Ubuntu
linux-source-2.6.22 package

  1. Bug #88746 (ehci-hcd)
  2. Comment #639

Comment 639 for bug 88746

Revision history for this message
In , andrej (andrej-linux-kernel-bugs) wrote :

Ooops... The autosuspend trick did not help at all. The problem persists.

One more important fact: The failing USB communication is somewhat dangerous for the whole system when a UDF disk is mounted. I have already experienced several hard lockups where even the magic SysRq key did not help at all.