linux-kernel - Re: [PATCH 05/12] KVM: selftests: Remove invalid CR3 test from vmx_tsc_adjust

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CALMp9eT5DjpTy_UcU_99uHjSWymk09riWePTCzZG7RyHb5KFUw@mail.gmail.com>
Date: Thu, 9 Oct 2025 15:55:32 -0700
From: Jim Mattson <jmattson@...gle.com>
To: Yosry Ahmed <yosry.ahmed@...ux.dev>
Cc: Sean Christopherson <seanjc@...gle.com>, Paolo Bonzini <pbonzini@...hat.com>, kvm@...r.kernel.org, 
	linux-kernel@...r.kernel.org, Yosry Ahmed <yosryahmed@...gle.com>
Subject: Re: [PATCH 05/12] KVM: selftests: Remove invalid CR3 test from vmx_tsc_adjust_test

On Wed, Oct 1, 2025 at 8:02 AM Yosry Ahmed <yosry.ahmed@...ux.dev> wrote:
>
> From: Yosry Ahmed <yosryahmed@...gle.com>
>
> Checking that VMLAUNCH fails with an invalid CR3 is irrelevant to this
> test. Remove it to simplify the test a little bit before generalizing it
> to cover SVM.
>
> Signed-off-by: Yosry Ahmed <yosry.ahmed@...ux.dev>

Is there value in moving the invalid CR3 test elsewhere, rather than
just eliminating it?