[  972.184975][T31989] br0: port 1(c1) entered blocking state
[  972.185204][T31989] br0: port 1(c1) entered disabled state
[  972.185412][T31989] c1: entered allmulticast mode
[  972.186966][T31989] c1: entered promiscuous mode
[  972.349901][T31994] br0: port 2(c2) entered blocking state
[  972.350075][T31994] br0: port 2(c2) entered disabled state
[  972.350227][T31994] c2: entered allmulticast mode
[  972.351742][T31994] c2: entered promiscuous mode
[  972.522820][T31999] br0: port 3(c3) entered blocking state
[  972.523038][T31999] br0: port 3(c3) entered disabled state
[  972.523250][T31999] c3: entered allmulticast mode
[  972.524823][T31999] c3: entered promiscuous mode
[  972.712540][T32004] br0: port 4(sender) entered blocking state
[  972.712747][T32004] br0: port 4(sender) entered disabled state
[  972.713368][T32004] sender: entered allmulticast mode
[  972.714879][T32004] sender: entered promiscuous mode
[  972.780716][T32006] br0: port 4(sender) entered blocking state
[  972.780984][T32006] br0: port 4(sender) entered forwarding state
[  972.781355][T32006] br0: port 3(c3) entered blocking state
[  972.781542][T32006] br0: port 3(c3) entered forwarding state
[  972.781904][T32006] br0: port 2(c2) entered blocking state
[  972.782086][T32006] br0: port 2(c2) entered forwarding state
[  972.782421][T32006] br0: port 1(c1) entered blocking state
[  972.782614][T32006] br0: port 1(c1) entered forwarding state
[  983.776386][   T12] br0: port 1(c1) entered disabled state
[  983.782724][   T12] c1 (unregistering): left allmulticast mode
[  983.782933][   T12] c1 (unregistering): left promiscuous mode
[  983.783119][   T12] br0: port 1(c1) entered disabled state
[  983.920432][   T12] br0: port 2(c2) entered disabled state
[  983.922952][   T12] c2 (unregistering): left allmulticast mode
[  983.923141][   T12] c2 (unregistering): left promiscuous mode
[  983.923304][   T12] br0: port 2(c2) entered disabled state
[  984.068179][   T12] br0: port 3(c3) entered disabled state
[  984.071807][   T12] c3 (unregistering): left allmulticast mode
[  984.071995][   T12] c3 (unregistering): left promiscuous mode
[  984.072166][   T12] br0: port 3(c3) entered disabled state
[  984.227301][   T12] br0: port 4(sender) entered disabled state
[  984.239133][   T12] sender (unregistering): left allmulticast mode
[  984.239322][   T12] sender (unregistering): left promiscuous mode
[  984.239486][   T12] br0: port 4(sender) entered disabled state