On Wed, 09 Oct 2024 19:36:03 +0100, Marc Zyngier wrote:
> As there is very little ordering in the KVM API, userspace can
> instanciate a half-baked GIC (missing its memory map, for example)
> at almost any time.
>
> This means that, with the right timing, a thread running vcpu-0
> can enter the kernel without a GIC configured and get a GIC created
> behind its back by another thread. Amusingly, it will pick up
> that GIC and start messing with the data structures without the
> GIC having been fully initialised.
>
> [...]
Applied to fixes, thanks!
[1/1] KVM: arm64: Don't eagerly teardown the vgic on init error
commit: df5fd75ee305cb5927e0b1a0b46cc988ad8db2b1
Cheers,
M.
--
Without deviation from the norm, progress is not possible.
