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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4B302C38A2D for ; Wed, 26 Oct 2022 16:51:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233729AbiJZQvZ (ORCPT ); Wed, 26 Oct 2022 12:51:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59312 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233426AbiJZQvV (ORCPT ); Wed, 26 Oct 2022 12:51:21 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 65B4BA0307 for ; Wed, 26 Oct 2022 09:51:16 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id c2so6498331plz.11 for ; Wed, 26 Oct 2022 09:51:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=F3Gn5MMNvRImyihxa0X0XlGwXxVXMB5wSNFtQRNnBcw=; b=Z9tRd5vcXhtb8lNuABr29N8KVLf9JJnYJn4SXaBd+XlaWCJSgFYteExGmyPywK8wOo 4XCxhBd/j/3joOzxOSHNXj5S1eNxLp84qCobzbVziwL+mMdaUXbagEEQ017nAGhFQTHn 2YrZscmy/nGwHVbaZCgxXPsNt85n/id9KlTXTpppha1G+FKefwd14p00z35RnDxGe4dn njkqXWnDWKdHwio7Jjpi43kHe1/YysaIfe3U9SPa42zaNRuBa9zsgfk2fP5oM0SKFt2E Ea+qUFfM/dkwporIXW6QljprpMoPD1F4LobeGMF3dJZInmEY9IdKcEwUeDqBwHZkhx0Z vTpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=F3Gn5MMNvRImyihxa0X0XlGwXxVXMB5wSNFtQRNnBcw=; b=GC7kwjhGNpgrgcv77z9kRTLuOGMJXS7POofaeTvvnPD5ef5EHL7oRN07PF1lRJ+PGg hbWNpouFNzc8nZybHQHdKR0NbTULzMn0lW6IwiDj2t4mhJxXcE60iMzBtVBWcYIkm/H1 Tom90CkJKM+Q3JsFyZQ81YHSZtz0aCANc71DwiusVoc5qLEtyVvmHl4PBHkeM0+KlZOQ ev+BSUhCmJa6FkDjOjVvBEOl/PwbviRzYLLg75QTPZF1mGoxdoGnbwT90ZE98eLJ1WmY QyhULb2xFtaZsQg9Mj/wPFjp7EweBLbx2BbJCsZrVFr3aQ3f5hgvOVCq4taYPbCOY/KB xPGQ== X-Gm-Message-State: ACrzQf2t7zw7j3Dobly8nDN+7+LiHtIRHm+LpkCqz0RZpcr/KYzPgeXf 6uHnfuTCzhWp0wbb4bYD36Xszg== X-Google-Smtp-Source: AMsMyM5wCMQejQ4Ij+jmACLJgk8FedJzMuNzOgDgwt5Q3b0u1sXhp0JARiWqVkTZjqJNp5R3YaHn7A== X-Received: by 2002:a17:90b:4f82:b0:213:4d2f:9853 with SMTP id qe2-20020a17090b4f8200b002134d2f9853mr5241502pjb.200.1666803075789; Wed, 26 Oct 2022 09:51:15 -0700 (PDT) Received: from google.com (7.104.168.34.bc.googleusercontent.com. [34.168.104.7]) by smtp.gmail.com with ESMTPSA id t7-20020a170902e84700b00186a6b6350esm3133696plg.268.2022.10.26.09.51.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 26 Oct 2022 09:51:15 -0700 (PDT) Date: Wed, 26 Oct 2022 16:51:11 +0000 From: Sean Christopherson To: Dmitry Vyukov Cc: syzbot , bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, jarkko@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sgx@vger.kernel.org, mingo@redhat.com, pbonzini@redhat.com, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org Subject: Re: [syzbot] WARNING in vcpu_enter_guest (2) Message-ID: References: <000000000000c2ba5205ebe680bc@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 26, 2022, Dmitry Vyukov wrote: > On Tue, 25 Oct 2022 at 19:08, syzbot > wrote: > > > > Hello, > > > > syzbot found the following issue on: > > > > HEAD commit: 4dc12f37a8e9 Merge tag 'platform-drivers-x86-v6.1-2' of gi.. > > git tree: upstream > > console+strace: https://syzkaller.appspot.com/x/log.txt?x=113363d2880000 > > kernel config: https://syzkaller.appspot.com/x/.config?x=a66c6c673fb555e8 > > dashboard link: https://syzkaller.appspot.com/bug?extid=dbef12497aa912c8e7ba > > compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 > > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=132e84fc880000 > > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10a872f2880000 > > > > Downloadable assets: > > disk image: https://storage.googleapis.com/syzbot-assets/7858e54948b9/disk-4dc12f37.raw.xz > > vmlinux: https://storage.googleapis.com/syzbot-assets/f37bd48d06dc/vmlinux-4dc12f37.xz > > kernel image: https://storage.googleapis.com/syzbot-assets/98114f50afb3/bzImage-4dc12f37.xz > > > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > > Reported-by: syzbot+dbef12497aa912c8e7ba@syzkaller.appspotmail.com > > This will be fixed by the following commit, right? Yep, thanks! > #syz fix: > KVM: x86: Exempt pending triple fault from event injection sanity check > > https://lore.kernel.org/all/20220930230008.1636044-1-seanjc@google.com/