Re: usb modules after resuming suspend-to-disk cause kernel oops on iBook

On Tue, 3 Apr 2007, [UTF-8] Cédric Boutillier wrote:

> Hello Alan,
> 
> On 4/1/07, Alan Stern <[email protected]> wrote:
> 
> > This really looks like a hardware problem in one of your USB controllers.
> > The patch below might help.  See what happens.
> >
> > Alan Stern
> >
> >
> 
> Thank you very much for the explanations and for the patch. After
> applying it, I do not see all these messages in my syslog, and USB
> seems to work correctly after it.

Okay, I'll submit the patch.

> Adding some modules in the hibernate blacklist made suspend-to-disk
> resume correctly.
> 
> I am a bit worried though if that is a hardware problem since hub 1
> seems to be the hub connected to my (internal) keyboard and
> trackpad....am I wrong ?
> 
> % lsusb
> Bus 004 Device 001: ID 0000:0000
> Bus 002 Device 001: ID 0000:0000
> Bus 003 Device 001: ID 0000:0000
> Bus 001 Device 003: ID 05ac:030b Apple Computer, Inc.
> Bus 001 Device 002: ID 05ac:1000 Apple Computer, Inc.
> Bus 001 Device 001: ID 0000:0000

You are right -- hub 1 is connected to the keyboard and trackpad.  But 
with the patch installed, maybe the hardware bug won't matter any more.

Alan Stern


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