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SubjectRe: WARN_ON_ONCE(!new_owner) within wake_futex_pi() triggered
On Tue, Jan 29, 2019 at 02:03:01PM +0100, Thomas Gleixner wrote:
> On Tue, 29 Jan 2019, Peter Zijlstra wrote:
>
> > On Tue, Jan 29, 2019 at 11:24:09AM +0100, Heiko Carstens wrote:
> >
> > > Yes, sure. However ;) I reproduced the above with v5.0-rc4 + your
> > > patch. And now I am trying to reproduce with linux-next 20190129 +
> > > your patch and it doesn't trigger. Did I miss a patch which is only in
> > > linux-next which could fix this?
> > >
> >
> > I'm forever confused on what patch is where; but -ESRCH makes me thing
> > maybe you lost this one:
> >
> > ---
> >
> > commit da791a667536bf8322042e38ca85d55a78d3c273
> > Author: Thomas Gleixner <tglx@linutronix.de>
> > Date: Mon Dec 10 14:35:14 2018 +0100
>
> That's in Linus tree already ...

Yes, for some reason it's hardly reproducible now. It did hit once
after an hour, but (of course) without tracing enabled... still
trying.

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