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[23.128.96.37]) by mx.google.com with ESMTPS id e17-20020a17090ac21100b0026816382fdbsi599732pjt.40.2023.10.02.21.56.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Oct 2023 21:56:55 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) client-ip=23.128.96.37; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.37 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by snail.vger.email (Postfix) with ESMTP id 7377F8116E4D; Mon, 2 Oct 2023 21:56:54 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at snail.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229704AbjJCE4i (ORCPT + 99 others); Tue, 3 Oct 2023 00:56:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42684 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230252AbjJCE4h (ORCPT ); Tue, 3 Oct 2023 00:56:37 -0400 Received: from mail-oi1-f200.google.com (mail-oi1-f200.google.com [209.85.167.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 13A92E4 for ; Mon, 2 Oct 2023 21:56:34 -0700 (PDT) Received: by mail-oi1-f200.google.com with SMTP id 5614622812f47-3ae5ac8de14so779150b6e.2 for ; Mon, 02 Oct 2023 21:56:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696308993; x=1696913793; 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=XfrUWOBmU6zzAiZBESX6DIbmzW9eMSUX6mzf04Ler6k=; b=VipJK+5ffKyAHXK+Wcf2rB3hOG430CiQpfcCMHuGUQI9NhJz/wpIF0JtVX8uvpEsvl zXblEs7uz4o1CwwDpmUWIgrb9jmk1t5/jRvUg8fpkqcUkAqXS+jTHH3DeEPYpjSUVZXH JIyHXbm28F6KyqsIphjyC6MaPBNIjRBrCEVW0wNppy+pHrVGM2OcO3QzCSVvrcTqA+Nq L2qTyz8P46HJhH7op81Eddx2JkL19O+jbjtZuWzvXc78DSBG0AcaAhVq0k6d9bOMLZ0K yZPiyVRZ4BzmMve2gupMicn1epPVA0yOGLJJJWoAT9bB65EmEp07NdnhOBC078mCx5Zj lr1g== X-Gm-Message-State: AOJu0YxSr4QKIX8VR7U4RmWOknbV1/e/iExHRWsa8qEsuUdPW1tp8mDr fGZ0llpV91SYxTknGMI/wmD/g5cMP+PNuBC0fHntisag+zzs MIME-Version: 1.0 X-Received: by 2002:a05:6808:2219:b0:3ac:ab4f:ef3 with SMTP id bd25-20020a056808221900b003acab4f0ef3mr7223567oib.6.1696308993424; Mon, 02 Oct 2023 21:56:33 -0700 (PDT) Date: Mon, 02 Oct 2023 21:56:33 -0700 In-Reply-To: <00000000000056dad80606c447e0@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000fb84850606c8b688@google.com> Subject: Re: [syzbot] [overlayfs?] general protection fault in ovl_encode_real_fh From: syzbot To: amir73il@gmail.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-unionfs@vger.kernel.org, miklos@szeredi.hu, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Mon, 02 Oct 2023 21:56:54 -0700 (PDT) syzbot has bisected this issue to: commit 16aac5ad1fa94894b798dd522c5c3a6a0628d7f0 Author: Amir Goldstein Date: Sun Apr 23 16:02:04 2023 +0000 ovl: support encoding non-decodable file handles bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11972062680000 start commit: 8a749fd1a872 Linux 6.6-rc4 git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=13972062680000 console output: https://syzkaller.appspot.com/x/log.txt?x=15972062680000 kernel config: https://syzkaller.appspot.com/x/.config?x=57da1ac039c4c78a dashboard link: https://syzkaller.appspot.com/bug?extid=2208f82282740c1c8915 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14877eb2680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13b701f6680000 Reported-by: syzbot+2208f82282740c1c8915@syzkaller.appspotmail.com Fixes: 16aac5ad1fa9 ("ovl: support encoding non-decodable file handles") For information about bisection process see: https://goo.gl/tpsmEJ#bisection