[  274.167480][ T1074] netdevsim: Exceeded number of supported nexthops
[  274.912141][ T1120] netdevsim: Failed to replace nexthop bucket
[  274.912355][ T1120] netdevsim: Failed to replace nexthop bucket
[  275.718064][ T1174] Failed to register nexthop notifier
[  282.498829][ T1202] cat (1202) used greatest stack depth: 24368 bytes left