[  436.723778] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  436.737072] br0: port 1(c1) entered blocking state
[  436.737112] br0: port 1(c1) entered disabled state
[  436.737147] c1: entered allmulticast mode
[  436.737192] c1: entered promiscuous mode
[  436.750860] br0: port 2(c2) entered blocking state
[  436.750907] br0: port 2(c2) entered disabled state
[  436.750942] c2: entered allmulticast mode
[  436.750987] c2: entered promiscuous mode
[  436.763500] br0: port 3(c3) entered blocking state
[  436.763540] br0: port 3(c3) entered disabled state
[  436.763575] c3: entered allmulticast mode
[  436.763620] c3: entered promiscuous mode
[  436.776131] br0: port 4(sender) entered blocking state
[  436.776168] br0: port 4(sender) entered disabled state
[  436.776202] sender: entered allmulticast mode
[  436.776255] sender: entered promiscuous mode
[  436.781191] br0: port 4(sender) entered blocking state
[  436.781230] br0: port 4(sender) entered forwarding state
[  436.781264] br0: port 3(c3) entered blocking state
[  436.781299] br0: port 3(c3) entered forwarding state
[  436.781325] br0: port 2(c2) entered blocking state
[  436.781355] br0: port 2(c2) entered forwarding state
[  436.781385] br0: port 1(c1) entered blocking state
[  436.781416] br0: port 1(c1) entered forwarding state
[  436.788494] Bridge firewalling registered
[  447.462931] br0: port 1(c1) entered disabled state
[  447.463105] c1 (unregistering): left allmulticast mode
[  447.463142] c1 (unregistering): left promiscuous mode
[  447.463174] br0: port 1(c1) entered disabled state
[  447.483917] br0: port 2(c2) entered disabled state
[  447.484063] c2 (unregistering): left allmulticast mode
[  447.484099] c2 (unregistering): left promiscuous mode
[  447.484135] br0: port 2(c2) entered disabled state
[  447.509921] br0: port 4(sender) entered disabled state
[  447.510015] br0: port 3(c3) entered disabled state
[  447.510182] sender (unregistering): left allmulticast mode
[  447.510223] sender (unregistering): left promiscuous mode
[  447.510259] br0: port 4(sender) entered disabled state
[  447.510429] c3 (unregistering): left allmulticast mode
[  447.510460] c3 (unregistering): left promiscuous mode
[  447.510497] br0: port 3(c3) entered disabled state