[  392.989341] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.003712] br0: port 1(c1) entered blocking state
[  393.003786] br0: port 1(c1) entered disabled state
[  393.003852] c1: entered allmulticast mode
[  393.003927] c1: entered promiscuous mode
[  393.016401] br0: port 2(c2) entered blocking state
[  393.016440] br0: port 2(c2) entered disabled state
[  393.016471] c2: entered allmulticast mode
[  393.016510] c2: entered promiscuous mode
[  393.028862] br0: port 3(c3) entered blocking state
[  393.028901] br0: port 3(c3) entered disabled state
[  393.028933] c3: entered allmulticast mode
[  393.028972] c3: entered promiscuous mode
[  393.041250] br0: port 4(sender) entered blocking state
[  393.041312] br0: port 4(sender) entered disabled state
[  393.041375] sender: entered allmulticast mode
[  393.041454] sender: entered promiscuous mode
[  393.046263] br0: port 4(sender) entered blocking state
[  393.046301] br0: port 4(sender) entered forwarding state
[  393.046332] br0: port 3(c3) entered blocking state
[  393.046366] br0: port 3(c3) entered forwarding state
[  393.046405] br0: port 2(c2) entered blocking state
[  393.046436] br0: port 2(c2) entered forwarding state
[  393.046465] br0: port 1(c1) entered blocking state
[  393.046497] br0: port 1(c1) entered forwarding state
[  393.053360] Bridge firewalling registered
[  403.723304] br0: port 1(c1) entered disabled state
[  403.723506] c1 (unregistering): left allmulticast mode
[  403.723544] c1 (unregistering): left promiscuous mode
[  403.723573] br0: port 1(c1) entered disabled state
[  403.750293] br0: port 3(c3) entered disabled state
[  403.750368] br0: port 2(c2) entered disabled state
[  403.750483] c3 (unregistering): left allmulticast mode
[  403.750519] c3 (unregistering): left promiscuous mode
[  403.750545] br0: port 3(c3) entered disabled state
[  403.750715] c2 (unregistering): left allmulticast mode
[  403.750750] c2 (unregistering): left promiscuous mode
[  403.750780] br0: port 2(c2) entered disabled state
[  403.770326] sender: left allmulticast mode
[  403.770360] sender: left promiscuous mode
[  403.770387] br0: port 4(sender) entered disabled state