Re: [PATCH] lkdtm: Add case to provoke a crash in EFI runtime services

From: Kees Cook

Date: Thu May 21 2026 - 06:27:42 EST


On Fri, 01 May 2026 19:01:56 +0200, Ard Biesheuvel wrote:
> Add a lkdtm test case that triggers a fault during the execution of a
> EFI runtime service by passing a read-only variable as a by-ref argument
> that the firmware is supposed to update.
>
> This is useful for testing the graceful handling of faults/exception in
> EFI platform firmware, which is implemented on x86 and arm64.
>
> [...]

Applied to for-next/hardening, thanks!

[1/1] lkdtm: Add case to provoke a crash in EFI runtime services
https://git.kernel.org/kees/c/a34039981e6d

Take care,

--
Kees Cook