[ 1768.398342][  T564] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1792.550550][  T694] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1797.744649][  T698] netperf (698) used greatest stack depth: 21136 bytes left
[ 1816.713095][  T826] IPv6: NLM_F_REPLACE set, but no existing node found!
[ 1840.848874][  T956] IPv6: NLM_F_REPLACE set, but no existing node found!