[  737.563434][ T4037] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  738.041555][ T4042] br0: port 1(veth0) entered blocking state
[  738.042042][ T4042] br0: port 1(veth0) entered disabled state
[  738.042699][ T4042] veth0: entered allmulticast mode
[  738.044636][ T4042] veth0: entered promiscuous mode
[  738.192760][ T4043] br0: port 2(veth1) entered blocking state
[  738.193416][ T4043] br0: port 2(veth1) entered disabled state
[  738.193684][ T4043] veth1: entered allmulticast mode
[  738.195552][ T4043] veth1: entered promiscuous mode
[  738.682193][ T1544] br0: port 1(veth0) entered blocking state
[  738.682700][ T1544] br0: port 1(veth0) entered forwarding state
[  738.840058][ T1609] br0: port 2(veth1) entered blocking state
[  738.840717][ T1609] br0: port 2(veth1) entered forwarding state
[  740.268771][   T10] veth1: left allmulticast mode
[  740.269126][   T10] veth1: left promiscuous mode
[  740.269461][   T10] br0: port 2(veth1) entered disabled state
[  740.275253][   T10] veth0: left allmulticast mode
[  740.275457][   T10] veth0: left promiscuous mode
[  740.275774][   T10] br0: port 1(veth0) entered disabled state