linux-kernel - Re: [PATCH 1/2] KVM: SVM: avoid infinite loop on NPF from bad address

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Wed, 8 Jul 2020 13:10:03 +0200
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Wanpeng Li <kernellwp@...il.com>
Cc:     LKML <linux-kernel@...r.kernel.org>, kvm <kvm@...r.kernel.org>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        "# v3 . 10+" <stable@...r.kernel.org>
Subject: Re: [PATCH 1/2] KVM: SVM: avoid infinite loop on NPF from bad address

On 08/07/20 11:08, Wanpeng Li wrote:
>>>> +EXPORT_SYMBOL_GPL(kvm_vcpu_gfn_to_memslot);
>>> This commit incurs the linux guest fails to boot once add --overcommit
>>> cpu-pm=on or not intercept hlt instruction, any thoughts?
>> Can you write a selftest?
> Actually I don't know what's happening here(why not intercept hlt
> instruction has associated with this commit), otherwise, it has
> already been fixed. :)

I don't understand, what has been fixed and where?

Paolo