这个问题先排查 

[oracle@racdg2-2 ~]$ cd $ORACLE_HOME/bin
[oracle@racdg2-2 bin]$ ls -ld oracle
-rwsr-s--x 1 oracle oinstall 239626641 Jun 25 19:09 oracle
 

正常的属组是

[grid@racdg2-1 ~]$ setasmgidwrap -o /u01/app/oracle/product/11.2.0.4/dbhome_1/bin/oracle

[grid@racdg2-2 ~]$ setasmgidwrap -o /u01/app/oracle/product/11.2.0.4/dbhome_1/bin/oracle

[root@racdg2-2 /]# cd /u01/app/oracle/product/11.2.0.4/dbhome_1/bin/
[root@racdg2-2 bin]# chmod 6751 oracle
[root@racdg2-2 bin]# ls -ld oracle
-rwsr-s--x 1 oracle asmadmin 239626641 Jun 25 19:09 oracle

[oracle@racdg2-1 ~]$ cd $ORACLE_HOME/bin
[oracle@racdg2-1 bin]$ chmod 6751 oracle
[oracle@racdg2-1 bin]$ ls -ld oracle
-rwsr-x--x 1 oracle asmadmin 239626641 Jun 25 19:05 oracle