[ 1900.617998][ T6921] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1905.801095][ T6925] netperf (6925) used greatest stack depth: 21680 bytes left
[ 1924.659723][ T7051] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1929.854600][ T7055] netperf (7055) used greatest stack depth: 21440 bytes left
[ 1948.666985][ T7181] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1972.761061][ T7312] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1977.956415][ T7316] netperf (7316) used greatest stack depth: 21424 bytes left