[  673.114600][ T4175] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  673.527737][ T4180] br0: port 1(veth0) entered blocking state
[  673.528682][ T4180] br0: port 1(veth0) entered disabled state
[  673.528953][ T4180] veth0: entered allmulticast mode
[  673.530852][ T4180] veth0: entered promiscuous mode
[  673.664101][ T4181] br0: port 2(veth1) entered blocking state
[  673.665791][ T4181] br0: port 2(veth1) entered disabled state
[  673.666053][ T4181] veth1: entered allmulticast mode
[  673.667997][ T4181] veth1: entered promiscuous mode
[  674.063972][   T50] br0: port 1(veth0) entered blocking state
[  674.064678][   T50] br0: port 1(veth0) entered forwarding state
[  674.194556][   T50] br0: port 2(veth1) entered blocking state
[  674.194917][   T50] br0: port 2(veth1) entered forwarding state
[  675.427537][   T10] veth1: left allmulticast mode
[  675.427959][   T10] veth1: left promiscuous mode
[  675.428396][   T10] br0: port 2(veth1) entered disabled state
[  675.432281][   T10] veth0: left allmulticast mode
[  675.432519][   T10] veth0: left promiscuous mode
[  675.432836][   T10] br0: port 1(veth0) entered disabled state