Ubuntu
linux package

  1. Bug #1856608
  2. Comment #20

Comment 20 for bug 1856608

Revision history for this message
Bamoqi (bamoqi) wrote :

I can confirm this issue in 20.04 linux-image-5.4.0-42. This message only appear for my usb3.1 gen1 type-c hub when it is connected on boot. If I re-plug the hub after boot, the message stops. It doesn't appear for another connected usb3 type-a hub.

In /var/log/syslog, it prints every 4 seconds:

Aug 3 01:57:37 fox kernel: [ 6020.600964] usb usb2-port2: Cannot enable. Maybe the USB cable is bad?
Aug 3 01:57:41 fox kernel: [ 6024.672925] usb usb2-port2: Cannot enable. Maybe the USB cable is bad?
Aug 3 01:57:45 fox kernel: [ 6028.744888] usb usb2-port2: Cannot enable. Maybe the USB cable is bad?
Aug 3 01:57:49 fox kernel: [ 6032.816854] usb usb2-port2: Cannot enable. Maybe the USB cable is bad?