Unexpected critical/warning: gsignal.c:2641: instance '0x144a770' has no handler with id '2'

Stack trace:
gst_debug_get_stack_trace (gstinfo.c:2788)
gst_check_log_critical_func (gstcheck.c:281)
g_logv (/usr/lib64/libglib-2.0.so.0.5800.2:0x7f40d144e4fb)
g_log (/usr/lib64/libglib-2.0.so.0.5800.2:0x7f40d144e6ef)
g_signal_handler_disconnect (/usr/lib64/libgobject-2.0.so.0.5800.2:0x7f40d13c5a03)
g_cancellable_disconnect (/usr/lib64/libgio-2.0.so.0.5800.2:0x7f40d1238dae)
?? (/usr/lib64/libgio-2.0.so.0.5800.2:0x7f40d1238df8)
?? (/usr/lib64/libglib-2.0.so.0.5800.2:0x7f40d1444045)
?? (/usr/lib64/libglib-2.0.so.0.5800.2:0x7f40d1445407)
ensure_condition (gstmultisocketsink.c:999)
gst_multi_handle_sink_remove_client_link (gstmultihandlesink.c:971)
gst_multi_handle_sink_clear (gstmultihandlesink.c:847)
gst_multi_handle_sink_change_state (gstmultihandlesink.c:2200)
gst_element_change_state (gstelement.c:2952)
gst_element_change_state (gstelement.c:2991)
gst_element_change_state (gstelement.c:2991)
gst_element_set_state_func (gstelement.c:2906)
test_add_client (multisocketsink.c:230)

Likely same root cause as:
gstreamer/gst-plugins-base#516
gstreamer/gst-plugins-base#534