I would try and swap around cables if you can -- if the condition
occurs with all cables/ports, it's likely not a cable issue.
unfortunately I have no idea who can fix the bug, though, since
I'm still in the throes of not having a fix myself :(
Frank Duignan writes:
> Yep, I noticed some of that traffic when trying to diagnose the problem.
> I'm running 220.127.116.11 which may well contain that buggy usb code. My reading
> of the situation was that it applies to certain usb chipsets combined with
> certain usb devices. This may be true as I've got a 2GB flash drive which
> works fine as a usb 2.0 device though I do remember some funnies when I
> connected an external usb2.0 hard disk drive recently. If it is a bug it is
> certainly repeatable on my setup. If I was to contact someone about fixing
> it who would you suggest?
>> On 1/3/07, Justin Mason <jm at jmason.org> wrote:
> > Josh Glover writes:
> > > On 31/12/06, Frank Duignan <frank.duignan at gmail.com> wrote:
> > >
> > > > The only caveat I have may perhaps be just unusual to
> > > > the usb chipset I've got (so google implies). If you mount the
> > beastie as a
> > > > usb 2.0 device i.e. with the ehci-hcd module loaded it umounts itself
> > after
> > > > a short while - even in the middle of a write.
> > >
> > > I have seen this problem as well. In my case, it turned out to be a
> > > cable that was just ever-so-slightly flakey. If you have a known good
> > > cable (i.e. one that you have tested with other USB 2.0 devices), you
> > > might try that.
> > >
> > > Of course, your situation may be different, but just in case.
> > It looks likely that there's a bug in recent kernels (or Ubuntu-built
> > kernels, at least) in their support for USB hard drives (incl iPods):
> > http://taint.org/2006/12/13/191554a.html> >
> > --j.
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