[  738.596640][ T4059] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  739.117273][ T4064] br0: port 1(veth0) entered blocking state
[  739.118199][ T4064] br0: port 1(veth0) entered disabled state
[  739.118460][ T4064] veth0: entered allmulticast mode
[  739.120375][ T4064] veth0: entered promiscuous mode
[  739.283242][ T4065] br0: port 2(veth1) entered blocking state
[  739.283570][ T4065] br0: port 2(veth1) entered disabled state
[  739.283826][ T4065] veth1: entered allmulticast mode
[  739.286937][ T4065] veth1: entered promiscuous mode
[  739.790265][   T64] br0: port 1(veth0) entered blocking state
[  739.790786][   T64] br0: port 1(veth0) entered forwarding state
[  739.957693][   T52] br0: port 2(veth1) entered blocking state
[  739.958456][   T52] br0: port 2(veth1) entered forwarding state
[  741.429694][   T74] veth1: left allmulticast mode
[  741.430058][   T74] veth1: left promiscuous mode
[  741.430769][   T74] br0: port 2(veth1) entered disabled state
[  741.433433][   T74] veth0: left allmulticast mode
[  741.433828][   T74] veth0: left promiscuous mode
[  741.434244][   T74] br0: port 1(veth0) entered disabled state