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Message-ID: <0015a75a-3624-2ec7-ae21-4753cf072e61@redhat.com>
Date: Sat, 21 Oct 2017 01:25:55 +0200
From: Paolo Bonzini <pbonzini@...hat.com>
To: Kees Cook <keescook@...omium.org>, kernel-hardening@...ts.openwall.com
Cc: David Windsor <dave@...lcore.net>, linux-mm@...ck.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 00/23] Hardened usercopy whitelisting
On 21/10/2017 00:40, Paolo Bonzini wrote:
> This breaks KVM completely on x86, due to two ioctls
> (KVM_GET/SET_CPUID2) accessing the cpuid_entries field of struct
> kvm_vcpu_arch.
>
> There's also another broken ioctl, KVM_XEN_HVM_CONFIG, but it is
> obsolete and not a big deal at all.
>
> I can post some patches, but probably not until the beginning of
> November due to travelling. Please do not send this too close to the
> beginning of the merge window.
Sleeping is overrated, sending patches now...
Paolo
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