[  392.224310] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.238303] br0: port 1(c1) entered blocking state
[  392.238347] br0: port 1(c1) entered disabled state
[  392.238379] c1: entered allmulticast mode
[  392.238423] c1: entered promiscuous mode
[  392.250949] br0: port 2(c2) entered blocking state
[  392.250991] br0: port 2(c2) entered disabled state
[  392.251027] c2: entered allmulticast mode
[  392.251069] c2: entered promiscuous mode
[  392.263506] br0: port 3(c3) entered blocking state
[  392.263574] br0: port 3(c3) entered disabled state
[  392.263643] c3: entered allmulticast mode
[  392.263722] c3: entered promiscuous mode
[  392.276262] br0: port 4(sender) entered blocking state
[  392.276302] br0: port 4(sender) entered disabled state
[  392.276337] sender: entered allmulticast mode
[  392.276383] sender: entered promiscuous mode
[  392.281338] br0: port 4(sender) entered blocking state
[  392.281378] br0: port 4(sender) entered forwarding state
[  392.281417] br0: port 3(c3) entered blocking state
[  392.281448] br0: port 3(c3) entered forwarding state
[  392.281477] br0: port 2(c2) entered blocking state
[  392.281505] br0: port 2(c2) entered forwarding state
[  392.281531] br0: port 1(c1) entered blocking state
[  392.281562] br0: port 1(c1) entered forwarding state
[  392.288529] Bridge firewalling registered
[  402.943088] br0: port 1(c1) entered disabled state
[  402.943480] c1 (unregistering): left allmulticast mode
[  402.943589] c1 (unregistering): left promiscuous mode
[  402.943631] br0: port 1(c1) entered disabled state
[  402.961897] br0: port 2(c2) entered disabled state
[  402.962104] c2 (unregistering): left allmulticast mode
[  402.962179] c2 (unregistering): left promiscuous mode
[  402.962216] br0: port 2(c2) entered disabled state
[  402.979878] br0: port 4(sender) entered disabled state
[  402.979961] br0: port 3(c3) entered disabled state
[  402.980225] sender (unregistering): left allmulticast mode
[  402.980293] sender (unregistering): left promiscuous mode
[  402.980334] br0: port 4(sender) entered disabled state
[  402.980896] c3 (unregistering): left allmulticast mode
[  402.980995] c3 (unregistering): left promiscuous mode
[  402.981030] br0: port 3(c3) entered disabled state