[  402.731237] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  402.744226] br0: port 1(c1) entered blocking state
[  402.744273] br0: port 1(c1) entered disabled state
[  402.744306] c1: entered allmulticast mode
[  402.744355] c1: entered promiscuous mode
[  402.757848] br0: port 2(c2) entered blocking state
[  402.757926] br0: port 2(c2) entered disabled state
[  402.757992] c2: entered allmulticast mode
[  402.758070] c2: entered promiscuous mode
[  402.770707] br0: port 3(c3) entered blocking state
[  402.770745] br0: port 3(c3) entered disabled state
[  402.770780] c3: entered allmulticast mode
[  402.770826] c3: entered promiscuous mode
[  402.783359] br0: port 4(sender) entered blocking state
[  402.783425] br0: port 4(sender) entered disabled state
[  402.783490] sender: entered allmulticast mode
[  402.783588] sender: entered promiscuous mode
[  402.788523] br0: port 4(sender) entered blocking state
[  402.788588] br0: port 4(sender) entered forwarding state
[  402.788654] br0: port 3(c3) entered blocking state
[  402.788716] br0: port 3(c3) entered forwarding state
[  402.788780] br0: port 2(c2) entered blocking state
[  402.788843] br0: port 2(c2) entered forwarding state
[  402.788915] br0: port 1(c1) entered blocking state
[  402.788979] br0: port 1(c1) entered forwarding state
[  402.795981] Bridge firewalling registered
[  413.417961] br0: port 1(c1) entered disabled state
[  413.418179] c1 (unregistering): left allmulticast mode
[  413.418252] c1 (unregistering): left promiscuous mode
[  413.418313] br0: port 1(c1) entered disabled state
[  413.442965] br0: port 3(c3) entered disabled state
[  413.443079] br0: port 2(c2) entered disabled state
[  413.443262] c3 (unregistering): left allmulticast mode
[  413.443323] c3 (unregistering): left promiscuous mode
[  413.443384] br0: port 3(c3) entered disabled state
[  413.443623] c2 (unregistering): left allmulticast mode
[  413.443687] c2 (unregistering): left promiscuous mode
[  413.443748] br0: port 2(c2) entered disabled state
[  413.466942] br0: port 4(sender) entered disabled state
[  413.467140] sender (unregistering): left allmulticast mode
[  413.467206] sender (unregistering): left promiscuous mode
[  413.467324] br0: port 4(sender) entered disabled state