[ 1481.578713][ T3858] netperf (3858) used greatest stack depth: 23120 bytes left
[ 1488.404416][ T3919] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1493.588737][ T3923] netperf (3923) used greatest stack depth: 22120 bytes left
[ 1512.474850][ T4049] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1517.679777][ T4053] netperf (4053) used greatest stack depth: 22000 bytes left
[ 1536.534190][ T4179] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1560.567115][ T4309] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1565.761363][ T4313] netperf (4313) used greatest stack depth: 21472 bytes left