Version-Release number of selected component:
mate-screensaver-1.6.1-4.fc20

Additional info:
reporter:       libreport-2.1.10
backtrace_rating: 4
cmdline:        /usr/libexec/mate-screensaver-dialog --status-message= --enable-switch
crash_function: _dbus_mem_pool_dealloc
executable:     /usr/libexec/mate-screensaver-dialog
kernel:         3.12.5-302.fc20.i686
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 _dbus_mem_pool_dealloc at dbus-mempool.c:398
 #1 free_link at dbus-list.c:97
 #2 _dbus_list_remove_link at dbus-list.c:520
 #3 _dbus_list_remove at dbus-list.c:414
 #4 _dbus_rmutex_free_at_location at dbus-threads.c:139
 #5 _dbus_connection_last_unref at dbus-connection.c:2747
 #6 dbus_connection_unref at dbus-connection.c:2796
 #7 dbus_g_connection_unref at dbus-glib.c:91
 #8 close_and_unref at pam_fprintd.c:170
 #9 do_auth at pam_fprintd.c:401