Series tracked for Cosmic, as per Seth's comment: USB_XHCI_DBGCAP has been enabled since cosmic. I've now enabled CONFIG_EARLY_PRINTK_USB_XDBC as well in disco.
** Also affects: linux (Ubuntu Cosmic) Importance: Undecided Status: New ** Changed in: linux (Ubuntu) Status: Confirmed => Fix Released ** Changed in: linux (Ubuntu Cosmic) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1821537 Title: Enable kernel options CONFIG_EARLY_PRINTK_USB_XDBC and USB_XHCI_DBGCAP for serial Superspeed(+) connections with kernels >= 4.16 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1821537/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs