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SubjectRe: 2.6.39.2: usb kernel panic/oops: schedule+ehci_irq+0x266/0x830
On Wed, 6 Jul 2011, Justin Piszcz wrote:

> On Wed, 6 Jul 2011, Justin Piszcz wrote:
>
> >
> >
> > On Tue, 5 Jul 2011, Justin Piszcz wrote:
> >
> >> Hi,
> >>
> >> I plan to build a new machine in the future (one with console access) but
> >> in the meantime, after my PSU replacement, the host is still having issues,
> >> I've turned off bluetooth wireless (built into the DP55KG) and will see if
> >> it panics again, link the latest panic/oops/etc:
> >>
>
> When it recurs, I will disable the 'threadirq' boot option with 2.6.39, as
> that is when all this started happening and report back if it happens without
> this option enabled.
>
> Is there a reason why threadirq would cause weird issues on one HW type
> chipset vs. another (both Intel)?

ehci-hcd doesn't use threaded interrupts, so in theory that option
shouldn't make any difference. Of course, theory isn't always right.

Alan Stern



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