[  432.260467] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  432.275746] br0: port 1(c1) entered blocking state
[  432.275793] br0: port 1(c1) entered disabled state
[  432.275835] c1: entered allmulticast mode
[  432.275879] c1: entered promiscuous mode
[  432.289861] br0: port 2(c2) entered blocking state
[  432.289937] br0: port 2(c2) entered disabled state
[  432.290007] c2: entered allmulticast mode
[  432.290086] c2: entered promiscuous mode
[  432.304597] br0: port 3(c3) entered blocking state
[  432.304643] br0: port 3(c3) entered disabled state
[  432.304676] c3: entered allmulticast mode
[  432.304720] c3: entered promiscuous mode
[  432.319321] br0: port 4(sender) entered blocking state
[  432.319360] br0: port 4(sender) entered disabled state
[  432.319395] sender: entered allmulticast mode
[  432.319450] sender: entered promiscuous mode
[  432.324988] br0: port 4(sender) entered blocking state
[  432.325055] br0: port 4(sender) entered forwarding state
[  432.325123] br0: port 3(c3) entered blocking state
[  432.325187] br0: port 3(c3) entered forwarding state
[  432.325250] br0: port 2(c2) entered blocking state
[  432.325312] br0: port 2(c2) entered forwarding state
[  432.325375] br0: port 1(c1) entered blocking state
[  432.325436] br0: port 1(c1) entered forwarding state
[  432.332083] Bridge firewalling registered
[  442.994879] br0: port 1(c1) entered disabled state
[  442.995128] c1 (unregistering): left allmulticast mode
[  442.995192] c1 (unregistering): left promiscuous mode
[  442.995255] br0: port 1(c1) entered disabled state
[  443.018885] br0: port 3(c3) entered disabled state
[  443.019012] br0: port 2(c2) entered disabled state
[  443.019262] c3 (unregistering): left allmulticast mode
[  443.019326] c3 (unregistering): left promiscuous mode
[  443.019392] br0: port 3(c3) entered disabled state
[  443.020072] c2 (unregistering): left allmulticast mode
[  443.020164] c2 (unregistering): left promiscuous mode
[  443.020229] br0: port 2(c2) entered disabled state
[  443.042859] sender: left allmulticast mode
[  443.042957] sender: left promiscuous mode
[  443.043018] br0: port 4(sender) entered disabled state