[  970.700942][T32550] br0: port 1(c1) entered blocking state
[  970.701108][T32550] br0: port 1(c1) entered disabled state
[  970.701272][T32550] c1: entered allmulticast mode
[  970.702722][T32550] c1: entered promiscuous mode
[  970.846937][T32555] br0: port 2(c2) entered blocking state
[  970.847124][T32555] br0: port 2(c2) entered disabled state
[  970.847338][T32555] c2: entered allmulticast mode
[  970.848788][T32555] c2: entered promiscuous mode
[  971.010816][T32560] br0: port 3(c3) entered blocking state
[  971.010974][T32560] br0: port 3(c3) entered disabled state
[  971.011121][T32560] c3: entered allmulticast mode
[  971.013079][T32560] c3: entered promiscuous mode
[  971.181675][T32565] br0: port 4(sender) entered blocking state
[  971.181906][T32565] br0: port 4(sender) entered disabled state
[  971.182134][T32565] sender: entered allmulticast mode
[  971.184223][T32565] sender: entered promiscuous mode
[  971.229840][T32567] br0: port 4(sender) entered blocking state
[  971.230028][T32567] br0: port 4(sender) entered forwarding state
[  971.230325][T32567] br0: port 3(c3) entered blocking state
[  971.230467][T32567] br0: port 3(c3) entered forwarding state
[  971.230741][T32567] br0: port 2(c2) entered blocking state
[  971.230878][T32567] br0: port 2(c2) entered forwarding state
[  971.231144][T32567] br0: port 1(c1) entered blocking state
[  971.231291][T32567] br0: port 1(c1) entered forwarding state
[  982.221104][   T12] br0: port 1(c1) entered disabled state
[  982.224586][   T12] c1 (unregistering): left allmulticast mode
[  982.224768][   T12] c1 (unregistering): left promiscuous mode
[  982.224929][   T12] br0: port 1(c1) entered disabled state
[  982.339506][   T12] br0: port 2(c2) entered disabled state
[  982.342740][   T12] c2 (unregistering): left allmulticast mode
[  982.343008][   T12] c2 (unregistering): left promiscuous mode
[  982.343321][   T12] br0: port 2(c2) entered disabled state
[  982.461217][   T12] br0: port 3(c3) entered disabled state
[  982.464051][   T12] c3 (unregistering): left allmulticast mode
[  982.464249][   T12] c3 (unregistering): left promiscuous mode
[  982.464424][   T12] br0: port 3(c3) entered disabled state
[  982.583614][   T12] br0: port 4(sender) entered disabled state
[  982.587523][   T12] sender (unregistering): left allmulticast mode
[  982.587703][   T12] sender (unregistering): left promiscuous mode
[  982.587874][   T12] br0: port 4(sender) entered disabled state