Re: linux-next: Tree for Apr 18 [ call-trace: drm | x86 | smp | rcurelated? ]

From: Paul E. McKenney
Date: Fri Apr 19 2013 - 17:40:15 EST


On Fri, Apr 19, 2013 at 02:24:10PM -0700, Linus Torvalds wrote:
> On Fri, Apr 19, 2013 at 2:09 PM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
> >
> > I have applied all three patches and see still call-traces.
> > New are apparmor related messages.
>
> Can you try the crazy rcu double-free debug hack?
>
> See
>
> https://lkml.org/lkml/2013/3/30/113
>
> and I'm re-attaching the ugly-ass crazy hack patch here too..
>
> Linus

For whatever it is worth, CONFIG_DEBUG_OBJECTS_RCU_HEAD=y is intended to
detect RCU double-freeing. But if it isn't helping for whatever reason,
please let me know!

Thanx, Paul

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