From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 33EF8C433F5 for ; Mon, 20 Sep 2021 18:19:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1C29461A53 for ; Mon, 20 Sep 2021 18:19:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1377467AbhITSVV (ORCPT ); Mon, 20 Sep 2021 14:21:21 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:42762 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358228AbhITSFs (ORCPT ); Mon, 20 Sep 2021 14:05:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1632161061; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Gopq2BZfkhjQI2xV/FKOoo6DL77eDjWiZmjGPcNNBzk=; b=TbWuNdPYobo4tMZEHf49jhXuraQ7qnb6/itxXs2lpYA4HcOc1VAoKThz2mAFt4FbSiqGvF oxDDWxFMLQF/MMM2aeuiNyM4e+QxEALrVwHV/vvqUHAp65uX2R1AcufhgWjCOdK9nnlSLw jj6xmNhKTHw8CRx/sLfc/yhWlpfacSQ= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-440-27fxhFY8Ncmu5WW4bDsyJg-1; Mon, 20 Sep 2021 14:04:20 -0400 X-MC-Unique: 27fxhFY8Ncmu5WW4bDsyJg-1 Received: by mail-wr1-f72.google.com with SMTP id m18-20020adfe952000000b0015b0aa32fd6so6759524wrn.12 for ; Mon, 20 Sep 2021 11:04:19 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=Gopq2BZfkhjQI2xV/FKOoo6DL77eDjWiZmjGPcNNBzk=; b=yOgYLKHuRfM/mlKwDn08xdBeC64+i9gCjWg/ZLsFlbRrLmlzR34IkYibBeLf9A3Lb1 i0zIBNVsH6f75zBZLwO28SzDMA+WDGZ1czNqtypymd9vXE0jxS5Czqm1e9k2ygajePp9 ll67sSzwwOumdRmszFwKEsVn8+IciuPaImX5t+5SwyQkNBRhh505H0PaUwpleVvVQW6l i3ZUHyY3MaSQog9xCEM7244nqap6jQqOwtturgYa4cshB0k/wJZizUgAlvSbleUt8N3Q JwQw1UvllU0d/9+DRR1vVKovd1zHzrQV1DjTjnOEfOrpJlVwb7WRzwIs4RkwpsrW2PoM Ir/w== X-Gm-Message-State: AOAM5321VT21GqXXGLeIyCcLIyc5BQvMNkJk1Hm/zfFlOuiAfcp7+P8Q 6dl22Q82ngQmdBV1MOoOEIpLbHV6Iq8M/zYxQNAXb0tuCL0AqTWBwQLBunJAe0B+SJKidYvuiCJ HtryvZ2Lbn/ZkeBlXRjLucIl0 X-Received: by 2002:a05:600c:4b87:: with SMTP id e7mr368767wmp.108.1632161058107; Mon, 20 Sep 2021 11:04:18 -0700 (PDT) X-Google-Smtp-Source: ABdhPJz8yCyXTPQoZtRcZQsJIQbJE0GIxqbCuoyPq+LQY2WknfXjhfcSPzpz1/IggdbHc197w7rocw== X-Received: by 2002:a05:600c:4b87:: with SMTP id e7mr368722wmp.108.1632161057696; Mon, 20 Sep 2021 11:04:17 -0700 (PDT) Received: from ?IPv6:2001:b07:6468:f312:c8dd:75d4:99ab:290a? ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id f5sm199154wmb.47.2021.09.20.11.04.16 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 20 Sep 2021 11:04:17 -0700 (PDT) Subject: Re: [PATCH v5 0/8] KVM: Various fixes and improvements around kicking vCPUs To: Vitaly Kuznetsov Cc: Sean Christopherson , Wanpeng Li , Jim Mattson , "Dr. David Alan Gilbert" , Nitesh Narayan Lal , Lai Jiangshan , Maxim Levitsky , Eduardo Habkost , linux-kernel@vger.kernel.org, kvm@vger.kernel.org References: <20210903075141.403071-1-vkuznets@redhat.com> <87h7ef9ubo.fsf@vitty.brq.redhat.com> From: Paolo Bonzini Message-ID: <21214d34-68b6-ba8e-c12e-2fa44a430540@redhat.com> Date: Mon, 20 Sep 2021 20:04:16 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <87h7ef9ubo.fsf@vitty.brq.redhat.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/09/21 16:48, Vitaly Kuznetsov wrote: > >> Patch6 fixes a real problem with ioapic_write_indirect() KVM does >> out-of-bounds access to stack memory. > Paolo, > > while the rest of the series is certainly not urgent, PATCH6 seems to be > fixing a real problem introduced in 5.10. Would it be possible to send > it for one of the upcoming 5.15 rcs (and probably to stable@)? Yep, I'm back to KVM now. Paolo