[  446.244949] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  446.263126] br0: port 1(c1) entered blocking state
[  446.263159] br0: port 1(c1) entered disabled state
[  446.263194] c1: entered allmulticast mode
[  446.263238] c1: entered promiscuous mode
[  446.280061] br0: port 2(c2) entered blocking state
[  446.280109] br0: port 2(c2) entered disabled state
[  446.280142] c2: entered allmulticast mode
[  446.280177] c2: entered promiscuous mode
[  446.296883] br0: port 3(c3) entered blocking state
[  446.296915] br0: port 3(c3) entered disabled state
[  446.296949] c3: entered allmulticast mode
[  446.296995] c3: entered promiscuous mode
[  446.313428] br0: port 4(sender) entered blocking state
[  446.313456] br0: port 4(sender) entered disabled state
[  446.313492] sender: entered allmulticast mode
[  446.313534] sender: entered promiscuous mode
[  446.320047] br0: port 4(sender) entered blocking state
[  446.320072] br0: port 4(sender) entered forwarding state
[  446.320108] br0: port 3(c3) entered blocking state
[  446.320129] br0: port 3(c3) entered forwarding state
[  446.320147] br0: port 2(c2) entered blocking state
[  446.320176] br0: port 2(c2) entered forwarding state
[  446.320195] br0: port 1(c1) entered blocking state
[  446.320232] br0: port 1(c1) entered forwarding state
[  446.327812] Bridge firewalling registered
[  456.955741] br0: port 1(c1) entered disabled state
[  456.955917] c1 (unregistering): left allmulticast mode
[  456.955943] c1 (unregistering): left promiscuous mode
[  456.955961] br0: port 1(c1) entered disabled state
[  456.975193] br0: port 2(c2) entered disabled state
[  456.975351] c2 (unregistering): left allmulticast mode
[  456.975373] c2 (unregistering): left promiscuous mode
[  456.975387] br0: port 2(c2) entered disabled state
[  456.994187] br0: port 3(c3) entered disabled state
[  456.994326] c3 (unregistering): left allmulticast mode
[  456.994347] c3 (unregistering): left promiscuous mode
[  456.994375] br0: port 3(c3) entered disabled state
[  457.011200] sender: left allmulticast mode
[  457.011221] sender: left promiscuous mode
[  457.011242] br0: port 4(sender) entered disabled state