had to change to nouveau for the kernel to install and my wireless card didn't work (bwcml), but still no change. not working in mainline kernel Linux 3.15.0-031500rc5-generic.
dmesg | grep usb shows multiple instances of usb 2-1.2: cannot submit urb 0, error -28: not enough bandwidth dmesg | grep xhci shows nothing ** Tags added: kernel-bug-exists-upstream ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1319443 Title: xhci usb 3.0 logitech c920 not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1319443/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs