What steps will reproduce the problem?
1. enable IPv6 connectivity on your node under test
2. run gotest ipv6=true from go/src/pkg/net
3.

What is the expected output?
PASS displayed

What do you see instead?
--- FAIL: net.TestDialGoogle (152.72 seconds)
    -- 64.233.183.106:80 --
    -- www.google.com:80 --
    -- 64.233.183.106:http --
    -- www.google.com:http --
    -- 064.233.183.106:0080 --
    -- [::ffff:64.233.183.106]:80 --
    -- [::ffff:40e9:b76a]:80 --
    -- [0:0:0:0:0000:ffff:64.233.183.106]:80 --
    -- [0:0:0:0:000000:ffff:64.233.183.106]:80 --
    -- [0:0:0:0:0:ffff::64.233.183.106]:80 --
    -- [2001:4860:0:2001::68]:80 --
    Dial("tcp", "", "[2001:4860:0:2001::68]:80") = _, dial tcp [2001:4860:0:2001::68]:80: operation timed out
    Dial("tcp6", "", "[2001:4860:0:2001::68]:80") = _, dial tcp6 [2001:4860:0:2001::68]:80: operation timed out
FAIL
gotest: "./6.out -ipv6=true" failed: exit status 1

Which compiler are you using (5g, 6g, 8g, gccgo)?

Which operating system are you using?

Which revision are you using?  (hg identify)
2f0fa51fa2da tip

% hg summary
parent: 8257:2f0fa51fa2da tip
 weekly.2011-04-27
branch: default
commit: (clean)
update: (current)

Please provide any additional information below.