I think it is what is happening to me or it is related to that. I have installed grub2 on the an usb stick 3.0 and grub does not even starts.
I have open also this bug : https://bugs.launchpad.net/ubuntu/+bug/1245147 but now I'm suspecting it is a grub issue. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/738456 Title: Grub2 panic when a device is plugged in a USB 3.0 port. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/738456/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
