crash in 9.1's psql:describeOneTableDetails

Hi,

Timing is on.
Pager is always used.
psql (9.1devel, server 9.0.3)
WARNING: psql version 9.1, server version 9.0.
Some psql features might not work.
Type "help" for help.

# \d category
column number 2 is out of range 0..1

results in:

Program received signal SIGSEGV, Segmentation fault.
__strcmp_ssse3 () at ../sysdeps/x86_64/multiarch/../strcmp.S:106
106 ../sysdeps/x86_64/multiarch/../strcmp.S: No such file or directory.
in ../sysdeps/x86_64/multiarch/../strcmp.S
(gdb) bt
#0 __strcmp_ssse3 () at ../sysdeps/x86_64/multiarch/../strcmp.S:106
#1 0x000000000041ec48 in describeOneTableDetails (schemaname=0x1f8ca06
"easyshop",
relationname=0x1f8ca0f "category", oid=0x1f8ca00 "48441", verbose=0
'\000') at describe.c:1757
#2 0x000000000041cfac in describeTableDetails (pattern=0x1f8c570 "category",
verbose=0 '\000', showSystem=0 '\000')
at describe.c:1069
#3 0x0000000000404407 in exec_command (cmd=0x1f82e70 "d",
scan_state=0x1f70050, query_buf=0x1f70690)
at command.c:369
#4 0x0000000000403be2 in HandleSlashCmds (scan_state=0x1f70050,
query_buf=0x1f70690) at command.c:108
#5 0x000000000040d7ce in MainLoop (source=0x7f40888fc7e0) at mainloop.c:301
#6 0x0000000000413085 in main (argc=8, argv=0x7fff05473d08) at startup.c:305

Unfortunately I wont have time to