[ 1536.103116][ T9402] br1: port 1(veth1) entered blocking state
[ 1536.103362][ T9402] br1: port 1(veth1) entered disabled state
[ 1536.103639][ T9402] veth1: entered allmulticast mode
[ 1536.105407][ T9402] veth1: entered promiscuous mode
[ 1536.250775][   T52] br1: port 1(veth1) entered blocking state
[ 1536.251080][   T52] br1: port 1(veth1) entered forwarding state
[ 1556.335404][ T9477] br1: port 1(veth1) entered disabled state
[ 1556.477559][ T9478] veth1: left allmulticast mode
[ 1556.477776][ T9478] veth1: left promiscuous mode
[ 1556.478067][ T9478] br1: port 1(veth1) entered disabled state