From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 2404A49659 for ; Fri, 4 Jul 2025 01:50:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751593809; cv=none; b=WfHKrrXwlg6n10MlidAxP6Cn+sZKAqmA+d6NK64fGHTXBVkHE7hRpxQidZ6hEkQOeB6PhnfhQ0L8mFZ2qiFB6A70mXvmuWcGBE76dR1RbkXcS+j/Ek36KV6w5miZ+7ALNg5NYciccNna2UncNKi6UXImnoRn3fToC+5+givk/6A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751593809; c=relaxed/simple; bh=Kl+6AgmBJWR2EQX6CWtGUTF/3ygHrLq+FO7irzi6MK8=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=jMShWOynWPrR6pos0JMUSqMenOM7akuyLaoQ+w3ifGFCykwJgDbswjVoG+Xybg07T7dx3tANcMxx+kYIwcxpAkIgqViK9onzWpbQb29rLqlIWqlljW2qQ8FXYxd7xdMya5HBtyNpaxrOKfG14tFJkFlqw3rLJjA0g8LAiUXXqPw= 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=209.85.166.69 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-f69.google.com with SMTP id ca18e2360f4ac-8730ca8143eso138973139f.0 for ; Thu, 03 Jul 2025 18:50:07 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1751593807; x=1752198607; 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=+Cf1tTY9xmTPLbBJVuKKG+7W2h9yTt4FP3zxuuj6B0Y=; b=Q/HyJ7MGIrS7Fs9fnNEo/zN58Bq8eCSbDv0c0Uki8s/ByiMxWnSdNCkDmj42gAYHib rnk6UE/8wbaVoX+ZN24cr3vlKu0QNUtReKdSQZEdiV7ct9jDdqok7cO6nlJXw1dYPTn+ IQbxIPIwU1A5QZZheDSJjWY1w1F4C3YG5AVkilqbWfqRolcFlCHZ2hfdfHFjImuF2wW4 Oq0LpqcDV0PpU0AX+SEIhoDEtIrZ6ZXbUF0TJSVzNL3PeZMANRDVg29WxZE7FkSF7w5z mcqAlJJlvE+QiOWxom+rxu473RnwvS0cbxL7MdSQl9AZo9QSEEoeqfcrRoZ4ttKhKsEM Pw1w== X-Forwarded-Encrypted: i=1; AJvYcCXqcrfLhXVt0pyQoLNYYIiC963Od2GxBEefxU3UO8X22E/rZPtRWlmTYhpuHSdOB2io4RCkY8lOqdGm3kE=@vger.kernel.org X-Gm-Message-State: AOJu0Yx+hs0VW6ZnNs7o6quemlq6o0yI2vqbGdCPnCUIRBt/Xnzuf7Eb 9JYageMlbdjQanBWrLYCARm37WAC3rIK1d5diRrbXjUo4aFUmAItBt3FPiZS1n09pmBoDW36jfK n5+5Z+plFFUaYOxhHkfY4YNkhUx3ROp66ByXKNam5ZG/6C5iFAjW0sVRTm4I= X-Google-Smtp-Source: AGHT+IGFC6F315Oykl7IvHFiq8WTEc5EAwjIJIfNjvhdZYz7rNOrw9UoKsLu9K4TDahSes1P6kL/8pm/wLxn/GUQJrlG1xDg99tR Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a92:c52b:0:b0:3e1:3491:e873 with SMTP id e9e14a558f8ab-3e13491e9d2mr9061615ab.10.1751593805854; Thu, 03 Jul 2025 18:50:05 -0700 (PDT) Date: Thu, 03 Jul 2025 18:50:05 -0700 In-Reply-To: <0f31cc8c-3fd9-44fa-9385-0f4bb7b890be@yandex.ru> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6867334d.a00a0220.c7b3.000f.GAE@google.com> Subject: Re: [syzbot] [ext4?] KASAN: slab-use-after-free Read in __ext4_check_dir_entry From: syzbot To: dmantipov@yandex.ru, 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+5322c5c260eb44d209ed@syzkaller.appspotmail.com Tested-by: syzbot+5322c5c260eb44d209ed@syzkaller.appspotmail.com Tested on: commit: b4911fb0 Merge tag 'mmc-v6.16-rc1' of git://git.kernel.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=1695f770580000 kernel config: https://syzkaller.appspot.com/x/.config?x=3f6ddf055b5c86f8 dashboard link: https://syzkaller.appspot.com/bug?extid=5322c5c260eb44d209ed compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 patch: https://syzkaller.appspot.com/x/patch.diff?x=160cf48c580000 Note: testing is done by a robot and is best-effort only.