[  621.286552] br0: port 1(c1) entered blocking state
[  621.286633] br0: port 1(c1) entered disabled state
[  621.286701] c1: entered allmulticast mode
[  621.286774] c1: entered promiscuous mode
[  621.373394] br0: port 2(c2) entered blocking state
[  621.373471] br0: port 2(c2) entered disabled state
[  621.373539] c2: entered allmulticast mode
[  621.373625] c2: entered promiscuous mode
[  621.457784] br0: port 3(c3) entered blocking state
[  621.457844] br0: port 3(c3) entered disabled state
[  621.457891] c3: entered allmulticast mode
[  621.457951] c3: entered promiscuous mode
[  621.538123] br0: port 4(sender) entered blocking state
[  621.538193] br0: port 4(sender) entered disabled state
[  621.538246] sender: entered allmulticast mode
[  621.538334] sender: entered promiscuous mode
[  621.570754] br0: port 4(sender) entered blocking state
[  621.570832] br0: port 4(sender) entered forwarding state
[  621.570893] br0: port 3(c3) entered blocking state
[  621.570953] br0: port 3(c3) entered forwarding state
[  621.571016] br0: port 2(c2) entered blocking state
[  621.571075] br0: port 2(c2) entered forwarding state
[  621.571132] br0: port 1(c1) entered blocking state
[  621.571185] br0: port 1(c1) entered forwarding state
[  632.380866] br0: port 1(c1) entered disabled state
[  632.381183] c1 (unregistering): left allmulticast mode
[  632.381233] c1 (unregistering): left promiscuous mode
[  632.381272] br0: port 1(c1) entered disabled state
[  632.442913] br0: port 2(c2) entered disabled state
[  632.443161] c2 (unregistering): left allmulticast mode
[  632.443214] c2 (unregistering): left promiscuous mode
[  632.443248] br0: port 2(c2) entered disabled state
[  632.501852] br0: port 3(c3) entered disabled state
[  632.502138] c3 (unregistering): left allmulticast mode
[  632.502184] c3 (unregistering): left promiscuous mode
[  632.502229] br0: port 3(c3) entered disabled state
[  632.554049] br0: port 4(sender) entered disabled state
[  632.554344] sender (unregistering): left allmulticast mode
[  632.554404] sender (unregistering): left promiscuous mode
[  632.554457] br0: port 4(sender) entered disabled state