[  974.623902][T30160] br0: port 1(c1) entered blocking state
[  974.624112][T30160] br0: port 1(c1) entered disabled state
[  974.624286][T30160] c1: entered allmulticast mode
[  974.625783][T30160] c1: entered promiscuous mode
[  974.771726][T30165] br0: port 2(c2) entered blocking state
[  974.771965][T30165] br0: port 2(c2) entered disabled state
[  974.772183][T30165] c2: entered allmulticast mode
[  974.773691][T30165] c2: entered promiscuous mode
[  974.932076][T30170] br0: port 3(c3) entered blocking state
[  974.932293][T30170] br0: port 3(c3) entered disabled state
[  974.932515][T30170] c3: entered allmulticast mode
[  974.934122][T30170] c3: entered promiscuous mode
[  975.092525][T30175] br0: port 4(sender) entered blocking state
[  975.092982][T30175] br0: port 4(sender) entered disabled state
[  975.093264][T30175] sender: entered allmulticast mode
[  975.094901][T30175] sender: entered promiscuous mode
[  975.159592][T30177] br0: port 4(sender) entered blocking state
[  975.159958][T30177] br0: port 4(sender) entered forwarding state
[  975.160487][T30177] br0: port 3(c3) entered blocking state
[  975.160691][T30177] br0: port 3(c3) entered forwarding state
[  975.161035][T30177] br0: port 2(c2) entered blocking state
[  975.161194][T30177] br0: port 2(c2) entered forwarding state
[  975.161532][T30177] br0: port 1(c1) entered blocking state
[  975.161692][T30177] br0: port 1(c1) entered forwarding state
[  986.324175][   T12] br0: port 1(c1) entered disabled state
[  986.335789][   T12] c1 (unregistering): left allmulticast mode
[  986.336044][   T12] c1 (unregistering): left promiscuous mode
[  986.336299][   T12] br0: port 1(c1) entered disabled state
[  986.474353][   T12] br0: port 2(c2) entered disabled state
[  986.486985][   T12] c2 (unregistering): left allmulticast mode
[  986.487225][   T12] c2 (unregistering): left promiscuous mode
[  986.487416][   T12] br0: port 2(c2) entered disabled state
[  986.641214][   T12] br0: port 3(c3) entered disabled state
[  986.652069][   T12] c3 (unregistering): left allmulticast mode
[  986.652402][   T12] c3 (unregistering): left promiscuous mode
[  986.652689][   T12] br0: port 3(c3) entered disabled state
[  986.805135][   T12] br0: port 4(sender) entered disabled state
[  986.816351][   T12] sender (unregistering): left allmulticast mode
[  986.816567][   T12] sender (unregistering): left promiscuous mode
[  986.816771][   T12] br0: port 4(sender) entered disabled state