[  972.642417][T32434] br0: port 1(c1) entered blocking state
[  972.642605][T32434] br0: port 1(c1) entered disabled state
[  972.642751][T32434] c1: entered allmulticast mode
[  972.644161][T32434] c1: entered promiscuous mode
[  972.803581][T32439] br0: port 2(c2) entered blocking state
[  972.803762][T32439] br0: port 2(c2) entered disabled state
[  972.803952][T32439] c2: entered allmulticast mode
[  972.805345][T32439] c2: entered promiscuous mode
[  972.944120][T32444] br0: port 3(c3) entered blocking state
[  972.944286][T32444] br0: port 3(c3) entered disabled state
[  972.944436][T32444] c3: entered allmulticast mode
[  972.946430][T32444] c3: entered promiscuous mode
[  973.106905][T32449] br0: port 4(sender) entered blocking state
[  973.107105][T32449] br0: port 4(sender) entered disabled state
[  973.107280][T32449] sender: entered allmulticast mode
[  973.108674][T32449] sender: entered promiscuous mode
[  973.152319][T32451] br0: port 4(sender) entered blocking state
[  973.152519][T32451] br0: port 4(sender) entered forwarding state
[  973.152824][T32451] br0: port 3(c3) entered blocking state
[  973.152965][T32451] br0: port 3(c3) entered forwarding state
[  973.153232][T32451] br0: port 2(c2) entered blocking state
[  973.153364][T32451] br0: port 2(c2) entered forwarding state
[  973.153636][T32451] br0: port 1(c1) entered blocking state
[  973.153770][T32451] br0: port 1(c1) entered forwarding state
[  984.109096][   T72] br0: port 1(c1) entered disabled state
[  984.113624][   T72] c1 (unregistering): left allmulticast mode
[  984.114880][   T72] c1 (unregistering): left promiscuous mode
[  984.116367][   T72] br0: port 1(c1) entered disabled state
[  984.269110][   T72] br0: port 2(c2) entered disabled state
[  984.272116][   T72] c2 (unregistering): left allmulticast mode
[  984.272593][   T72] c2 (unregistering): left promiscuous mode
[  984.272831][   T72] br0: port 2(c2) entered disabled state
[  984.438357][   T72] br0: port 3(c3) entered disabled state
[  984.442639][   T72] c3 (unregistering): left allmulticast mode
[  984.442872][   T72] c3 (unregistering): left promiscuous mode
[  984.443157][   T72] br0: port 3(c3) entered disabled state
[  984.582337][   T72] br0: port 4(sender) entered disabled state
[  984.585448][   T72] sender (unregistering): left allmulticast mode
[  984.585676][   T72] sender (unregistering): left promiscuous mode
[  984.585913][   T72] br0: port 4(sender) entered disabled state