From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [Bug 106241] New: shutdown(3)/close(3) behaviour is incorrect
 for sockets in accept(3)
Date: Wed, 21 Oct 2015 08:30:08 -0700 (PDT)
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From: Alan Burlison <Alan.Burlison@oracle.com>
Date: Wed, 21 Oct 2015 15:38:51 +0100

> While this algorithm is pretty expensive, it is not often invoked.

I bet it can be easily intentionally invoked, by a malicious entity no
less.