[ 2016.412051][T19223] br0: port 1(c1) entered blocking state
[ 2016.412778][T19223] br0: port 1(c1) entered disabled state
[ 2016.413101][T19223] c1: entered allmulticast mode
[ 2016.416349][T19223] c1: entered promiscuous mode
[ 2017.079700][T19228] br0: port 2(c2) entered blocking state
[ 2017.080045][T19228] br0: port 2(c2) entered disabled state
[ 2017.080389][T19228] c2: entered allmulticast mode
[ 2017.084622][T19228] c2: entered promiscuous mode
[ 2017.742542][T19233] br0: port 3(c3) entered blocking state
[ 2017.742950][T19233] br0: port 3(c3) entered disabled state
[ 2017.743298][T19233] c3: entered allmulticast mode
[ 2017.746846][T19233] c3: entered promiscuous mode
[ 2018.400477][T19238] br0: port 4(sender) entered blocking state
[ 2018.400986][T19238] br0: port 4(sender) entered disabled state
[ 2018.401415][T19238] sender: entered allmulticast mode
[ 2018.406174][T19238] sender: entered promiscuous mode
[ 2018.667705][T19240] br0: port 4(sender) entered blocking state
[ 2018.668241][T19240] br0: port 4(sender) entered forwarding state
[ 2018.669004][T19240] br0: port 3(c3) entered blocking state
[ 2018.669329][T19240] br0: port 3(c3) entered forwarding state
[ 2018.669998][T19240] br0: port 2(c2) entered blocking state
[ 2018.670326][T19240] br0: port 2(c2) entered forwarding state
[ 2018.670996][T19240] br0: port 1(c1) entered blocking state
[ 2018.671327][T19240] br0: port 1(c1) entered forwarding state
[ 2031.112475][   T12] br0: port 1(c1) entered disabled state
[ 2031.203250][   T12] c1 (unregistering): left allmulticast mode
[ 2031.203773][   T12] c1 (unregistering): left promiscuous mode
[ 2031.204163][   T12] br0: port 1(c1) entered disabled state
[ 2031.695062][   T12] br0: port 2(c2) entered disabled state
[ 2031.816147][   T12] c2 (unregistering): left allmulticast mode
[ 2031.816668][   T12] c2 (unregistering): left promiscuous mode
[ 2031.817044][   T12] br0: port 2(c2) entered disabled state
[ 2032.233012][   T12] br0: port 3(c3) entered disabled state
[ 2032.348155][   T12] c3 (unregistering): left allmulticast mode
[ 2032.348595][   T12] c3 (unregistering): left promiscuous mode
[ 2032.348961][   T12] br0: port 3(c3) entered disabled state
[ 2032.783068][   T12] br0: port 4(sender) entered disabled state
[ 2032.918163][   T12] sender (unregistering): left allmulticast mode
[ 2032.918588][   T12] sender (unregistering): left promiscuous mode
[ 2032.918957][   T12] br0: port 4(sender) entered disabled state