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Date: Mon, 9 Apr 2018 13:26:41 -0700
From: Davidlohr Bueso <dave@stgolabs.net>
Subject: Re: [PATCH] ipc/shm: fix use-after-free of shm file via
 remap_file_pages()
Message-ID: <20180409202641.j773oepagmhcb2nh@linux-n805>
References: <94eb2c06f65e5e2467055d036889@google.com>
 <20180409043039.28915-1-ebiggers3@gmail.com>
 <20180409094813.bsjc3u2hnsrdyiuk@black.fi.intel.com>
 <20180409185016.GA203367@gmail.com>
 <20180409201232.3rweldbjtvxjj5ql@linux-n805>
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To: Eric Biggers <ebiggers3@gmail.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>, linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Manfred Spraul <manfred@colorfullife.com>, "Eric W . Biederman" <ebiederm@xmission.com>, syzkaller-bugs@googlegroups.com

On Mon, 09 Apr 2018, Davidlohr Bueso wrote:
>So I don't think the pointer is going anywhere, or am I missing
>something?

Ah, yes, wrong pointer, this is sdf->file -- sorry for the noise.