What do these messages in syslog mean (stops my trackball working)?

[Gene Heskett]

On Saturday 12 October 2013 06:41:23 Colin Law did opine:

> On 12 October 2013 09:35, Gene Heskett <gheskett at wdtv.com> wrote:
> > On Saturday 12 October 2013 04:30:27 Colin Law did opine:
> >> On 11 October 2013 11:32, Chris Green <cl at isbd.net> wrote:
> >> > I have a Logitech wireless trackball that I use with my Acer Aspire
> >> > netbook running Xubuntu 12.10.  It works for quite a while (random
> >> > amounts of time) and then stops, the following messages appear in
> >> > syslog when it stops:-
> >> > 
> >> >     Oct 11 11:24:06 acer-aspire kernel: [ 7812.377726] uhci_hcd
> >> >     0000:00:1d.1: >host controller process error, something bad
> >> >     happened! Oct 11 11:24:06 acer-aspire kernel: [ 7812.377751]
> >> >     uhci_hcd 0000:00:1d.1: >host controller halted, very bad! Oct
> >> >     11 11:24:06 acer-aspire kernel: [ 7812.377781] uhci_hcd
> >> >     0000:00:1d.1: >HC died; cleaning up Oct 11 11:24:06 acer-aspire
> >> >     kernel: [ 7812.378030] usb 3-1: >USB disconnect, device number
> >> >     2
> >> > 
> >> > An identical Logical trackball works perfectly with Xubuntu 12.10
> >> > on my desktop machine.
> >> 
> >> I would initially suspect a hardware fault.  Swap the trackballs
> >> between the machines (including the receivers).  That will tell you
> >> whether it is the machine or the trackball that is faulty.  Also try
> >> different USB ports to see if it is a fault with one of the ports.
> >> 
> >> Colin
> > 
> > I wonder if this is somehow connected to a problem I am having with an
> > MS mouse with the touchpad scroll wheel. Function of scroll is quite
> > unpredictable, and at times quits working altogether, or causes a
> > sideways scroll when my hand isn't touching the mouse but pick up the
> > mouse turn it over, turn its switch off for a couple seconds, turn it
> > on and its back to its usual spastic self.  For 2, maybe 3 or 4 days.
> 
> Not likely connected, unless you are getting similar messages in syslog
> 
> Colin

Nothing out of the ordinary is making it as far as the syslog, I just now 
turned it off & back on, getting nothing in the log. From either messages 
or dmesg.

Thanks Colin.

Cheers, Gene
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