[  420.155779] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  420.170927] br0: port 1(c1) entered blocking state
[  420.171000] br0: port 1(c1) entered disabled state
[  420.171071] c1: entered allmulticast mode
[  420.171150] c1: entered promiscuous mode
[  420.185372] br0: port 2(c2) entered blocking state
[  420.185439] br0: port 2(c2) entered disabled state
[  420.185505] c2: entered allmulticast mode
[  420.185584] c2: entered promiscuous mode
[  420.199641] br0: port 3(c3) entered blocking state
[  420.199687] br0: port 3(c3) entered disabled state
[  420.199720] c3: entered allmulticast mode
[  420.199763] c3: entered promiscuous mode
[  420.213850] br0: port 4(sender) entered blocking state
[  420.213883] br0: port 4(sender) entered disabled state
[  420.213917] sender: entered allmulticast mode
[  420.213971] sender: entered promiscuous mode
[  420.219489] br0: port 4(sender) entered blocking state
[  420.219520] br0: port 4(sender) entered forwarding state
[  420.219554] br0: port 3(c3) entered blocking state
[  420.219582] br0: port 3(c3) entered forwarding state
[  420.219612] br0: port 2(c2) entered blocking state
[  420.219640] br0: port 2(c2) entered forwarding state
[  420.219668] br0: port 1(c1) entered blocking state
[  420.219700] br0: port 1(c1) entered forwarding state
[  420.226125] Bridge firewalling registered
[  430.883540] br0: port 1(c1) entered disabled state
[  430.883786] c1 (unregistering): left allmulticast mode
[  430.883824] c1 (unregistering): left promiscuous mode
[  430.883860] br0: port 1(c1) entered disabled state
[  430.909526] br0: port 3(c3) entered disabled state
[  430.909608] br0: port 2(c2) entered disabled state
[  430.909783] c3 (unregistering): left allmulticast mode
[  430.909819] c3 (unregistering): left promiscuous mode
[  430.909853] br0: port 3(c3) entered disabled state
[  430.910164] c2 (unregistering): left allmulticast mode
[  430.910203] c2 (unregistering): left promiscuous mode
[  430.910228] br0: port 2(c2) entered disabled state
[  430.932458] sender: left allmulticast mode
[  430.932513] sender: left promiscuous mode
[  430.932550] br0: port 4(sender) entered disabled state