Re: BUG: 2.5.68 uhci: host controlled halted and then kills the kernel

From: Greg KH (greg@kroah.com)
Date: Sat Apr 26 2003 - 23:35:21 EST


On Fri, Apr 25, 2003 at 11:14:13PM +0200, Ricardo Galli wrote:
> Sorry, again me :-(
>
> Playing aroung with the mouse, I've got the following error:
>
> usb 1-1: USB disconnect, address 2
> drivers/usb/host/uhci-hcd.c: 8800: host controller halted. very bad
> ^^^^^^^^

Do you get this error when running 2.4.21-rc1 when using the uhci.o
driver?

> hub 1-0:0: debounce: port 1: delay 100ms stable 4 status 0x301
> ...
>
>
> The USB didn't wok anymore, then I stopped hotplug and the system died
> just after the message "Stopping hotplug subsystem" appeared in the
> konsole.

That's because there's a nasty bug you hit when unloading the usb host
controller driver.

> It's the same Dell Latitude X200.
>
> BTW, the usb mouse doesn't work with ohci, altough the modules are loaded.

That's because you probably do not have the ohci hardware :)

thanks,

greg k-h
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