[ 1721.363208][ T7816] netperf (7816) used greatest stack depth: 22912 bytes left
[ 1728.242263][ T7877] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1733.444394][ T7881] netperf (7881) used greatest stack depth: 21648 bytes left
[ 1752.346262][ T8007] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1757.541910][ T8011] netperf (8011) used greatest stack depth: 20992 bytes left
[ 1776.496785][ T8139] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1800.557176][ T8269] IPv6: NLM_F_REPLACE set, but no existing node found!