[  378.169714] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  378.183457] br0: port 1(c1) entered blocking state
[  378.183534] br0: port 1(c1) entered disabled state
[  378.183606] c1: entered allmulticast mode
[  378.183695] c1: entered promiscuous mode
[  378.196087] br0: port 2(c2) entered blocking state
[  378.196129] br0: port 2(c2) entered disabled state
[  378.196164] c2: entered allmulticast mode
[  378.196216] c2: entered promiscuous mode
[  378.208146] br0: port 3(c3) entered blocking state
[  378.208184] br0: port 3(c3) entered disabled state
[  378.208220] c3: entered allmulticast mode
[  378.208263] c3: entered promiscuous mode
[  378.219981] br0: port 4(sender) entered blocking state
[  378.220023] br0: port 4(sender) entered disabled state
[  378.220053] sender: entered allmulticast mode
[  378.220104] sender: entered promiscuous mode
[  378.224763] br0: port 4(sender) entered blocking state
[  378.224806] br0: port 4(sender) entered forwarding state
[  378.224843] br0: port 3(c3) entered blocking state
[  378.224878] br0: port 3(c3) entered forwarding state
[  378.224913] br0: port 2(c2) entered blocking state
[  378.224948] br0: port 2(c2) entered forwarding state
[  378.224981] br0: port 1(c1) entered blocking state
[  378.225018] br0: port 1(c1) entered forwarding state
[  378.231823] Bridge firewalling registered
[  388.852451] br0: port 1(c1) entered disabled state
[  388.852658] c1 (unregistering): left allmulticast mode
[  388.852695] c1 (unregistering): left promiscuous mode
[  388.852728] br0: port 1(c1) entered disabled state
[  388.867477] br0: port 2(c2) entered disabled state
[  388.867648] c2 (unregistering): left allmulticast mode
[  388.867685] c2 (unregistering): left promiscuous mode
[  388.867718] br0: port 2(c2) entered disabled state
[  388.886439] br0: port 4(sender) entered disabled state
[  388.886520] br0: port 3(c3) entered disabled state
[  388.886691] sender (unregistering): left allmulticast mode
[  388.886727] sender (unregistering): left promiscuous mode
[  388.886757] br0: port 4(sender) entered disabled state
[  388.886948] c3 (unregistering): left allmulticast mode
[  388.886980] c3 (unregistering): left promiscuous mode
[  388.887014] br0: port 3(c3) entered disabled state