On Sat, 26 Nov 2011, Johann Klammer wrote: > Alan Stern wrote: > > This is probably a low-level hardware error. Interference between the > > two ports of some kind. > > This is quite possible. Have been able to produce a more verbose logfile > snippet. The log shows that your EHCI controller reports disconnects on both ports, after which it is unable to re-enumerate the disk drive. Following that, a bug in the DVB driver prevents it from unbinding properly, causing a hang. This could be the result of an electrical glitch or power fluctuation. Are these devices bus-powered? Or it could simply be something wrong with your EHCI controller. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
