Comment 8 for bug 1364630

Confirmed. It seems to be something to do with xconsole :

one@one-P35:/var/log$ cat syslog|grep pipe
Oct 24 12:17:24 one-P35 rsyslogd-2039: Could no open output pipe '/dev/xconsole': No such file or directory [try http://www.rsyslog.com/e/2039 ]
Oct 24 12:26:58 one-P35 kernel: [ 24.812375] init: Error while reading from descriptor: Broken pipe
Oct 24 12:26:58 one-P35 rsyslogd-2039: Could no open output pipe '/dev/xconsole': No such file or directory [try http://www.rsyslog.com/e/2039 ]
Oct 24 12:36:40 one-P35 kernel: [ 23.837473] init: Error while reading from descriptor: Broken pipe
Oct 24 12:36:40 one-P35 rsyslogd-2039: Could no open output pipe '/dev/xconsole': No such file or directory [try http://www.rsyslog.com/e/2039 ]