[ 1677.373913][ T4680] netperf (4680) used greatest stack depth: 23088 bytes left
[ 1684.150363][ T4741] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1689.337788][ T4745] netperf (4745) used greatest stack depth: 21424 bytes left
[ 1708.100316][ T4871] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1713.288235][ T4875] netperf (4875) used greatest stack depth: 21104 bytes left
[ 1732.079845][ T5003] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1756.082225][ T5133] IPv6: NLM_F_REPLACE set, but no existing node found!