[  971.539668][T31808] br0: port 1(c1) entered blocking state
[  971.539853][T31808] br0: port 1(c1) entered disabled state
[  971.540012][T31808] c1: entered allmulticast mode
[  971.541420][T31808] c1: entered promiscuous mode
[  971.687240][T31813] br0: port 2(c2) entered blocking state
[  971.687403][T31813] br0: port 2(c2) entered disabled state
[  971.687557][T31813] c2: entered allmulticast mode
[  971.688942][T31813] c2: entered promiscuous mode
[  971.840814][T31818] br0: port 3(c3) entered blocking state
[  971.840985][T31818] br0: port 3(c3) entered disabled state
[  971.841132][T31818] c3: entered allmulticast mode
[  971.842532][T31818] c3: entered promiscuous mode
[  971.987248][T31823] br0: port 4(sender) entered blocking state
[  971.987478][T31823] br0: port 4(sender) entered disabled state
[  971.988278][T31823] sender: entered allmulticast mode
[  971.989947][T31823] sender: entered promiscuous mode
[  972.040623][T31825] br0: port 4(sender) entered blocking state
[  972.040817][T31825] br0: port 4(sender) entered forwarding state
[  972.041125][T31825] br0: port 3(c3) entered blocking state
[  972.041260][T31825] br0: port 3(c3) entered forwarding state
[  972.041537][T31825] br0: port 2(c2) entered blocking state
[  972.041678][T31825] br0: port 2(c2) entered forwarding state
[  972.041954][T31825] br0: port 1(c1) entered blocking state
[  972.042090][T31825] br0: port 1(c1) entered forwarding state
[  983.049822][   T12] br0: port 1(c1) entered disabled state
[  983.053982][   T12] c1 (unregistering): left allmulticast mode
[  983.054168][   T12] c1 (unregistering): left promiscuous mode
[  983.054333][   T12] br0: port 1(c1) entered disabled state
[  983.173580][   T12] br0: port 2(c2) entered disabled state
[  983.177842][   T12] c2 (unregistering): left allmulticast mode
[  983.178049][   T12] c2 (unregistering): left promiscuous mode
[  983.178217][   T12] br0: port 2(c2) entered disabled state
[  983.300718][   T12] br0: port 3(c3) entered disabled state
[  983.304288][   T12] c3 (unregistering): left allmulticast mode
[  983.304489][   T12] c3 (unregistering): left promiscuous mode
[  983.304690][   T12] br0: port 3(c3) entered disabled state
[  983.416036][   T12] br0: port 4(sender) entered disabled state
[  983.418475][   T12] sender (unregistering): left allmulticast mode
[  983.418666][   T12] sender (unregistering): left promiscuous mode
[  983.418837][   T12] br0: port 4(sender) entered disabled state