[  402.314427] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  402.330978] br0: port 1(c1) entered blocking state
[  402.331015] br0: port 1(c1) entered disabled state
[  402.331048] c1: entered allmulticast mode
[  402.331091] c1: entered promiscuous mode
[  402.345592] br0: port 2(c2) entered blocking state
[  402.345637] br0: port 2(c2) entered disabled state
[  402.345676] c2: entered allmulticast mode
[  402.345717] c2: entered promiscuous mode
[  402.359461] br0: port 3(c3) entered blocking state
[  402.359506] br0: port 3(c3) entered disabled state
[  402.359540] c3: entered allmulticast mode
[  402.359584] c3: entered promiscuous mode
[  402.373786] br0: port 4(sender) entered blocking state
[  402.373833] br0: port 4(sender) entered disabled state
[  402.373871] sender: entered allmulticast mode
[  402.373931] sender: entered promiscuous mode
[  402.379437] br0: port 4(sender) entered blocking state
[  402.379477] br0: port 4(sender) entered forwarding state
[  402.379513] br0: port 3(c3) entered blocking state
[  402.379543] br0: port 3(c3) entered forwarding state
[  402.379574] br0: port 2(c2) entered blocking state
[  402.379610] br0: port 2(c2) entered forwarding state
[  402.379645] br0: port 1(c1) entered blocking state
[  402.379679] br0: port 1(c1) entered forwarding state
[  402.386991] Bridge firewalling registered
[  413.051605] br0: port 1(c1) entered disabled state
[  413.051878] c1 (unregistering): left allmulticast mode
[  413.051921] c1 (unregistering): left promiscuous mode
[  413.051956] br0: port 1(c1) entered disabled state
[  413.076621] br0: port 2(c2) entered disabled state
[  413.076965] c2 (unregistering): left allmulticast mode
[  413.077048] c2 (unregistering): left promiscuous mode
[  413.077094] br0: port 2(c2) entered disabled state
[  413.106479] br0: port 4(sender) entered disabled state
[  413.106568] br0: port 3(c3) entered disabled state
[  413.106978] sender (unregistering): left allmulticast mode
[  413.107045] sender (unregistering): left promiscuous mode
[  413.107097] br0: port 4(sender) entered disabled state
[  413.107512] c3 (unregistering): left allmulticast mode
[  413.107587] c3 (unregistering): left promiscuous mode
[  413.107622] br0: port 3(c3) entered disabled state