[ 1540.213288][T18809] br0: port 1(c1) entered blocking state
[ 1540.213595][T18809] br0: port 1(c1) entered disabled state
[ 1540.213831][T18809] c1: entered allmulticast mode
[ 1540.216144][T18809] c1: entered promiscuous mode
[ 1540.709012][T18814] br0: port 2(c2) entered blocking state
[ 1540.709269][T18814] br0: port 2(c2) entered disabled state
[ 1540.709506][T18814] c2: entered allmulticast mode
[ 1540.711847][T18814] c2: entered promiscuous mode
[ 1541.253239][T18819] br0: port 3(c3) entered blocking state
[ 1541.253598][T18819] br0: port 3(c3) entered disabled state
[ 1541.253847][T18819] c3: entered allmulticast mode
[ 1541.255864][T18819] c3: entered promiscuous mode
[ 1541.748997][T18824] br0: port 4(sender) entered blocking state
[ 1541.749403][T18824] br0: port 4(sender) entered disabled state
[ 1541.749683][T18824] sender: entered allmulticast mode
[ 1541.751627][T18824] sender: entered promiscuous mode
[ 1541.959289][T18826] br0: port 4(sender) entered blocking state
[ 1541.959633][T18826] br0: port 4(sender) entered forwarding state
[ 1541.960149][T18826] br0: port 3(c3) entered blocking state
[ 1541.960368][T18826] br0: port 3(c3) entered forwarding state
[ 1541.960793][T18826] br0: port 2(c2) entered blocking state
[ 1541.961026][T18826] br0: port 2(c2) entered forwarding state
[ 1541.961443][T18826] br0: port 1(c1) entered blocking state
[ 1541.961681][T18826] br0: port 1(c1) entered forwarding state
[ 1553.973629][   T12] br0: port 1(c1) entered disabled state
[ 1554.063775][   T12] c1 (unregistering): left allmulticast mode
[ 1554.064113][   T12] c1 (unregistering): left promiscuous mode
[ 1554.064363][   T12] br0: port 1(c1) entered disabled state
[ 1554.375688][   T12] br0: port 2(c2) entered disabled state
[ 1554.480752][   T12] c2 (unregistering): left allmulticast mode
[ 1554.481074][   T12] c2 (unregistering): left promiscuous mode
[ 1554.481288][   T12] br0: port 2(c2) entered disabled state
[ 1554.798491][   T12] br0: port 3(c3) entered disabled state
[ 1554.872761][   T12] c3 (unregistering): left allmulticast mode
[ 1554.873119][   T12] c3 (unregistering): left promiscuous mode
[ 1554.873338][   T12] br0: port 3(c3) entered disabled state
[ 1555.217134][   T12] br0: port 4(sender) entered disabled state
[ 1555.362740][   T12] sender (unregistering): left allmulticast mode
[ 1555.363126][   T12] sender (unregistering): left promiscuous mode
[ 1555.363404][   T12] br0: port 4(sender) entered disabled state