[  973.537476][T30647] br0: port 1(c1) entered blocking state
[  973.537731][T30647] br0: port 1(c1) entered disabled state
[  973.537989][T30647] c1: entered allmulticast mode
[  973.539596][T30647] c1: entered promiscuous mode
[  973.678233][T30652] br0: port 2(c2) entered blocking state
[  973.678423][T30652] br0: port 2(c2) entered disabled state
[  973.678590][T30652] c2: entered allmulticast mode
[  973.680113][T30652] c2: entered promiscuous mode
[  973.840867][T30657] br0: port 3(c3) entered blocking state
[  973.841121][T30657] br0: port 3(c3) entered disabled state
[  973.841363][T30657] c3: entered allmulticast mode
[  973.842912][T30657] c3: entered promiscuous mode
[  973.986130][T30662] br0: port 4(sender) entered blocking state
[  973.986386][T30662] br0: port 4(sender) entered disabled state
[  973.986642][T30662] sender: entered allmulticast mode
[  973.988227][T30662] sender: entered promiscuous mode
[  974.039911][T30664] br0: port 4(sender) entered blocking state
[  974.040179][T30664] br0: port 4(sender) entered forwarding state
[  974.040541][T30664] br0: port 3(c3) entered blocking state
[  974.040708][T30664] br0: port 3(c3) entered forwarding state
[  974.041083][T30664] br0: port 2(c2) entered blocking state
[  974.041247][T30664] br0: port 2(c2) entered forwarding state
[  974.041564][T30664] br0: port 1(c1) entered blocking state
[  974.041720][T30664] br0: port 1(c1) entered forwarding state
[  985.132765][   T12] br0: port 1(c1) entered disabled state
[  985.145050][   T12] c1 (unregistering): left allmulticast mode
[  985.145353][   T12] c1 (unregistering): left promiscuous mode
[  985.145648][   T12] br0: port 1(c1) entered disabled state
[  985.279762][   T12] br0: port 2(c2) entered disabled state
[  985.289684][   T12] c2 (unregistering): left allmulticast mode
[  985.289877][   T12] c2 (unregistering): left promiscuous mode
[  985.290239][   T12] br0: port 2(c2) entered disabled state
[  985.419538][   T12] br0: port 3(c3) entered disabled state
[  985.430178][   T12] c3 (unregistering): left allmulticast mode
[  985.430423][   T12] c3 (unregistering): left promiscuous mode
[  985.430660][   T12] br0: port 3(c3) entered disabled state
[  985.560938][   T12] br0: port 4(sender) entered disabled state
[  985.570924][   T12] sender (unregistering): left allmulticast mode
[  985.571242][   T12] sender (unregistering): left promiscuous mode
[  985.571476][   T12] br0: port 4(sender) entered disabled state