[  419.172588] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  419.189143] br0: port 1(c1) entered blocking state
[  419.189222] br0: port 1(c1) entered disabled state
[  419.189296] c1: entered allmulticast mode
[  419.189410] c1: entered promiscuous mode
[  419.203336] br0: port 2(c2) entered blocking state
[  419.203373] br0: port 2(c2) entered disabled state
[  419.203406] c2: entered allmulticast mode
[  419.203459] c2: entered promiscuous mode
[  419.217515] br0: port 3(c3) entered blocking state
[  419.217558] br0: port 3(c3) entered disabled state
[  419.217593] c3: entered allmulticast mode
[  419.217648] c3: entered promiscuous mode
[  419.231801] br0: port 4(sender) entered blocking state
[  419.231892] br0: port 4(sender) entered disabled state
[  419.231967] sender: entered allmulticast mode
[  419.232064] sender: entered promiscuous mode
[  419.237519] br0: port 4(sender) entered blocking state
[  419.237594] br0: port 4(sender) entered forwarding state
[  419.237666] br0: port 3(c3) entered blocking state
[  419.237734] br0: port 3(c3) entered forwarding state
[  419.237804] br0: port 2(c2) entered blocking state
[  419.237885] br0: port 2(c2) entered forwarding state
[  419.237958] br0: port 1(c1) entered blocking state
[  419.238027] br0: port 1(c1) entered forwarding state
[  419.246332] Bridge firewalling registered
[  429.933424] br0: port 1(c1) entered disabled state
[  429.933608] c1 (unregistering): left allmulticast mode
[  429.933650] c1 (unregistering): left promiscuous mode
[  429.933683] br0: port 1(c1) entered disabled state
[  429.955426] br0: port 2(c2) entered disabled state
[  429.955608] c2 (unregistering): left allmulticast mode
[  429.955652] c2 (unregistering): left promiscuous mode
[  429.955689] br0: port 2(c2) entered disabled state
[  429.975395] br0: port 4(sender) entered disabled state
[  429.975479] br0: port 3(c3) entered disabled state
[  429.975691] sender (unregistering): left allmulticast mode
[  429.975734] sender (unregistering): left promiscuous mode
[  429.975771] br0: port 4(sender) entered disabled state
[  429.976012] c3 (unregistering): left allmulticast mode
[  429.976064] c3 (unregistering): left promiscuous mode
[  429.976102] br0: port 3(c3) entered disabled state