[   41.822897][  T751] br0: port 1(c1) entered blocking state
[   41.823099][  T751] br0: port 1(c1) entered disabled state
[   41.823277][  T751] c1: entered allmulticast mode
[   41.824672][  T751] c1: entered promiscuous mode
[   41.972019][  T756] br0: port 2(c2) entered blocking state
[   41.972854][  T756] br0: port 2(c2) entered disabled state
[   41.973035][  T756] c2: entered allmulticast mode
[   41.974510][  T756] c2: entered promiscuous mode
[   42.112869][  T761] br0: port 3(c3) entered blocking state
[   42.113094][  T761] br0: port 3(c3) entered disabled state
[   42.113308][  T761] c3: entered allmulticast mode
[   42.114780][  T761] c3: entered promiscuous mode
[   42.264639][  T766] br0: port 4(sender) entered blocking state
[   42.264908][  T766] br0: port 4(sender) entered disabled state
[   42.265158][  T766] sender: entered allmulticast mode
[   42.266657][  T766] sender: entered promiscuous mode
[   42.317958][  T768] br0: port 4(sender) entered blocking state
[   42.318392][  T768] br0: port 4(sender) entered forwarding state
[   42.319126][  T768] br0: port 3(c3) entered blocking state
[   42.319338][  T768] br0: port 3(c3) entered forwarding state
[   42.319716][  T768] br0: port 2(c2) entered blocking state
[   42.319953][  T768] br0: port 2(c2) entered forwarding state
[   42.320334][  T768] br0: port 1(c1) entered blocking state
[   42.320532][  T768] br0: port 1(c1) entered forwarding state
[   53.582748][   T12] br0: port 1(c1) entered disabled state
[   53.597657][   T12] c1 (unregistering): left allmulticast mode
[   53.597919][   T12] c1 (unregistering): left promiscuous mode
[   53.598166][   T12] br0: port 1(c1) entered disabled state
[   53.739554][   T12] br0: port 2(c2) entered disabled state
[   53.747720][   T12] c2 (unregistering): left allmulticast mode
[   53.747967][   T12] c2 (unregistering): left promiscuous mode
[   53.748213][   T12] br0: port 2(c2) entered disabled state
[   53.902241][   T12] br0: port 3(c3) entered disabled state
[   53.910599][   T12] c3 (unregistering): left allmulticast mode
[   53.910872][   T12] c3 (unregistering): left promiscuous mode
[   53.911085][   T12] br0: port 3(c3) entered disabled state
[   54.047950][   T12] br0: port 4(sender) entered disabled state
[   54.056659][   T12] sender (unregistering): left allmulticast mode
[   54.056910][   T12] sender (unregistering): left promiscuous mode
[   54.057098][   T12] br0: port 4(sender) entered disabled state