[  427.371693] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  427.387615] br0: port 1(c1) entered blocking state
[  427.387649] br0: port 1(c1) entered disabled state
[  427.387685] c1: entered allmulticast mode
[  427.387734] c1: entered promiscuous mode
[  427.403044] br0: port 2(c2) entered blocking state
[  427.403078] br0: port 2(c2) entered disabled state
[  427.403113] c2: entered allmulticast mode
[  427.403158] c2: entered promiscuous mode
[  427.418361] br0: port 3(c3) entered blocking state
[  427.418405] br0: port 3(c3) entered disabled state
[  427.418434] c3: entered allmulticast mode
[  427.418474] c3: entered promiscuous mode
[  427.433885] br0: port 4(sender) entered blocking state
[  427.433926] br0: port 4(sender) entered disabled state
[  427.433959] sender: entered allmulticast mode
[  427.434014] sender: entered promiscuous mode
[  427.439838] br0: port 4(sender) entered blocking state
[  427.439876] br0: port 4(sender) entered forwarding state
[  427.439911] br0: port 3(c3) entered blocking state
[  427.439940] br0: port 3(c3) entered forwarding state
[  427.439975] br0: port 2(c2) entered blocking state
[  427.440002] br0: port 2(c2) entered forwarding state
[  427.440035] br0: port 1(c1) entered blocking state
[  427.440065] br0: port 1(c1) entered forwarding state
[  427.446890] Bridge firewalling registered
[  438.042302] br0: port 1(c1) entered disabled state
[  438.042753] c1 (unregistering): left allmulticast mode
[  438.042808] c1 (unregistering): left promiscuous mode
[  438.042857] br0: port 1(c1) entered disabled state
[  438.065761] br0: port 2(c2) entered disabled state
[  438.066003] c2 (unregistering): left allmulticast mode
[  438.066041] c2 (unregistering): left promiscuous mode
[  438.066074] br0: port 2(c2) entered disabled state
[  438.084728] br0: port 4(sender) entered disabled state
[  438.084814] br0: port 3(c3) entered disabled state
[  438.085071] sender (unregistering): left allmulticast mode
[  438.085112] sender (unregistering): left promiscuous mode
[  438.085148] br0: port 4(sender) entered disabled state
[  438.085436] c3 (unregistering): left allmulticast mode
[  438.085473] c3 (unregistering): left promiscuous mode
[  438.085497] br0: port 3(c3) entered disabled state