IPaddr2 start operation fails with "RTNETLINK answers: File exists" for an IPv6 address in a Pacemaker cluster

Solution In Progress - Updated -

Issue

  • IPv6 virtual IP address starts successfully, then fails its monitor operation with "not running," and then fails to restart.
Aug 06 09:59:47 [20751] node-1       crmd:   notice: process_lrm_event:    Result of start operation for ipv6_vip on node-1: 0 (ok) | call=316 key=ipv6_vip_start_0 confirmed=true cib-update=64
0 confirmed=true cib-update=68
Aug 06 09:59:47 [20751] node-1       crmd:     info: process_lrm_event:    Result of monitor operation for ipv6_vip on node-1: 7 (not running) | call=317 key=ipv6_vip_monitor_30000 confirmed=false cib-update=67
Aug 06 09:59:48 [20751] node-1       crmd:   notice: process_lrm_event:    Result of stop operation for ipv6_vip on node-1: 0 (ok) | call=321 key=ipv6_vip_stop_0 confirmed=true cib-update=72
Aug 06 10:14:48 [20751] node-1       crmd:     info: do_lrm_rsc_op:        Performing key=9:398:0:9614a657-5392-4e43-a998-6c06175d2b74 op=ipv6_vip_start_0
Aug 06 10:14:48 [3671] node-1        lrmd:     info: log_execute:   executing - rsc:ipv6_vip action:start call_id:322
Aug 06 10:14:48 [20751] node-1       crmd:     info: update_attrd_clear_failures:  Asking attrd to clear failure of all operations at all intervals for ipv6_vip on cluster node node-1
Aug 06 10:14:48 [20751] node-1       crmd:     info: update_attrd_helper:  Connecting to attribute manager ... 5 retries remaining
Aug 06 10:14:48 [20750] node-1      attrd:     info: attrd_peer_update:    Setting last-failure-ipv6_vip#monitor_30000[node-1]: 1565056791 -> (null) from node-1
Aug 06 10:14:48 [20750] node-1      attrd:     info: attrd_peer_update:    Setting fail-count-ipv6_vip#monitor_30000[node-1]: 1 -> (null) from node-1
Aug 06 10:14:48 [20749] node-1 stonith-ng:     info: cib_devices_update:   Updating devices to version 0.33.1152
Aug 06 10:14:48 [20749] node-1 stonith-ng:     info: cib_devices_update:   Updating devices to version 0.33.1153
IPaddr2(ipv6_vip)[24194]: 2019/08/06_10:14:48 INFO: Adding inet6 address 2001:db8:14:1107:0:0:0:101/64 to device bond0.1107
IPaddr2(ipv6_vip)[24194]: 2019/08/06_10:14:48 ERROR: RTNETLINK answers: File exists
IPaddr2(ipv6_vip)[24194]: 2019/08/06_10:14:48 ERROR:  failed.
Aug 06 10:14:48 [3671] node-1        lrmd:     info: log_finished:  finished - rsc:ipv6_vip action:start call_id:322 pid:24194 exit-code:1 exec-time:132ms queue-time:0ms
Aug 06 10:14:48 [20751] node-1       crmd:   notice: process_lrm_event:    Result of start operation for ipv6_vip on node-1: 1 (unknown error) | call=322 key=ipv6_vip_start_0 confirmed=true cib-update=75

Environment

  • Red Hat Enterprise Linux 6, 7, 8 (with the High Availability Add-on)
  • Pacemaker
  • An IPaddr2 resource with an IPv6 address

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