Seems that this bug is a duplicate of #88746. Thanks to Eric Wick, setting autosuspend to -1 is a good workaround.
To do this at boot time you can use Robert North's suggestion in https://bugs.launchpad.net/ubuntu/hardy/+source/linux-source-2.6.20/+bug/88746/comments/209 Cheers -- External harddrive failure, ehci_hcd https://bugs.launchpad.net/bugs/237760 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs