[  494.029253] br0: port 1(c1) entered blocking state
[  494.029353] br0: port 1(c1) entered disabled state
[  494.029430] c1: entered allmulticast mode
[  494.029527] c1: entered promiscuous mode
[  494.078324] br0: port 2(c2) entered blocking state
[  494.078401] br0: port 2(c2) entered disabled state
[  494.078462] c2: entered allmulticast mode
[  494.078534] c2: entered promiscuous mode
[  494.130356] br0: port 3(c3) entered blocking state
[  494.130445] br0: port 3(c3) entered disabled state
[  494.130516] c3: entered allmulticast mode
[  494.130596] c3: entered promiscuous mode
[  494.179178] br0: port 4(sender) entered blocking state
[  494.179255] br0: port 4(sender) entered disabled state
[  494.179325] sender: entered allmulticast mode
[  494.179424] sender: entered promiscuous mode
[  494.199277] br0: port 4(sender) entered blocking state
[  494.199354] br0: port 4(sender) entered forwarding state
[  494.199409] br0: port 3(c3) entered blocking state
[  494.199464] br0: port 3(c3) entered forwarding state
[  494.199517] br0: port 2(c2) entered blocking state
[  494.199570] br0: port 2(c2) entered forwarding state
[  494.199622] br0: port 1(c1) entered blocking state
[  494.199677] br0: port 1(c1) entered forwarding state
[  504.889325] br0: port 1(c1) entered disabled state
[  504.889652] c1 (unregistering): left allmulticast mode
[  504.889709] c1 (unregistering): left promiscuous mode
[  504.889767] br0: port 1(c1) entered disabled state
[  504.933341] br0: port 2(c2) entered disabled state
[  504.933795] c2 (unregistering): left allmulticast mode
[  504.933840] c2 (unregistering): left promiscuous mode
[  504.933880] br0: port 2(c2) entered disabled state
[  504.974300] br0: port 3(c3) entered disabled state
[  504.974619] c3 (unregistering): left allmulticast mode
[  504.974678] c3 (unregistering): left promiscuous mode
[  504.974718] br0: port 3(c3) entered disabled state
[  505.007371] br0: port 4(sender) entered disabled state
[  505.007760] sender (unregistering): left allmulticast mode
[  505.007831] sender (unregistering): left promiscuous mode
[  505.007872] br0: port 4(sender) entered disabled state