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=-6.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SHORT_SHORTNER,SPF_HELO_NONE,SPF_PASS,T_PDS_SHORTFWD_URISHRT_FP autolearn=no 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 06C8BC433E6 for ; Tue, 5 Jan 2021 08:00:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C0F4B22581 for ; Tue, 5 Jan 2021 08:00:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727415AbhAEIAr (ORCPT ); Tue, 5 Jan 2021 03:00:47 -0500 Received: from mail-il1-f199.google.com ([209.85.166.199]:49664 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726097AbhAEIAq (ORCPT ); Tue, 5 Jan 2021 03:00:46 -0500 Received: by mail-il1-f199.google.com with SMTP id x13so23202130ilv.16 for ; Tue, 05 Jan 2021 00:00:31 -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=v0aLP7+SVCJDOwVeUU00W89DTHctRBaiPpMSLTiojoE=; b=TzAtSSBdquYbBMxDJFA12bIm+DD0GVevD5GQ+wMsinsdN6OGyozKT2YjneqjsOW1UA sBrNxqAvmfkGfe6wyWP9rnq8kDKDaYfqSNsRVxwGDD4HHr2zC79m9qd38tPmKzRA9BN7 VuilW40LuO4Q8OmgcIrg5L/S9dCskeyeOqFg3WsBnerD9W5BFZsz58okPjH69Hz6RxLR Y62uVeHcx5bVPoZlEeEq+XpZnOIplbv2NNWA7NidJ6peypM1VR9xy5vEqpmrUMVFx/N3 x8ULnWMy7AFJSp5OeRyT1NKAoY7aFkP0AM1FYU4qBp/9WKC5c/DZgJsUBm70zRNOqbLb 3sxA== X-Gm-Message-State: AOAM5310HMDi1T3baBORjvPhK++DYu9IUi5Bn+qgt9vd7ElrrhqSBjxM 6npAAn+5XB5veQMI8E61SpcnMV9DK1cBlicrMEfVikFe6CAR X-Google-Smtp-Source: ABdhPJwchYQCU3tzdeyfNH2QEfmn+W0GmyjpiHJY3qTGEemMutDJZUr5gaobY0Rj0X93/3L0IjaR4Wrz48S3eomTKs/QUo1AkKGH MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1525:: with SMTP id i5mr75088809ilu.14.1609833605943; Tue, 05 Jan 2021 00:00:05 -0800 (PST) Date: Tue, 05 Jan 2021 00:00:05 -0800 In-Reply-To: <000000000000b51b6b05b5dc833b@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003ad7db05b8229802@google.com> Subject: Re: KASAN: use-after-free Read in reiserfs_fill_super From: syzbot To: ebiggers@google.com, jack@suse.cz, jhubbard@nvidia.com, junxiao.bi@oracle.com, liao.pingfang@zte.com.cn, linux-kernel@vger.kernel.org, reiserfs-devel@vger.kernel.org, rkovhaev@gmail.com, syzkaller-bugs@googlegroups.com, william.kucharski@oracle.com, willy@infradead.org 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 d24396c5290ba8ab04ba505176874c4e04a2d53c Author: Rustam Kovhaev Date: Sun Nov 1 14:09:58 2020 +0000 reiserfs: add check for an invalid ih_entry_count bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=113a2d57500000 start commit: b3298500 Merge tag 'for-5.10/dm-fixes' of git://git.kernel.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=e49433cfed49b7d9 dashboard link: https://syzkaller.appspot.com/bug?extid=2b5c012223e37b7c2a88 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12ad719b500000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11193117500000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: reiserfs: add check for an invalid ih_entry_count For information about bisection process see: https://goo.gl/tpsmEJ#bisection