.
Thread 3 (Thread 4365):
#0  0x00007f2613c19e33 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = 18446744073709551100
        oldtype = 0
        result = <value optimized out>
#1  0x00007f2614f66104 in g_main_context_poll (context=0x164e690, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3404
        poll_func = 0x7f2614f76130 <g_poll>
#2  g_main_context_iterate (context=0x164e690, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 1
        allocated_nfds = <value optimized out>
        fds = 0x148cc40
#3  0x00007f2614f669f2 in g_main_loop_run (loop=0x1c852c0) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f2601eda69b in dconf_context_thread (data=0x164e690) at dconfcontext.c:11
        context = 0x164e690
        loop = <value optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#5  0x00007f2614f8d3e4 in g_thread_create_proxy (data=0x164e130) at /build/buildd/glib2.0-2.28.3/./glib/gthread.c:1897
        thread = 0x164e130
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007f2614891d8c in start_thread (arg=0x7f2601ed5700) at pthread_create.c:304
        pd = 0x7f2601ed5700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139801217816320, 5506174233530052220, 140734249173088, 139801217817024, 0, 3, -5609831950054871428, -5609807998649913732}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f2613c26f7d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 4361):
#0  0x00007f2613c19e33 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = 18446744073709551100
        oldtype = 0
        result = <value optimized out>
#1  0x00007f2614f66104 in g_main_context_poll (context=0x1331bf0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3404
        poll_func = 0x7f2614f76130 <g_poll>
#2  g_main_context_iterate (context=0x1331bf0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 3
        allocated_nfds = <value optimized out>
        fds = 0x1335640
#3  0x00007f2614f669f2 in g_main_loop_run (loop=0x1331bd0) at /build/buildd/glib2.0-2.28.3/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f2615f8fd44 in gdbus_shared_thread_func (data=<value optimized out>) at /build/buildd/glib2.0-2.28.3/./gio/gdbusprivate.c:276
No locals.
#5  0x00007f2614f8d3e4 in g_thread_create_proxy (data=0x1331cd0) at /build/buildd/glib2.0-2.28.3/./glib/gthread.c:1897
        thread = 0x1331cd0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007f2614891d8c in start_thread (arg=0x7f2611492700) at pthread_create.c:304
        pd = 0x7f2611492700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139801475491584, 5506174233530052220, 140734249175072, 139801475492288, 0, 3, -5609797553272410500, -5609807998649913732}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f2613c26f7d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 4360):
#0  0x00007f260eb28ad0 in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.