[ 1455.923428][T21021] netperf (21021) used greatest stack depth: 22880 bytes left
[ 1462.722085][T21082] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1467.913430][T21086] netperf (21086) used greatest stack depth: 22064 bytes left
[ 1486.738511][T21212] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1491.933766][T21216] netperf (21216) used greatest stack depth: 21168 bytes left
[ 1510.775007][T21342] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1534.846193][T21472] IPv6: NLM_F_REPLACE set, but no existing node found!