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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