I just realized that Gabble is using 100% of my CPU. 


Here is the backtrace if I interrupt it: (sorry for the lack of debugging symbols!)

#0  0x00007f51e5ad4bc5 in __libc_send (fd=9, buf=0x1a68520, n=4408, flags=0) at ../sysdeps/unix/sysv/linux/x86_64/send.c:28
#1  0x00007f51e50a4c8a in _gnutls_io_write_buffered () from /usr/lib/libgnutls.so.26
#2  0x00007f51e50a4f29 in _gnutls_io_write_flush () from /usr/lib/libgnutls.so.26
#3  0x00007f51e50a108b in _gnutls_send_int () from /usr/lib/libgnutls.so.26
#4  0x00007f51e6fd9f20 in ?? () from /usr/lib/libloudmouth-1.so.0
#5  0x00007f51e6fdc891 in ?? () from /usr/lib/libloudmouth-1.so.0
#6  0x00007f51e6fd48d6 in ?? () from /usr/lib/libloudmouth-1.so.0
#7  0x00007f51e6fd4e98 in lm_connection_send () from /usr/lib/libloudmouth-1.so.0
#8  0x0000000000412f83 in ?? ()
#9  0x00000000004322a3 in ?? ()
#10 0x0000000000432358 in ?? ()
#11 0x0000000000432548 in ?? ()
#12 0x00007f51e6fd6d39 in ?? () from /usr/lib/libloudmouth-1.so.0
#13 0x00007f51e6fd8207 in ?? () from /usr/lib/libloudmouth-1.so.0
#14 0x00007f51e5f1ff7a in IA__g_main_context_dispatch (context=0x14cebb0) at /tmp/cdt.XX50MgKl/build-area/glib2.0-2.20.1/glib/gmain.c:1814
#15 0x00007f51e5f23640 in g_main_context_iterate (context=0x14cebb0, block=1, dispatch=1, self=<value optimized out>)
    at /tmp/cdt.XX50MgKl/build-area/glib2.0-2.20.1/glib/gmain.c:2448
#16 0x00007f51e5f23b0d in IA__g_main_loop_run (loop=0x14cb670) at /tmp/cdt.XX50MgKl/build-area/glib2.0-2.20.1/glib/gmain.c:2656
#17 0x00007f51e6b54a48 in tp_run_connection_manager () from /usr/lib/libtelepathy-glib.so.0
#18 0x00007f51e57925a6 in __libc_start_main (main=0x4120c0 <tp_svc_channel_type_tubes_implement_offer_stream_tube@plt+264>, argc=1, 
    ubp_av=0x7fffefe888e8, init=0x47e910, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fffefe888d8)
    at libc-start.c:222
#19 0x0000000000411ff9 in ?? ()
#20 0x00007fffefe888d8 in ?? ()
#21 0x000000000000001c in ?? ()
#22 0x0000000000000001 in ?? ()
#23 0x00007fffefe88c5a in ?? ()
#24 0x0000000000000000 in ?? ()