[  580.828746] br0: port 1(c1) entered blocking state
[  580.828879] br0: port 1(c1) entered disabled state
[  580.828965] c1: entered allmulticast mode
[  580.829056] c1: entered promiscuous mode
[  580.914899] br0: port 2(c2) entered blocking state
[  580.914961] br0: port 2(c2) entered disabled state
[  580.915015] c2: entered allmulticast mode
[  580.915077] c2: entered promiscuous mode
[  580.995245] br0: port 3(c3) entered blocking state
[  580.995319] br0: port 3(c3) entered disabled state
[  580.995387] c3: entered allmulticast mode
[  580.995467] c3: entered promiscuous mode
[  581.078833] br0: port 4(sender) entered blocking state
[  581.078904] br0: port 4(sender) entered disabled state
[  581.078968] sender: entered allmulticast mode
[  581.079062] sender: entered promiscuous mode
[  581.111214] br0: port 4(sender) entered blocking state
[  581.111288] br0: port 4(sender) entered forwarding state
[  581.111336] br0: port 3(c3) entered blocking state
[  581.111387] br0: port 3(c3) entered forwarding state
[  581.111430] br0: port 2(c2) entered blocking state
[  581.111477] br0: port 2(c2) entered forwarding state
[  581.111520] br0: port 1(c1) entered blocking state
[  581.111571] br0: port 1(c1) entered forwarding state
[  591.915029] br0: port 1(c1) entered disabled state
[  591.915357] c1 (unregistering): left allmulticast mode
[  591.915409] c1 (unregistering): left promiscuous mode
[  591.915453] br0: port 1(c1) entered disabled state
[  591.971974] br0: port 2(c2) entered disabled state
[  591.972275] c2 (unregistering): left allmulticast mode
[  591.972326] c2 (unregistering): left promiscuous mode
[  591.972371] br0: port 2(c2) entered disabled state
[  592.031954] br0: port 3(c3) entered disabled state
[  592.032233] c3 (unregistering): left allmulticast mode
[  592.032283] c3 (unregistering): left promiscuous mode
[  592.032325] br0: port 3(c3) entered disabled state
[  592.091986] br0: port 4(sender) entered disabled state
[  592.092241] sender (unregistering): left allmulticast mode
[  592.092297] sender (unregistering): left promiscuous mode
[  592.092336] br0: port 4(sender) entered disabled state