[ 1427.341126][ T9461] br1: port 1(veth1) entered blocking state
[ 1427.341391][ T9461] br1: port 1(veth1) entered disabled state
[ 1427.341675][ T9461] veth1: entered allmulticast mode
[ 1427.344515][ T9461] veth1: entered promiscuous mode
[ 1427.510416][   T52] br1: port 1(veth1) entered blocking state
[ 1427.510778][   T52] br1: port 1(veth1) entered forwarding state
[ 1461.810445][ T9552] br1: port 1(veth1) entered disabled state
[ 1461.966698][ T9553] veth1: left allmulticast mode
[ 1461.966936][ T9553] veth1: left promiscuous mode
[ 1461.967913][ T9553] br1: port 1(veth1) entered disabled state