[  572.979393] br0: port 1(c1) entered blocking state
[  572.979483] br0: port 1(c1) entered disabled state
[  572.979554] c1: entered allmulticast mode
[  572.979639] c1: entered promiscuous mode
[  573.071801] br0: port 2(c2) entered blocking state
[  573.071894] br0: port 2(c2) entered disabled state
[  573.071965] c2: entered allmulticast mode
[  573.072041] c2: entered promiscuous mode
[  573.161945] br0: port 3(c3) entered blocking state
[  573.162025] br0: port 3(c3) entered disabled state
[  573.162091] c3: entered allmulticast mode
[  573.162173] c3: entered promiscuous mode
[  573.257731] br0: port 4(sender) entered blocking state
[  573.257821] br0: port 4(sender) entered disabled state
[  573.257905] sender: entered allmulticast mode
[  573.258009] sender: entered promiscuous mode
[  573.294843] br0: port 4(sender) entered blocking state
[  573.294940] br0: port 4(sender) entered forwarding state
[  573.295007] br0: port 3(c3) entered blocking state
[  573.295061] br0: port 3(c3) entered forwarding state
[  573.295117] br0: port 2(c2) entered blocking state
[  573.295177] br0: port 2(c2) entered forwarding state
[  573.295236] br0: port 1(c1) entered blocking state
[  573.295295] br0: port 1(c1) entered forwarding state
[  584.117144] br0: port 1(c1) entered disabled state
[  584.117408] c1 (unregistering): left allmulticast mode
[  584.117453] c1 (unregistering): left promiscuous mode
[  584.117498] br0: port 1(c1) entered disabled state
[  584.187127] br0: port 2(c2) entered disabled state
[  584.187478] c2 (unregistering): left allmulticast mode
[  584.187529] c2 (unregistering): left promiscuous mode
[  584.187575] br0: port 2(c2) entered disabled state
[  584.246089] br0: port 3(c3) entered disabled state
[  584.246364] c3 (unregistering): left allmulticast mode
[  584.246428] c3 (unregistering): left promiscuous mode
[  584.246479] br0: port 3(c3) entered disabled state
[  584.309077] br0: port 4(sender) entered disabled state
[  584.309340] sender (unregistering): left allmulticast mode
[  584.309388] sender (unregistering): left promiscuous mode
[  584.309430] br0: port 4(sender) entered disabled state