[  388.082882] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  388.097923] br0: port 1(c1) entered blocking state
[  388.098001] br0: port 1(c1) entered disabled state
[  388.098067] c1: entered allmulticast mode
[  388.098156] c1: entered promiscuous mode
[  388.110960] br0: port 2(c2) entered blocking state
[  388.111008] br0: port 2(c2) entered disabled state
[  388.111036] c2: entered allmulticast mode
[  388.111078] c2: entered promiscuous mode
[  388.123682] br0: port 3(c3) entered blocking state
[  388.123721] br0: port 3(c3) entered disabled state
[  388.123754] c3: entered allmulticast mode
[  388.123796] c3: entered promiscuous mode
[  388.136222] br0: port 4(sender) entered blocking state
[  388.136292] br0: port 4(sender) entered disabled state
[  388.136357] sender: entered allmulticast mode
[  388.136442] sender: entered promiscuous mode
[  388.141369] br0: port 4(sender) entered blocking state
[  388.141412] br0: port 4(sender) entered forwarding state
[  388.141441] br0: port 3(c3) entered blocking state
[  388.141483] br0: port 3(c3) entered forwarding state
[  388.141512] br0: port 2(c2) entered blocking state
[  388.141541] br0: port 2(c2) entered forwarding state
[  388.141572] br0: port 1(c1) entered blocking state
[  388.141600] br0: port 1(c1) entered forwarding state
[  388.148606] Bridge firewalling registered
[  398.817233] br0: port 1(c1) entered disabled state
[  398.817842] c1 (unregistering): left allmulticast mode
[  398.817876] c1 (unregistering): left promiscuous mode
[  398.817909] br0: port 1(c1) entered disabled state
[  398.839201] br0: port 2(c2) entered disabled state
[  398.839371] c2 (unregistering): left allmulticast mode
[  398.839405] c2 (unregistering): left promiscuous mode
[  398.839435] br0: port 2(c2) entered disabled state
[  398.856218] br0: port 4(sender) entered disabled state
[  398.856312] br0: port 3(c3) entered disabled state
[  398.856502] sender (unregistering): left allmulticast mode
[  398.856536] sender (unregistering): left promiscuous mode
[  398.856567] br0: port 4(sender) entered disabled state
[  398.856777] c3 (unregistering): left allmulticast mode
[  398.856811] c3 (unregistering): left promiscuous mode
[  398.856840] br0: port 3(c3) entered disabled state