[  424.366769] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  424.385597] br0: port 1(c1) entered blocking state
[  424.385675] br0: port 1(c1) entered disabled state
[  424.385747] c1: entered allmulticast mode
[  424.385842] c1: entered promiscuous mode
[  424.404036] br0: port 2(c2) entered blocking state
[  424.404080] br0: port 2(c2) entered disabled state
[  424.404111] c2: entered allmulticast mode
[  424.404156] c2: entered promiscuous mode
[  424.421913] br0: port 3(c3) entered blocking state
[  424.421957] br0: port 3(c3) entered disabled state
[  424.421990] c3: entered allmulticast mode
[  424.422031] c3: entered promiscuous mode
[  424.439774] br0: port 4(sender) entered blocking state
[  424.439834] br0: port 4(sender) entered disabled state
[  424.439865] sender: entered allmulticast mode
[  424.439912] sender: entered promiscuous mode
[  424.446828] br0: port 4(sender) entered blocking state
[  424.446870] br0: port 4(sender) entered forwarding state
[  424.446901] br0: port 3(c3) entered blocking state
[  424.446929] br0: port 3(c3) entered forwarding state
[  424.446964] br0: port 2(c2) entered blocking state
[  424.446994] br0: port 2(c2) entered forwarding state
[  424.447025] br0: port 1(c1) entered blocking state
[  424.447054] br0: port 1(c1) entered forwarding state
[  424.454997] Bridge firewalling registered
[  435.066700] br0: port 1(c1) entered disabled state
[  435.066895] c1 (unregistering): left allmulticast mode
[  435.066925] c1 (unregistering): left promiscuous mode
[  435.066965] br0: port 1(c1) entered disabled state
[  435.086051] br0: port 2(c2) entered disabled state
[  435.086220] c2 (unregistering): left allmulticast mode
[  435.086250] c2 (unregistering): left promiscuous mode
[  435.086281] br0: port 2(c2) entered disabled state
[  435.106040] br0: port 4(sender) entered disabled state
[  435.106129] br0: port 3(c3) entered disabled state
[  435.106261] sender (unregistering): left allmulticast mode
[  435.106292] sender (unregistering): left promiscuous mode
[  435.106318] br0: port 4(sender) entered disabled state
[  435.106560] c3 (unregistering): left allmulticast mode
[  435.106593] c3 (unregistering): left promiscuous mode
[  435.106623] br0: port 3(c3) entered disabled state