[  391.993883] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.008686] br0: port 1(c1) entered blocking state
[  392.008735] br0: port 1(c1) entered disabled state
[  392.008770] c1: entered allmulticast mode
[  392.008822] c1: entered promiscuous mode
[  392.021841] br0: port 2(c2) entered blocking state
[  392.021881] br0: port 2(c2) entered disabled state
[  392.021920] c2: entered allmulticast mode
[  392.021967] c2: entered promiscuous mode
[  392.034878] br0: port 3(c3) entered blocking state
[  392.034914] br0: port 3(c3) entered disabled state
[  392.034948] c3: entered allmulticast mode
[  392.034991] c3: entered promiscuous mode
[  392.048223] br0: port 4(sender) entered blocking state
[  392.048261] br0: port 4(sender) entered disabled state
[  392.048298] sender: entered allmulticast mode
[  392.048345] sender: entered promiscuous mode
[  392.053046] br0: port 4(sender) entered blocking state
[  392.053083] br0: port 4(sender) entered forwarding state
[  392.053114] br0: port 3(c3) entered blocking state
[  392.053141] br0: port 3(c3) entered forwarding state
[  392.053172] br0: port 2(c2) entered blocking state
[  392.053202] br0: port 2(c2) entered forwarding state
[  392.053226] br0: port 1(c1) entered blocking state
[  392.053250] br0: port 1(c1) entered forwarding state
[  392.060071] Bridge firewalling registered
[  402.662815] br0: port 1(c1) entered disabled state
[  402.663101] c1 (unregistering): left allmulticast mode
[  402.663166] c1 (unregistering): left promiscuous mode
[  402.663230] br0: port 1(c1) entered disabled state
[  402.684766] br0: port 2(c2) entered disabled state
[  402.684988] c2 (unregistering): left allmulticast mode
[  402.685092] c2 (unregistering): left promiscuous mode
[  402.685158] br0: port 2(c2) entered disabled state
[  402.700752] br0: port 4(sender) entered disabled state
[  402.700864] br0: port 3(c3) entered disabled state
[  402.701020] sender (unregistering): left allmulticast mode
[  402.701084] sender (unregistering): left promiscuous mode
[  402.701144] br0: port 4(sender) entered disabled state
[  402.701354] c3 (unregistering): left allmulticast mode
[  402.701415] c3 (unregistering): left promiscuous mode
[  402.701474] br0: port 3(c3) entered disabled state