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 CBAFA3C30 for ; Tue, 10 Dec 2024 11:28:03 +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=1733830085; cv=none; b=IUGiTn7Lk8OKungAF3NehbUOibW+d1xwwIWI7K0LsC+7clnVx3IbGYwnl00jQ4IotaHgTOXus53aJ4qLinRTP0e2XVR/8bi2Yy2MKScdF3N5uSznWaXPYS7xH6fYsWAeDvqzkSnAmCTMw1niLwxDWqpqkkyqYaQGF8TWhiWb0sA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733830085; c=relaxed/simple; bh=SjzLnlYktmmuQSYJwrvYLjfA3iqalqSjR0DfZKvMasM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=G2khCzzEU/GaD2Uy42Xw317BH9WN3sLGjfPkcQptxDKes1TxHSZ8aGSDSQlGUsay6TSRe/95md6TNNjmslJdlFn4mO+yxBqmtvD2lobOUONCHkhawpitpvL6tAJ1VBCwILLz0xSv9XnFpTC1cyp0dzMzuz40HcRHs2S6tXwASLM= 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-3a7d60252cbso52249645ab.0 for ; Tue, 10 Dec 2024 03:28:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733830083; x=1734434883; 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=V5mJrIBinMwAvu6LKM4Ymoxb3s5dCIQlf2drJ+Vj6ug=; b=WZJgoXYpjIf7YkyME0Jn+vTaGXbNDTt/lPR8VvG9kV8yU0DBJNipxJdxYWmQGGeH2O 1W8bfTruaQ9XdFik9jN+jhMJwpMLocV1QZavMS/uDfVE5iF6kVbuXfYmnWehDzwDcWaj BhT2B/1AifbQRTUIhIjJSwVHPTenY/JgmbumYAFxMXgOTRv+vBLSns4j10TdZBcG5St9 usPagO0CxWgTb0PnVDg8U6JOSe5/jN737I39RnYuL1FYuhHREcwcxlexP4qUhTvUkrfU qg4WefoF6FFNgW7jLdxx193sX20/h6rXO1xz9T9Yr+SXzud1OyHWWDwOhzr736Zue6gj yaUQ== X-Forwarded-Encrypted: i=1; AJvYcCWRG+K6kX06y2zDQAkROwHOtNZXqHWhJw2tw1/9zRrKiM+P9jwNaC4MsjG3aLHz5aMXWnGCbNURt0G7luQ=@vger.kernel.org X-Gm-Message-State: AOJu0Ywyr1+exASd8z1QdrU1HuDBoojkDfUUpzADM8/fXQvUpRK/TzJp dW09PyTq6zUjywBEJOC3Wtp18WP0bPrR/GiudEY2eF9oxrAAo8HR6CcyBV7E30mkVOkquJwr4mP R6CKT1l5G09ikrtFVZlvG/5IW4PzCtegPJvOcD1oXtu/pTAC8UWQFhqI= X-Google-Smtp-Source: AGHT+IETDEMIdnt6zw4hoGV8dEHqD7EAcg14sMuN8/OeMuUHzRye3czGbR9sL/AJxPOhTDxajVFVyEGQE5aUidc0FZk0SpcOP0dp Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:184f:b0:3a7:ca83:3f9 with SMTP id e9e14a558f8ab-3a9dd39adcfmr29942065ab.4.1733830082993; Tue, 10 Dec 2024 03:28:02 -0800 (PST) Date: Tue, 10 Dec 2024 03:28:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <675825c2.050a0220.2477f.0061.GAE@google.com> Subject: Re: [syzbot] [ocfs2?] KASAN: use-after-free Read in ocfs2_search_extent_list 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+2313dda4dc4885c93578@syzkaller.appspotmail.com Tested-by: syzbot+2313dda4dc4885c93578@syzkaller.appspotmail.com Tested on: commit: 6ddd5d53 ocfs2: Take the smaller of l_next_free_rec an.. git tree: https://github.com/ea1davis/linux ocfs2/syz console output: https://syzkaller.appspot.com/x/log.txt?x=145d7c0f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=82d76f5a1a8b5c36 dashboard link: https://syzkaller.appspot.com/bug?extid=2313dda4dc4885c93578 compiler: Debian clang version 15.0.6, 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.