.
Thread 2 (LWP 1326):
#0  0x00007ffe45d6447d in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007ffe469f4694 in g_main_context_poll (priority=2147483647, n_fds=3, fds=0x7ffe380010c0, timeout=-1, context=0x7ffe48bdd960) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:4006
        poll_func = 0x7ffe46a03260 <g_poll>
#2  g_main_context_iterate (context=0x7ffe48bdd960, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3707
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = 3
        fds = 0x7ffe380010c0
#3  0x00007ffe469f4afa in g_main_loop_run (loop=0x7ffe48bdefe0) at /build/buildd/glib2.0-2.38.0/./glib/gmain.c:3906
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007ffe444049d6 in gdbus_shared_thread_func (user_data=0x7ffe48bdd930) at /build/buildd/glib2.0-2.38.0/./gio/gdbusprivate.c:278
        data = 0x7ffe48bdd930
#5  0x00007ffe46a190e5 in g_thread_proxy (data=0x7ffe48bc74f0) at /build/buildd/glib2.0-2.38.0/./glib/gthread.c:798
        thread = 0x7ffe48bc74f0
#6  0x00007ffe46045f6e in start_thread (arg=0x7ffe3eb7a700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7ffe3eb7a700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140729950643968, -5081101130781603485, 0, 140730113425504, 140733302795456, 4096, 5080113285207771491, 5080273107281987939}, 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  0x00007ffe45d70ecd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 1 (LWP 1320):
#0  _IceTransClose (ciptr=0x7ffe48bc0040) at /usr/include/X11/Xtrans/Xtrans.c:928
        ret = <optimized out>
#1  0x00007ffe458658e0 in _IceFreeConnection (iceConn=iceConn@entry=0x7ffe48bbff00) at ../../src/shutdown.c:283
No locals.
#2  0x00007ffe45865ab3 in IceCloseConnection (iceConn=iceConn@entry=0x7ffe48bbff00) at ../../src/shutdown.c:239
        refCountReachedZero = 0
        status = <optimized out>
#3  0x00007ffe45a71473 in SmcCloseConnection (smcConn=0x7ffe48bc09a0, count=0, reasonMsgs=0x0) at ../../src/sm_client.c:314
        iceConn = 0x7ffe48bbff00
        pMsg = <optimized out>
        pData = 0x7ffe48bc0520 "\f"
        extra = <optimized out>
        i = <optimized out>
        closeStatus = <optimized out>
        statusRet = <optimized out>
#4  0x00007ffe4828d7a8 in IA__xfce_sm_client_disconnect (sm_client=0x7ffe48bb5190) at xfce-sm-client.c:1720
No locals.
#5  0x00007ffe4828d8cc in xfce_sm_client_finalize (obj=0x7ffe48bb5190) at xfce-sm-client.c:591
        sm_client = 0x7ffe48bb5190
        __PRETTY_FUNCTION__ = "xfce_sm_client_finalize"
#6  0x00007ffe46cc1b4a in g_object_unref (_object=0x7ffe48bb5190) at /build/buildd/glib2.0-2.38.0/./gobject/gobject.c:3197
        weak_locations = <optimized out>
        object = 0x7ffe48bb5190
        old_ref = 1
        __PRETTY_FUNCTION__ = "g_object_unref"
#7  0x00007ffe486c3851 in xfpm_manager_finalize (object=0x7ffe48bb3150) at xfpm-manager.c:133
        manager = 0x7ffe48bb3150
#8  0x00007ffe46cc1b4a in g_object_unref (_object=0x7ffe48bb3150) at /build/buildd/glib2.0-2.38.0/./gobject/gobject.c:3197
        weak_locations = <optimized out>
        object = 0x7ffe48bb3150
        old_ref = 1
        __PRETTY_FUNCTION__ = "g_object_unref"
#9  0x00007ffe486c1e72 in xfpm_start (bus=bus@entry=0x7ffe48bbbc98, client_id=0x7ffe48ba0030 "23506cd8c-03e6-45b0-b136-3eca5d020e02", dump=<optimized out>) at xfpm-main.c:240
        manager = 0x7ffe48bb3150
        error = 0x0
        __func__ = "xfpm_start"
#10 0x00007ffe486c25be in main (argc=1, argv=0x7fff06857b08) at xfpm-main.c:376
        bus = 0x7ffe48bbbc98
        error = 0x0
        proxy = <optimized out>
        run = 0
        quit = 0
        config = 0
        version = 0
        reload = 1
        no_daemon = 0
        debug = 0
        dump = 0
        client_id = 0x7ffe48ba0030 "23506cd8c-03e6-45b0-b136-3eca5d020e02"
        option_entries = {{long_name = 0x7ffe486d1891 "run", short_name = 114 'r', flags = 1, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff068577f0, description = 0x0, arg_description = 0x0}, {long_name = 0x7ffe486d1895 "no-daemon", short_name = 0 '\000', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff06857804, description = 0x7ffe486d189f "Do not daemonize", arg_description = 0x0}, {long_name = 0x7ffe486d18b0 "debug", short_name = 0 '\000', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff06857808, description = 0x7ffe486d18b6 "Enable debugging", arg_description = 0x0}, {long_name = 0x7ffe486d18c7 "dump", short_name = 0 '\000', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff0685780c, description = 0x7ffe486d18cc "Dump all information", arg_description = 0x0}, {long_name = 0x7ffe486d1f2f "restart", short_name = 0 '\000', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff06857800, description = 0x7ffe486d1b88 "Restart the running instance of Xfce power manager", arg_description = 0x0}, {long_name = 0x7ffe486d18e1 "customize", short_name = 99 'c', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff068577f8, description = 0x7ffe486d18eb "Show the configuration dialog", arg_description = 0x0}, {long_name = 0x7ffe486d2817 "quit", short_name = 113 'q', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff068577f4, description = 0x7ffe486d1bc0 "Quit any running xfce power manager", arg_description = 0x0}, {long_name = 0x7ffe486d1909 "version", short_name = 86 'V', flags = 2, arg = G_OPTION_ARG_NONE, arg_data = 0x7fff068577fc, description = 0x7ffe486d1911 "Version information", arg_description = 0x0}, {long_name = 0x7ffe486d1925 "sm-client-id", short_name = 0 '\000', flags = 1, arg = G_OPTION_ARG_STRING, arg_data = 0x7fff06857818, description = 0x0, 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}}