[  500.788798] br0: port 1(c1) entered blocking state
[  500.788860] br0: port 1(c1) entered disabled state
[  500.788918] c1: entered allmulticast mode
[  500.788996] c1: entered promiscuous mode
[  500.840288] br0: port 2(c2) entered blocking state
[  500.840384] br0: port 2(c2) entered disabled state
[  500.840454] c2: entered allmulticast mode
[  500.840543] c2: entered promiscuous mode
[  500.889488] br0: port 3(c3) entered blocking state
[  500.889556] br0: port 3(c3) entered disabled state
[  500.889639] c3: entered allmulticast mode
[  500.889708] c3: entered promiscuous mode
[  500.938458] br0: port 4(sender) entered blocking state
[  500.938557] br0: port 4(sender) entered disabled state
[  500.938636] sender: entered allmulticast mode
[  500.938739] sender: entered promiscuous mode
[  500.957643] br0: port 4(sender) entered blocking state
[  500.957737] br0: port 4(sender) entered forwarding state
[  500.957798] br0: port 3(c3) entered blocking state
[  500.957858] br0: port 3(c3) entered forwarding state
[  500.957914] br0: port 2(c2) entered blocking state
[  500.957969] br0: port 2(c2) entered forwarding state
[  500.958024] br0: port 1(c1) entered blocking state
[  500.958076] br0: port 1(c1) entered forwarding state
[  511.644314] br0: port 1(c1) entered disabled state
[  511.644663] c1 (unregistering): left allmulticast mode
[  511.644732] c1 (unregistering): left promiscuous mode
[  511.644780] br0: port 1(c1) entered disabled state
[  511.681308] br0: port 2(c2) entered disabled state
[  511.681629] c2 (unregistering): left allmulticast mode
[  511.681702] c2 (unregistering): left promiscuous mode
[  511.681747] br0: port 2(c2) entered disabled state
[  511.714330] br0: port 3(c3) entered disabled state
[  511.714684] c3 (unregistering): left allmulticast mode
[  511.714757] c3 (unregistering): left promiscuous mode
[  511.714813] br0: port 3(c3) entered disabled state
[  511.747293] br0: port 4(sender) entered disabled state
[  511.747867] sender (unregistering): left allmulticast mode
[  511.747941] sender (unregistering): left promiscuous mode
[  511.747991] br0: port 4(sender) entered disabled state