Shortly after I saw this on my thinkpad I saw the same problem also on a non-linux machine connected to the same USB hub. I wrote this problem off to be a hardware issue of my USB hub and bought a new one and haven't seen this problem since...
Thanks again and sorry for not updating you earlier. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1250966 Title: [Lenovo ThinkPad X220] usb port turns itself off To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1250966/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs