[GIT PULL] KVM/arm64 fixes for 6.10, take #2

[GIT PULL] KVM/arm64 fixes for 6.10, take #2

[Marc Zyngier]

Paolo,

Here's a smaller set of fixes for 6.10. One vgic fix adressing a UAF,
and a correctness fix for the pKVM FFA proxy.

Please pull,

        M.

The following changes since commit afb91f5f8ad7af172d993a34fde1947892408f53:

  KVM: arm64: Ensure that SME controls are disabled in protected mode (2024-06-04 15:06:33 +0100)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-6.10-2

for you to fetch changes up to d66e50beb91114f387bd798a371384b2a245e8cc:

  KVM: arm64: FFA: Release hyp rx buffer (2024-06-11 19:39:22 +0100)

----------------------------------------------------------------
KVM/arm64 fixes for 6.10, take #2

- Fix dangling references to a redistributor region if
  the vgic was prematurely destroyed.

- Properly mark FFA buffers as released, ensuring that
  both parties can make forward progress.

----------------------------------------------------------------
Marc Zyngier (1):
      KVM: arm64: Disassociate vcpus from redistributor region on teardown

Vincent Donnefort (1):
      KVM: arm64: FFA: Release hyp rx buffer

 arch/arm64/kvm/hyp/nvhe/ffa.c      | 12 ++++++++++++
 arch/arm64/kvm/vgic/vgic-init.c    |  2 +-
 arch/arm64/kvm/vgic/vgic-mmio-v3.c | 15 +++++++++++++--
 arch/arm64/kvm/vgic/vgic.h         |  2 +-
 4 files changed, 27 insertions(+), 4 deletions(-)

Re: [GIT PULL] KVM/arm64 fixes for 6.10, take #2

[Marc Zyngier]

Hi Paolo,

On 2024-06-11 19:48, Marc Zyngier wrote:
> Paolo,
> 
> Here's a smaller set of fixes for 6.10. One vgic fix adressing a UAF,
> and a correctness fix for the pKVM FFA proxy.

Any update on this?

Thanks,

         M.

> 
> Please pull,
> 
>         M.
> 
> The following changes since commit 
> afb91f5f8ad7af172d993a34fde1947892408f53:
> 
>   KVM: arm64: Ensure that SME controls are disabled in protected mode
> (2024-06-04 15:06:33 +0100)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git
> tags/kvmarm-fixes-6.10-2
> 
> for you to fetch changes up to 
> d66e50beb91114f387bd798a371384b2a245e8cc:
> 
>   KVM: arm64: FFA: Release hyp rx buffer (2024-06-11 19:39:22 +0100)
> 
> ----------------------------------------------------------------
> KVM/arm64 fixes for 6.10, take #2
> 
> - Fix dangling references to a redistributor region if
>   the vgic was prematurely destroyed.
> 
> - Properly mark FFA buffers as released, ensuring that
>   both parties can make forward progress.
> 
> ----------------------------------------------------------------
> Marc Zyngier (1):
>       KVM: arm64: Disassociate vcpus from redistributor region on 
> teardown
> 
> Vincent Donnefort (1):
>       KVM: arm64: FFA: Release hyp rx buffer
> 
>  arch/arm64/kvm/hyp/nvhe/ffa.c      | 12 ++++++++++++
>  arch/arm64/kvm/vgic/vgic-init.c    |  2 +-
>  arch/arm64/kvm/vgic/vgic-mmio-v3.c | 15 +++++++++++++--
>  arch/arm64/kvm/vgic/vgic.h         |  2 +-
>  4 files changed, 27 insertions(+), 4 deletions(-)

-- 
Jazz is not dead. It just smells funny...

Re: [GIT PULL] KVM/arm64 fixes for 6.10, take #2

[Paolo Bonzini]

On 6/11/24 20:48, Marc Zyngier wrote:
> Paolo,
> 
> Here's a smaller set of fixes for 6.10. One vgic fix adressing a UAF,
> and a correctness fix for the pKVM FFA proxy.
> 
> Please pull,
> 
>          M.

Done now, thanks.

Paolo

> The following changes since commit afb91f5f8ad7af172d993a34fde1947892408f53:
> 
>    KVM: arm64: Ensure that SME controls are disabled in protected mode (2024-06-04 15:06:33 +0100)
> 
> are available in the Git repository at:
> 
>    git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-6.10-2
> 
> for you to fetch changes up to d66e50beb91114f387bd798a371384b2a245e8cc:
> 
>    KVM: arm64: FFA: Release hyp rx buffer (2024-06-11 19:39:22 +0100)
> 
> ----------------------------------------------------------------
> KVM/arm64 fixes for 6.10, take #2
> 
> - Fix dangling references to a redistributor region if
>    the vgic was prematurely destroyed.
> 
> - Properly mark FFA buffers as released, ensuring that
>    both parties can make forward progress.
> 
> ----------------------------------------------------------------
> Marc Zyngier (1):
>        KVM: arm64: Disassociate vcpus from redistributor region on teardown
> 
> Vincent Donnefort (1):
>        KVM: arm64: FFA: Release hyp rx buffer
> 
>   arch/arm64/kvm/hyp/nvhe/ffa.c      | 12 ++++++++++++
>   arch/arm64/kvm/vgic/vgic-init.c    |  2 +-
>   arch/arm64/kvm/vgic/vgic-mmio-v3.c | 15 +++++++++++++--
>   arch/arm64/kvm/vgic/vgic.h         |  2 +-
>   4 files changed, 27 insertions(+), 4 deletions(-)
>