[  391.924217] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  391.938928] br0: port 1(c1) entered blocking state
[  391.939011] br0: port 1(c1) entered disabled state
[  391.939085] c1: entered allmulticast mode
[  391.939166] c1: entered promiscuous mode
[  391.952284] br0: port 2(c2) entered blocking state
[  391.952365] br0: port 2(c2) entered disabled state
[  391.952431] c2: entered allmulticast mode
[  391.952510] c2: entered promiscuous mode
[  391.965431] br0: port 3(c3) entered blocking state
[  391.965502] br0: port 3(c3) entered disabled state
[  391.965568] c3: entered allmulticast mode
[  391.965646] c3: entered promiscuous mode
[  391.978726] br0: port 4(sender) entered blocking state
[  391.978776] br0: port 4(sender) entered disabled state
[  391.978809] sender: entered allmulticast mode
[  391.978860] sender: entered promiscuous mode
[  391.984000] br0: port 4(sender) entered blocking state
[  391.984080] br0: port 4(sender) entered forwarding state
[  391.984151] br0: port 3(c3) entered blocking state
[  391.984218] br0: port 3(c3) entered forwarding state
[  391.984288] br0: port 2(c2) entered blocking state
[  391.984355] br0: port 2(c2) entered forwarding state
[  391.984424] br0: port 1(c1) entered blocking state
[  391.984491] br0: port 1(c1) entered forwarding state
[  391.992032] Bridge firewalling registered
[  402.617982] br0: port 1(c1) entered disabled state
[  402.618156] c1 (unregistering): left allmulticast mode
[  402.618191] c1 (unregistering): left promiscuous mode
[  402.618223] br0: port 1(c1) entered disabled state
[  402.649969] br0: port 3(c3) entered disabled state
[  402.650072] br0: port 2(c2) entered disabled state
[  402.650196] c3 (unregistering): left allmulticast mode
[  402.650234] c3 (unregistering): left promiscuous mode
[  402.650265] br0: port 3(c3) entered disabled state
[  402.650430] c2 (unregistering): left allmulticast mode
[  402.650464] c2 (unregistering): left promiscuous mode
[  402.650494] br0: port 2(c2) entered disabled state
[  402.671998] sender: left allmulticast mode
[  402.672072] sender: left promiscuous mode
[  402.672108] br0: port 4(sender) entered disabled state