[ 1562.046990][T20381] netperf (20381) used greatest stack depth: 23056 bytes left
[ 1568.818053][T20442] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1574.011162][T20446] netperf (20446) used greatest stack depth: 21440 bytes left
[ 1592.767336][T20572] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1616.794447][T20704] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1640.758559][T20834] IPv6: NLM_F_REPLACE set, but no existing node found!