[  978.145990][T30974] br0: port 1(c1) entered blocking state
[  978.146251][T30974] br0: port 1(c1) entered disabled state
[  978.146488][T30974] c1: entered allmulticast mode
[  978.148065][T30974] c1: entered promiscuous mode
[  978.298525][T30979] br0: port 2(c2) entered blocking state
[  978.298710][T30979] br0: port 2(c2) entered disabled state
[  978.298879][T30979] c2: entered allmulticast mode
[  978.301020][T30979] c2: entered promiscuous mode
[  978.470118][T30984] br0: port 3(c3) entered blocking state
[  978.470308][T30984] br0: port 3(c3) entered disabled state
[  978.470484][T30984] c3: entered allmulticast mode
[  978.472008][T30984] c3: entered promiscuous mode
[  978.631275][T30989] br0: port 4(sender) entered blocking state
[  978.631570][T30989] br0: port 4(sender) entered disabled state
[  978.631869][T30989] sender: entered allmulticast mode
[  978.633526][T30989] sender: entered promiscuous mode
[  978.696102][T30991] br0: port 4(sender) entered blocking state
[  978.696338][T30991] br0: port 4(sender) entered forwarding state
[  978.696687][T30991] br0: port 3(c3) entered blocking state
[  978.696844][T30991] br0: port 3(c3) entered forwarding state
[  978.697153][T30991] br0: port 2(c2) entered blocking state
[  978.697303][T30991] br0: port 2(c2) entered forwarding state
[  978.697612][T30991] br0: port 1(c1) entered blocking state
[  978.697768][T30991] br0: port 1(c1) entered forwarding state
[  989.817187][   T12] br0: port 1(c1) entered disabled state
[  989.832902][   T12] c1 (unregistering): left allmulticast mode
[  989.833208][   T12] c1 (unregistering): left promiscuous mode
[  989.833476][   T12] br0: port 1(c1) entered disabled state
[  989.958619][   T12] br0: port 2(c2) entered disabled state
[  989.969055][   T12] c2 (unregistering): left allmulticast mode
[  989.969330][   T12] c2 (unregistering): left promiscuous mode
[  989.969583][   T12] br0: port 2(c2) entered disabled state
[  990.102418][   T12] br0: port 3(c3) entered disabled state
[  990.113597][   T12] c3 (unregistering): left allmulticast mode
[  990.113867][   T12] c3 (unregistering): left promiscuous mode
[  990.114103][   T12] br0: port 3(c3) entered disabled state
[  990.262697][   T12] br0: port 4(sender) entered disabled state
[  990.273287][   T12] sender (unregistering): left allmulticast mode
[  990.273542][   T12] sender (unregistering): left promiscuous mode
[  990.273774][   T12] br0: port 4(sender) entered disabled state