Customer reported on a MX-VC with dual-stack subscribers, the bbe-smgd daemon core dumped
BBE-smgd core dump
Juniper engineering team has identified in a scenario that if a CoA request to change the framed-route or other attributes is received at the same time when one of the family legs is disconnected for a dual-stack subscriber may crash the bbe-smgd daemon.
This issue has been fixed via PR1779547.