[  740.174888] br0: port 1(c1) entered blocking state
[  740.174951] br0: port 1(c1) entered disabled state
[  740.175003] c1: entered allmulticast mode
[  740.175075] c1: entered promiscuous mode
[  740.225218] br0: port 2(c2) entered blocking state
[  740.225285] br0: port 2(c2) entered disabled state
[  740.225341] c2: entered allmulticast mode
[  740.225414] c2: entered promiscuous mode
[  740.276593] br0: port 3(c3) entered blocking state
[  740.276656] br0: port 3(c3) entered disabled state
[  740.276708] c3: entered allmulticast mode
[  740.276783] c3: entered promiscuous mode
[  740.327196] br0: port 4(sender) entered blocking state
[  740.327264] br0: port 4(sender) entered disabled state
[  740.327327] sender: entered allmulticast mode
[  740.327426] sender: entered promiscuous mode
[  740.346339] br0: port 4(sender) entered blocking state
[  740.346414] br0: port 4(sender) entered forwarding state
[  740.346478] br0: port 3(c3) entered blocking state
[  740.346533] br0: port 3(c3) entered forwarding state
[  740.346585] br0: port 2(c2) entered blocking state
[  740.346635] br0: port 2(c2) entered forwarding state
[  740.346685] br0: port 1(c1) entered blocking state
[  740.346739] br0: port 1(c1) entered forwarding state
[  751.028319] br0: port 1(c1) entered disabled state
[  751.028703] c1 (unregistering): left allmulticast mode
[  751.028786] c1 (unregistering): left promiscuous mode
[  751.028869] br0: port 1(c1) entered disabled state
[  751.071329] br0: port 2(c2) entered disabled state
[  751.071731] c2 (unregistering): left allmulticast mode
[  751.071836] c2 (unregistering): left promiscuous mode
[  751.071902] br0: port 2(c2) entered disabled state
[  751.115241] br0: port 3(c3) entered disabled state
[  751.115485] c3 (unregistering): left allmulticast mode
[  751.115549] c3 (unregistering): left promiscuous mode
[  751.115600] br0: port 3(c3) entered disabled state
[  751.156304] br0: port 4(sender) entered disabled state
[  751.156674] sender (unregistering): left allmulticast mode
[  751.156726] sender (unregistering): left promiscuous mode
[  751.156804] br0: port 4(sender) entered disabled state