Re: [DISCUSSION] kstack offset randomization: bugs and performance

From: Kees Cook

Date: Thu Nov 27 2025 - 14:17:05 EST


On Thu, Nov 27, 2025 at 02:09:04PM +0000, Ryan Roberts wrote:
> no: rip out kstack offset randomization

Uh, no. There are system builders that have no problem with the current
performance. The _feature_ must stay because it has users. Whether it is
default-enabled, etc, sure, I have no problem with making changes there.
Whatever we can do to make it better, I obviously welcome, but we can't
remove it.

--
Kees Cook