[  374.885536] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  374.900005] br0: port 1(c1) entered blocking state
[  374.900100] br0: port 1(c1) entered disabled state
[  374.900169] c1: entered allmulticast mode
[  374.900260] c1: entered promiscuous mode
[  374.912990] br0: port 2(c2) entered blocking state
[  374.913031] br0: port 2(c2) entered disabled state
[  374.913063] c2: entered allmulticast mode
[  374.913108] c2: entered promiscuous mode
[  374.925485] br0: port 3(c3) entered blocking state
[  374.925531] br0: port 3(c3) entered disabled state
[  374.925562] c3: entered allmulticast mode
[  374.925608] c3: entered promiscuous mode
[  374.937968] br0: port 4(sender) entered blocking state
[  374.938008] br0: port 4(sender) entered disabled state
[  374.938040] sender: entered allmulticast mode
[  374.938092] sender: entered promiscuous mode
[  374.942910] br0: port 4(sender) entered blocking state
[  374.942948] br0: port 4(sender) entered forwarding state
[  374.942982] br0: port 3(c3) entered blocking state
[  374.943012] br0: port 3(c3) entered forwarding state
[  374.943037] br0: port 2(c2) entered blocking state
[  374.943066] br0: port 2(c2) entered forwarding state
[  374.943096] br0: port 1(c1) entered blocking state
[  374.943131] br0: port 1(c1) entered forwarding state
[  374.950088] Bridge firewalling registered
[  385.598170] br0: port 1(c1) entered disabled state
[  385.598382] c1 (unregistering): left allmulticast mode
[  385.598443] c1 (unregistering): left promiscuous mode
[  385.598503] br0: port 1(c1) entered disabled state
[  385.619133] br0: port 2(c2) entered disabled state
[  385.619331] c2 (unregistering): left allmulticast mode
[  385.619391] c2 (unregistering): left promiscuous mode
[  385.619451] br0: port 2(c2) entered disabled state
[  385.634160] sender: left allmulticast mode
[  385.634229] sender: left promiscuous mode
[  385.634296] br0: port 4(sender) entered disabled state
[  385.634412] c3: left allmulticast mode
[  385.634517] c3: left promiscuous mode
[  385.634590] br0: port 3(c3) entered disabled state