[  419.075886] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  419.093472] br0: port 1(c1) entered blocking state
[  419.093561] br0: port 1(c1) entered disabled state
[  419.093630] c1: entered allmulticast mode
[  419.093709] c1: entered promiscuous mode
[  419.112332] br0: port 2(c2) entered blocking state
[  419.112408] br0: port 2(c2) entered disabled state
[  419.112473] c2: entered allmulticast mode
[  419.112554] c2: entered promiscuous mode
[  419.129557] br0: port 3(c3) entered blocking state
[  419.129632] br0: port 3(c3) entered disabled state
[  419.129696] c3: entered allmulticast mode
[  419.129773] c3: entered promiscuous mode
[  419.146670] br0: port 4(sender) entered blocking state
[  419.146740] br0: port 4(sender) entered disabled state
[  419.146807] sender: entered allmulticast mode
[  419.146896] sender: entered promiscuous mode
[  419.153722] br0: port 4(sender) entered blocking state
[  419.153766] br0: port 4(sender) entered forwarding state
[  419.153803] br0: port 3(c3) entered blocking state
[  419.153840] br0: port 3(c3) entered forwarding state
[  419.153876] br0: port 2(c2) entered blocking state
[  419.153904] br0: port 2(c2) entered forwarding state
[  419.153943] br0: port 1(c1) entered blocking state
[  419.153979] br0: port 1(c1) entered forwarding state
[  419.162016] Bridge firewalling registered
[  429.788022] br0: port 1(c1) entered disabled state
[  429.788334] c1 (unregistering): left allmulticast mode
[  429.788378] c1 (unregistering): left promiscuous mode
[  429.788408] br0: port 1(c1) entered disabled state
[  429.808017] br0: port 2(c2) entered disabled state
[  429.808202] c2 (unregistering): left allmulticast mode
[  429.808256] c2 (unregistering): left promiscuous mode
[  429.808335] br0: port 2(c2) entered disabled state
[  429.837968] br0: port 4(sender) entered disabled state
[  429.838078] br0: port 3(c3) entered disabled state
[  429.838280] sender (unregistering): left allmulticast mode
[  429.838322] sender (unregistering): left promiscuous mode
[  429.838386] br0: port 4(sender) entered disabled state
[  429.838683] c3 (unregistering): left allmulticast mode
[  429.838736] c3 (unregistering): left promiscuous mode
[  429.838771] br0: port 3(c3) entered disabled state