Ping: sendmsg: Operation not permitted

General questions
1

i recently configured BGP over vyos platform,
it is running very fine from last 3 days but today sudden i face issue in whole network for ping drop issue.
after reboot it is working fine
when i checked it via WAN or LAN it is below mentioned error:-

vyos@router:-$ ping 8.8.8.8
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted

vyos@router:-$ ping 192.168.80.10
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted
ping: sendmsg: Operation not permitted

2

Check the firewall rules, it seems ICMP echo requests are disabled

3

is it must to configure firewall if i am using as BGP.
bcz i didnt configured firewall yet.

4

show conf com | match firewall
sudo nft list ruleset

5

That is a kernel message, check your blackhole routes, looks to me that your dst IP is locally blackholed.
(ip route list via shell)