[  548.487574] br0: port 1(c1) entered blocking state
[  548.487822] br0: port 1(c1) entered disabled state
[  548.487884] c1: entered allmulticast mode
[  548.487962] c1: entered promiscuous mode
[  548.565198] br0: port 2(c2) entered blocking state
[  548.565260] br0: port 2(c2) entered disabled state
[  548.565312] c2: entered allmulticast mode
[  548.565374] c2: entered promiscuous mode
[  548.648072] br0: port 3(c3) entered blocking state
[  548.648149] br0: port 3(c3) entered disabled state
[  548.648220] c3: entered allmulticast mode
[  548.648307] c3: entered promiscuous mode
[  548.732002] br0: port 4(sender) entered blocking state
[  548.732065] br0: port 4(sender) entered disabled state
[  548.732116] sender: entered allmulticast mode
[  548.732199] sender: entered promiscuous mode
[  548.764956] br0: port 4(sender) entered blocking state
[  548.765015] br0: port 4(sender) entered forwarding state
[  548.765061] br0: port 3(c3) entered blocking state
[  548.765101] br0: port 3(c3) entered forwarding state
[  548.765141] br0: port 2(c2) entered blocking state
[  548.765180] br0: port 2(c2) entered forwarding state
[  548.765220] br0: port 1(c1) entered blocking state
[  548.765260] br0: port 1(c1) entered forwarding state
[  559.595694] br0: port 1(c1) entered disabled state
[  559.595998] c1 (unregistering): left allmulticast mode
[  559.596041] c1 (unregistering): left promiscuous mode
[  559.596078] br0: port 1(c1) entered disabled state
[  559.661746] br0: port 2(c2) entered disabled state
[  559.662070] c2 (unregistering): left allmulticast mode
[  559.662109] c2 (unregistering): left promiscuous mode
[  559.662141] br0: port 2(c2) entered disabled state
[  559.720722] br0: port 3(c3) entered disabled state
[  559.720986] c3 (unregistering): left allmulticast mode
[  559.721045] c3 (unregistering): left promiscuous mode
[  559.721097] br0: port 3(c3) entered disabled state
[  559.780050] br0: port 4(sender) entered disabled state
[  559.780343] sender (unregistering): left allmulticast mode
[  559.780398] sender (unregistering): left promiscuous mode
[  559.780453] br0: port 4(sender) entered disabled state