[  407.701246] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  407.714590] br0: port 1(c1) entered blocking state
[  407.714636] br0: port 1(c1) entered disabled state
[  407.714674] c1: entered allmulticast mode
[  407.714720] c1: entered promiscuous mode
[  407.728271] br0: port 2(c2) entered blocking state
[  407.728313] br0: port 2(c2) entered disabled state
[  407.728345] c2: entered allmulticast mode
[  407.728386] c2: entered promiscuous mode
[  407.740884] br0: port 3(c3) entered blocking state
[  407.740951] br0: port 3(c3) entered disabled state
[  407.741016] c3: entered allmulticast mode
[  407.741090] c3: entered promiscuous mode
[  407.753526] br0: port 4(sender) entered blocking state
[  407.753591] br0: port 4(sender) entered disabled state
[  407.753656] sender: entered allmulticast mode
[  407.753749] sender: entered promiscuous mode
[  407.758673] br0: port 4(sender) entered blocking state
[  407.758715] br0: port 4(sender) entered forwarding state
[  407.758751] br0: port 3(c3) entered blocking state
[  407.758783] br0: port 3(c3) entered forwarding state
[  407.758812] br0: port 2(c2) entered blocking state
[  407.758844] br0: port 2(c2) entered forwarding state
[  407.758873] br0: port 1(c1) entered blocking state
[  407.758905] br0: port 1(c1) entered forwarding state
[  407.765911] Bridge firewalling registered
[  418.377930] br0: port 1(c1) entered disabled state
[  418.378244] c1 (unregistering): left allmulticast mode
[  418.378316] c1 (unregistering): left promiscuous mode
[  418.378355] br0: port 1(c1) entered disabled state
[  418.410791] br0: port 3(c3) entered disabled state
[  418.410872] br0: port 2(c2) entered disabled state
[  418.411044] c3 (unregistering): left allmulticast mode
[  418.411112] c3 (unregistering): left promiscuous mode
[  418.411145] br0: port 3(c3) entered disabled state
[  418.411766] c2 (unregistering): left allmulticast mode
[  418.411826] c2 (unregistering): left promiscuous mode
[  418.411862] br0: port 2(c2) entered disabled state
[  418.426828] sender: left allmulticast mode
[  418.426888] sender: left promiscuous mode
[  418.426925] br0: port 4(sender) entered disabled state