Dst cache overflow

Has made upgrade RouterOS with 4.6 to 5.0beta6. Architecture x86. The server was accessible 6-10 minutes, further icmp to it has stopped. On the monitor screen which has been connected to the server has seen constantly appearing inscriptions:

Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
net_ratelimit: 5928 callbacks suppressed
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow
Dst cache overflow

I have written not in the necessary topic?

are you able to make supout when the problem appears?

please write to support@

It’s a (fairly well documented) kernel bug. The user forums can’t help you, only the vendor can. Their official support channel is that support email address.