[  477.556639] br0: port 1(c1) entered blocking state
[  477.556717] br0: port 1(c1) entered disabled state
[  477.556792] c1: entered allmulticast mode
[  477.556895] c1: entered promiscuous mode
[  477.609816] br0: port 2(c2) entered blocking state
[  477.609907] br0: port 2(c2) entered disabled state
[  477.609976] c2: entered allmulticast mode
[  477.610053] c2: entered promiscuous mode
[  477.667474] br0: port 3(c3) entered blocking state
[  477.667564] br0: port 3(c3) entered disabled state
[  477.667635] c3: entered allmulticast mode
[  477.667724] c3: entered promiscuous mode
[  477.727055] br0: port 4(sender) entered blocking state
[  477.727142] br0: port 4(sender) entered disabled state
[  477.727227] sender: entered allmulticast mode
[  477.727339] sender: entered promiscuous mode
[  477.751363] br0: port 4(sender) entered blocking state
[  477.751439] br0: port 4(sender) entered forwarding state
[  477.751504] br0: port 3(c3) entered blocking state
[  477.751559] br0: port 3(c3) entered forwarding state
[  477.751614] br0: port 2(c2) entered blocking state
[  477.751670] br0: port 2(c2) entered forwarding state
[  477.751723] br0: port 1(c1) entered blocking state
[  477.751776] br0: port 1(c1) entered forwarding state
[  488.474473] br0: port 1(c1) entered disabled state
[  488.475195] c1 (unregistering): left allmulticast mode
[  488.475246] c1 (unregistering): left promiscuous mode
[  488.475284] br0: port 1(c1) entered disabled state
[  488.511412] br0: port 2(c2) entered disabled state
[  488.511707] c2 (unregistering): left allmulticast mode
[  488.511771] c2 (unregistering): left promiscuous mode
[  488.511824] br0: port 2(c2) entered disabled state
[  488.557388] br0: port 3(c3) entered disabled state
[  488.557632] c3 (unregistering): left allmulticast mode
[  488.557681] c3 (unregistering): left promiscuous mode
[  488.557720] br0: port 3(c3) entered disabled state
[  488.603389] br0: port 4(sender) entered disabled state
[  488.603739] sender (unregistering): left allmulticast mode
[  488.603805] sender (unregistering): left promiscuous mode
[  488.603848] br0: port 4(sender) entered disabled state