[  419.977268] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  419.991561] br0: port 1(c1) entered blocking state
[  419.991594] br0: port 1(c1) entered disabled state
[  419.991629] c1: entered allmulticast mode
[  419.991669] c1: entered promiscuous mode
[  420.005172] br0: port 2(c2) entered blocking state
[  420.005205] br0: port 2(c2) entered disabled state
[  420.005237] c2: entered allmulticast mode
[  420.005278] c2: entered promiscuous mode
[  420.018752] br0: port 3(c3) entered blocking state
[  420.018783] br0: port 3(c3) entered disabled state
[  420.018817] c3: entered allmulticast mode
[  420.018862] c3: entered promiscuous mode
[  420.032353] br0: port 4(sender) entered blocking state
[  420.032385] br0: port 4(sender) entered disabled state
[  420.032421] sender: entered allmulticast mode
[  420.032475] sender: entered promiscuous mode
[  420.037774] br0: port 4(sender) entered blocking state
[  420.037805] br0: port 4(sender) entered forwarding state
[  420.037837] br0: port 3(c3) entered blocking state
[  420.037869] br0: port 3(c3) entered forwarding state
[  420.037899] br0: port 2(c2) entered blocking state
[  420.037926] br0: port 2(c2) entered forwarding state
[  420.037951] br0: port 1(c1) entered blocking state
[  420.037984] br0: port 1(c1) entered forwarding state
[  420.044177] Bridge firewalling registered
[  430.632918] br0: port 1(c1) entered disabled state
[  430.633150] c1 (unregistering): left allmulticast mode
[  430.633184] c1 (unregistering): left promiscuous mode
[  430.633221] br0: port 1(c1) entered disabled state
[  430.654509] br0: port 2(c2) entered disabled state
[  430.654649] c2 (unregistering): left allmulticast mode
[  430.654678] c2 (unregistering): left promiscuous mode
[  430.654707] br0: port 2(c2) entered disabled state
[  430.676504] br0: port 4(sender) entered disabled state
[  430.676572] br0: port 3(c3) entered disabled state
[  430.676713] sender (unregistering): left allmulticast mode
[  430.676744] sender (unregistering): left promiscuous mode
[  430.676773] br0: port 4(sender) entered disabled state
[  430.677005] c3 (unregistering): left allmulticast mode
[  430.677036] c3 (unregistering): left promiscuous mode
[  430.677073] br0: port 3(c3) entered disabled state