bin/134022: host, dig and nslookup hang in _umtx_op syscall after 7.1-RELEASE-p5 update

[Michael Schout]

The following reply was made to PR bin/134022; it has been noted by GNATS.

From: Michael Schout <mschout at gkg.net>
To: bug-followup at FreeBSD.org, damien.bobillot_freebsd at m4x.org
Cc:  
Subject: bin/134022: host, dig and nslookup hang in _umtx_op syscall after
 7.1-RELEASE-p5 update
Date: Wed, 29 Apr 2009 15:55:10 -0500

 I've run into this as well, but only within jail environments.  The host
 environment does not deadlock, but making these calls inside jails
 *does* deadlock on 7.1-RELEASE-p5.  Rolling back to 7.1-RELEASE fixed it
 for me.