[   36.948232][  T742] br0: port 1(c1) entered blocking state
[   36.948420][  T742] br0: port 1(c1) entered disabled state
[   36.948571][  T742] c1: entered allmulticast mode
[   36.949964][  T742] c1: entered promiscuous mode
[   37.087943][  T747] br0: port 2(c2) entered blocking state
[   37.088157][  T747] br0: port 2(c2) entered disabled state
[   37.088360][  T747] c2: entered allmulticast mode
[   37.090153][  T747] c2: entered promiscuous mode
[   37.229263][  T752] br0: port 3(c3) entered blocking state
[   37.229432][  T752] br0: port 3(c3) entered disabled state
[   37.229763][  T752] c3: entered allmulticast mode
[   37.231185][  T752] c3: entered promiscuous mode
[   37.359951][  T757] br0: port 4(sender) entered blocking state
[   37.360151][  T757] br0: port 4(sender) entered disabled state
[   37.360329][  T757] sender: entered allmulticast mode
[   37.362264][  T757] sender: entered promiscuous mode
[   37.406181][  T759] br0: port 4(sender) entered blocking state
[   37.406476][  T759] br0: port 4(sender) entered forwarding state
[   37.406962][  T759] br0: port 3(c3) entered blocking state
[   37.407107][  T759] br0: port 3(c3) entered forwarding state
[   37.407380][  T759] br0: port 2(c2) entered blocking state
[   37.407526][  T759] br0: port 2(c2) entered forwarding state
[   37.407799][  T759] br0: port 1(c1) entered blocking state
[   37.407943][  T759] br0: port 1(c1) entered forwarding state
[   48.604158][   T70] br0: port 1(c1) entered disabled state
[   48.606520][   T70] c1 (unregistering): left allmulticast mode
[   48.606750][   T70] c1 (unregistering): left promiscuous mode
[   48.607026][   T70] br0: port 1(c1) entered disabled state
[   48.725859][   T70] br0: port 2(c2) entered disabled state
[   48.727955][   T70] c2 (unregistering): left allmulticast mode
[   48.728142][   T70] c2 (unregistering): left promiscuous mode
[   48.728310][   T70] br0: port 2(c2) entered disabled state
[   48.846137][   T70] br0: port 3(c3) entered disabled state
[   48.849426][   T70] c3 (unregistering): left allmulticast mode
[   48.849608][   T70] c3 (unregistering): left promiscuous mode
[   48.849775][   T70] br0: port 3(c3) entered disabled state
[   48.966705][   T70] br0: port 4(sender) entered disabled state
[   48.968761][   T70] sender (unregistering): left allmulticast mode
[   48.968946][   T70] sender (unregistering): left promiscuous mode
[   48.969120][   T70] br0: port 4(sender) entered disabled state