[  442.301764] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  442.317815] br0: port 1(c1) entered blocking state
[  442.317905] br0: port 1(c1) entered disabled state
[  442.317984] c1: entered allmulticast mode
[  442.318091] c1: entered promiscuous mode
[  442.333244] br0: port 2(c2) entered blocking state
[  442.333283] br0: port 2(c2) entered disabled state
[  442.333318] c2: entered allmulticast mode
[  442.333365] c2: entered promiscuous mode
[  442.348671] br0: port 3(c3) entered blocking state
[  442.348754] br0: port 3(c3) entered disabled state
[  442.348827] c3: entered allmulticast mode
[  442.348917] c3: entered promiscuous mode
[  442.364359] br0: port 4(sender) entered blocking state
[  442.364436] br0: port 4(sender) entered disabled state
[  442.364514] sender: entered allmulticast mode
[  442.364611] sender: entered promiscuous mode
[  442.370897] br0: port 4(sender) entered blocking state
[  442.370934] br0: port 4(sender) entered forwarding state
[  442.370975] br0: port 3(c3) entered blocking state
[  442.371004] br0: port 3(c3) entered forwarding state
[  442.371036] br0: port 2(c2) entered blocking state
[  442.371065] br0: port 2(c2) entered forwarding state
[  442.371093] br0: port 1(c1) entered blocking state
[  442.371117] br0: port 1(c1) entered forwarding state
[  442.378308] Bridge firewalling registered
[  452.997391] br0: port 1(c1) entered disabled state
[  452.997671] c1 (unregistering): left allmulticast mode
[  452.997752] c1 (unregistering): left promiscuous mode
[  452.997820] br0: port 1(c1) entered disabled state
[  453.019842] br0: port 2(c2) entered disabled state
[  453.020068] c2 (unregistering): left allmulticast mode
[  453.020168] c2 (unregistering): left promiscuous mode
[  453.020265] br0: port 2(c2) entered disabled state
[  453.036871] br0: port 4(sender) entered disabled state
[  453.037018] br0: port 3(c3) entered disabled state
[  453.037222] sender (unregistering): left allmulticast mode
[  453.037304] sender (unregistering): left promiscuous mode
[  453.037368] br0: port 4(sender) entered disabled state
[  453.037661] c3 (unregistering): left allmulticast mode
[  453.037736] c3 (unregistering): left promiscuous mode
[  453.037828] br0: port 3(c3) entered disabled state