Can you attach (do no paste into comments) via the web interface the output of "dmesg" with and without working ps2?
Perhaps use USB keyboard during this test to produce the needed output. Thanks ** Changed in: linux-source-2.6.15 (Ubuntu) Status: Unconfirmed => Needs Info -- PS2 keyboard problem https://launchpad.net/bugs/54836 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs