[  423.842541] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  423.857709] br0: port 1(c1) entered blocking state
[  423.857764] br0: port 1(c1) entered disabled state
[  423.857819] c1: entered allmulticast mode
[  423.857887] c1: entered promiscuous mode
[  423.871846] br0: port 2(c2) entered blocking state
[  423.871871] br0: port 2(c2) entered disabled state
[  423.871898] c2: entered allmulticast mode
[  423.871940] c2: entered promiscuous mode
[  423.885807] br0: port 3(c3) entered blocking state
[  423.885858] br0: port 3(c3) entered disabled state
[  423.885911] c3: entered allmulticast mode
[  423.885977] c3: entered promiscuous mode
[  423.899713] br0: port 4(sender) entered blocking state
[  423.899763] br0: port 4(sender) entered disabled state
[  423.899817] sender: entered allmulticast mode
[  423.899889] sender: entered promiscuous mode
[  423.905252] br0: port 4(sender) entered blocking state
[  423.905278] br0: port 4(sender) entered forwarding state
[  423.905301] br0: port 3(c3) entered blocking state
[  423.905323] br0: port 3(c3) entered forwarding state
[  423.905348] br0: port 2(c2) entered blocking state
[  423.905365] br0: port 2(c2) entered forwarding state
[  423.905387] br0: port 1(c1) entered blocking state
[  423.905405] br0: port 1(c1) entered forwarding state
[  423.911712] Bridge firewalling registered
[  434.567398] br0: port 1(c1) entered disabled state
[  434.567556] c1 (unregistering): left allmulticast mode
[  434.567577] c1 (unregistering): left promiscuous mode
[  434.567594] br0: port 1(c1) entered disabled state
[  434.593410] br0: port 3(c3) entered disabled state
[  434.593476] br0: port 2(c2) entered disabled state
[  434.593607] c3 (unregistering): left allmulticast mode
[  434.593626] c3 (unregistering): left promiscuous mode
[  434.593641] br0: port 3(c3) entered disabled state
[  434.593853] c2 (unregistering): left allmulticast mode
[  434.593870] c2 (unregistering): left promiscuous mode
[  434.593887] br0: port 2(c2) entered disabled state
[  434.622407] sender: left allmulticast mode
[  434.622428] sender: left promiscuous mode
[  434.622448] br0: port 4(sender) entered disabled state