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From: Konstantin Belousov <kostikbel@gmail.com>
Subject: Re: amd64/188699: Dev tree
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The following reply was made to PR amd64/188699; it has been noted by GNATS.

From: Konstantin Belousov <kostikbel@gmail.com>
To: John Allman <freebsd@hugme.org>
Cc: freebsd-gnats-submit@FreeBSD.org
Subject: Re: amd64/188699: Dev tree
Date: Thu, 17 Apr 2014 21:44:52 +0300

 On Wed, Apr 16, 2014 at 05:32:45PM +0000, John Allman wrote:
 > This is how to reproduce it:
 > 
 > Fresh install of 10 on AMD 64
 > install bash `pkg install bash`
 > Switch to bash `bash`
 > push a here document into a loop: `while true ; do echo; done< <(echo "123")`
 > receive an error: "-su: /dev/fd/62: No such file or directory"
 > 
 > I'm sorry I haven't been able to research this any further. I found how while working on some important matters. As I mentioned the above works fine in all previous versions of FreeBSD up until 10.
 > >How-To-Repeat:
 > Fresh install
 > pkg install bash
 > bash
 > while true; do echo foo done< <(echo "123")
 > 
 > -su: /dev/fd/62: No such file or directory
 
 So do you have fdescfs mounted on /dev/fd on the machine where the
 test fails ?  It works for me on head, and if unmounted, I get the
 same failure message as yours.  I very much doubt that it has anything
 to do with a system version.