I don't know if this is the right place but I don't think this is fixed in 20.04 (focal).
[517928.746183] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517929.718230] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517929.718327] usb usb3-port1: attempt power cycle [517931.001933] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517931.945888] ucsi_acpi USBC000:00: PPM NOT RESPONDING [517931.945894] ucsi_acpi USBC000:00: con2: failed to register partner alternate modes [517931.969927] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517931.970038] usb usb3-port1: unable to enumerate USB device [517934.170175] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517935.138142] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517935.138230] usb usb3-port1: attempt power cycle [517936.425890] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517937.397879] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517937.397957] usb usb3-port1: unable to enumerate USB device [517939.609851] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? [517940.581894] usb usb3-port1: Cannot enable. Maybe the USB cable is bad? Swapping ports and cables made no difference. Everything worked fine with 18.04 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1856608 Title: [Regression] usb usb2-port2: Cannot enable. Maybe the USB cable is bad? Status in linux package in Ubuntu: Incomplete Status in linux source package in Bionic: Fix Released Status in linux source package in Disco: Fix Released Status in linux source package in Eoan: Fix Released Status in linux source package in Focal: Incomplete Bug description: This appears to be a regression between 4.15.0-70.79 and 4.15.0-72.81. This bug was fixed by simply reverting the offending change. Bug 1859873 tracks root causing the issue and reapplying the change w/ any necessary fixes. [Impact] USB port unusable and boot time takes ~5 minutes longer to complete. Kernel emits messages like: usb usb2-port2: Cannot enable. Maybe the USB cable is bad? [Test Case] dmesg | grep "Cannot enable" [Fix] [Regression Risk] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1856608/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
