[  456.209788] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  456.227230] br0: port 1(c1) entered blocking state
[  456.227308] br0: port 1(c1) entered disabled state
[  456.227382] c1: entered allmulticast mode
[  456.227468] c1: entered promiscuous mode
[  456.243031] br0: port 2(c2) entered blocking state
[  456.243079] br0: port 2(c2) entered disabled state
[  456.243117] c2: entered allmulticast mode
[  456.243161] c2: entered promiscuous mode
[  456.258773] br0: port 3(c3) entered blocking state
[  456.258813] br0: port 3(c3) entered disabled state
[  456.258851] c3: entered allmulticast mode
[  456.258902] c3: entered promiscuous mode
[  456.274401] br0: port 4(sender) entered blocking state
[  456.274470] br0: port 4(sender) entered disabled state
[  456.274541] sender: entered allmulticast mode
[  456.274630] sender: entered promiscuous mode
[  456.281215] br0: port 4(sender) entered blocking state
[  456.281295] br0: port 4(sender) entered forwarding state
[  456.281371] br0: port 3(c3) entered blocking state
[  456.281442] br0: port 3(c3) entered forwarding state
[  456.281515] br0: port 2(c2) entered blocking state
[  456.281583] br0: port 2(c2) entered forwarding state
[  456.281654] br0: port 1(c1) entered blocking state
[  456.281722] br0: port 1(c1) entered forwarding state
[  456.289485] Bridge firewalling registered
[  466.953680] br0: port 1(c1) entered disabled state
[  466.953917] c1 (unregistering): left allmulticast mode
[  466.953979] c1 (unregistering): left promiscuous mode
[  466.954014] br0: port 1(c1) entered disabled state
[  466.972114] br0: port 2(c2) entered disabled state
[  466.972362] c2 (unregistering): left allmulticast mode
[  466.972399] c2 (unregistering): left promiscuous mode
[  466.972431] br0: port 2(c2) entered disabled state
[  466.989052] br0: port 3(c3) entered disabled state
[  466.989261] c3 (unregistering): left allmulticast mode
[  466.989304] c3 (unregistering): left promiscuous mode
[  466.989336] br0: port 3(c3) entered disabled state
[  467.008067] sender: left allmulticast mode
[  467.008142] sender: left promiscuous mode
[  467.008181] br0: port 4(sender) entered disabled state