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SubjectRe: BUG: unable to handle kernel paging request in usb_match_id()
On Sun, Aug 05, 2012 at 10:59:38AM +0800, Fengguang Wu wrote:
> Hi all,
>
> This line triggers an oops in kvm boot test:
>
> usb_match_id():
> ==> 748 for (; id->idVendor || id->idProduct || id->bDeviceClass ||
> 749 id->bInterfaceClass || id->driver_info; id++) {
> 750 if (usb_match_one_id(interface, id))
> 751 return id;
> 752 }
>
> It's an old bug and happens also in linux 3.0. It's very reproducible
> for the attached config. I can send the initrd (yocto-minimal-i386.cgz)
> on your request in private email.

Odds are a driver without a terminating NULL for the device id list is
causing this to fail.

What devices are in the system and what drivers are trying to be bound?

greg k-h


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