Re: [PATCH v2] kref: Avoid null pointer dereference after WARN

From: Jason A. Donenfeld
Date: Tue Jun 27 2017 - 15:27:05 EST


On Tue, Jun 27, 2017 at 9:22 PM, Andi Kleen <ak@xxxxxxxxxxxxxxx> wrote:
> Who would actually set mman_min_addr incorrectly?

Historically there have been quite a few bypasses of mmap_min_addr,
actually. This is well-trodden ground.