csup ends up in sigwai after "Shutting down connection to server", never exits

[Anton Shterenlikht]

On Thu, Jun 14, 2012 at 03:20:16PM +0200, Jeremie Le Hen wrote:
> Hi Anton,
> 
> On Thu, Jun 14, 2012 at 11:57:38AM +0100, Anton Shterenlikht wrote:
> > On ia64 r235474 and r235163 I get: 
> > 
> > # csup -L2 /root/ports-supfile 
> > Parsing supfile "/root/ports-supfile"
> > Connecting to cvsup.uk.FreeBSD.org
> > Connected to 131.111.8.41
> > Server software version: SNAP_16_1h
> > MD5 authentication started
> > MD5 authentication successful
> > Negotiating file attribute support
> > Exchanging collection information
> > Establishing multiplexed-mode data connection
> > Running
> > Updating collection ports-all/cvs
> > Shutting down connection to server
> > 
> > csup never exits.
> > 
> > >From top:
> > 
> >   PID USERNAME    THR PRI NICE   SIZE    RES STATE   C   TIME   WCPU COMMAND
> > 33822 root          2  20    0 37496K 23352K sigwai  1   0:32  0.00% csup
> >   
> > 
> > On amd64 r236740M I don't see this problem.
> 
> mux@ fixed many bugs in his bitbucket source tree [1], would you mind
> giving it a spin?  I may import the latest code into the tree when I
> have enough free time.
> 
> [1] https://bitbucket.org/mux/csup

no, this doesn't help.
I get exactly the same behaviour.
Perhaps the problem is not in csup.

Any ideas on how to debug this further?

-- 
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
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