getunconfirmedbalance doesn't take change into account, bitcoin will spend unconfirmed change. #5874

bitcoin-cli getinfo { "version" : 100000, "protocolversion" : 70002, "walletversion" : 60000, "balance" : 1.29695909, "blocks" : 346942, "timeoffset" : -1, "connections" : 113, "proxy" : "", "difficulty" : 47427554950.64830017, "testnet" : false, "keypoololdest" : 1425248678, "keypoolsize" : 101, "paytxfee" : 0.00052631, "relayfee" : 0.00001000, "errors" : "" } bitcoin-cli listunspent 0 0|tail -n 41 { "txid" : "c928999a42a92d14efd2b256e6c5ce5dd70e18a07099a035148b71429ca77c8d", "vout" : 1, "address" : "1Exca117ik6cR2mySwfpz4GGrUGRx5p3Eh", "account" : "", "scriptPubKey" : "76a914991e345e6224f04fbd74cfd0db2191decbe4510988ac", "amount" : 0.00100000, "confirmations" : 0, "spendable" : true }, { "txid" : "c9f59a6f5527b746d90bbb28631f586c86616deef439857a53c238ef4a2f68f5", "vout" : 1, "address" : "1Exca117ik6cR2mySwfpz4GGrUGRx5p3Eh", "account" : "", "scriptPubKey" : "76a914991e345e6224f04fbd74cfd0db2191decbe4510988ac", "amount" : 0.00100000, "confirmations" : 0, "spendable" : true }, { "txid" : "ce9ba77a1d625d32ce788c59689de7d2237d2c3da47a4d8d982ca2507c87d9ac", "vout" : 0, "address" : "1Exca117ik6cR2mySwfpz4GGrUGRx5p3Eh", "account" : "", "scriptPubKey" : "76a914991e345e6224f04fbd74cfd0db2191decbe4510988ac", "amount" : 0.00100000, "confirmations" : 0, "spendable" : true }, { "txid" : "d7ed6065ab1ff253dc1053d7b1babcb1f085f24eab82968b6eef93cf498688ca", "vout" : 0, "address" : "1Exca117ik6cR2mySwfpz4GGrUGRx5p3Eh", "account" : "", "scriptPubKey" : "76a914991e345e6224f04fbd74cfd0db2191decbe4510988ac", "amount" : 0.00100000, "confirmations" : 0, "spendable" : true } bitcoin-cli getunconfirmedbalance 0.00000000

Did you pass -spendzeroconfchange=0? If not, this is expected behavior.