I have now checked for access after rmmod/modprobe xhci, and that was successful in making both drives accessible.
Subject to unmounting as needed before module handling, I can live with that for the moment ... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/832319 Title: inconsistent USB3 support To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/832319/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs