[  498.953761] br0: port 1(c1) entered blocking state
[  498.953855] br0: port 1(c1) entered disabled state
[  498.953933] c1: entered allmulticast mode
[  498.954131] c1: entered promiscuous mode
[  499.024549] br0: port 2(c2) entered blocking state
[  499.024633] br0: port 2(c2) entered disabled state
[  499.024714] c2: entered allmulticast mode
[  499.024803] c2: entered promiscuous mode
[  499.108049] br0: port 3(c3) entered blocking state
[  499.108141] br0: port 3(c3) entered disabled state
[  499.108214] c3: entered allmulticast mode
[  499.108305] c3: entered promiscuous mode
[  499.185702] br0: port 4(sender) entered blocking state
[  499.185806] br0: port 4(sender) entered disabled state
[  499.185925] sender: entered allmulticast mode
[  499.186060] sender: entered promiscuous mode
[  499.214577] br0: port 4(sender) entered blocking state
[  499.214665] br0: port 4(sender) entered forwarding state
[  499.214730] br0: port 3(c3) entered blocking state
[  499.214788] br0: port 3(c3) entered forwarding state
[  499.214844] br0: port 2(c2) entered blocking state
[  499.214897] br0: port 2(c2) entered forwarding state
[  499.214952] br0: port 1(c1) entered blocking state
[  499.215006] br0: port 1(c1) entered forwarding state
[  509.971222] br0: port 1(c1) entered disabled state
[  509.971658] c1 (unregistering): left allmulticast mode
[  509.971761] c1 (unregistering): left promiscuous mode
[  509.971820] br0: port 1(c1) entered disabled state
[  510.017178] br0: port 2(c2) entered disabled state
[  510.017426] c2 (unregistering): left allmulticast mode
[  510.017493] c2 (unregistering): left promiscuous mode
[  510.017533] br0: port 2(c2) entered disabled state
[  510.059182] br0: port 3(c3) entered disabled state
[  510.059504] c3 (unregistering): left allmulticast mode
[  510.059612] c3 (unregistering): left promiscuous mode
[  510.059662] br0: port 3(c3) entered disabled state
[  510.095179] br0: port 4(sender) entered disabled state
[  510.095455] sender (unregistering): left allmulticast mode
[  510.095541] sender (unregistering): left promiscuous mode
[  510.095599] br0: port 4(sender) entered disabled state