[  301.063579][ T1144] netdevsim: Exceeded number of supported nexthops
[  303.309703][ T1190] netdevsim: Failed to replace nexthop bucket
[  303.310099][ T1190] netdevsim: Failed to replace nexthop bucket
[  303.330631][ T1190] ip (1190) used greatest stack depth: 24352 bytes left
[  305.803249][ T1244] Failed to register nexthop notifier