This is -current as of a few days ago, but this has been an ongoing issue for 
some time now.

Starting program: /usr/pkg/sbin/cupsd -f
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...(no debugging symbols found)...
(no debugging symbols found)...
Program received signal SIGSEGV, Segmentation fault.
0x4828d5a1 in strcasecmp () from /usr/lib/libc.so.12
(gdb) where
#0  0x4828d5a1 in strcasecmp () from /usr/lib/libc.so.12
#1  0x080505dd in free ()
#2  0x0805150b in free ()
#3  0x0805be2e in SrvUrlCallback ()
#4  0x0804c566 in free ()

This is when I hit the web page to administrate cups.

--Michael