Likely a kernel bug. Can you reproduce this with the Feisty beta release, or a current daily build?
** Changed in: linux-source-2.6.20 (Ubuntu) Sourcepackagename: debian-installer => linux-source-2.6.20 -- error when attempting to test Cd integrity - Feisty https://launchpad.net/bugs/82033 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs