[  766.635715] br0: port 1(c1) entered blocking state
[  766.635796] br0: port 1(c1) entered disabled state
[  766.635869] c1: entered allmulticast mode
[  766.635970] c1: entered promiscuous mode
[  766.690709] br0: port 2(c2) entered blocking state
[  766.690829] br0: port 2(c2) entered disabled state
[  766.690914] c2: entered allmulticast mode
[  766.691004] c2: entered promiscuous mode
[  766.745597] br0: port 3(c3) entered blocking state
[  766.745668] br0: port 3(c3) entered disabled state
[  766.745742] c3: entered allmulticast mode
[  766.745870] c3: entered promiscuous mode
[  766.801737] br0: port 4(sender) entered blocking state
[  766.801824] br0: port 4(sender) entered disabled state
[  766.801916] sender: entered allmulticast mode
[  766.802033] sender: entered promiscuous mode
[  766.823171] br0: port 4(sender) entered blocking state
[  766.823239] br0: port 4(sender) entered forwarding state
[  766.823287] br0: port 3(c3) entered blocking state
[  766.823327] br0: port 3(c3) entered forwarding state
[  766.823365] br0: port 2(c2) entered blocking state
[  766.823402] br0: port 2(c2) entered forwarding state
[  766.823444] br0: port 1(c1) entered blocking state
[  766.823491] br0: port 1(c1) entered forwarding state
[  777.547099] br0: port 1(c1) entered disabled state
[  777.547437] c1 (unregistering): left allmulticast mode
[  777.547534] c1 (unregistering): left promiscuous mode
[  777.547583] br0: port 1(c1) entered disabled state
[  777.592149] br0: port 2(c2) entered disabled state
[  777.592472] c2 (unregistering): left allmulticast mode
[  777.592557] c2 (unregistering): left promiscuous mode
[  777.592601] br0: port 2(c2) entered disabled state
[  777.645073] br0: port 3(c3) entered disabled state
[  777.645410] c3 (unregistering): left allmulticast mode
[  777.645493] c3 (unregistering): left promiscuous mode
[  777.645554] br0: port 3(c3) entered disabled state
[  777.690271] br0: port 4(sender) entered disabled state
[  777.690735] sender (unregistering): left allmulticast mode
[  777.690796] sender (unregistering): left promiscuous mode
[  777.690841] br0: port 4(sender) entered disabled state