[  972.768839][T31713] br0: port 1(c1) entered blocking state
[  972.769055][T31713] br0: port 1(c1) entered disabled state
[  972.769241][T31713] c1: entered allmulticast mode
[  972.770795][T31713] c1: entered promiscuous mode
[  972.935797][T31718] br0: port 2(c2) entered blocking state
[  972.935996][T31718] br0: port 2(c2) entered disabled state
[  972.936192][T31718] c2: entered allmulticast mode
[  972.937763][T31718] c2: entered promiscuous mode
[  973.095939][T31723] br0: port 3(c3) entered blocking state
[  973.096862][T31723] br0: port 3(c3) entered disabled state
[  973.097110][T31723] c3: entered allmulticast mode
[  973.098722][T31723] c3: entered promiscuous mode
[  973.271828][T31728] br0: port 4(sender) entered blocking state
[  973.272085][T31728] br0: port 4(sender) entered disabled state
[  973.272313][T31728] sender: entered allmulticast mode
[  973.274011][T31728] sender: entered promiscuous mode
[  973.331440][T31730] br0: port 4(sender) entered blocking state
[  973.331704][T31730] br0: port 4(sender) entered forwarding state
[  973.332057][T31730] br0: port 3(c3) entered blocking state
[  973.332208][T31730] br0: port 3(c3) entered forwarding state
[  973.332512][T31730] br0: port 2(c2) entered blocking state
[  973.332683][T31730] br0: port 2(c2) entered forwarding state
[  973.332988][T31730] br0: port 1(c1) entered blocking state
[  973.333146][T31730] br0: port 1(c1) entered forwarding state
[  984.506733][   T12] br0: port 1(c1) entered disabled state
[  984.520189][   T12] c1 (unregistering): left allmulticast mode
[  984.520434][   T12] c1 (unregistering): left promiscuous mode
[  984.520618][   T12] br0: port 1(c1) entered disabled state
[  984.684447][   T12] br0: port 2(c2) entered disabled state
[  984.696300][   T12] c2 (unregistering): left allmulticast mode
[  984.696596][   T12] c2 (unregistering): left promiscuous mode
[  984.696893][   T12] br0: port 2(c2) entered disabled state
[  984.848792][   T12] br0: port 3(c3) entered disabled state
[  984.860877][   T12] c3 (unregistering): left allmulticast mode
[  984.861236][   T12] c3 (unregistering): left promiscuous mode
[  984.861539][   T12] br0: port 3(c3) entered disabled state
[  985.014433][   T12] br0: port 4(sender) entered disabled state
[  985.033428][   T12] sender (unregistering): left allmulticast mode
[  985.033727][   T12] sender (unregistering): left promiscuous mode
[  985.033981][   T12] br0: port 4(sender) entered disabled state