Bug#672692: tzdata bug?

[GNU linux <linux@adinet.com.uy>]

Package: tzdata
Version: 2012c-0squeeze1
Severity: normal


Configurando tzdata (2012c-0squeeze1) ...

Current default time zone: 'America/Montevideo'
date: error: bad command line -t value "Fri Jun  1 00:28:39 UTC 2012", must be a non-negative number
date: usage is date [-u] [-c] [-n] [-d dst] [-t min-west] [-a sss.fff] [[yyyy]mmddhhmm[yyyy][.ss]] [+format]
dpkg: error al procesar tzdata (--configure):
 el subproceso instalado el script post-installation devolvió el código de salida de error 1
configured to not write apport reports
                                      Se encontraron errores al procesar:
 tzdata
E: Sub-process /usr/bin/dpkg returned an error code (1)


-- System Information:
Debian Release: 6.0.5
  APT prefers stable-updates
  APT policy: (500, 'stable-updates'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.32-5-amd64 (SMP w/4 CPU cores)
Locale: LANG=es_UY.utf8, LC_CTYPE=es_UY.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages tzdata depends on:
ii  debconf [debconf-2.0]         1.5.36.1   Debian configuration management sy

tzdata recommends no packages.

tzdata suggests no packages.

-- debconf information:
  tzdata/Zones/Australia:
  tzdata/Zones/Asia:
  tzdata/Zones/SystemV:
  tzdata/Zones/Pacific:
  tzdata/Zones/Atlantic:
  tzdata/Zones/US:
* tzdata/Zones/Etc: UTC
  tzdata/Zones/Arctic:
  tzdata/Zones/Antarctica:
  tzdata/Zones/Europe:
  tzdata/Zones/Africa:
* tzdata/Zones/America: Montevideo
* tzdata/Areas: America
  tzdata/Zones/Indian: