[  621.931495] br0: port 1(c1) entered blocking state
[  621.931573] br0: port 1(c1) entered disabled state
[  621.931639] c1: entered allmulticast mode
[  621.931728] c1: entered promiscuous mode
[  622.013686] br0: port 2(c2) entered blocking state
[  622.013739] br0: port 2(c2) entered disabled state
[  622.013798] c2: entered allmulticast mode
[  622.013857] c2: entered promiscuous mode
[  622.089991] br0: port 3(c3) entered blocking state
[  622.090052] br0: port 3(c3) entered disabled state
[  622.090108] c3: entered allmulticast mode
[  622.090179] c3: entered promiscuous mode
[  622.167978] br0: port 4(sender) entered blocking state
[  622.168042] br0: port 4(sender) entered disabled state
[  622.168103] sender: entered allmulticast mode
[  622.168188] sender: entered promiscuous mode
[  622.197482] br0: port 4(sender) entered blocking state
[  622.197554] br0: port 4(sender) entered forwarding state
[  622.197599] br0: port 3(c3) entered blocking state
[  622.197635] br0: port 3(c3) entered forwarding state
[  622.197674] br0: port 2(c2) entered blocking state
[  622.197709] br0: port 2(c2) entered forwarding state
[  622.197747] br0: port 1(c1) entered blocking state
[  622.197788] br0: port 1(c1) entered forwarding state
[  632.968955] br0: port 1(c1) entered disabled state
[  632.969225] c1 (unregistering): left allmulticast mode
[  632.969274] c1 (unregistering): left promiscuous mode
[  632.969322] br0: port 1(c1) entered disabled state
[  633.023979] br0: port 2(c2) entered disabled state
[  633.024212] c2 (unregistering): left allmulticast mode
[  633.024263] c2 (unregistering): left promiscuous mode
[  633.024307] br0: port 2(c2) entered disabled state
[  633.087019] br0: port 3(c3) entered disabled state
[  633.087280] c3 (unregistering): left allmulticast mode
[  633.087325] c3 (unregistering): left promiscuous mode
[  633.087354] br0: port 3(c3) entered disabled state
[  633.144246] br0: port 4(sender) entered disabled state
[  633.144506] sender (unregistering): left allmulticast mode
[  633.144554] sender (unregistering): left promiscuous mode
[  633.144590] br0: port 4(sender) entered disabled state