[  425.203701] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  425.219070] br0: port 1(c1) entered blocking state
[  425.219117] br0: port 1(c1) entered disabled state
[  425.219146] c1: entered allmulticast mode
[  425.219193] c1: entered promiscuous mode
[  425.233667] br0: port 2(c2) entered blocking state
[  425.233701] br0: port 2(c2) entered disabled state
[  425.233740] c2: entered allmulticast mode
[  425.233784] c2: entered promiscuous mode
[  425.248114] br0: port 3(c3) entered blocking state
[  425.248147] br0: port 3(c3) entered disabled state
[  425.248180] c3: entered allmulticast mode
[  425.248229] c3: entered promiscuous mode
[  425.262418] br0: port 4(sender) entered blocking state
[  425.262455] br0: port 4(sender) entered disabled state
[  425.262486] sender: entered allmulticast mode
[  425.262542] sender: entered promiscuous mode
[  425.268102] br0: port 4(sender) entered blocking state
[  425.268136] br0: port 4(sender) entered forwarding state
[  425.268173] br0: port 3(c3) entered blocking state
[  425.268205] br0: port 3(c3) entered forwarding state
[  425.268236] br0: port 2(c2) entered blocking state
[  425.268268] br0: port 2(c2) entered forwarding state
[  425.268299] br0: port 1(c1) entered blocking state
[  425.268330] br0: port 1(c1) entered forwarding state
[  425.274837] Bridge firewalling registered
[  435.911078] br0: port 1(c1) entered disabled state
[  435.911595] c1 (unregistering): left allmulticast mode
[  435.911670] c1 (unregistering): left promiscuous mode
[  435.911735] br0: port 1(c1) entered disabled state
[  435.934559] br0: port 2(c2) entered disabled state
[  435.934726] c2 (unregistering): left allmulticast mode
[  435.934757] c2 (unregistering): left promiscuous mode
[  435.934785] br0: port 2(c2) entered disabled state
[  435.957506] br0: port 4(sender) entered disabled state
[  435.957638] br0: port 3(c3) entered disabled state
[  435.957818] sender (unregistering): left allmulticast mode
[  435.957853] sender (unregistering): left promiscuous mode
[  435.957884] br0: port 4(sender) entered disabled state
[  435.958149] c3 (unregistering): left allmulticast mode
[  435.958184] c3 (unregistering): left promiscuous mode
[  435.958213] br0: port 3(c3) entered disabled state