[  415.305097] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  415.321697] br0: port 1(c1) entered blocking state
[  415.321731] br0: port 1(c1) entered disabled state
[  415.321766] c1: entered allmulticast mode
[  415.321814] c1: entered promiscuous mode
[  415.337287] br0: port 2(c2) entered blocking state
[  415.337324] br0: port 2(c2) entered disabled state
[  415.337359] c2: entered allmulticast mode
[  415.337409] c2: entered promiscuous mode
[  415.352336] br0: port 3(c3) entered blocking state
[  415.352367] br0: port 3(c3) entered disabled state
[  415.352405] c3: entered allmulticast mode
[  415.352445] c3: entered promiscuous mode
[  415.367769] br0: port 4(sender) entered blocking state
[  415.367809] br0: port 4(sender) entered disabled state
[  415.367847] sender: entered allmulticast mode
[  415.367900] sender: entered promiscuous mode
[  415.373658] br0: port 4(sender) entered blocking state
[  415.373688] br0: port 4(sender) entered forwarding state
[  415.373723] br0: port 3(c3) entered blocking state
[  415.373754] br0: port 3(c3) entered forwarding state
[  415.373785] br0: port 2(c2) entered blocking state
[  415.373814] br0: port 2(c2) entered forwarding state
[  415.373844] br0: port 1(c1) entered blocking state
[  415.373873] br0: port 1(c1) entered forwarding state
[  415.380488] Bridge firewalling registered
[  425.985259] br0: port 1(c1) entered disabled state
[  425.985723] c1 (unregistering): left allmulticast mode
[  425.985761] c1 (unregistering): left promiscuous mode
[  425.985797] br0: port 1(c1) entered disabled state
[  426.013054] br0: port 3(c3) entered disabled state
[  426.013185] br0: port 2(c2) entered disabled state
[  426.013378] c3 (unregistering): left allmulticast mode
[  426.013443] c3 (unregistering): left promiscuous mode
[  426.013504] br0: port 3(c3) entered disabled state
[  426.013798] c2 (unregistering): left allmulticast mode
[  426.013860] c2 (unregistering): left promiscuous mode
[  426.013961] br0: port 2(c2) entered disabled state
[  426.036994] sender: left allmulticast mode
[  426.037087] sender: left promiscuous mode
[  426.037154] br0: port 4(sender) entered disabled state