[  414.883598] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  414.898673] br0: port 1(c1) entered blocking state
[  414.898713] br0: port 1(c1) entered disabled state
[  414.898748] c1: entered allmulticast mode
[  414.898797] c1: entered promiscuous mode
[  414.912948] br0: port 2(c2) entered blocking state
[  414.913017] br0: port 2(c2) entered disabled state
[  414.913088] c2: entered allmulticast mode
[  414.913175] c2: entered promiscuous mode
[  414.927243] br0: port 3(c3) entered blocking state
[  414.927283] br0: port 3(c3) entered disabled state
[  414.927314] c3: entered allmulticast mode
[  414.927358] c3: entered promiscuous mode
[  414.941696] br0: port 4(sender) entered blocking state
[  414.941761] br0: port 4(sender) entered disabled state
[  414.941845] sender: entered allmulticast mode
[  414.941934] sender: entered promiscuous mode
[  414.947456] br0: port 4(sender) entered blocking state
[  414.947521] br0: port 4(sender) entered forwarding state
[  414.947592] br0: port 3(c3) entered blocking state
[  414.947671] br0: port 3(c3) entered forwarding state
[  414.947740] br0: port 2(c2) entered blocking state
[  414.947807] br0: port 2(c2) entered forwarding state
[  414.947886] br0: port 1(c1) entered blocking state
[  414.947953] br0: port 1(c1) entered forwarding state
[  414.955811] Bridge firewalling registered
[  425.645219] br0: port 1(c1) entered disabled state
[  425.645643] c1 (unregistering): left allmulticast mode
[  425.645753] c1 (unregistering): left promiscuous mode
[  425.645787] br0: port 1(c1) entered disabled state
[  425.665935] br0: port 2(c2) entered disabled state
[  425.666282] c2 (unregistering): left allmulticast mode
[  425.666381] c2 (unregistering): left promiscuous mode
[  425.666416] br0: port 2(c2) entered disabled state
[  425.688061] br0: port 4(sender) entered disabled state
[  425.688357] br0: port 3(c3) entered disabled state
[  425.688777] sender (unregistering): left allmulticast mode
[  425.688882] sender (unregistering): left promiscuous mode
[  425.688924] br0: port 4(sender) entered disabled state
[  425.689201] c3 (unregistering): left allmulticast mode
[  425.689236] c3 (unregistering): left promiscuous mode
[  425.689264] br0: port 3(c3) entered disabled state