[  978.243973][T30912] br0: port 1(c1) entered blocking state
[  978.244266][T30912] br0: port 1(c1) entered disabled state
[  978.244547][T30912] c1: entered allmulticast mode
[  978.246206][T30912] c1: entered promiscuous mode
[  978.408387][T30917] br0: port 2(c2) entered blocking state
[  978.408629][T30917] br0: port 2(c2) entered disabled state
[  978.408876][T30917] c2: entered allmulticast mode
[  978.410457][T30917] c2: entered promiscuous mode
[  978.577273][T30922] br0: port 3(c3) entered blocking state
[  978.577552][T30922] br0: port 3(c3) entered disabled state
[  978.577837][T30922] c3: entered allmulticast mode
[  978.579504][T30922] c3: entered promiscuous mode
[  978.728003][T30927] br0: port 4(sender) entered blocking state
[  978.728334][T30927] br0: port 4(sender) entered disabled state
[  978.728659][T30927] sender: entered allmulticast mode
[  978.730878][T30927] sender: entered promiscuous mode
[  978.782459][T30929] br0: port 4(sender) entered blocking state
[  978.782802][T30929] br0: port 4(sender) entered forwarding state
[  978.783279][T30929] br0: port 3(c3) entered blocking state
[  978.783528][T30929] br0: port 3(c3) entered forwarding state
[  978.783981][T30929] br0: port 2(c2) entered blocking state
[  978.784229][T30929] br0: port 2(c2) entered forwarding state
[  978.784647][T30929] br0: port 1(c1) entered blocking state
[  978.784916][T30929] br0: port 1(c1) entered forwarding state
[  989.890552][   T12] br0: port 1(c1) entered disabled state
[  989.902694][   T12] c1 (unregistering): left allmulticast mode
[  989.903112][   T12] c1 (unregistering): left promiscuous mode
[  989.903384][   T12] br0: port 1(c1) entered disabled state
[  990.046396][   T12] br0: port 2(c2) entered disabled state
[  990.058242][   T12] c2 (unregistering): left allmulticast mode
[  990.058555][   T12] c2 (unregistering): left promiscuous mode
[  990.059153][   T12] br0: port 2(c2) entered disabled state
[  990.187222][   T12] br0: port 3(c3) entered disabled state
[  990.198925][   T12] c3 (unregistering): left allmulticast mode
[  990.199255][   T12] c3 (unregistering): left promiscuous mode
[  990.199547][   T12] br0: port 3(c3) entered disabled state
[  990.326367][   T12] br0: port 4(sender) entered disabled state
[  990.337652][   T12] sender (unregistering): left allmulticast mode
[  990.338926][   T12] sender (unregistering): left promiscuous mode
[  990.339180][   T12] br0: port 4(sender) entered disabled state