#0  0x00007ff8b1d842af in _int_free (av=0x7ff8b20a51c0, p=0x10fb710) at malloc.c:4964
        size = 5872
        fb = <optimized out>
        nextchunk = 0x10fce00
        nextsize = 12800
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = 0x314300316e6e6f
        fwd = 0x4350494e41572f6c
        errstr = 0x0
        __func__ = "_int_free"
#1  0x00007ff8b1d87d7c in __GI___libc_free (mem=<optimized out>) at malloc.c:3738
        ar_ptr = 0x7ff8b20a51c0
        p = <optimized out>
        hook = <optimized out>
#2  0x00007ff8b3242184 in UPNP_GetValidIGD () from /tmp/tmpt4Y8Ml/usr/lib/libminiupnpc.so.5
No symbol table info available.
#3  0x0000000000415e97 in update_upnp_status (upnp=0x10e8650) at server/vino-upnp.c:97
        devlist = 0x10f8580
        res = <optimized out>
#4  0x00000000004163b8 in update_upnp_status (upnp=0x10e8650) at server/vino-upnp.c:79
No locals.
#5  vino_upnp_add_port (upnp=0x10e8650, port=5900) at server/vino-upnp.c:230
        ext_port = <optimized out>
        int_port = <optimized out>
        desc = <optimized out>
        err = <optimized out>
        local_port = <optimized out>
        int_client_tmp = "P\366\v\001\000\000\000\000\257_A\000\000\000\000"
        int_port_tmp = "\000\000\000\000\000"
        __PRETTY_FUNCTION__ = "vino_upnp_add_port"
#6  0x000000000040f1a4 in name_acquired (connection=<optimized out>, name=<optimized out>, user_data=0x7fffa9f82620) at server/vino-main.c:157
        server = 0x10a9780
        vino = 0x7fffa9f82620
        view_only = 0
        i = <optimized out>
#7  0x00007ff8b49e12ea in call_acquired_handler (client=0x1095580) at /build/buildd/glib2.0-2.29.18/./gio/gdbusnameowning.c:224
No locals.
#8  request_name_cb (source_object=<optimized out>, res=<optimized out>, user_data=0x1095580) at /build/buildd/glib2.0-2.29.18/./gio/gdbusnameowning.c:311
        client = 0x1095580
        result = 0x10adc10
        request_name_reply = 1
        subscribe = 0
#9  0x00007ff8b498cd61 in g_simple_async_result_complete (simple=0x10b9d80) at /build/buildd/glib2.0-2.29.18/./gio/gsimpleasyncresult.c:749
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#10 0x00007ff8b49d8f4a in g_dbus_connection_call_done (source=<optimized out>, result=<optimized out>, user_data=0x1032360) at /build/buildd/glib2.0-2.29.18/./gio/gdbusconnection.c:5040
        simple = 0x10b9d80
        connection = <optimized out>
        state = 0x1032360
        error = 0x0
        reply = 0x10ab800
#11 0x00007ff8b498cd61 in g_simple_async_result_complete (simple=0x10b9e40) at /build/buildd/glib2.0-2.29.18/./gio/gsimpleasyncresult.c:749
        current_source = <optimized out>
        current_context = <optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#12 0x00007ff8b498ce9c in complete_in_idle_cb (data=0x10b9e40) at /build/buildd/glib2.0-2.29.18/./gio/gsimpleasyncresult.c:761
        simple = <optimized out>
#13 0x00007ff8b392ee5d in g_main_dispatch (context=0xfdfb70) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:2442
        dispatch = 0x7ff8b392abb0 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x10b9e40
        callback = 0x7ff8b498ce80 <complete_in_idle_cb>
        cb_funcs = 0x7ff8b3bdf6b0
        cb_data = 0x10aafd0
        current_source_link = {data = 0x10aad50, next = 0x0}
        need_destroy = <optimized out>
        source = 0x10aad50
        current = 0x1095640
        i = <optimized out>
#14 g_main_context_dispatch (context=0xfdfb70) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3011
No locals.
#15 0x00007ff8b392f658 in g_main_context_iterate (context=0xfdfb70, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3089
        max_priority = 2147483647
        timeout = 24999
        some_ready = 1
        nfds = 4
        allocated_nfds = <optimized out>
        fds = <optimized out>
#16 0x00007ff8b392fb92 in g_main_loop_run (loop=0xf95820) at /build/buildd/glib2.0-2.29.18/./glib/gmain.c:3297
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#17 0x000000000040ba1b in main (argc=1, argv=0x7fffa9f82758) at server/vino-main.c:256
        vino = {settings = 0x10922d0, display = 0xfcc000, listeners = 0x1095530, n_screens = 1, sm_client = 0x10320f0, main_loop = 0xf95820}