[  520.578442] br0: port 1(c1) entered blocking state
[  520.578662] br0: port 1(c1) entered disabled state
[  520.578836] c1: entered allmulticast mode
[  520.579038] c1: entered promiscuous mode
[  520.733165] br0: port 2(c2) entered blocking state
[  520.733277] br0: port 2(c2) entered disabled state
[  520.733383] c2: entered allmulticast mode
[  520.733505] c2: entered promiscuous mode
[  520.853267] br0: port 3(c3) entered blocking state
[  520.853519] br0: port 3(c3) entered disabled state
[  520.853691] c3: entered allmulticast mode
[  520.853874] c3: entered promiscuous mode
[  520.976293] br0: port 4(sender) entered blocking state
[  520.976384] br0: port 4(sender) entered disabled state
[  520.976459] sender: entered allmulticast mode
[  520.976633] sender: entered promiscuous mode
[  521.015698] br0: port 4(sender) entered blocking state
[  521.023703] br0: port 4(sender) entered forwarding state
[  521.023875] br0: port 3(c3) entered blocking state
[  521.024024] br0: port 3(c3) entered forwarding state
[  521.024166] br0: port 2(c2) entered blocking state
[  521.024308] br0: port 2(c2) entered forwarding state
[  521.024448] br0: port 1(c1) entered blocking state
[  521.024585] br0: port 1(c1) entered forwarding state
[  531.974190] br0: port 1(c1) entered disabled state
[  531.974718] c1 (unregistering): left allmulticast mode
[  531.974889] c1 (unregistering): left promiscuous mode
[  531.975067] br0: port 1(c1) entered disabled state
[  532.065241] br0: port 2(c2) entered disabled state
[  532.065792] c2 (unregistering): left allmulticast mode
[  532.065974] c2 (unregistering): left promiscuous mode
[  532.083529] br0: port 2(c2) entered disabled state
[  532.171235] br0: port 3(c3) entered disabled state
[  532.171771] c3 (unregistering): left allmulticast mode
[  532.171893] c3 (unregistering): left promiscuous mode
[  532.171995] br0: port 3(c3) entered disabled state
[  532.300151] br0: port 4(sender) entered disabled state
[  532.300582] sender (unregistering): left allmulticast mode
[  532.300703] sender (unregistering): left promiscuous mode
[  532.300781] br0: port 4(sender) entered disabled state