[  921.254004][T31645] br0: port 1(c1) entered blocking state
[  921.254262][T31645] br0: port 1(c1) entered disabled state
[  921.254484][T31645] c1: entered allmulticast mode
[  921.256255][T31645] c1: entered promiscuous mode
[  921.402259][T31650] br0: port 2(c2) entered blocking state
[  921.402470][T31650] br0: port 2(c2) entered disabled state
[  921.402690][T31650] c2: entered allmulticast mode
[  921.404454][T31650] c2: entered promiscuous mode
[  921.539525][T31655] br0: port 3(c3) entered blocking state
[  921.539739][T31655] br0: port 3(c3) entered disabled state
[  921.539955][T31655] c3: entered allmulticast mode
[  921.547962][T31655] c3: entered promiscuous mode
[  921.686955][T31660] br0: port 4(sender) entered blocking state
[  921.687171][T31660] br0: port 4(sender) entered disabled state
[  921.687376][T31660] sender: entered allmulticast mode
[  921.689041][T31660] sender: entered promiscuous mode
[  921.742603][T31662] br0: port 4(sender) entered blocking state
[  921.742867][T31662] br0: port 4(sender) entered forwarding state
[  921.743322][T31662] br0: port 3(c3) entered blocking state
[  921.743521][T31662] br0: port 3(c3) entered forwarding state
[  921.743891][T31662] br0: port 2(c2) entered blocking state
[  921.744103][T31662] br0: port 2(c2) entered forwarding state
[  921.744486][T31662] br0: port 1(c1) entered blocking state
[  921.744690][T31662] br0: port 1(c1) entered forwarding state
[  932.743203][   T73] br0: port 1(c1) entered disabled state
[  932.746271][   T73] c1 (unregistering): left allmulticast mode
[  932.746536][   T73] c1 (unregistering): left promiscuous mode
[  932.746778][   T73] br0: port 1(c1) entered disabled state
[  932.923546][   T73] br0: port 2(c2) entered disabled state
[  932.925793][   T73] c2 (unregistering): left allmulticast mode
[  932.926002][   T73] c2 (unregistering): left promiscuous mode
[  932.926797][   T73] br0: port 2(c2) entered disabled state
[  933.082532][   T73] br0: port 3(c3) entered disabled state
[  933.089031][   T73] c3 (unregistering): left allmulticast mode
[  933.089336][   T73] c3 (unregistering): left promiscuous mode
[  933.089615][   T73] br0: port 3(c3) entered disabled state
[  933.228792][   T73] br0: port 4(sender) entered disabled state
[  933.232716][   T73] sender (unregistering): left allmulticast mode
[  933.232966][   T73] sender (unregistering): left promiscuous mode
[  933.233268][   T73] br0: port 4(sender) entered disabled state