On Wed, Jun 17, 2020 at 01:01:51PM -0700, Matthew Wilcox wrote: > On Wed, Jun 17, 2020 at 12:53:48PM -0700, Kees Cook wrote: > > Include SLAB and SLOB caches when performing kmem_cache pointer > > ... SLOB? Really? Objects from different kmem caches are mixed together > on the same page with SLOB (at least last time I looked). So how does > this work?
Hmm. I'm not sure. I can't even boot a SLOB kernel these days (even without these patches). But, pages are shared between kmem caches on SLOB, then I certainly can't add this check for it. :) I'll adjust this patch. -- Kees Cook
