kern/64739: data being lost through FIFOs

Kris Kennaway kris at obsecurity.org
Fri Mar 26 20:40:11 PST 2004


The following reply was made to PR kern/64739; it has been noted by GNATS.

From: Kris Kennaway <kris at obsecurity.org>
To: Gregory Harris <gharris at ipsentinel.com>
Cc: freebsd-gnats-submit at FreeBSD.org
Subject: Re: kern/64739: data being lost through FIFOs
Date: Fri, 26 Mar 2004 20:32:51 -0800

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 On Thu, Mar 25, 2004 at 10:57:02PM -0800, Gregory Harris wrote:
 
 > FreeBSD enos.ipsentinel.com 5.1-SECURITY FreeBSD 5.1-SECURITY #0: Thu Feb=
   5 08:13:19 GMT 2004 root at builder.daemonology.net:/usr/obj/usr/src/sys/GEN=
 ERIC  i386
 >=20
 > >Description:
 
 > Data seems to be either be getting lost in FIFOs, or the FIFOs are
 > not being properly flushed when the write end is being closed.
 > Attached is a tarball containing a simple client and server program.
 > The program operates normally on FreeBSD 4.8, Linux, and Solaris,
 > but fails to operate properly under FreeBSD 5.1, and FreeBSD 5.2.1.
 > Sorry for submitting a sample program, but it was the only way I can
 > replicate the error.
 
 Attachments do not make it into the text-only PR database.  Can you
 please submit your test application inline, e.g. as a shar archive?
 
 Kris
 
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