[  393.580223] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  393.594517] br0: port 1(c1) entered blocking state
[  393.594555] br0: port 1(c1) entered disabled state
[  393.594587] c1: entered allmulticast mode
[  393.594629] c1: entered promiscuous mode
[  393.607452] br0: port 2(c2) entered blocking state
[  393.607494] br0: port 2(c2) entered disabled state
[  393.607526] c2: entered allmulticast mode
[  393.607568] c2: entered promiscuous mode
[  393.620249] br0: port 3(c3) entered blocking state
[  393.620288] br0: port 3(c3) entered disabled state
[  393.620320] c3: entered allmulticast mode
[  393.620360] c3: entered promiscuous mode
[  393.633050] br0: port 4(sender) entered blocking state
[  393.633087] br0: port 4(sender) entered disabled state
[  393.633124] sender: entered allmulticast mode
[  393.633171] sender: entered promiscuous mode
[  393.638088] br0: port 4(sender) entered blocking state
[  393.638135] br0: port 4(sender) entered forwarding state
[  393.638170] br0: port 3(c3) entered blocking state
[  393.638201] br0: port 3(c3) entered forwarding state
[  393.638227] br0: port 2(c2) entered blocking state
[  393.638255] br0: port 2(c2) entered forwarding state
[  393.638289] br0: port 1(c1) entered blocking state
[  393.638319] br0: port 1(c1) entered forwarding state
[  393.645455] Bridge firewalling registered
[  404.276906] br0: port 1(c1) entered disabled state
[  404.277068] c1 (unregistering): left allmulticast mode
[  404.277108] c1 (unregistering): left promiscuous mode
[  404.277140] br0: port 1(c1) entered disabled state
[  404.295880] br0: port 2(c2) entered disabled state
[  404.296008] c2 (unregistering): left allmulticast mode
[  404.296044] c2 (unregistering): left promiscuous mode
[  404.296075] br0: port 2(c2) entered disabled state
[  404.319879] br0: port 4(sender) entered disabled state
[  404.319953] br0: port 3(c3) entered disabled state
[  404.320072] sender (unregistering): left allmulticast mode
[  404.320107] sender (unregistering): left promiscuous mode
[  404.320139] br0: port 4(sender) entered disabled state
[  404.320353] c3 (unregistering): left allmulticast mode
[  404.320385] c3 (unregistering): left promiscuous mode
[  404.320417] br0: port 3(c3) entered disabled state