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 9EB3CC433EF for ; Mon, 9 May 2022 16:41:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239239AbiEIQpG (ORCPT ); Mon, 9 May 2022 12:45:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239212AbiEIQpE (ORCPT ); Mon, 9 May 2022 12:45:04 -0400 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8AD7340E59 for ; Mon, 9 May 2022 09:41:10 -0700 (PDT) Received: by mail-il1-f198.google.com with SMTP id k6-20020a056e02156600b002cf4afa295bso7899743ilu.8 for ; Mon, 09 May 2022 09:41:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=UQHR7i6vxvG7W9b1CjIdDI1PA7CC1Fpf3pZBpknVs7w=; b=t7hCJtnQ5DDxVc2OORd6HGsf/oYS8dloYhPgyyf90aUgtHmkKmUdPWNFoRLzXnC7EA DwuvJ6tUeyj8ePx6oQSoibqaN3QgHuEbZsHJzRFNOF56TA/4gGpIt5enW12GeV/lPn4p AmvLjd9bcd1lTPkNpdHKr+FxaQHfzyoDvkEBUhB05IkRo+30RJKhWv5SqLSTRo+3HRny xjsb5JBUe+UeL+oumeu5PX4AdMnT43hizXOzDPPS5Gh3RTSOvqDj929qRBt0uiQWHQQ4 Hsr98ZRqbD2NoxOGWhPZcbssJN4zC05qpAvJ/fTQ8gPG3ijd8hV9cAKH8eWUuwHxE7Iv OHUw== X-Gm-Message-State: AOAM533x9sn0JoG0vnsqGAxiEphKL26MPG0HqxCsOKq4FbMCgYmGOigq d2loLaUif2S9Vk8XiNInPvH0CULhuwAfif6bC2Ge/5CfDflK X-Google-Smtp-Source: ABdhPJwR1r1shYChS7IbA+UkumG788L8TrCk2UoXDoS4lYNAKkbmJqSpjSmeEcYshtQqDLBeGt0kQ+Ug7FglJSsTUI49/CpRqUor MIME-Version: 1.0 X-Received: by 2002:a05:6602:14c2:b0:657:d130:daa with SMTP id b2-20020a05660214c200b00657d1300daamr6942690iow.83.1652114469771; Mon, 09 May 2022 09:41:09 -0700 (PDT) Date: Mon, 09 May 2022 09:41:09 -0700 In-Reply-To: <000000000000183d9e05d7f0c0ee@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000195e9205de96e067@google.com> Subject: Re: [syzbot] kernel BUG in ext4_ind_remove_space From: syzbot To: adilger.kernel@dilger.ca, jack@suse.cz, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tadeusz.struk@linaro.org, tytso@mit.edu 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 2da376228a2427501feb9d15815a45dbdbdd753e Author: Tadeusz Struk Date: Thu Mar 31 20:05:15 2022 +0000 ext4: limit length to bitmap_maxbytes - blocksize in punch_hole bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=100ac712f00000 start commit: 09688c0166e7 Linux 5.17-rc8 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=d35f9bc6884af6c9 dashboard link: https://syzkaller.appspot.com/bug?extid=fcc629d1a1ae8d3fe8a5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1205b189700000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15dda4fe700000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: ext4: limit length to bitmap_maxbytes - blocksize in punch_hole For information about bisection process see: https://goo.gl/tpsmEJ#bisection