[PATCH] KVM: arm64: Fix nVHE/pKVM hyp tracing error on invalid desc

Marc Zyngier maz at kernel.org
Wed May 20 00:17:55 PDT 2026


On Thu, 14 May 2026 17:26:24 +0100, Vincent Donnefort wrote:
> pKVM must validate the host-provided tracing buffer descriptor.
> However, if an error is found, the hypervisor would just return 0 to the
> host. Fix the return value on validation failure.
> 
> While at it, rename the function to hyp_trace_desc_is_valid() and skip
> validation for the nVHE mode as we trust host-provided data in that
> case.
> 
> [...]

Applied to fixes, thanks!

[1/1] KVM: arm64: Fix nVHE/pKVM hyp tracing error on invalid desc
      commit: 1702da76e017ae0fbe1a92b07bc332972c293e89

Cheers,

	M.
-- 
Jazz isn't dead. It just smells funny.





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