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SubjectRe: WARNING and PANIC in irq_matrix_free
On Wed, 23 May 2018, Tariq Toukan wrote:
> On 19/05/2018 2:20 PM, Thomas Gleixner wrote:
> > On Fri, 18 May 2018, Dmitry Safonov wrote:
> > > I'm not entirely sure that it's the same fault, but at least backtrace
> > > looks resembling.
> >
> > Yes, it's similar, but not the same issue. I'll stare are the code ...
> >
> > Thanks,
> >
> > tglx
> >
>
> We still see the issue in our daily regression runs.
> I have your patch merged into my internal branch, it prints the following:
>
> [ 4898.226258] Trying to clear prev_vector: 0
> [ 4898.226439] Trying to clear prev_vector: 0
>
> i.e. vector(0) is lower than FIRST_EXTERNAL_VECTOR.

Could you please enable the vector and irq matrix trace points and capture
the trace when this happens?

Thanks,

tglx

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