Bug was reproducible multiple times to different USB drives. After installing kernel patches [1], multiple installs to different USB 3.0 usb drives worked just fine.
[1] https://patchwork.kernel.org/bundle/bleung/chromeos-laptop-deferring-and-haswell/ ** Changed in: ubiquity (Ubuntu) Status: Invalid => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1299293 Title: Installer crashed while running install To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1299293/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
