Re: annoying frequent overcurrent messages.

[Al Boldi <a1426z@gawab.com>]

On Thu, 2006-07-13 at 14:08 +0200, Pavel Machek wrote:
> > > I have a box that's having its dmesg flooded with..
> > > 
> > > hub 1-0:1.0: over-current change on port 1
> > > hub 1-0:1.0: over-current change on port 2
> > > hub 1-0:1.0: over-current change on port 1
> > > hub 1-0:1.0: over-current change on port 2
> > ...
> > 
> > > over and over again..
> > > The thing is, this box doesn't even have any USB devices connected to 
> > > it, so there's absolutely nothing I can do to remedy this.
> > 
> > Well, overcurrent is a potentially dangerous situation.  That's why it 
> > gets reported with dev_err priority.
> 
> Well, I see overcurrents all the time while doing suspend/resume...
> 
> Why is it dangerous? USB should survive plugging something that
> connects +5V and ground. It may turn your machine off, but that should
> be it...?

I don't want to sound alarming here, but I just had a USBFlashStick fried by 
a machine, while in suspend-to-ram running 2.6.17.

I am blaming hw, but does anybody know how I can get my data back?

Thanks!

--
Al

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