[  489.700388] br0: port 1(c1) entered blocking state
[  489.700450] br0: port 1(c1) entered disabled state
[  489.700519] c1: entered allmulticast mode
[  489.700608] c1: entered promiscuous mode
[  489.761486] br0: port 2(c2) entered blocking state
[  489.761551] br0: port 2(c2) entered disabled state
[  489.761609] c2: entered allmulticast mode
[  489.761674] c2: entered promiscuous mode
[  489.821664] br0: port 3(c3) entered blocking state
[  489.821741] br0: port 3(c3) entered disabled state
[  489.821794] c3: entered allmulticast mode
[  489.821871] c3: entered promiscuous mode
[  489.879257] br0: port 4(sender) entered blocking state
[  489.879336] br0: port 4(sender) entered disabled state
[  489.879394] sender: entered allmulticast mode
[  489.879487] sender: entered promiscuous mode
[  489.904861] br0: port 4(sender) entered blocking state
[  489.904931] br0: port 4(sender) entered forwarding state
[  489.904987] br0: port 3(c3) entered blocking state
[  489.905062] br0: port 3(c3) entered forwarding state
[  489.905128] br0: port 2(c2) entered blocking state
[  489.905178] br0: port 2(c2) entered forwarding state
[  489.905229] br0: port 1(c1) entered blocking state
[  489.905274] br0: port 1(c1) entered forwarding state
[  500.633215] br0: port 1(c1) entered disabled state
[  500.633794] c1 (unregistering): left allmulticast mode
[  500.633854] c1 (unregistering): left promiscuous mode
[  500.633906] br0: port 1(c1) entered disabled state
[  500.683245] br0: port 2(c2) entered disabled state
[  500.683544] c2 (unregistering): left allmulticast mode
[  500.683593] c2 (unregistering): left promiscuous mode
[  500.683636] br0: port 2(c2) entered disabled state
[  500.721185] br0: port 3(c3) entered disabled state
[  500.721455] c3 (unregistering): left allmulticast mode
[  500.721524] c3 (unregistering): left promiscuous mode
[  500.721584] br0: port 3(c3) entered disabled state
[  500.781268] br0: port 4(sender) entered disabled state
[  500.781629] sender (unregistering): left allmulticast mode
[  500.781700] sender (unregistering): left promiscuous mode
[  500.781755] br0: port 4(sender) entered disabled state