Description of problem:
Simply booted up the machine and logged in.  Immediately reported that Cinnamon had crashed.

Version-Release number of selected component:
cinnamon-1.6.7-2.fc18

Additional info:
backtrace_rating: 4
cmdline:        /usr/bin/cinnamon
crash_function: style_value_data_free
executable:     /usr/bin/cinnamon
kernel:         3.7.2-204.fc18.x86_64
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #2 style_value_data_free at rsvg-styles.c:95
 #3 g_hash_table_remove_all_nodes at ghash.c:536
 #4 g_hash_table_unref at ghash.c:1024
 #5 rsvg_state_finalize at rsvg-styles.c:456
 #6 _rsvg_node_finalize at rsvg-structure.c:123
 #7 _rsvg_node_free at rsvg-structure.c:133
 #8 rsvg_defs_free at rsvg-defs.c:177
 #9 rsvg_handle_dispose at rsvg-gobject.c:110
 #11 gdk_pixbuf__svg_image_stop_load at io-svg.c:172
 #12 gdk_pixbuf_loader_close at gdk-pixbuf-loader.c:789