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SubjectRe: lockup on USB event kernel 2.4.20
From
Date
> 
> My SO's computer works fine under redhat 8 which runs on a 2.4.18
> kernel, however on redhat 9 with a 2.4.20 kernel it locks up. Also,
> redhat upgraded their kernel to 2.4.20 for rh 8 as well and I saw the
> same behavior.
>
> Everything works fine until she moves her mouse which is connected to
> the USB, that locks the system.
>
> Is this a known problem? Any idea how I can debug it?
>
> Thanks
> Jay
Hi,

Is your controler a UHCI one ?
If yes, try to connect your mouse via a hub if it's directly
connected to your computer.
There seem to be an issue with (rare) devices connected directly
to UHCI controlers.
I can easily lock UHCI based computers with an ATMEL Wifi device this way.

Regards.
--
Jocelyn Mayer <jma@netgem.com>

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