Relayd Crashing in transparent mode

Wondering if someone can help point me in the right direction. relayd keeps crashing on me, I suspect someone is attacking using corrupted packets in someway. Other attacks are much higher than normal (application layer) States look look inline (less than 5k) processor usage about 20 percent

IKEv1 to AzureVPN exchange_validate failed

I am struggling to setup an ipsec vpn to azure. Following the azure IPSec parameters in the doc below: https://docs.microsoft.com/en-us/azure/vpn-gateway/vpn-gateway-about-vpn-devices Getting the below errors in isakmpd, and am stumped where to look next: Default exchange_run: exchange_validate