errors

TASK [set user limits] *********************************************************
failed: [default] (item={u'comment': u'Oracle', u'domain': u'oracle', u'type': u'soft', u'name': u'nofile', u'value': 1024}) => {"failed": true, "item": {"comment": "Oracle", "domain": "oracle", "name": "nofile", "type": "soft", "value": 1024}, "msg": "Invalid configuration of '/etc/security/limits.conf'. Current value of nofile is unsupported."}
failed: [default] (item={u'comment': u'Oracle', u'domain': u'oracle', u'type': u'hard', u'name': u'nofile', u'value': 65536}) => {"failed": true, "item": {"comment": "Oracle", "domain": "oracle", "name": "nofile", "type": "hard", "value": 65536}, "msg": "Invalid configuration of '/etc/security/limits.conf'. Current value of nofile is unsupported."}
failed: [default] (item={u'comment': u'Oracle', u'domain': u'oracle', u'type': u'soft', u'name': u'nproc', u'value': 2047}) => {"failed": true, "item": {"comment": "Oracle", "domain": "oracle", "name": "nproc", "type": "soft", "value": 2047}, "msg": "Invalid configuration of '/etc/security/limits.conf'. Current value of nofile is unsupported."}
failed: [default] (item={u'comment': u'Oracle', u'domain': u'oracle', u'type': u'hard', u'name': u'nproc', u'value': 16384}) => {"failed": true, "item": {"comment": "Oracle", "domain": "oracle", "name": "nproc", "type": "hard", "value": 16384}, "msg": "Invalid configuration of '/etc/security/limits.conf'. Current value of nofile is unsupported."}
failed: [default] (item={u'comment': u'Oracle', u'domain': u'oracle', u'type': u'soft', u'name': u'stack', u'value': 10240}) => {"failed": true, "item": {"comment": "Oracle", "domain": "oracle", "name": "stack", "type": "soft", "value": 10240}, "msg": "Invalid configuration of '/etc/security/limits.conf'. Current value of nofile is unsupported."}
failed: [default] (item={u'comment': u'Oracle', u'domain': u'oracle', u'type': u'hard', u'name': u'stack', u'value': 32768}) => {"failed": true, "item": {"comment": "Oracle", "domain": "oracle", "name": "stack", "type": "hard", "value": 32768}, "msg": "Invalid configuration of '/etc/security/limits.conf'. Current value of nofile is unsupported."}

play.yml

vars: 
oracle_limits:
   - { domain: oracle, type: soft, name: nofile, value:  1024, comment: Oracle }
   - { domain: oracle, type: hard, name: nofile, value:  65536, comment: Oracle }
   - { domain: oracle, type: soft, name: nproc, value:  2047, comment: Oracle }
   - { domain: oracle, type: hard, name: nproc, value:  16384, comment: Oracle }
   - { domain: oracle, type: soft, name: stack, value:  10240, comment: Oracle }
   - { domain: oracle, type: hard, name: stack, value:  32768, comment: Oracle }

tasks:
   - name: set user limits
     pam_limits:
       limit_item: "{{ item.name }}"
       limit_type: "{{ item.type }}"
       value: "{{ item.value }}"
       domain: "{{ item.domain }}"
       comment: "{{ item.comment }}"
     with_items: "{{ oracle_limits }}"