[  450.481213] br0: port 1(c1) entered blocking state
[  450.481335] br0: port 1(c1) entered disabled state
[  450.481426] c1: entered allmulticast mode
[  450.481536] c1: entered promiscuous mode
[  450.534283] br0: port 2(c2) entered blocking state
[  450.534375] br0: port 2(c2) entered disabled state
[  450.534457] c2: entered allmulticast mode
[  450.534562] c2: entered promiscuous mode
[  450.588771] br0: port 3(c3) entered blocking state
[  450.588854] br0: port 3(c3) entered disabled state
[  450.588933] c3: entered allmulticast mode
[  450.589034] c3: entered promiscuous mode
[  450.641584] br0: port 4(sender) entered blocking state
[  450.641706] br0: port 4(sender) entered disabled state
[  450.641794] sender: entered allmulticast mode
[  450.641924] sender: entered promiscuous mode
[  450.661889] br0: port 4(sender) entered blocking state
[  450.661982] br0: port 4(sender) entered forwarding state
[  450.662044] br0: port 3(c3) entered blocking state
[  450.662098] br0: port 3(c3) entered forwarding state
[  450.662157] br0: port 2(c2) entered blocking state
[  450.662209] br0: port 2(c2) entered forwarding state
[  450.662266] br0: port 1(c1) entered blocking state
[  450.662318] br0: port 1(c1) entered forwarding state
[  461.383799] br0: port 1(c1) entered disabled state
[  461.384202] c1 (unregistering): left allmulticast mode
[  461.384301] c1 (unregistering): left promiscuous mode
[  461.384395] br0: port 1(c1) entered disabled state
[  461.425798] br0: port 2(c2) entered disabled state
[  461.426186] c2 (unregistering): left allmulticast mode
[  461.426257] c2 (unregistering): left promiscuous mode
[  461.426314] br0: port 2(c2) entered disabled state
[  461.453776] br0: port 3(c3) entered disabled state
[  461.454132] c3 (unregistering): left allmulticast mode
[  461.454194] c3 (unregistering): left promiscuous mode
[  461.454251] br0: port 3(c3) entered disabled state
[  461.493788] br0: port 4(sender) entered disabled state
[  461.494151] sender (unregistering): left allmulticast mode
[  461.494230] sender (unregistering): left promiscuous mode
[  461.494286] br0: port 4(sender) entered disabled state