Runaway intr, not flash related

[b. f.]

On 8/15/10, Doug Barton <dougb at freebsd.org> wrote:
> On 08/14/2010 09:54, b. f. wrote:
>>> My "runaway intr" problem with flash has been continuing all
>>> along, but since no one has been interested in helping with it I
>>> haven't reported it for a while. However, today, for the first
>>> time, it happened when I had not run flash at all since I booted.
>>>
>>> My system: Dell D620, C2D, i386, SMP, r210908
>>>
>>> swi4: clock is the culprit again this time, but when flash
>>> triggers this problem I sometimes see hdac as the culprit, FYI.

> The problem happens MOST often when I'm viewing a flash video, but it
> can also happen other times. Interestingly, what often happens is that
> everything is fine while I'm viewing the video, but intr runs away after
> I close the window. I was sort of surprised by this myself, but now I
> have verified it numerous times.
>
> It happens without running flash (as I pointed out in this message) and
> last night I was able to trigger it several times without running X at all.
>
> The usual device that runs away is the clock, but sometimes (about 1 in
> 20) it's hdac.
>

What were you doing when you triggered the interrupt problem without
running X?  Was there a lot of network, audio device, or disk activity
at the time? Are these failures without X consistently reproducible,
or unpredictable?  Can you remember the revision number of the last
version of -CURRENT that didn't have these problems?

b.