IBM/AIX RISC System/6000 Error: 72: Software caused connection abort

aix 7100-05 

oracle 10g RAC

Patch  12879933     : applied on Sat Jul 14 17:42:50 CST 
Patch  9352164      : applied on Sat Jul 14 17:39:29 CST 

listene.log中显示异常：

18-NOV-2020 10:01:06 * service_update * orcl2 * 0
18-NOV-2020 10:01:08 * (CONNECT_DATA=(CID=(PROGRAM=JDBC Thin Client)(HOST=__jdbc__)(USER=root))(SERVICE_NAME=orcl)) * (ADDRESS=(PROTOCOL=tcp)(HOST=192.168.1.57)(PORT=36948)) * establish * orcl * 0
18-NOV-2020 10:01:09 * service_update * orcl2 * 0
18-NOV-2020 10:01:10 * 12560
TNS-12560: TNS:protocol adapter error
 TNS-00530: Protocol adapter error
  IBM/AIX RISC System/6000 Error: 72: Software caused connection abort
18-NOV-2020 10:01:10 * (CONNECT_DATA=(CID=(PROGRAM=JDBC Thin Client)(HOST=__jdbc__)(USER=root))(SERVICE_NAME=orcl)) * (ADDRESS=(PROTOCOL=tcp)(HOST=192.168.1.57)(PORT=36952)) * establish * orcl * 0
18-NOV-2020 10:01:11 * service_update * orcl1 * 0
18-NOV-2020 10:01:11 * service_update * orcl1 * 0

查了查，说以下方法可以，有待验证：
打补丁4518443 或者在listener.ora 文件里加入：
SUBSCRIBE_FOR_NODE_DOWN_EVENT_LISTENER=OFF