usb/kue0 not transmitting or receiving packets

[Scott Michel]

Matthew Dillon wrote:
:Any clue on diagnosing would be helpful (e.g., kernel tracing or driver 
:verbosity). FWIW, DFly locks solidly if the laptop is rebooted while 
:detecting devices attached to the uchi hub, so perhaps the problem lies 
:in initializing the hub?
This is a separate problem to which I might have to ask Bill Paul for an 
answer. A lockup will occur if the driver attempts to download firmware 
to the kue Ethernet device while it's still attached to the bus.