[   38.638236][  T751] br0: port 1(c1) entered blocking state
[   38.638418][  T751] br0: port 1(c1) entered disabled state
[   38.638572][  T751] c1: entered allmulticast mode
[   38.639988][  T751] c1: entered promiscuous mode
[   38.775858][  T756] br0: port 2(c2) entered blocking state
[   38.776028][  T756] br0: port 2(c2) entered disabled state
[   38.776196][  T756] c2: entered allmulticast mode
[   38.777631][  T756] c2: entered promiscuous mode
[   38.916060][  T761] br0: port 3(c3) entered blocking state
[   38.916227][  T761] br0: port 3(c3) entered disabled state
[   38.916381][  T761] c3: entered allmulticast mode
[   38.917799][  T761] c3: entered promiscuous mode
[   39.054663][  T766] br0: port 4(sender) entered blocking state
[   39.054856][  T766] br0: port 4(sender) entered disabled state
[   39.055038][  T766] sender: entered allmulticast mode
[   39.056458][  T766] sender: entered promiscuous mode
[   39.105981][  T768] br0: port 4(sender) entered blocking state
[   39.106296][  T768] br0: port 4(sender) entered forwarding state
[   39.106953][  T768] br0: port 3(c3) entered blocking state
[   39.107098][  T768] br0: port 3(c3) entered forwarding state
[   39.107418][  T768] br0: port 2(c2) entered blocking state
[   39.107561][  T768] br0: port 2(c2) entered forwarding state
[   39.107840][  T768] br0: port 1(c1) entered blocking state
[   39.107988][  T768] br0: port 1(c1) entered forwarding state
[   50.322922][   T12] br0: port 1(c1) entered disabled state
[   50.331283][   T12] c1 (unregistering): left allmulticast mode
[   50.331521][   T12] c1 (unregistering): left promiscuous mode
[   50.331741][   T12] br0: port 1(c1) entered disabled state
[   50.452878][   T12] br0: port 2(c2) entered disabled state
[   50.460858][   T12] c2 (unregistering): left allmulticast mode
[   50.461040][   T12] c2 (unregistering): left promiscuous mode
[   50.461215][   T12] br0: port 2(c2) entered disabled state
[   50.576586][   T12] br0: port 3(c3) entered disabled state
[   50.583901][   T12] c3 (unregistering): left allmulticast mode
[   50.584089][   T12] c3 (unregistering): left promiscuous mode
[   50.584268][   T12] br0: port 3(c3) entered disabled state
[   50.708656][   T12] br0: port 4(sender) entered disabled state
[   50.716947][   T12] sender (unregistering): left allmulticast mode
[   50.717132][   T12] sender (unregistering): left promiscuous mode
[   50.717313][   T12] br0: port 4(sender) entered disabled state