From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D500C1547C4 for ; Thu, 15 Aug 2024 23:05:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723763105; cv=none; b=UZzUDk6DwGi5m2Q9oCGqal2RVw56/jlVX5XaqaL7WGe0/WjfW56R/qhImFfpOe36FxJ1G//eukMaBCLdptCEj2qTGwLZTeZa1UInyzl/sCqAAzsCE3O4I70iJymCgPYsc5veFiIZuhoo3DXl2yLuuU3cWVUdqPX+8OMQnnXaty8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723763105; c=relaxed/simple; bh=YJy4lc1bj1TYf7510AE8IFXj1VVTCYd0vazW6/WlNzM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=odjNWRIrVpITh2kdHmmL8hvkDWIiRF3+YZzYjn3S1JKcKgs+yIPCA2my8ALbIqdDZy7wbunWzH66Qcwp6sMg3JoPzMWgsKqxMvSbJT4ul35UR/Ny/y2zoRGXv/6E/tcuDmDYOBb0+LnnDaX9WkUfYG/CEkAR4z4+moImc00crRg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f198.google.com with SMTP id e9e14a558f8ab-39b64fd27c8so15304565ab.0 for ; Thu, 15 Aug 2024 16:05:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723763103; x=1724367903; 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=w+8ExRki/2mPUy45OfRjcI1ar0bT71rPNzcqjBT6Qbk=; b=exoMRVo4YBOlX5OWY1Ftvfc3kks+ntTza+StDLc/AY+8gOKqZaf69ayVtoGU8n0pIO Uy3y0pR+9dvjuSiAWYFK70xM7KxGw40To3EWRrfmGbiZ3tEMFyzPFjpjl+/nlPfyjbfS /8phZjLSrBaHEF+83ZKJH/XgIRXl4TEuxx5tu7QtW7NicnToeWshNYG5fQg1vhXF9JcT iFO9GsPl5LaYudcOmKh1l/wjFqKiyi96qzuKFkQHx7GK53GWpxLzgfqBK6olc4VKplU2 uPf2ps7MxCxVYcoCBkYX34lv0N9umReRaDbRqAQOFxMEv8jOc8RWcu3Fk4l/O8mMsaY9 tdLw== X-Forwarded-Encrypted: i=1; AJvYcCVrijdfTr5RyecdiQq4t0myGnQwzRUumacbpqbroCSGE9YyhnoG3LZikeXm+AP+sRpdEsXuI+qnKTA3BzSa1gHzQWm4d2qUNvBg+sa1 X-Gm-Message-State: AOJu0YzI3umv6pw9n4ZDJNE9SGepdJw/PxXAhrdIJucBXlUIzwLJ1nJL 2XmOO52yhvMs7FB1HwehCxgEtgWQzHVlKgT6HkpbY4kLb344wQs3cbcyju+MKqYu3b31Po84gM2 b3qB4X+2NhelXu8a1qZTflQvTMxV4sbTo9aUcworVZZb4zKHwRiA8+rM= X-Google-Smtp-Source: AGHT+IHCqUKgyfh4Glqj+SXRyQpWyEExNQX1Czm9+5oSoupX7wou9+kboOgmqpPSXFZKftq0jlheM9d8RbO0QawuUZesZUlWmtk/ Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:164c:b0:39d:1236:a9cb with SMTP id e9e14a558f8ab-39d26cfe4e8mr1100085ab.2.1723763103022; Thu, 15 Aug 2024 16:05:03 -0700 (PDT) Date: Thu, 15 Aug 2024 16:05:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006ed636061fc0df15@google.com> Subject: Re: [syzbot] [ext4?] divide error in ext4_mb_regular_allocator From: syzbot To: adilger.kernel@dilger.ca, eadavis@qq.com, jack@suse.cz, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, ojaswin@linux.ibm.com, syzkaller-bugs@googlegroups.com, tytso@mit.edu Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+1ad8bac5af24d01e2cbd@syzkaller.appspotmail.com Tested-by: syzbot+1ad8bac5af24d01e2cbd@syzkaller.appspotmail.com Tested on: commit: e724918b Merge tag 'hardening-v6.11-rc4' of git://git... git tree: https://github.com/torvalds/linux master console output: https://syzkaller.appspot.com/x/log.txt?x=123767d9980000 kernel config: https://syzkaller.appspot.com/x/.config?x=92c0312151c4e32e dashboard link: https://syzkaller.appspot.com/bug?extid=1ad8bac5af24d01e2cbd compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=15c916d5980000 Note: testing is done by a robot and is best-effort only.