.
Thread 3 (Thread 0xb63e2b70 (LWP 1512)):
#0  0x00fc5416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x0046c40e in __GI___poll (fds=0xb6c008b0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0x0030234b in g_poll (fds=0xb6c008b0, nfds=1, timeout=-1) at /build/buildd/glib2.0-2.30.0/./glib/gpoll.c:132
No locals.
#3  0x002f3896 in g_main_context_poll (n_fds=1, fds=0xb6c008b0, timeout=<optimized out>, context=0x8ce6850, priority=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3402
        poll_func = 0x302320 <g_poll>
#4  g_main_context_iterate (context=0x8ce6850, block=3154720, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3084
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0xb6c008b0
#5  0x002f3f9b in g_main_loop_run (loop=0x8ce5f18) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x015bb194 in dconf_context_thread (data=0x8ce6850) at dconfcontext.c:11
        context = 0x8ce6850
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#7  0x0031a5f4 in g_thread_create_proxy (data=0x8ce68e0) at /build/buildd/glib2.0-2.30.0/./glib/gthread.c:1962
        thread = 0x8ce68e0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00756d31 in start_thread (arg=0xb63e2b70) at pthread_create.c:304
        __res = <optimized out>
        pd = 0xb63e2b70
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {7766004, 0, 4001536, -1237441768, -813779652, 1507907152}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x0047b0ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 2 (Thread 0xb7507b70 (LWP 1510)):
#0  0x00fc5416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x0046c40e in __GI___poll (fds=0xb5a03688, nfds=5, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = -516
        result = <optimized out>
#2  0x0030234b in g_poll (fds=0xb5a03688, nfds=5, timeout=-1) at /build/buildd/glib2.0-2.30.0/./glib/gpoll.c:132
No locals.
#3  0x002f3896 in g_main_context_poll (n_fds=5, fds=0xb5a03688, timeout=<optimized out>, context=0x8cd3dd0, priority=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3402
        poll_func = 0x302320 <g_poll>
#4  g_main_context_iterate (context=0x8cd3dd0, block=3154720, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3084
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 5
        allocated_nfds = <optimized out>
        fds = 0xb5a03688
#5  0x002f3f9b in g_main_loop_run (loop=0x8cd3da8) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x001d0cea in gdbus_shared_thread_func (user_data=0x8cd3db8) at /build/buildd/glib2.0-2.30.0/./gio/gdbusprivate.c:276
        data = 0x8cd3db8
#7  0x0031a5f4 in g_thread_create_proxy (data=0x8cd3e60) at /build/buildd/glib2.0-2.30.0/./glib/gthread.c:1962
        thread = 0x8cd3e60
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00756d31 in start_thread (arg=0xb7507b70) at pthread_create.c:304
        __res = <optimized out>
        pd = 0xb7507b70
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {7766004, 0, 4001536, -1219464424, 333362494, 1507907152}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        robust = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x0047b0ce in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Backtrace stopped: Not enough registers or memory available to unwind further
.
Thread 1 (Thread 0xb78d4840 (LWP 1509)):
#0  0x0626e8e0 in ?? ()
No symbol table info available.
#1  0x001bf7a9 in call_in_idle_cb (user_data=0xb5a26520) at /build/buildd/glib2.0-2.30.0/./gio/gdbusconnection.c:4446
        invocation = 0xb5a26520
        vtable = <optimized out>
        registration_id = <optimized out>
        subtree_registration_id = <optimized out>
        __PRETTY_FUNCTION__ = "call_in_idle_cb"
#2  0x002ef110 in g_idle_dispatch (source=0xb6c51a58, callback=0x1bf690 <call_in_idle_cb>, user_data=0xb5a26520) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:4801
No locals.
#3  0x002f325f in g_main_dispatch (context=0x8c98e70) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:2441
        dispatch = 0x2ef0f0 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0xb5a26520
        callback = 0x1bf690 <call_in_idle_cb>
        cb_funcs = 0x3a835c
        cb_data = 0xb6c51978
        current_source_link = {data = 0xb6c51a58, next = 0x0}
        need_destroy = <optimized out>
        source = 0xb6c51a58
        current = 0x8c84c30
        i = <optimized out>
#4  g_main_context_dispatch (context=0x8c98e70) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3011
No locals.
#5  0x002f3990 in g_main_context_iterate (context=0x8c98e70, block=3154720, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3089
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0x8e71478
#6  0x002f3f9b in g_main_loop_run (loop=0x8d391f0) at /build/buildd/glib2.0-2.30.0/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0x00a9ef95 in gtk_main () at /build/buildd/gtk+3.0-3.2.0/./gtk/gtkmain.c:1367
        loop = 0x8d391f0
#8  0x0804af0e in main (argc=1, argv=0xbf8fc024) at main.c:466
        res = <optimized out>
        error = 0x0