[  453.387607] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  453.403332] br0: port 1(c1) entered blocking state
[  453.403380] br0: port 1(c1) entered disabled state
[  453.403417] c1: entered allmulticast mode
[  453.403465] c1: entered promiscuous mode
[  453.418046] br0: port 2(c2) entered blocking state
[  453.418089] br0: port 2(c2) entered disabled state
[  453.418125] c2: entered allmulticast mode
[  453.418172] c2: entered promiscuous mode
[  453.432886] br0: port 3(c3) entered blocking state
[  453.432958] br0: port 3(c3) entered disabled state
[  453.433026] c3: entered allmulticast mode
[  453.433105] c3: entered promiscuous mode
[  453.447624] br0: port 4(sender) entered blocking state
[  453.447666] br0: port 4(sender) entered disabled state
[  453.447701] sender: entered allmulticast mode
[  453.447751] sender: entered promiscuous mode
[  453.453458] br0: port 4(sender) entered blocking state
[  453.453523] br0: port 4(sender) entered forwarding state
[  453.453599] br0: port 3(c3) entered blocking state
[  453.453667] br0: port 3(c3) entered forwarding state
[  453.453734] br0: port 2(c2) entered blocking state
[  453.453798] br0: port 2(c2) entered forwarding state
[  453.453864] br0: port 1(c1) entered blocking state
[  453.453927] br0: port 1(c1) entered forwarding state
[  453.460624] Bridge firewalling registered
[  464.057746] br0: port 1(c1) entered disabled state
[  464.058138] c1 (unregistering): left allmulticast mode
[  464.058173] c1 (unregistering): left promiscuous mode
[  464.058208] br0: port 1(c1) entered disabled state
[  464.076691] br0: port 2(c2) entered disabled state
[  464.076851] c2 (unregistering): left allmulticast mode
[  464.076883] c2 (unregistering): left promiscuous mode
[  464.076913] br0: port 2(c2) entered disabled state
[  464.088661] br0: port 3(c3) entered disabled state
[  464.088804] c3 (unregistering): left allmulticast mode
[  464.088837] c3 (unregistering): left promiscuous mode
[  464.088861] br0: port 3(c3) entered disabled state
[  464.109748] sender: left allmulticast mode
[  464.109783] sender: left promiscuous mode
[  464.109809] br0: port 4(sender) entered disabled state