From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) (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 56FFA16BE3C for ; Mon, 19 Aug 2024 12:53:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724071984; cv=none; b=M6x9ylXM4w3dzXeBJkecV98LYminy82T6MRIKTraUhOVl+frEs72bXpeillV9BD1MxseFO4G9lMy3Lmh15Iw6mrkYXr6hPDZcT35I4vOzoQg3raAtESB7wnhBj+eRm7sufn6efbvyC0sPK4U5dHH+uNcFpjJaLTJdCLYq3BhyWs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724071984; c=relaxed/simple; bh=X5pABsohzN992YgymNgdYOqRC/dy+WQh62GZDXUg3y0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=bQuDOs237xJvZDN3NyUS8uEDJGQesng+qTSzI7MVz5vJc8mUmhl7h8oAX6YkQCiBDTirrYPl9vkaycPs8nOTFWl/Yr4xLaoQT8GrYbTxt9phaenIvVo/v4hjfjTsHiH223VQrnKd/zqPh2l0AmeWlGu30xcj00Kj3KNw2s6iLf4= 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=209.85.166.71 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-io1-f71.google.com with SMTP id ca18e2360f4ac-824cae494e3so407115539f.1 for ; Mon, 19 Aug 2024 05:53:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1724071982; x=1724676782; 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=K9Y9VvtUrbunpeMkUGrnk1PlairEHkTWeoZ7yal3l60=; b=RI2q8MiPEoZjE5//w44be6W5KkooR2Br0UIUU7Mdg/ake0VQJP+6FByUfWpgekO2iU Tbrzqy+CGgT1gE5AHl2zXLKykWNyoY2Vvtdm8tLsen86LrXhoAkGgbbZlHg7lFB0K5gm VyZuR9H4DYhr1ryIdVblrUFcFvLIolOIs/ARPT00hlrSHyNHrIdAqFOAfIV3dHyLyZQu WgUWuQBA04WsimaKXnOZtQKQFD023OMG0Dx6so2sjuJvr5+MhoTVdK+hWUidb2mgANe1 5XLhVEcASMyifynvnTA7YCkqkPAaN7BjD61wB4i4RVx5pGBKwoK0WjrhjIRjYODn++jx sXvg== X-Forwarded-Encrypted: i=1; AJvYcCVzncE2cGBolZISvGvX9FVGXQaWhjOrDHWkocX5686hUzQfOzwFzLduhxfvakJIz3L8q6j8ueXzD3bCxm55GTIBrrjovtbhxN+BLYpi X-Gm-Message-State: AOJu0YwcV0p3LB00pkfYGbPfMZRVSlpCRpN8Z2VTTHhrEuOS4kRAseZq YwX95pCx+I+zfP/Zpg/LwZLOz+gn5o4bFPwWIrX5rdRmSFRM09G82/Q6ZISWFN2LjCZgTNkABUK T3TP97H6hg+Pk9Zm5jrxd8pv1LoqLPwBea89zq2e+tncm4u3qFrvtVps= X-Google-Smtp-Source: AGHT+IE1XgiBtkhxIO3hlcxpa9C6S8mIBn17MQjyMAA+VTY+qvp5T29PhcHOc/oH/vldkMe/Fd1kVjMEiAwQVvGzB9bxnFmR6OcC Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:1541:b0:7f9:3fd9:ccf with SMTP id ca18e2360f4ac-824f26fb839mr27386139f.2.1724071982380; Mon, 19 Aug 2024 05:53:02 -0700 (PDT) Date: Mon, 19 Aug 2024 05:53:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000013c5aa062008ca65@google.com> Subject: Re: [syzbot] [ext4?] [ocfs2?] KASAN: null-ptr-deref Write in jbd2_journal_update_sb_log_tail 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+05b9b39d8bdfe1a0861f@syzkaller.appspotmail.com Tested-by: syzbot+05b9b39d8bdfe1a0861f@syzkaller.appspotmail.com Tested on: commit: c3f2d783 Merge tag 'mm-hotfixes-stable-2024-08-17-19-3.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=14739d83980000 kernel config: https://syzkaller.appspot.com/x/.config?x=7229118d88b4a71b dashboard link: https://syzkaller.appspot.com/bug?extid=05b9b39d8bdfe1a0861f compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14ef258d980000 Note: testing is done by a robot and is best-effort only.