getting error when add new node into clusters

2017-07-18 09:15:59 23988 [Note] WSREP: Shifting PRIMARY -> JOINER (TO: 176)
2017-07-18 09:15:59 23988 [Note] WSREP: Requesting state transfer: success, donor: 0
xb_stream_read_chunk(): wrong chunk magic at offset 0x0.

WSREP_SST: [INFO] Joiner cleanup. (20170718 11:49:24.367)
WSREP_SST: [INFO] Joiner cleanup done. (20170718 11:49:24.386)
2017-07-18 11:49:24 23988 [ERROR] WSREP: Failed to parse uuid:seqno pair: ‘rsync process ended without creating ‘/data/mysql//rsync_sst_complete’’
2017-07-18 11:49:24 23988 [ERROR] WSREP: SST failed: 22 (Invalid argument)
2017-07-18 11:49:24 23988 [ERROR] Aborting

can you please provide my.cnf from all cluster nodes. And check if there is any innobackupex backup log available in data directory then post output of that too. Along with that, output from joiner node:

$ ps -ef | grep innobackupex