From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 7565C2A1B8 for ; Tue, 3 Dec 2024 10:24:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733221444; cv=none; b=nxI/6QfLJZQXKQaD6xcWRRXNEi1sST3Bf+UCeIJjtWRmpYxsjXl1o+5vvWEshA3i1f/ZpZ1dT3quMWkZTbh0Ti90IYBfwN6sNBeRn9GjcbM+exy3tq+qucdE4cGgz1juIO+15ggW4RrD05MlmFoftbuB0PRj9NGinfa6jUXKMEE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733221444; c=relaxed/simple; bh=Xs2mbSOrRuLsod25ObonO027T0kX77dvwHQtUUoXdUA=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=KsrnJX4ODpe80r628B+vjr9HYwYPtTwUXE62GgXPjWUGSn1e0tlGp5sxAtiEgFg3dfI6tJ9ycwoa1Haq8bQexuFKmRh4jlaKg8e/gcpIj+1IMoKhWxftZj2s54YsmJSEqFeSzL8nSlBp5o+RVofeFV4hmNmTvrN84vvtzTg1WE4= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-3a7e0d7b804so40391345ab.0 for ; Tue, 03 Dec 2024 02:24:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733221442; x=1733826242; 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=RSrCnTK4gpc74uP23a5NcOis3BRMNDyXkyMY1zX3xVM=; b=TSpO2x8qVJhe0hBrZbaZZd8AInABRWE+BFxPfxyPn8YdCDCtNGnSzIVN94IEahhq2s qft8XsJFcsNTUNybb4XB8ffPTFY+tWGnYxkN7PEyLHCR5gv/prP5haCGYzqFP0u8lpXx LLY273ZG7LNyRXU60sMTTA6JVZTk7UoeOghebP4+fli3OO8d9SxrylBk8pvjpKvOjhOi qC2rtBIbyY85cFqRtSqIVHFUFeMkTlwDU5XXBEfU+bPaTObWiqUMvG4dKHdEoGl/qd4F f54lYPKVdg7/OEfMscVgu4vhs9Gyc+NhP0vNxtMUXIlnnvHU5OHxs20lJ528SiI56GCC CmdA== X-Forwarded-Encrypted: i=1; AJvYcCXjbQD5wTlppWdcjIJMId0UEDbMQa7CJVrYFoJbuN9pWGj1ZwD0t6IvdT2bSkcylqOAak7wros1uRj2ufo=@vger.kernel.org X-Gm-Message-State: AOJu0YxumKhH+rwwgHOUkIZSrLFtgUrhNLV8wVazqwcjvv56do/dwiKu 65ebVt/Ua7/G3vLXZfbK4eCMzqTF5qfTrIybaD9qHd/1ZT4rJFmVsXvKeQdBDQnrADRSVUpbq14 aL5csMQG5DWzjQqBe5fRsP+PTrfTkYHuyxqKVfFl9Y6/SRa8y6gegwbQ= X-Google-Smtp-Source: AGHT+IGN2LsBQRfkUFR2Bv7jSkN1ZdBJ4hypW2nPRSe9IVBhLHRXmQQZG11Kk1yLJTJFu9+/ikgM/EGt2ujj71q8CofUnSoC1TiM Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a81:b0:3a7:e67f:3c58 with SMTP id e9e14a558f8ab-3a7f9a2fb3emr28239895ab.3.1733221442598; Tue, 03 Dec 2024 02:24:02 -0800 (PST) Date: Tue, 03 Dec 2024 02:24:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <674edc42.050a0220.48a03.0033.GAE@google.com> Subject: Re: [syzbot] [jfs?] divide error in dbAllocAG From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com 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+7c808908291a569281a9@syzkaller.appspotmail.com Tested-by: syzbot+7c808908291a569281a9@syzkaller.appspotmail.com Tested on: commit: 842f896c jfs: check agwidth before calculating the con.. git tree: https://github.com/ea1davis/linux jfs/syzv3 console output: https://syzkaller.appspot.com/x/log.txt?x=17ee75e8580000 kernel config: https://syzkaller.appspot.com/x/.config?x=18d90fa8ec96d8b0 dashboard link: https://syzkaller.appspot.com/bug?extid=7c808908291a569281a9 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.