Andy Lutomirski wrote:
> I have a Logitech Cordless Elite Duo (I don't use it's mouse, but it's 
> there) and a Logitech Dual Optical mouse.  Both are plugged into a hub, 
> and the hub is on a switch (with another computer) so it gets frequently 
> connected and disconnected.
> 
> Kernel is 2.6.6-mm1 with 4kstacks reverted and tainted by the nvidia 
> module (yes, I know, but I've been running the same module for some time 
> on different kernels and I haven't seen this one...).
> 
> lsusb does nothing after this oops.
> 

ok... this one is 100% reproducable by switching hub off the system.

Here's the entire serial console output without any binary modules.
There was no problem with 2.6.6-rc2-mm1.

--Andy