Re: [PATCH v2 0/2] arm64: modules: Reject loading of malformed modules

Will Deacon
2025-11-07T15:54:05Z

On Mon, 22 Sep 2025 13:04:25 +0000, Adrian Barnaś wrote:
> Here is version two of the patches I previously posted here:
>
> v1: https://lore.kernel.org/all/20250919122321.946462-1-abarnas@google.com/
>
> Changes:
> * Renamed the parameter `is_module` to `skip_dry_run` in scs_patch()
> * Moved comments to module_finalize() and improve justification
> * Instead of rejecting all modules with callback, reject those with cb
> pointing outside core kernel text
> * Replace -EPERM to -ENOEXEC when rejecting modules with incorrect cb
> * Fix missing return in apply_alternatives_module() placeholder
>
> [...]

Applied to arm64 (for-next/fixes), thanks!

[1/2] arm64: Fail module loading if dynamic SCS patching fails
https://git.kernel.org/arm64/c/6d4a0fbd34a4
[2/2] arm64: Reject modules with internal alternative callbacks
https://git.kernel.org/arm64/c/8e8ae788964a

Cheers,
--
Will