Re: [PATCH next] KVM: x86: Check that the high 32bits are clear in kvm_arch_vcpu_ioctl_run()

[Sean Christopherson]

On Mon, 24 Mar 2025 13:51:28 +0300, Dan Carpenter wrote:
> The "kvm_run->kvm_valid_regs" and "kvm_run->kvm_dirty_regs" variables are
> u64 type.  We are only using the lowest 3 bits but we want to ensure that
> the users are not passing invalid bits so that we can use the remaining
> bits in the future.
> 
> However "sync_valid_fields" and kvm_sync_valid_fields() are u32 type so
> the check only ensures that the lower 32 bits are clear.  Fix this by
> changing the types to u64.
> 
> [...]

Applied to kvm-x86 fixes, thanks!

[1/1] KVM: x86: Check that the high 32bits are clear in kvm_arch_vcpu_ioctl_run()
      commit: a476cadf8ef1fbb9780581316f0199dfc62a81f2

--
https://github.com/kvm-x86/linux/tree/next