Re: kern/43877: named hangs with 5.99.39 kernel, 5.99.27 userland

[christos%zoulas.com@localhost (Christos Zoulas)]

The following reply was made to PR kern/43877; it has been noted by GNATS.

From: christos%zoulas.com@localhost (Christos Zoulas)
To: gnats-bugs%NetBSD.org@localhost, kern-bug-people%netbsd.org@localhost, 
        gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost, 
apb%cequrux.com@localhost
Cc: 
Subject: Re: kern/43877: named hangs with 5.99.39 kernel, 5.99.27 userland
Date: Sun, 26 Dec 2010 10:28:06 -0500

 On Dec 26,  3:10pm, apb%cequrux.com@localhost (Alan Barrett) wrote:
 -- Subject: Re: kern/43877: named hangs with 5.99.39 kernel, 5.99.27 userland
 
 | The following reply was made to PR kern/43877; it has been noted by GNATS.
 | 
 | From: Alan Barrett <apb%cequrux.com@localhost>
 | To: gnats-bugs%NetBSD.org@localhost
 | Cc: 
 | Subject: Re: kern/43877: named hangs with 5.99.39 kernel, 5.99.27 userland
 | Date: Sun, 26 Dec 2010 17:06:20 +0200
 | 
 |  On Tue, 14 Sep 2010, apb%cequrux.com@localhost wrote:
 |  > >Synopsis:       named hangs with 5.99.39 kernel, 5.99.27 userland
 |  > I booted a 5.99.39 kernel (built from sources checked out with cvs
 |  > update -D '2010-09-12 12:00 UTC') on a system with a userland from a few
 |  > months ago (version 5.99.27, built from sources checked out with cvs
 |  > update -D '2010-04-18 12:00 UTC').
 |  
 |  This is still an issue with a 5.99.40 kernel and 5.99.27 userland.  What
 |  can I do to help debug this failure of backward compatibility?
 |  
 |  I'd really like to upgrade from 5.99.27, but as long as an old userland
 |  doesn't work with a new kernel, I can't upgrade safely.
 
 What does a ktrace show? Where is it getting stuck?
 
 christos