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 13C9C4A11 for ; Wed, 13 Mar 2024 14:50:03 +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=1710341405; cv=none; b=h2+YmZQxUV6CdwskuxLHVwk7CDyJpno4CDHNtD/i10Y4TJfZvJqCbuMuIhNE0AKPNCY76gx/XouC/QAh32xUbKxWKXRXv3dLxqZp8xD4lC2nf2/uPNNUpPRI0Ho40uFlP6gqF3EZUWhxIsOL8EurxS5YSK3+l6tgEl+07ASMMR0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710341405; c=relaxed/simple; bh=H6AP99/+5wUD2f58Es09ZZ9Vhv5jul9GXOyCS3ukWcY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=uaeURhdPtr7+URJhja2FPgN6tiV838tn9DYJtdjhpblKWOh9GHr8rwRgNZyZI68SSokbDif8pki/ttACdKia+Qv6IqpVYO64RCY667CaRQzRmIJY6LIXtgSELrHvvtYtToYdeEX12Mz1inv0ubS1XBosveJPpgzVX9/3ieWc4wY= 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-3666d914c00so12616905ab.2 for ; Wed, 13 Mar 2024 07:50:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1710341403; x=1710946203; 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=pBqXF+FtEC98JPe7hVSSvBQgwR2DkFM1Y3dRr1bdJDs=; b=XI2eJiFWsUGan4c3VbhFokUGfocMjVxloLssNMLzOZLsDVdwl35T+FgtEr7XNbPcwu EHV3UjBFa/9lmT8kpSsOoHelRwiSsSkY+phtI8LL9DitjDscsFPWbLdpLpqTnSTn2FNd XUsl0jaR6BzF7HyIMVbjda/PNwDrkMh5e2FpxH9xeJu4etCY/WgxqOuFsCT/my9XEP0Y pgC+C9EC5XfA5Stfp4RTAFSQmVtxjd8LGxbD42yKLj8CkQNyk+CSnJX2g9YsH7oPdbqZ hyLP7FPOlu4Lj3RMIScl0gn3kaG/Q4FFzmgF9U9EhAt375XcKyijYnT49Ie7iWkYnCdG Pn5w== X-Forwarded-Encrypted: i=1; AJvYcCUB0DVA0yPCuLi9xhYoFHa1ycXqpNg/GwEkbcaNalAbb63HZ8kYDp1vW9u/LJYrowQOnSSnBjbppaHYcT/0Y6XOMOzZVIUjAvMWDuXA X-Gm-Message-State: AOJu0YxJBhizBatrgEtGkAf8NgK1813FHVcmKciiO14e6vo8o3else35 Q5P3lXDoX7wLMxXajwXw4TEENWUKbmntgVu+lIzjWQuMwYDjVdGPxxiqAK2cFyeDjC5tMZdwykI AaMw6Q8Tn9HY8I2dxi3QK/USHzltOtqLN602EJU9xgCPrWazThQq6R5k= X-Google-Smtp-Source: AGHT+IE/nKeb60I7S1447N7p6nt1amMYQgnAkwkywJB8/ZNa7GHWQrU7DmYHP7hBdfeVeAYsfJKzbhQ3eGlGodGUdOWmyLZKDxOl Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1c2a:b0:365:3e12:3eb1 with SMTP id m10-20020a056e021c2a00b003653e123eb1mr5642ilh.1.1710341403338; Wed, 13 Mar 2024 07:50:03 -0700 (PDT) Date: Wed, 13 Mar 2024 07:50:03 -0700 In-Reply-To: <21fc3ed1-de3d-4027-b775-ef061eaca53d@kernel.org> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ca7cd306138be344@google.com> Subject: Re: [syzbot] [f2fs?] KASAN: slab-use-after-free Read in f2fs_filemap_fault From: syzbot To: chao@kernel.org, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, 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-and-tested-by: syzbot+763afad57075d3f862f2@syzkaller.appspotmail.com Tested on: commit: 51fc665a f2fs: fix to avoid use-after-free issue in f2.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git wip console output: https://syzkaller.appspot.com/x/log.txt?x=113bf9fa180000 kernel config: https://syzkaller.appspot.com/x/.config?x=1fcc0a6ff51770e5 dashboard link: https://syzkaller.appspot.com/bug?extid=763afad57075d3f862f2 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.