Same problem here with a C640 and kernel 2.6.17-10-generic (and previous kernels)
** Also affects: linux-source-2.6.17 (Ubuntu) Importance: Undecided Status: Unconfirmed -- Ubuntu crash when connecting to port replicator (Dell Latitude D610) https://launchpad.net/bugs/41091 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs