optimized out>
        i = <optimized out>
        cif = {abi = FFI_UNIX64, nargs = 5, arg_types = 0x7fffba60da60, rtype = 0x7f38da656ed0 <ffi_type_void>, bytes = 0, flags = 0}
        cc = 0x3cac030
        enum_tmpval = <optimized out>
        tmpval_used = 0
#8  0x00007f38de94b2e8 in g_closure_invoke (closure=0x3cac030, return_value=0x0, n_param_values=4, param_values=0x7fffba60dd40, invocation_hint=0x7fffba60dce0) at /build/buildd/glib2.0-2.37.7/./gobject/gclosure.c:777
        marshal = 0x7f38de94b930 <g_cclosure_marshal_generic>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x3cac010
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#9  0x00007f38de95d75d in signal_emit_unlocked_R (node=node@entry=0x2579f50, detail=detail@entry=0, instance=instance@entry=0x403f270, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffba60dd40) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3586
        tmp = <optimized out>
        handler = 0x7f38c8011400
        accumulator = 0x0
        emission = {next = 0x7fffba60e360, instance = 0x403f270, ihint = {signal_id = 161, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x7f38c8011400
        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 = 161
        max_sequential_handler_number = 5052
        return_value_altered = 0
#10 0x00007f38de96594a in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffba60df08) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3330
        instance_and_params = 0x7fffba60dd40
        signal_return_type = <optimized out>
        param_values = 0x7fffba60dd58
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
        __FUNCTION__ = "g_signal_emit_valist"
#11 0x00007f38de965c22 in g_signal_emit (instance=instance@entry=0x403f270, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3386
        var_args = {{gp_offset = 48, fp_offset = 48, overflow_arg_area = 0x7fffba60dfe0, reg_save_area = 0x7fffba60df20}}
#12 0x00007f38df0c8b1c in on_signal_received (connection=<optimized out>, sender_name=0x7f38c807d2c0 ":1.24", object_path=<optimized out>, interface_name=<optimized out>, signal_name=0x7f38c80808d0 "Changed", parameters=0x4259380, user_data=0x2809580) at /build/buildd/glib2.0-2.37.7/./gio/gdbusproxy.c:925
        data = 0x2809580
        proxy = 0x403f270
#13 0x00007f38df0b88e5 in emit_signal_instance_in_idle_cb (data=0x7f38c80853b0) at /build/buildd/glib2.0-2.37.7/./gio/gdbusconnection.c:3743
        signal_instance = 0x7f38c80853b0
        parameters = 0x4259380
        has_subscription = 1
#14 0x00007f38de6823c6 in g_main_dispatch (context=0x2535570) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3065
        dispatch = 0x7f38de67f460 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x7f38c80853b0
        callback = 0x7f38df0b8870 <emit_signal_instance_in_idle_cb>
        cb_funcs = 0x7f38de939940 <g_source_callback_funcs>
        cb_data = 0x7f38c80852c0
        need_destroy = <optimized out>
        current_source_link = {data = 0x7f38c8085250, next = 0x7fffba60eed0}
        source = 0x7f38c8085250
        current = 0x2567e50
        i = 3
#15 g_main_context_dispatch (context=context@entry=0x2535570) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3641
No locals.
#16 0x00007f38de682718 in g_main_context_iterate (context=0x2535570, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3712
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 3
        fds = 0x2894be0
#17 0x00007f38de682b1a in g_main_loop_run (loop=0x416afe0) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#18 0x00007f38ae09447e in cd_device_add_profile_sync (device=0x3e74380, relation=relation@entry=CD_DEVICE_RELATION_HARD, profile=0x42061e0, cancellable=0x4013440, error=error@entry=0x7fffba60e1d8) at cd-device-sync.c:205
        helper = {error = 0x7fffba60e1d8, loop = 0x416afe0, ret = 0, device = 0x0, profile = 0x0}
#19 0x00007f38ae2aa33e in gcm_prefs_button_assign_ok_cb (widget=0x254ea40, prefs=0x26efcd0) at cc-color-panel.c:855
        iter = {stamp = 272575108, user_data = 0x7f38c8083b00, user_data2 = 0x0, user_data3 = 0x0}
        model = <optimized out>
        profile = 0x42061e0
        ret = <optimized out>
        error = 0x0
        priv = 0x26efb70
#20 0x00007f38de94b2e8 in g_closure_invoke (closure=0x3fced00, return_value=0x0, n_param_values=1, param_values=0x7fffba60e3d0, invocation_hint=0x7fffba60e370) at /build/buildd/glib2.0-2.37.7/./gobject/gclosure.c:777
        marshal = 0x406bc0 <g_cclosure_marshal_VOID__VOID@plt>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x3fcece0
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#21 0x00007f38de95d75d in signal_emit_unlocked_R (node=node@entry=0x2685160, detail=detail@entry=0, instance=instance@entry=0x40336f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffba60e3d0) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3586
        tmp = <optimized out>
        handler = 0x4017ca0
        accumulator = 0x0
        emission = {next = 0x7fffba60e7a0, instance = 0x40336f0, ihint = {signal_id = 178, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        handler_list = 0x7f38c80330f0
        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 = 178
        max_sequential_handler_number = 5046
        return_value_altered = 1
#22 0x00007f38de96594a in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffba60e558) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3330
        instance_and_params = 0x7fffba60e3d0
        signal_return_type = <optimized out>
        param_values = 0x7fffba60e3e8
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
        __FUNCTION__ = "g_signal_emit_valist"
#23 0x00007f38de965c22 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3386
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffba60e630, reg_save_area = 0x7fffba60e570}}
#24 0x00007f38df9fa928 in gtk_real_button_released (button=0x40336f0) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkbutton.c:1973
        priv = <optimized out>
#25 0x00007f38de94b2e8 in g_closure_invoke (closure=0x26850c0, return_value=0x0, n_param_values=1, param_values=0x7fffba60e810, invocation_hint=0x7fffba60e7b0) at /build/buildd/glib2.0-2.37.7/./gobject/gclosure.c:777
        marshal = 0x7f38de949be0 <g_type_class_meta_marshal>
        marshal_data = 0x3f8
        in_marshal = 0
        real_closure = 0x26850a0
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#26 0x00007f38de95cf4f in signal_emit_unlocked_R (node=node@entry=0x26850f0, detail=detail@entry=0, instance=instance@entry=0x40336f0, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fffba60e810) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3516
        accumulator = 0x0
        emission = {next = 0x7fffba60ebf0, instance = 0x40336f0, ihint = {signal_id = 177, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 39875264}
        handler_list = <optimized out>
        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 = 177
        max_sequential_handler_number = 5046
        return_value_altered = <optimized out>
#27 0x00007f38de96594a in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffba60e998) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3330
        instance_and_params = 0x7fffba60e810
        signal_return_type = <optimized out>
        param_values = 0x7fffba60e828
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
        __FUNCTION__ = "g_signal_emit_valist"
#28 0x00007f38de965c22 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3386
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffba60ea70, reg_save_area = 0x7fffba60e9b0}}
#29 0x00007f38df9f94d1 in gtk_button_button_release (widget=<optimized out>, event=<optimized out>) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkbutton.c:1805
        button = <optimized out>
        event = <optimized out>
        widget = <optimized out>
#30 0x00007f38dfac430e in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x2513f20, return_value=0x7fffba60ebb0, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x2513f50) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkmarshalers.c:130
        cc = <optimized out>
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x4201280
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffba60ed90, reg_save_area = 0x7fffba60ecd0}}
        v_return = <optimized out>
        __PRETTY_FUNCTION__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#31 0x00007f38de94b517 in _g_closure_invoke_va (closure=0x2513f20, return_value=0x7fffba60ebb0, instance=0x40336f0, args=0x7fffba60ecb8, n_params=1, param_types=0x2513f50) at /build/buildd/glib2.0-2.37.7/./gobject/gclosure.c:840
        marshal = 0x7f38de949a60 <g_type_class_meta_marshalv>
        marshal_data = 0x188
        in_marshal = 0
        real_closure = 0x2513f00
        __PRETTY_FUNCTION__ = "_g_closure_invoke_va"
#32 0x00007f38de96534c in g_signal_emit_valist (instance=0x40336f0, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fffba60ecb8) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3238
        return_accu = 0x7fffba60ebb0
        accu = {g_type = 20, 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}}}
        accumulator = 0x2513dd0
        emission = {next = 0x0, instance = 0x40336f0, ihint = {signal_id = 29, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 39875264}
        signal_id = 29
        instance_type = <optimized out>
        emission_return = {g_type = 20, 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}}}
        rtype = 20
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = 0x2513f20
        run_type = <optimized out>
        l = <optimized out>
        fastpath = <optimized out>
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
        __FUNCTION__ = "g_signal_emit_valist"
#33 0x00007f38de965c22 in g_signal_emit (instance=instance@entry=0x40336f0, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.37.7/./gobject/gsignal.c:3386
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fffba60ed90, reg_save_area = 0x7fffba60ecd0}}
#34 0x00007f38dfbe5504 in gtk_widget_event_internal (widget=widget@entry=0x40336f0, event=event@entry=0x4201280) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkwidget.c:6714
        signal_num = <optimized out>
        return_val = 0
#35 0x00007f38dfbe57d9 in gtk_widget_event (widget=widget@entry=0x40336f0, event=event@entry=0x4201280) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkwidget.c:6371
        __PRETTY_FUNCTION__ = "gtk_widget_event"
#36 0x00007f38dfac260c in propagate_event_up (topmost=<optimized out>, event=<optimized out>, widget=0x40336f0) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkmain.c:2399
        tmp = <optimized out>
        handled_event = <optimized out>
#37 propagate_event (widget=<optimized out>, event=0x4201280, captured=<optimized out>, topmost=0x0) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkmain.c:2507
        handled_event = 0
        propagate_func = 0x7f38dfbe5750 <gtk_widget_event>
#38 0x00007f38dfac3ef5 in gtk_main_do_event (event=0x4201280) at /build/buildd/gtk+3.0-3.8.4/./gtk/gtkmain.c:1712
        event_widget = <optimized out>
        grab_widget = 0x40336f0
        topmost_widget = <optimized out>
        window_group = <optimized out>
        rewritten_event = <optimized out>
        device = <optimized out>
        tmp_list = <optimized out>
        __FUNCTION__ = "gtk_main_do_event"
#39 0x00007f38df3b5fa2 in gdk_event_source_dispatch (source=source@entry=0x255a780, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/gtk+3.0-3.8.4/./gdk/x11/gdkeventsource.c:364
        display = <optimized out>
        event = 0x4201280
#40 0x00007f38de6823c6 in g_main_dispatch (context=0x2535570) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3065
        dispatch = 0x7f38df3b5f80 <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 = 0x255a780, next = 0x0}
        source = 0x255a780
        current = 0x2567e50
        i = 0
#41 g_main_context_dispatch (context=context@entry=0x2535570) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3641
No locals.
#42 0x00007f38de682718 in g_main_context_iterate (context=context@entry=0x2535570, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3712
        max_priority = 2147483647
        timeout = -1
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 3
        fds = 0x2894be0
#43 0x00007f38de6827bc in g_main_context_iteration (context=0x2535570, context@entry=0x0, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.37.7/./glib/gmain.c:3773
        retval = <optimized out>
#44 0x00007f38df098f9c in g_application_run (application=0x27b2ed0, argc=argc@entry=1, argv=argv@entry=0x7fffba60f108) at /build/buildd/glib2.0-2.37.7/./gio/gapplication.c:1635
        arguments = 0x2894be0
        status = 0
        i = <optimized out>
        __PRETTY_FUNCTION__ = "g_application_run"
#45 0x0000000000407172 in main (argc=1, argv=0x7fffba60f108) at control-center.c:336
        shell = <optimized out>
        application = 0x27b2ed0
        status = <optimized out>