[ 3156.622234][T27974] br0: port 1(c1) entered blocking state
[ 3156.623026][T27974] br0: port 1(c1) entered disabled state
[ 3156.623404][T27974] c1: entered allmulticast mode
[ 3156.627576][T27974] c1: entered promiscuous mode
[ 3157.301155][T27979] br0: port 2(c2) entered blocking state
[ 3157.301581][T27979] br0: port 2(c2) entered disabled state
[ 3157.301929][T27979] c2: entered allmulticast mode
[ 3157.305408][T27979] c2: entered promiscuous mode
[ 3157.982270][T27984] br0: port 3(c3) entered blocking state
[ 3157.982694][T27984] br0: port 3(c3) entered disabled state
[ 3157.983043][T27984] c3: entered allmulticast mode
[ 3157.986537][T27984] c3: entered promiscuous mode
[ 3158.629920][T27989] br0: port 4(sender) entered blocking state
[ 3158.631609][T27989] br0: port 4(sender) entered disabled state
[ 3158.632035][T27989] sender: entered allmulticast mode
[ 3158.635530][T27989] sender: entered promiscuous mode
[ 3158.897390][T27991] br0: port 4(sender) entered blocking state
[ 3158.897837][T27991] br0: port 4(sender) entered forwarding state
[ 3158.898571][T27991] br0: port 3(c3) entered blocking state
[ 3158.898891][T27991] br0: port 3(c3) entered forwarding state
[ 3158.899600][T27991] br0: port 2(c2) entered blocking state
[ 3158.899928][T27991] br0: port 2(c2) entered forwarding state
[ 3158.900596][T27991] br0: port 1(c1) entered blocking state
[ 3158.900931][T27991] br0: port 1(c1) entered forwarding state
[ 3171.340399][   T12] br0: port 1(c1) entered disabled state
[ 3171.468161][   T12] c1 (unregistering): left allmulticast mode
[ 3171.468693][   T12] c1 (unregistering): left promiscuous mode
[ 3171.469083][   T12] br0: port 1(c1) entered disabled state
[ 3171.882992][   T12] br0: port 2(c2) entered disabled state
[ 3172.003159][   T12] c2 (unregistering): left allmulticast mode
[ 3172.003581][   T12] c2 (unregistering): left promiscuous mode
[ 3172.003952][   T12] br0: port 2(c2) entered disabled state
[ 3172.376432][   T12] br0: port 3(c3) entered disabled state
[ 3172.478167][   T12] c3 (unregistering): left allmulticast mode
[ 3172.478588][   T12] c3 (unregistering): left promiscuous mode
[ 3172.478964][   T12] br0: port 3(c3) entered disabled state
[ 3172.892422][   T12] br0: port 4(sender) entered disabled state
[ 3173.010189][   T12] sender (unregistering): left allmulticast mode
[ 3173.010619][   T12] sender (unregistering): left promiscuous mode
[ 3173.010999][   T12] br0: port 4(sender) entered disabled state