[  446.255901] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  446.271144] br0: port 1(c1) entered blocking state
[  446.271178] br0: port 1(c1) entered disabled state
[  446.271217] c1: entered allmulticast mode
[  446.271264] c1: entered promiscuous mode
[  446.285441] br0: port 2(c2) entered blocking state
[  446.285475] br0: port 2(c2) entered disabled state
[  446.285514] c2: entered allmulticast mode
[  446.285557] c2: entered promiscuous mode
[  446.299682] br0: port 3(c3) entered blocking state
[  446.299716] br0: port 3(c3) entered disabled state
[  446.299752] c3: entered allmulticast mode
[  446.299807] c3: entered promiscuous mode
[  446.314030] br0: port 4(sender) entered blocking state
[  446.314066] br0: port 4(sender) entered disabled state
[  446.314099] sender: entered allmulticast mode
[  446.314154] sender: entered promiscuous mode
[  446.319744] br0: port 4(sender) entered blocking state
[  446.319778] br0: port 4(sender) entered forwarding state
[  446.319815] br0: port 3(c3) entered blocking state
[  446.319845] br0: port 3(c3) entered forwarding state
[  446.319876] br0: port 2(c2) entered blocking state
[  446.319904] br0: port 2(c2) entered forwarding state
[  446.319933] br0: port 1(c1) entered blocking state
[  446.319969] br0: port 1(c1) entered forwarding state
[  446.326517] Bridge firewalling registered
[  456.988221] br0: port 1(c1) entered disabled state
[  456.988573] c1 (unregistering): left allmulticast mode
[  456.988645] c1 (unregistering): left promiscuous mode
[  456.988707] br0: port 1(c1) entered disabled state
[  456.999944] br0: port 2(c2) entered disabled state
[  457.000132] c2 (unregistering): left allmulticast mode
[  457.000200] c2 (unregistering): left promiscuous mode
[  457.000266] br0: port 2(c2) entered disabled state
[  457.014872] br0: port 3(c3) entered disabled state
[  457.015088] c3 (unregistering): left allmulticast mode
[  457.015157] c3 (unregistering): left promiscuous mode
[  457.015224] br0: port 3(c3) entered disabled state
[  457.032860] sender: left allmulticast mode
[  457.032950] sender: left promiscuous mode
[  457.033021] br0: port 4(sender) entered disabled state