[  570.840840] br0: port 1(c1) entered blocking state
[  570.840919] br0: port 1(c1) entered disabled state
[  570.840972] c1: entered allmulticast mode
[  570.841037] c1: entered promiscuous mode
[  570.916981] br0: port 2(c2) entered blocking state
[  570.917053] br0: port 2(c2) entered disabled state
[  570.917125] c2: entered allmulticast mode
[  570.917208] c2: entered promiscuous mode
[  570.996452] br0: port 3(c3) entered blocking state
[  570.996502] br0: port 3(c3) entered disabled state
[  570.996550] c3: entered allmulticast mode
[  570.996608] c3: entered promiscuous mode
[  571.072200] br0: port 4(sender) entered blocking state
[  571.072250] br0: port 4(sender) entered disabled state
[  571.072298] sender: entered allmulticast mode
[  571.072363] sender: entered promiscuous mode
[  571.103925] br0: port 4(sender) entered blocking state
[  571.103975] br0: port 4(sender) entered forwarding state
[  571.104022] br0: port 3(c3) entered blocking state
[  571.104070] br0: port 3(c3) entered forwarding state
[  571.104105] br0: port 2(c2) entered blocking state
[  571.104151] br0: port 2(c2) entered forwarding state
[  571.104203] br0: port 1(c1) entered blocking state
[  571.104247] br0: port 1(c1) entered forwarding state
[  581.891839] br0: port 1(c1) entered disabled state
[  581.892091] c1 (unregistering): left allmulticast mode
[  581.892148] c1 (unregistering): left promiscuous mode
[  581.892196] br0: port 1(c1) entered disabled state
[  581.948821] br0: port 2(c2) entered disabled state
[  581.949066] c2 (unregistering): left allmulticast mode
[  581.949113] c2 (unregistering): left promiscuous mode
[  581.949159] br0: port 2(c2) entered disabled state
[  582.003872] br0: port 3(c3) entered disabled state
[  582.004179] c3 (unregistering): left allmulticast mode
[  582.004223] c3 (unregistering): left promiscuous mode
[  582.004260] br0: port 3(c3) entered disabled state
[  582.055837] br0: port 4(sender) entered disabled state
[  582.056058] sender (unregistering): left allmulticast mode
[  582.056108] sender (unregistering): left promiscuous mode
[  582.056151] br0: port 4(sender) entered disabled state