[  937.873128][T31540] br0: port 1(c1) entered blocking state
[  937.873355][T31540] br0: port 1(c1) entered disabled state
[  937.873597][T31540] c1: entered allmulticast mode
[  937.875083][T31540] c1: entered promiscuous mode
[  938.015774][T31545] br0: port 2(c2) entered blocking state
[  938.015999][T31545] br0: port 2(c2) entered disabled state
[  938.016220][T31545] c2: entered allmulticast mode
[  938.018626][T31545] c2: entered promiscuous mode
[  938.156080][T31550] br0: port 3(c3) entered blocking state
[  938.156273][T31550] br0: port 3(c3) entered disabled state
[  938.156777][T31550] c3: entered allmulticast mode
[  938.158393][T31550] c3: entered promiscuous mode
[  938.296717][T31555] br0: port 4(sender) entered blocking state
[  938.296964][T31555] br0: port 4(sender) entered disabled state
[  938.297210][T31555] sender: entered allmulticast mode
[  938.299371][T31555] sender: entered promiscuous mode
[  938.354041][T31557] br0: port 4(sender) entered blocking state
[  938.354286][T31557] br0: port 4(sender) entered forwarding state
[  938.354692][T31557] br0: port 3(c3) entered blocking state
[  938.354888][T31557] br0: port 3(c3) entered forwarding state
[  938.355242][T31557] br0: port 2(c2) entered blocking state
[  938.355447][T31557] br0: port 2(c2) entered forwarding state
[  938.355808][T31557] br0: port 1(c1) entered blocking state
[  938.356003][T31557] br0: port 1(c1) entered forwarding state
[  949.476413][   T12] br0: port 1(c1) entered disabled state
[  949.479139][   T12] c1 (unregistering): left allmulticast mode
[  949.479369][   T12] c1 (unregistering): left promiscuous mode
[  949.480031][   T12] br0: port 1(c1) entered disabled state
[  949.595965][   T12] br0: port 2(c2) entered disabled state
[  949.598344][   T12] c2 (unregistering): left allmulticast mode
[  949.598538][   T12] c2 (unregistering): left promiscuous mode
[  949.599012][   T12] br0: port 2(c2) entered disabled state
[  949.718561][   T12] br0: port 3(c3) entered disabled state
[  949.720548][   T12] c3 (unregistering): left allmulticast mode
[  949.720733][   T12] c3 (unregistering): left promiscuous mode
[  949.720910][   T12] br0: port 3(c3) entered disabled state
[  949.847819][   T12] br0: port 4(sender) entered disabled state
[  949.856485][   T12] sender (unregistering): left allmulticast mode
[  949.856680][   T12] sender (unregistering): left promiscuous mode
[  949.856859][   T12] br0: port 4(sender) entered disabled state