I have now seen the exact same test fails repeat on more than a singe test run on el6.7 client/server. similar fails aren't seen in similar runs on el6.6. This suggests that the root cause is in the kernel update, but I can't see it.

https://testing.hpdd.intel.com/test_sessions/0f3acfdc-3a25-11e5-8f15-5254006e85c2
https://testing.hpdd.intel.com/test_sessions/8d2ae154-3ae1-11e5-9384-5254006e85c2

failed tests include
sanity: 77i, 120a, 127a, 133c, 151, 154f, 156, 224c
sanity-sec: 7-24 all Error: 'adding fops nodemaps failed 1'