[  393.139729] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.154065] br0: port 1(c1) entered blocking state
[  393.154139] br0: port 1(c1) entered disabled state
[  393.154204] c1: entered allmulticast mode
[  393.154291] c1: entered promiscuous mode
[  393.167255] br0: port 2(c2) entered blocking state
[  393.167344] br0: port 2(c2) entered disabled state
[  393.167411] c2: entered allmulticast mode
[  393.167488] c2: entered promiscuous mode
[  393.179980] br0: port 3(c3) entered blocking state
[  393.180021] br0: port 3(c3) entered disabled state
[  393.180053] c3: entered allmulticast mode
[  393.180103] c3: entered promiscuous mode
[  393.192428] br0: port 4(sender) entered blocking state
[  393.192492] br0: port 4(sender) entered disabled state
[  393.192557] sender: entered allmulticast mode
[  393.192640] sender: entered promiscuous mode
[  393.197453] br0: port 4(sender) entered blocking state
[  393.197516] br0: port 4(sender) entered forwarding state
[  393.197579] br0: port 3(c3) entered blocking state
[  393.197639] br0: port 3(c3) entered forwarding state
[  393.197708] br0: port 2(c2) entered blocking state
[  393.197782] br0: port 2(c2) entered forwarding state
[  393.197846] br0: port 1(c1) entered blocking state
[  393.197912] br0: port 1(c1) entered forwarding state
[  393.204963] Bridge firewalling registered
[  403.862918] br0: port 1(c1) entered disabled state
[  403.863133] c1 (unregistering): left allmulticast mode
[  403.863174] c1 (unregistering): left promiscuous mode
[  403.863201] br0: port 1(c1) entered disabled state
[  403.880793] br0: port 2(c2) entered disabled state
[  403.880954] c2 (unregistering): left allmulticast mode
[  403.880985] c2 (unregistering): left promiscuous mode
[  403.881016] br0: port 2(c2) entered disabled state
[  403.900815] br0: port 4(sender) entered disabled state
[  403.900885] br0: port 3(c3) entered disabled state
[  403.901046] sender (unregistering): left allmulticast mode
[  403.901094] sender (unregistering): left promiscuous mode
[  403.901124] br0: port 4(sender) entered disabled state
[  403.901300] c3 (unregistering): left allmulticast mode
[  403.901333] c3 (unregistering): left promiscuous mode
[  403.901362] br0: port 3(c3) entered disabled state