#0  0x00007fb01c314e70 in writev () from /lib64/libc.so.6
#1  0x00007fb01ca15a1c in _dbus_write_two (fd=17, buffer1=<value optimized out>, start1=<value optimized out>, len1=-32, buffer2=0x7fb01cc74c78, start2=0, len2=0)
    at dbus-sysdeps-unix.c:421
#2  0x00007fb01ca0e512 in do_writing (transport=0x7fb01cc64870) at dbus-transport-socket.c:596
#3  0x00007fb01ca0e787 in socket_do_iteration (transport=0x7fb01cc64870, flags=1, timeout_milliseconds=-1) at dbus-transport-socket.c:996
#4  0x00007fb01ca0d104 in _dbus_transport_do_iteration (transport=0x7fb01cc64870, flags=1, timeout_milliseconds=-1) at dbus-transport.c:956
#5  0x00007fb01ca020be in _dbus_connection_do_iteration_unlocked (connection=0x7fb01cc5a5f0, flags=1, timeout_milliseconds=-1) at dbus-connection.c:1143
#6  0x00007fb01ca0219a in _dbus_connection_send_preallocated_unlocked_no_update (connection=0x7fb01cc5a5f0, preallocated=0x25, message=0x7fb01cc74c30, 
    client_serial=0x0) at dbus-connection.c:1959
#7  0x00007fb01ca02aa9 in _dbus_connection_send_preallocated_and_unlock (connection=0x11, preallocated=0x7fff24a30590, message=0x2, client_serial=0xffffffffffffffff)
    at dbus-connection.c:1978
#8  0x00007fb01c9f5865 in bus_transaction_execute_and_free (transaction=0x7fb01cc657a0) at connection.c:2102
#9  0x00007fb01c9f844d in bus_dispatch_message_filter (connection=0x7fb01cc5a5f0, message=0x7fb01cc73710, user_data=<value optimized out>) at dispatch.c:361
#10 0x00007fb01ca0281b in dbus_connection_dispatch (connection=0x7fb01cc5a5f0) at dbus-connection.c:4385
#11 0x00007fb01ca173e0 in _dbus_loop_dispatch (loop=0x7fb01cc361b0) at dbus-mainloop.c:482
#12 0x00007fb01ca176ba in _dbus_loop_iterate (loop=0x7fb01cc361b0, block=1) at dbus-mainloop.c:848
#13 0x00007fb01ca17a8d in _dbus_loop_run (loop=0x7fb01cc361b0) at dbus-mainloop.c:874
#14 0x00007fb01c9ffa66 in main (argc=<value optimized out>, argv=0x7fff24a30f88) at main.c:468