From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 E5BFB7DA68 for ; Mon, 30 Sep 2024 09:01:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727686865; cv=none; b=E90o3HRsaLsShcdurLSeccI8U+r+ikZNXtExB51WX662DDmvM5hCymVpUkC5Vsmh3gFwznXsUcTYMr77c79TUTwPizAZ89rR5/a+dObZnLvwnhKfQYIbYEluvTsuxmhIs2TXBgsWuZYkBXo8PcnpGqCIvCmsvk3xIVJZAr1Haow= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727686865; c=relaxed/simple; bh=5Ak0nl1oh1TVATFd3rbp+OB6ZSkwyGA4360acYDknt4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=YsB9LCgepzz7UwdxFxtxYhtO4b9a6g7YPvvyR7ZSGcxpR7NlnIZ0rC6Zv39Y+AkTrDroCcPxyVVD9+4y/H6+GBcbfbtUC4A/nXS0ZPxfpI5PKxYQCo3GWD1ybFBxoi29Bm5tYgfiRMK1xsuLU7AgYfa0qSJymgEdhiRYMMdyKPQ= 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=209.85.166.72 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-f72.google.com with SMTP id ca18e2360f4ac-82ad9fca5fcso378518239f.0 for ; Mon, 30 Sep 2024 02:01:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727686863; x=1728291663; 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=SgcA2yLZcM4QLraGvCK4shGLtxy0kO6PZj5funVyOR0=; b=QODFNSUDk3VozmaJD9fSJ1SBUZGl7eqARbQAh8ekA43xkbcmV+S4yd3wfu59ach81O chMd6OXhWL/SlNO95NrieMikc0wypXbhdPvN67jZSWHIF9c4/Jqmjrb2MM21QJkUOmJ2 jyGaG/L4TnS2J67+CTmC+1OcJuZzSIqkc8CRyCTRSyZKnLWZ9JRrKl7N7q/K+kuINWlo bYblVEULhPrXhloZpUrHEoKr/Ctwh+BbXWCXRnxNw9lKFVJoOjpsxW/XTCIjHXJJeScf 8oOuXqG5YICPZ5uScXZbFhUqZv/q1QUPoO2Ks/yHU+T4xFGkJZJ/6swwZ/D2ZKOAZgUK AvFg== X-Gm-Message-State: AOJu0YyDgb5BvCPp4K3ZeQGzjr5jxRJ45+VLJyqsuZyZD+X7DDIbA853 hbtqEgqmHs5fk+bPyOZW45ESYmtqYawsbw83nT8jicNpgrO725STdIQo+ZcoUx8JqqrbAALQgfk 2w9sTuqLTTljhlvCugnCXBSlGROuIQDpNmU5vzRzrn5h0JgCAH8f7WjY= X-Google-Smtp-Source: AGHT+IHZ+biGjIAG6C6BY56/iTKYJLqTWat+LR2OKgPQP/PPkO6z5MDLoeT0uAFu2kIV+8qaW+craq89QadKHRazWp8iev6GGQG0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1e09:b0:3a1:a163:ba58 with SMTP id e9e14a558f8ab-3a3452d502amr75487135ab.26.1727686863000; Mon, 30 Sep 2024 02:01:03 -0700 (PDT) Date: Mon, 30 Sep 2024 02:01:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <66fa68ce.050a0220.6bad9.0035.GAE@google.com> Subject: Re: [syzbot] [fs?] BUG: unable to handle kernel NULL pointer dereference in read_cache_folio From: syzbot To: linux-kernel@vger.kernel.org, s323713@studenti.polito.it, 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+4089e577072948ac5531@syzkaller.appspotmail.com Tested-by: syzbot+4089e577072948ac5531@syzkaller.appspotmail.com Tested on: commit: 9852d85e Linux 6.12-rc1 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13636980580000 kernel config: https://syzkaller.appspot.com/x/.config?x=daa10535be443909 dashboard link: https://syzkaller.appspot.com/bug?extid=4089e577072948ac5531 compiler: aarch64-linux-gnu-gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 patch: https://syzkaller.appspot.com/x/patch.diff?x=15674ea9980000 Note: testing is done by a robot and is best-effort only.