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[2620:137:e000::1:20]) by mx.google.com with ESMTP id l64-20020a638843000000b004a587b86b67si5766227pgd.169.2023.01.04.21.35.34; Wed, 04 Jan 2023 21:35:41 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230131AbjAEEv1 (ORCPT + 57 others); Wed, 4 Jan 2023 23:51:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229588AbjAEEvZ (ORCPT ); Wed, 4 Jan 2023 23:51:25 -0500 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9138242E17 for ; Wed, 4 Jan 2023 20:51:24 -0800 (PST) Received: by mail-io1-f72.google.com with SMTP id o16-20020a056602225000b006e032e361ccso10613250ioo.13 for ; Wed, 04 Jan 2023 20:51:24 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=4YZEILdTxalOjZrpjdXjI7ZuleQOS64DZ4zEKFOzr5o=; b=TS1yrPA57EEDAfbAq4XvZbhrRmfErEAjSMLLYhNJBg1EV4aGtRHC2US7mBa1L1Y086 nfLxL9zz0Csw/86DBgt9Adz7J756jIWJjyNMqk+BHW/OS00+rGZhs58VVHjEp5ra6TiI C3YLf1L6qGzJyt5AyZmb+3RQHlu33x5js+AhYGuK5nEmMT4RxZDJD0V5CPYAFHPplqD3 CO8SPa2FoN230ckVP/lOELV+eGIhYdQINoESLFNrIctRLUmO3ucO1Ujrjtoqi2W39dNi HAOiY2L8aDF/Z/GMWuC2bxf00L/c0aZgxHT5sCiNYFkv2XEUCSKAl+5zq7inCQckjoFa zBRw== X-Gm-Message-State: AFqh2koWotPPyQjMm9ZfSphDTYW5YgHEFj7rypJK/s/7XPngd7K7CAha IdQRUkYdrCjaFVNJwpbmf1UQ7GAHMmXIBL8aLdssBkQC7/r+ MIME-Version: 1.0 X-Received: by 2002:a5d:9758:0:b0:6e3:b9b:f145 with SMTP id c24-20020a5d9758000000b006e30b9bf145mr3841571ioo.117.1672894283916; Wed, 04 Jan 2023 20:51:23 -0800 (PST) Date: Wed, 04 Jan 2023 20:51:23 -0800 In-Reply-To: <0000000000003a68dc05f164fd69@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008a2d5305f17d0dbe@google.com> Subject: Re: [syzbot] kernel BUG in vhost_vsock_handle_tx_kick From: syzbot To: bobby.eshleman@bytedance.com, bobby.eshleman@gmail.com, bobbyeshleman@gmail.com, cong.wang@bytedance.com, deshantm@xen.org, jasowang@redhat.com, jiang.wang@bytedance.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, mst@redhat.com, netdev@vger.kernel.org, oxffffaa@gmail.com, pabeni@redhat.com, sgarzare@redhat.com, stefanha@redhat.com, syzkaller-bugs@googlegroups.com, virtualization@lists.linux-foundation.org, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.9 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit b68396fad17ff7fae3bb5b594d703f7195caebb9 Author: Bobby Eshleman Date: Thu Dec 15 04:36:44 2022 +0000 virtio/vsock: replace virtio_vsock_pkt with sk_buff bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=132ece3a480000 start commit: c76083fac3ba Add linux-next specific files for 20221226 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=10aece3a480000 console output: https://syzkaller.appspot.com/x/log.txt?x=172ece3a480000 kernel config: https://syzkaller.appspot.com/x/.config?x=c217c755f1884ab6 dashboard link: https://syzkaller.appspot.com/bug?extid=30b72abaa17c07fe39dd syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14fc414c480000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1604b20a480000 Reported-by: syzbot+30b72abaa17c07fe39dd@syzkaller.appspotmail.com Fixes: b68396fad17f ("virtio/vsock: replace virtio_vsock_pkt with sk_buff") For information about bisection process see: https://goo.gl/tpsmEJ#bisection