[  393.547874] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.562244] br0: port 1(c1) entered blocking state
[  393.562292] br0: port 1(c1) entered disabled state
[  393.562330] c1: entered allmulticast mode
[  393.562377] c1: entered promiscuous mode
[  393.575358] br0: port 2(c2) entered blocking state
[  393.575452] br0: port 2(c2) entered disabled state
[  393.575522] c2: entered allmulticast mode
[  393.575620] c2: entered promiscuous mode
[  393.588473] br0: port 3(c3) entered blocking state
[  393.588543] br0: port 3(c3) entered disabled state
[  393.588581] c3: entered allmulticast mode
[  393.588655] c3: entered promiscuous mode
[  393.601172] br0: port 4(sender) entered blocking state
[  393.601242] br0: port 4(sender) entered disabled state
[  393.601307] sender: entered allmulticast mode
[  393.601391] sender: entered promiscuous mode
[  393.606478] br0: port 4(sender) entered blocking state
[  393.606522] br0: port 4(sender) entered forwarding state
[  393.606570] br0: port 3(c3) entered blocking state
[  393.606622] br0: port 3(c3) entered forwarding state
[  393.606655] br0: port 2(c2) entered blocking state
[  393.606685] br0: port 2(c2) entered forwarding state
[  393.606716] br0: port 1(c1) entered blocking state
[  393.606792] br0: port 1(c1) entered forwarding state
[  393.613926] Bridge firewalling registered
[  404.291917] br0: port 1(c1) entered disabled state
[  404.292150] c1 (unregistering): left allmulticast mode
[  404.292210] c1 (unregistering): left promiscuous mode
[  404.292261] br0: port 1(c1) entered disabled state
[  404.315893] br0: port 3(c3) entered disabled state
[  404.315983] br0: port 2(c2) entered disabled state
[  404.316167] c3 (unregistering): left allmulticast mode
[  404.316196] c3 (unregistering): left promiscuous mode
[  404.316227] br0: port 3(c3) entered disabled state
[  404.316441] c2 (unregistering): left allmulticast mode
[  404.316471] c2 (unregistering): left promiscuous mode
[  404.316502] br0: port 2(c2) entered disabled state
[  404.331891] sender: left allmulticast mode
[  404.331940] sender: left promiscuous mode
[  404.331969] br0: port 4(sender) entered disabled state