[  625.636418][ T3389] Failed to register fib notifier
[  652.063107][ T3605] ip (3605) used greatest stack depth: 24224 bytes left
[  682.741999][ T3817] ip (3817) used greatest stack depth: 23888 bytes left
[  687.254178][ T3846] Failed to register fib notifier
[  723.656401][ T4121] Failed to register fib notifier
[  780.625186][ T4547] ip (4547) used greatest stack depth: 23872 bytes left
[  785.296845][ T4576] Failed to register fib notifier