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SubjectRe: rcu_prempt stalls / lockup
On Thu, Apr 03, 2014 at 06:37:00PM -0400, Dave Jones wrote:
> On Thu, Apr 03, 2014 at 05:44:30PM -0400, Dave Jones wrote:
> > On Thu, Apr 03, 2014 at 01:46:56PM -0700, Paul E. McKenney wrote:
> > > git merge anti-fixes
> > >
> > > Then bisect through these reverts.
> > >
> > > I am assuming, perhaps naively, that changes under Documentation and
> > > to torture testing should not be affecting you.
> > >
> > > Does this make sense?
> >
> > I tried reverting every one of those and could still hit it, which
> > seems to indicate the bug is elsewhere, and rcu is just a victim of it.
> > I'm going to start trying to revert the lockdep changes, given this seems
> > to happen after that has warned..
>
> And that was also without any success.
> Tomorrow I'll try a bisect on just arch/x86.

I cannot think of any better debugging strategy at the moment.

Thanx, Paul



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