[  973.467664][T30762] br0: port 1(c1) entered blocking state
[  973.467898][T30762] br0: port 1(c1) entered disabled state
[  973.468137][T30762] c1: entered allmulticast mode
[  973.469683][T30762] c1: entered promiscuous mode
[  973.596727][T30767] br0: port 2(c2) entered blocking state
[  973.596896][T30767] br0: port 2(c2) entered disabled state
[  973.597067][T30767] c2: entered allmulticast mode
[  973.598497][T30767] c2: entered promiscuous mode
[  973.737782][T30772] br0: port 3(c3) entered blocking state
[  973.737954][T30772] br0: port 3(c3) entered disabled state
[  973.738124][T30772] c3: entered allmulticast mode
[  973.739546][T30772] c3: entered promiscuous mode
[  973.886331][T30777] br0: port 4(sender) entered blocking state
[  973.886592][T30777] br0: port 4(sender) entered disabled state
[  973.886840][T30777] sender: entered allmulticast mode
[  973.888369][T30777] sender: entered promiscuous mode
[  973.934429][T30779] br0: port 4(sender) entered blocking state
[  973.934646][T30779] br0: port 4(sender) entered forwarding state
[  973.934975][T30779] br0: port 3(c3) entered blocking state
[  973.935147][T30779] br0: port 3(c3) entered forwarding state
[  973.935446][T30779] br0: port 2(c2) entered blocking state
[  973.935603][T30779] br0: port 2(c2) entered forwarding state
[  973.935901][T30779] br0: port 1(c1) entered blocking state
[  973.936064][T30779] br0: port 1(c1) entered forwarding state
[  984.953516][   T12] br0: port 1(c1) entered disabled state
[  984.965318][   T12] c1 (unregistering): left allmulticast mode
[  984.965576][   T12] c1 (unregistering): left promiscuous mode
[  984.965816][   T12] br0: port 1(c1) entered disabled state
[  985.079220][   T12] br0: port 2(c2) entered disabled state
[  985.090832][   T12] c2 (unregistering): left allmulticast mode
[  985.092117][   T12] c2 (unregistering): left promiscuous mode
[  985.092358][   T12] br0: port 2(c2) entered disabled state
[  985.211281][   T12] br0: port 3(c3) entered disabled state
[  985.222185][   T12] c3 (unregistering): left allmulticast mode
[  985.222435][   T12] c3 (unregistering): left promiscuous mode
[  985.222671][   T12] br0: port 3(c3) entered disabled state
[  985.355429][   T12] br0: port 4(sender) entered disabled state
[  985.366391][   T12] sender (unregistering): left allmulticast mode
[  985.366590][   T12] sender (unregistering): left promiscuous mode
[  985.366773][   T12] br0: port 4(sender) entered disabled state