This is a known problem. It's fixed in edgy by using the pata_pcmcia module. It likely wont get fixed in dapper.
** Changed in: linux-source-2.6.15 (Ubuntu) Status: Unconfirmed => Confirmed -- IDE crash on inserting PCMCIA IDE device https://launchpad.net/bugs/44599 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs