Comment 19 for bug 21613

(In reply to comment #18)

> I added "alias ehci_hcd remove" to my /etc/modprobe.d/arch-aliases and this
> appears to have solved the problem upon a fresh reboot. Is this the correct
> technique to disable this from auto-loading at boot?

Actually you should rather append the module name "ehci_hdc" to
/etc/hotplug/blacklist.

> Is it possible to fix this
> issue in future releases of Ubuntu?

I hope so :-) It is mainly a kernel issue, so maybe newer kernel versions will
fix this. We have heard about similar problems with USB 2.0.