Re: Possible regression in "slab, slub: skip unnecessary kasan_cache_shutdown()"

From: Jason A. Donenfeld
Date: Tue Jun 19 2018 - 11:18:57 EST


On Tue, Jun 19, 2018 at 5:08 PM Shakeel Butt <shakeelb@xxxxxxxxxx> wrote:
> > > Are you using SLAB or SLUB? We stress kernel pretty heavily, but with
> > > SLAB, and I suspect Shakeel may also be using SLAB. So if you are
> > > using SLUB, there is significant chance that it's a bug in the SLUB
> > > part of the change.
> >
> > Nice intuition; I am indeed using SLUB rather than SLAB...
> >
>
> Can you try once with SLAB? Just to make sure that it is SLUB specific.

Sorry, I meant to mention that earlier. I tried with SLAB; the crash
does not occur. This appears to be SLUB-specific.