[  393.142459] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.156671] br0: port 1(c1) entered blocking state
[  393.156724] br0: port 1(c1) entered disabled state
[  393.156763] c1: entered allmulticast mode
[  393.156817] c1: entered promiscuous mode
[  393.169354] br0: port 2(c2) entered blocking state
[  393.169399] br0: port 2(c2) entered disabled state
[  393.169429] c2: entered allmulticast mode
[  393.169472] c2: entered promiscuous mode
[  393.181909] br0: port 3(c3) entered blocking state
[  393.181949] br0: port 3(c3) entered disabled state
[  393.181996] c3: entered allmulticast mode
[  393.182037] c3: entered promiscuous mode
[  393.194601] br0: port 4(sender) entered blocking state
[  393.194645] br0: port 4(sender) entered disabled state
[  393.194688] sender: entered allmulticast mode
[  393.194737] sender: entered promiscuous mode
[  393.199549] br0: port 4(sender) entered blocking state
[  393.199585] br0: port 4(sender) entered forwarding state
[  393.199617] br0: port 3(c3) entered blocking state
[  393.199648] br0: port 3(c3) entered forwarding state
[  393.199680] br0: port 2(c2) entered blocking state
[  393.199707] br0: port 2(c2) entered forwarding state
[  393.199732] br0: port 1(c1) entered blocking state
[  393.199761] br0: port 1(c1) entered forwarding state
[  393.206814] Bridge firewalling registered
[  403.888039] br0: port 1(c1) entered disabled state
[  403.888259] c1 (unregistering): left allmulticast mode
[  403.888321] c1 (unregistering): left promiscuous mode
[  403.888386] br0: port 1(c1) entered disabled state
[  403.907030] br0: port 2(c2) entered disabled state
[  403.907218] c2 (unregistering): left allmulticast mode
[  403.907282] c2 (unregistering): left promiscuous mode
[  403.907347] br0: port 2(c2) entered disabled state
[  403.933046] br0: port 4(sender) entered disabled state
[  403.933182] br0: port 3(c3) entered disabled state
[  403.933407] sender (unregistering): left allmulticast mode
[  403.933483] sender (unregistering): left promiscuous mode
[  403.933582] br0: port 4(sender) entered disabled state
[  403.933864] c3 (unregistering): left allmulticast mode
[  403.933936] c3 (unregistering): left promiscuous mode
[  403.934041] br0: port 3(c3) entered disabled state