[  725.438601][ T4044] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  725.909280][ T4049] br0: port 1(veth0) entered blocking state
[  725.909789][ T4049] br0: port 1(veth0) entered disabled state
[  725.910059][ T4049] veth0: entered allmulticast mode
[  725.912388][ T4049] veth0: entered promiscuous mode
[  726.058690][ T4050] br0: port 2(veth1) entered blocking state
[  726.058967][ T4050] br0: port 2(veth1) entered disabled state
[  726.059223][ T4050] veth1: entered allmulticast mode
[  726.061047][ T4050] veth1: entered promiscuous mode
[  726.518758][ T2175] br0: port 1(veth0) entered blocking state
[  726.519514][ T2175] br0: port 1(veth0) entered forwarding state
[  726.667316][   T52] br0: port 2(veth1) entered blocking state
[  726.667659][   T52] br0: port 2(veth1) entered forwarding state
[  727.992868][   T10] veth1: left allmulticast mode
[  727.993175][   T10] veth1: left promiscuous mode
[  727.993488][   T10] br0: port 2(veth1) entered disabled state
[  727.995802][   T10] veth0: left allmulticast mode
[  727.995983][   T10] veth0: left promiscuous mode
[  727.996550][   T10] br0: port 1(veth0) entered disabled state