[  438.947449] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  438.962040] br0: port 1(c1) entered blocking state
[  438.962108] br0: port 1(c1) entered disabled state
[  438.962176] c1: entered allmulticast mode
[  438.962258] c1: entered promiscuous mode
[  438.976127] br0: port 2(c2) entered blocking state
[  438.976159] br0: port 2(c2) entered disabled state
[  438.976192] c2: entered allmulticast mode
[  438.976230] c2: entered promiscuous mode
[  438.990082] br0: port 3(c3) entered blocking state
[  438.990111] br0: port 3(c3) entered disabled state
[  438.990144] c3: entered allmulticast mode
[  438.990191] c3: entered promiscuous mode
[  439.004050] br0: port 4(sender) entered blocking state
[  439.004119] br0: port 4(sender) entered disabled state
[  439.004187] sender: entered allmulticast mode
[  439.004277] sender: entered promiscuous mode
[  439.009785] br0: port 4(sender) entered blocking state
[  439.009848] br0: port 4(sender) entered forwarding state
[  439.009915] br0: port 3(c3) entered blocking state
[  439.009979] br0: port 3(c3) entered forwarding state
[  439.010043] br0: port 2(c2) entered blocking state
[  439.010106] br0: port 2(c2) entered forwarding state
[  439.010170] br0: port 1(c1) entered blocking state
[  439.010232] br0: port 1(c1) entered forwarding state
[  439.016585] Bridge firewalling registered
[  449.638897] br0: port 1(c1) entered disabled state
[  449.639134] c1 (unregistering): left allmulticast mode
[  449.639177] c1 (unregistering): left promiscuous mode
[  449.639208] br0: port 1(c1) entered disabled state
[  449.667948] br0: port 3(c3) entered disabled state
[  449.668034] br0: port 2(c2) entered disabled state
[  449.668216] c3 (unregistering): left allmulticast mode
[  449.668257] c3 (unregistering): left promiscuous mode
[  449.668290] br0: port 3(c3) entered disabled state
[  449.668749] c2 (unregistering): left allmulticast mode
[  449.668792] c2 (unregistering): left promiscuous mode
[  449.668820] br0: port 2(c2) entered disabled state
[  449.697820] sender: left allmulticast mode
[  449.697876] sender: left promiscuous mode
[  449.697969] br0: port 4(sender) entered disabled state