[  276.528813][ T1080] netdevsim: Exceeded number of supported nexthops
[  277.264410][ T1127] netdevsim: Failed to replace nexthop bucket
[  277.265813][ T1127] netdevsim: Failed to replace nexthop bucket
[  278.120099][ T1181] Failed to register nexthop notifier
[  278.519377][  T164] perl (164) used greatest stack depth: 23664 bytes left