linux-kernel - Re: [PATCH] fuse: Fix use-after-free in fuse_dev_do

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Message-ID: <CAJfpegsPkKb2Gfd65Yq4qo6dgyCB2Wzy10FYXhzoMbXQW67U=Q@mail.gmail.com>
Date:   Mon, 1 Oct 2018 11:26:10 +0200
From:   Miklos Szeredi <miklos@...redi.hu>
To:     Kirill Tkhai <ktkhai@...tuozzo.com>
Cc:     Dmitry Vyukov <dvyukov@...gle.com>,
        syzbot <syzbot+4e975615ca01f2277bdd@...kaller.appspotmail.com>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fuse: Fix use-after-free in fuse_dev_do_write()

On Tue, Sep 25, 2018 at 11:52 AM, Kirill Tkhai <ktkhai@...tuozzo.com> wrote:
> After we found req in request_find() and released the lock,
> everything may happen with the req in parallel.
>
> Keep it alive till we finish touch its memory.
>
> Signed-off-by: Kirill Tkhai <ktkhai@...tuozzo.com>

Applied.

Thanks,
Miklos