[  274.245094][ T1073] netdevsim: Exceeded number of supported nexthops
[  274.939300][ T1119] netdevsim: Failed to replace nexthop bucket
[  274.939518][ T1119] netdevsim: Failed to replace nexthop bucket
[  275.689433][ T1173] Failed to register nexthop notifier
[  276.069606][  T159] perl (159) used greatest stack depth: 24320 bytes left