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,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 41CA8C5519F for ; Sat, 14 Nov 2020 13:58:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E5F8522254 for ; Sat, 14 Nov 2020 13:58:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726944AbgKNN6L (ORCPT ); Sat, 14 Nov 2020 08:58:11 -0500 Received: from mail-il1-f197.google.com ([209.85.166.197]:44722 "EHLO mail-il1-f197.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726876AbgKNN6K (ORCPT ); Sat, 14 Nov 2020 08:58:10 -0500 Received: by mail-il1-f197.google.com with SMTP id g14so3194242ilc.11 for ; Sat, 14 Nov 2020 05:58:10 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=s0HhNxyEyT0xGFdyySpUNPcIA2PSbHMVzYjn4i6pMDI=; b=SDSEs5VbjwqqlduIjOiwtVBiOtX7jiMoQ0YBtPinC4ypFQZyUIewPkE5jJ5ScVGnUj Q+vfnSPc8Hp/eUeRhemSYkJJfbE0exxnhrambYjcKYr6POBtm3iaTcT0Z9zfDuMhEXQV S4LJj2dTYl3YijsMMi17l2kcctRq9BCV3xEJ6XMOMjGTixBDnLd/eaysYwSw496tCnLG sDRnfBxjTtf3Jb8IWJTSYW8foX/oH3dbr6CgflmdnBdIWYEiyZ/6wRygfr2ATJbpMlNM ddtYytVtZioRRfaqNUNKJaTRh1DMHey/xJxb++b4rbffS1H4sDeZ8xt+PYFBsVT2DgJL Ri2w== X-Gm-Message-State: AOAM532iG4Z192Sbc92tw96mOTtC4svCFKyEZYPR+KXdOhK75RD1Nfon FGsZf709QdJPvJMOB9327S4bzT+w4ytgRpgKoRusfgW9eujv X-Google-Smtp-Source: ABdhPJyxenFYpCjo1t6qQHP+un9WkzqJ8nRkH6t/5mzElJzi/nBa2BP0nv2C/VxqNPkG7/81c1rM4Zhdl5je9KkdYF+cftwTDBjn MIME-Version: 1.0 X-Received: by 2002:a6b:ef11:: with SMTP id k17mr3094675ioh.210.1605362289857; Sat, 14 Nov 2020 05:58:09 -0800 (PST) Date: Sat, 14 Nov 2020 05:58:09 -0800 In-Reply-To: <0000000000004740cd05ac444126@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000005d94d05b4118980@google.com> Subject: Re: KASAN: use-after-free Write in afs_manage_cell From: syzbot To: dhowells@redhat.com, foxhlchen@gmail.com, hdanton@sina.com, linux-afs@lists.infradead.org, linux-cachefs-bounces@redhat.com, linux-cachefs@redhat.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 1d0e850a49a5b56f8f3cb51e74a11e2fedb96be6 Author: David Howells Date: Fri Oct 16 12:21:14 2020 +0000 afs: Fix cell removal bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15b78dba500000 start commit: da690031 Merge branch 'i2c/for-current' of git://git.kerne.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=de7f697da23057c7 dashboard link: https://syzkaller.appspot.com/bug?extid=f59c67285cb61166a0cf syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10960a8b900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17e938cf900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: afs: Fix cell removal For information about bisection process see: https://goo.gl/tpsmEJ#bisection