[  412.086486] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  412.101363] br0: port 1(c1) entered blocking state
[  412.101390] br0: port 1(c1) entered disabled state
[  412.101411] c1: entered allmulticast mode
[  412.101452] c1: entered promiscuous mode
[  412.115396] br0: port 2(c2) entered blocking state
[  412.115447] br0: port 2(c2) entered disabled state
[  412.115505] c2: entered allmulticast mode
[  412.115572] c2: entered promiscuous mode
[  412.129539] br0: port 3(c3) entered blocking state
[  412.129590] br0: port 3(c3) entered disabled state
[  412.129642] c3: entered allmulticast mode
[  412.129710] c3: entered promiscuous mode
[  412.143677] br0: port 4(sender) entered blocking state
[  412.143725] br0: port 4(sender) entered disabled state
[  412.143777] sender: entered allmulticast mode
[  412.143855] sender: entered promiscuous mode
[  412.149325] br0: port 4(sender) entered blocking state
[  412.149346] br0: port 4(sender) entered forwarding state
[  412.149367] br0: port 3(c3) entered blocking state
[  412.149383] br0: port 3(c3) entered forwarding state
[  412.149400] br0: port 2(c2) entered blocking state
[  412.149418] br0: port 2(c2) entered forwarding state
[  412.149436] br0: port 1(c1) entered blocking state
[  412.149461] br0: port 1(c1) entered forwarding state
[  412.156117] Bridge firewalling registered
[  422.796461] br0: port 1(c1) entered disabled state
[  422.796659] c1 (unregistering): left allmulticast mode
[  422.796680] c1 (unregistering): left promiscuous mode
[  422.796696] br0: port 1(c1) entered disabled state
[  422.817082] br0: port 2(c2) entered disabled state
[  422.817282] c2 (unregistering): left allmulticast mode
[  422.817302] c2 (unregistering): left promiscuous mode
[  422.817322] br0: port 2(c2) entered disabled state
[  422.840107] br0: port 4(sender) entered disabled state
[  422.840191] br0: port 3(c3) entered disabled state
[  422.840339] sender (unregistering): left allmulticast mode
[  422.840358] sender (unregistering): left promiscuous mode
[  422.840377] br0: port 4(sender) entered disabled state
[  422.840647] c3 (unregistering): left allmulticast mode
[  422.840680] c3 (unregistering): left promiscuous mode
[  422.840702] br0: port 3(c3) entered disabled state