[  977.459500][T31784] br0: port 1(c1) entered blocking state
[  977.459693][T31784] br0: port 1(c1) entered disabled state
[  977.459857][T31784] c1: entered allmulticast mode
[  977.461294][T31784] c1: entered promiscuous mode
[  977.598823][T31789] br0: port 2(c2) entered blocking state
[  977.599000][T31789] br0: port 2(c2) entered disabled state
[  977.599168][T31789] c2: entered allmulticast mode
[  977.600944][T31789] c2: entered promiscuous mode
[  977.737744][T31794] br0: port 3(c3) entered blocking state
[  977.737918][T31794] br0: port 3(c3) entered disabled state
[  977.738081][T31794] c3: entered allmulticast mode
[  977.739497][T31794] c3: entered promiscuous mode
[  977.874155][T31799] br0: port 4(sender) entered blocking state
[  977.874408][T31799] br0: port 4(sender) entered disabled state
[  977.874651][T31799] sender: entered allmulticast mode
[  977.876164][T31799] sender: entered promiscuous mode
[  977.927142][T31801] br0: port 4(sender) entered blocking state
[  977.927364][T31801] br0: port 4(sender) entered forwarding state
[  977.927700][T31801] br0: port 3(c3) entered blocking state
[  977.927847][T31801] br0: port 3(c3) entered forwarding state
[  977.928129][T31801] br0: port 2(c2) entered blocking state
[  977.928281][T31801] br0: port 2(c2) entered forwarding state
[  977.928571][T31801] br0: port 1(c1) entered blocking state
[  977.928731][T31801] br0: port 1(c1) entered forwarding state
[  988.960671][   T12] br0: port 1(c1) entered disabled state
[  988.963544][   T12] c1 (unregistering): left allmulticast mode
[  988.963751][   T12] c1 (unregistering): left promiscuous mode
[  988.963927][   T12] br0: port 1(c1) entered disabled state
[  989.095807][   T12] br0: port 2(c2) entered disabled state
[  989.098908][   T12] c2 (unregistering): left allmulticast mode
[  989.099108][   T12] c2 (unregistering): left promiscuous mode
[  989.099298][   T12] br0: port 2(c2) entered disabled state
[  989.234585][   T12] br0: port 3(c3) entered disabled state
[  989.237276][   T12] c3 (unregistering): left allmulticast mode
[  989.237471][   T12] c3 (unregistering): left promiscuous mode
[  989.237656][   T12] br0: port 3(c3) entered disabled state
[  989.366630][   T12] br0: port 4(sender) entered disabled state
[  989.369434][   T12] sender (unregistering): left allmulticast mode
[  989.369682][   T12] sender (unregistering): left promiscuous mode
[  989.369909][   T12] br0: port 4(sender) entered disabled state