Can't confirm on i386 - however, if I press the power button, the logout dialog will come up after the screen is unlocked. Having pressed it several times, the dialog come up over and over again. So I agree that the power button should be completely disabled when the screen is locked.
-- Pressing power button unlocks locked screensaver https://launchpad.net/malone/bugs/37350 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs