[  392.250539] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  392.264529] br0: port 1(c1) entered blocking state
[  392.264569] br0: port 1(c1) entered disabled state
[  392.264600] c1: entered allmulticast mode
[  392.264642] c1: entered promiscuous mode
[  392.276909] br0: port 2(c2) entered blocking state
[  392.276946] br0: port 2(c2) entered disabled state
[  392.276975] c2: entered allmulticast mode
[  392.277012] c2: entered promiscuous mode
[  392.289307] br0: port 3(c3) entered blocking state
[  392.289352] br0: port 3(c3) entered disabled state
[  392.289394] c3: entered allmulticast mode
[  392.289431] c3: entered promiscuous mode
[  392.301686] br0: port 4(sender) entered blocking state
[  392.301730] br0: port 4(sender) entered disabled state
[  392.301771] sender: entered allmulticast mode
[  392.301824] sender: entered promiscuous mode
[  392.306720] br0: port 4(sender) entered blocking state
[  392.306759] br0: port 4(sender) entered forwarding state
[  392.306805] br0: port 3(c3) entered blocking state
[  392.306840] br0: port 3(c3) entered forwarding state
[  392.306877] br0: port 2(c2) entered blocking state
[  392.306914] br0: port 2(c2) entered forwarding state
[  392.306955] br0: port 1(c1) entered blocking state
[  392.306992] br0: port 1(c1) entered forwarding state
[  392.313725] Bridge firewalling registered
[  402.992229] br0: port 1(c1) entered disabled state
[  402.992394] c1 (unregistering): left allmulticast mode
[  402.992431] c1 (unregistering): left promiscuous mode
[  402.992467] br0: port 1(c1) entered disabled state
[  403.020214] br0: port 2(c2) entered disabled state
[  403.020366] c2 (unregistering): left allmulticast mode
[  403.020398] c2 (unregistering): left promiscuous mode
[  403.020426] br0: port 2(c2) entered disabled state
[  403.042220] sender: left allmulticast mode
[  403.042260] sender: left promiscuous mode
[  403.042293] br0: port 4(sender) entered disabled state
[  403.042394] c3: left allmulticast mode
[  403.042420] c3: left promiscuous mode
[  403.042447] br0: port 3(c3) entered disabled state