modinfo not found

[AchuthSankar]

I am getting this error while using the latest cluster.yaml

TASK [kubernetes/node : Verify if br_netfilter module exists] *******************************************************************************************************************************
Tuesday 06 February 2018 15:47:03 +0000 (0:00:00.755) 0:05:08.013 ******
fatal: [node2]: FAILED! => {"changed": false, "cmd": "modinfo br_netfilter", "delta": "0:00:00.002799", "end": "2018-02-06 15:47:04.278388", "failed_when_result": true, "msg": "non-zero return code", "rc": 127, "start": "2018-02-06 15:47:04.275589", "stderr": "/bin/sh: modinfo: command not found", "stderr_lines": ["/bin/sh: modinfo: command not found"], "stdout": "", "stdout_lines": []}
fatal: [node3]: FAILED! => {"changed": false, "cmd": "modinfo br_netfilter", "delta": "0:00:00.002794", "end": "2018-02-06 15:47:04.301344", "failed_when_result": true, "msg": "non-zero return code", "rc": 127, "start": "2018-02-06 15:47:04.298550", "stderr": "/bin/sh: modinfo: command not found", "stderr_lines": ["/bin/sh: modinfo: command not found"], "stdout": "", "stdout_lines": []}

NO MORE HOSTS LEFT **************************************************************************************************************************************************************************
to retry, use: --limit @/home/gecloud/kubespray/kubespray/cluster.retry

PLAY RECAP **********************************************************************************************************************************************************************************
localhost : ok=2 changed=0 unreachable=0 failed=0
node1 : ok=13 changed=0 unreachable=0 failed=1
node2 : ok=256 changed=14 unreachable=0 failed=1
node3 : ok=234 changed=13 unreachable=0 failed=1

I can see modinfo in all the instances.