/usr/share/pennmush/ is in pennmush-common 1.8.2p8-1ubuntu3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/pennmush/game/
/usr/share/pennmush/game/README
/usr/share/pennmush/game/access.README
/usr/share/pennmush/game/alias.cnf
/usr/share/pennmush/game/aliascnf.dst
/usr/share/pennmush/game/data/
/usr/share/pennmush/game/data/README
/usr/share/pennmush/game/getdate.README
/usr/share/pennmush/game/getdate.template
/usr/share/pennmush/game/log/
/usr/share/pennmush/game/log/README
/usr/share/pennmush/game/mush.cnf
/usr/share/pennmush/game/mushcnf.dst
/usr/share/pennmush/game/names.cnf
/usr/share/pennmush/game/namescnf.dst
/usr/share/pennmush/game/restart
/usr/share/pennmush/game/restrict.cnf
/usr/share/pennmush/game/restrictcnf.dst
/usr/share/pennmush/game/save/
/usr/share/pennmush/game/save/README
/usr/share/pennmush/game/txt/
/usr/share/pennmush/game/txt/Makefile
/usr/share/pennmush/game/txt/README
/usr/share/pennmush/game/txt/compose.sh
/usr/share/pennmush/game/txt/compose.sh.SH
/usr/share/pennmush/game/txt/connect.txt
/usr/share/pennmush/game/txt/down.txt
/usr/share/pennmush/game/txt/evt/
/usr/share/pennmush/game/txt/evt/pennmush.evt
/usr/share/pennmush/game/txt/full.txt
/usr/share/pennmush/game/txt/guest.txt
/usr/share/pennmush/game/txt/hlp/
/usr/share/pennmush/game/txt/hlp/pennattr.hlp
/usr/share/pennmush/game/txt/hlp/pennchat.hlp
/usr/share/pennmush/game/txt/hlp/penncmd.hlp
/usr/share/pennmush/game/txt/hlp/penncode.hlp
/usr/share/pennmush/game/txt/hlp/pennconf.hlp
/usr/share/pennmush/game/txt/hlp/pennflag.hlp
/usr/share/pennmush/game/txt/hlp/pennfunc.hlp
/usr/share/pennmush/game/txt/hlp/pennmail.hlp
/usr/share/pennmush/game/txt/hlp/pennpueb.hlp
/usr/share/pennmush/game/txt/hlp/penntop.hlp
/usr/share/pennmush/game/txt/hlp/pennv174.hlp
/usr/share/pennmush/game/txt/hlp/pennv175.hlp
/usr/share/pennmush/game/txt/hlp/pennv176.hlp
/usr/share/pennmush/game/txt/hlp/pennv177.hlp
/usr/share/pennmush/game/txt/hlp/pennv180.hlp
/usr/share/pennmush/game/txt/hlp/pennv181.hlp
/usr/share/pennmush/game/txt/hlp/pennv182.hlp
/usr/share/pennmush/game/txt/hlp/pennvOLD.hlp
/usr/share/pennmush/game/txt/index-files.pl
/usr/share/pennmush/game/txt/motd.txt
/usr/share/pennmush/game/txt/newuser.txt
/usr/share/pennmush/game/txt/nws/
/usr/share/pennmush/game/txt/nws/pennmush.nws
/usr/share/pennmush/game/txt/quit.txt
/usr/share/pennmush/game/txt/register.txt
/usr/share/pennmush/game/txt/wizmotd.txt