[  974.634129][T31857] br0: port 1(c1) entered blocking state
[  974.634310][T31857] br0: port 1(c1) entered disabled state
[  974.634481][T31857] c1: entered allmulticast mode
[  974.635958][T31857] c1: entered promiscuous mode
[  974.819133][T31862] br0: port 2(c2) entered blocking state
[  974.820003][T31862] br0: port 2(c2) entered disabled state
[  974.820227][T31862] c2: entered allmulticast mode
[  974.821733][T31862] c2: entered promiscuous mode
[  975.013265][T31867] br0: port 3(c3) entered blocking state
[  975.013471][T31867] br0: port 3(c3) entered disabled state
[  975.013678][T31867] c3: entered allmulticast mode
[  975.015232][T31867] c3: entered promiscuous mode
[  975.196899][T31872] br0: port 4(sender) entered blocking state
[  975.197187][T31872] br0: port 4(sender) entered disabled state
[  975.197497][T31872] sender: entered allmulticast mode
[  975.199945][T31872] sender: entered promiscuous mode
[  975.267040][T31874] br0: port 4(sender) entered blocking state
[  975.267274][T31874] br0: port 4(sender) entered forwarding state
[  975.267691][T31874] br0: port 3(c3) entered blocking state
[  975.267879][T31874] br0: port 3(c3) entered forwarding state
[  975.268213][T31874] br0: port 2(c2) entered blocking state
[  975.268403][T31874] br0: port 2(c2) entered forwarding state
[  975.268743][T31874] br0: port 1(c1) entered blocking state
[  975.268930][T31874] br0: port 1(c1) entered forwarding state
[  986.290486][   T12] br0: port 1(c1) entered disabled state
[  986.293770][   T12] c1 (unregistering): left allmulticast mode
[  986.294044][   T12] c1 (unregistering): left promiscuous mode
[  986.294205][   T12] br0: port 1(c1) entered disabled state
[  986.408576][   T12] br0: port 2(c2) entered disabled state
[  986.412528][   T12] c2 (unregistering): left allmulticast mode
[  986.412719][   T12] c2 (unregistering): left promiscuous mode
[  986.412883][   T12] br0: port 2(c2) entered disabled state
[  986.516537][   T12] br0: port 3(c3) entered disabled state
[  986.518775][   T12] c3 (unregistering): left allmulticast mode
[  986.518950][   T12] c3 (unregistering): left promiscuous mode
[  986.519105][   T12] br0: port 3(c3) entered disabled state
[  986.640732][   T12] br0: port 4(sender) entered disabled state
[  986.643433][   T12] sender (unregistering): left allmulticast mode
[  986.643608][   T12] sender (unregistering): left promiscuous mode
[  986.643770][   T12] br0: port 4(sender) entered disabled state