[   37.097164][  T742] ip (742) used greatest stack depth: 24080 bytes left
[   37.172079][  T745] br0: port 1(c1) entered blocking state
[   37.172292][  T745] br0: port 1(c1) entered disabled state
[   37.172510][  T745] c1: entered allmulticast mode
[   37.174037][  T745] c1: entered promiscuous mode
[   37.316710][  T750] br0: port 2(c2) entered blocking state
[   37.317255][  T750] br0: port 2(c2) entered disabled state
[   37.317464][  T750] c2: entered allmulticast mode
[   37.318983][  T750] c2: entered promiscuous mode
[   37.454860][  T755] br0: port 3(c3) entered blocking state
[   37.455040][  T755] br0: port 3(c3) entered disabled state
[   37.455201][  T755] c3: entered allmulticast mode
[   37.456622][  T755] c3: entered promiscuous mode
[   37.593481][  T760] br0: port 4(sender) entered blocking state
[   37.593756][  T760] br0: port 4(sender) entered disabled state
[   37.594003][  T760] sender: entered allmulticast mode
[   37.595497][  T760] sender: entered promiscuous mode
[   37.644638][  T762] br0: port 4(sender) entered blocking state
[   37.644960][  T762] br0: port 4(sender) entered forwarding state
[   37.645487][  T762] br0: port 3(c3) entered blocking state
[   37.645637][  T762] br0: port 3(c3) entered forwarding state
[   37.645933][  T762] br0: port 2(c2) entered blocking state
[   37.646078][  T762] br0: port 2(c2) entered forwarding state
[   37.646360][  T762] br0: port 1(c1) entered blocking state
[   37.646507][  T762] br0: port 1(c1) entered forwarding state
[   48.812471][   T12] br0: port 1(c1) entered disabled state
[   48.824646][   T12] c1 (unregistering): left allmulticast mode
[   48.824863][   T12] c1 (unregistering): left promiscuous mode
[   48.825034][   T12] br0: port 1(c1) entered disabled state
[   48.949344][   T12] br0: port 2(c2) entered disabled state
[   48.957493][   T12] c2 (unregistering): left allmulticast mode
[   48.957742][   T12] c2 (unregistering): left promiscuous mode
[   48.957966][   T12] br0: port 2(c2) entered disabled state
[   49.068558][   T12] br0: port 3(c3) entered disabled state
[   49.077688][   T12] c3 (unregistering): left allmulticast mode
[   49.077940][   T12] c3 (unregistering): left promiscuous mode
[   49.078167][   T12] br0: port 3(c3) entered disabled state
[   49.201430][   T12] br0: port 4(sender) entered disabled state
[   49.210137][   T12] sender (unregistering): left allmulticast mode
[   49.210402][   T12] sender (unregistering): left promiscuous mode
[   49.210662][   T12] br0: port 4(sender) entered disabled state