[ 3874.112281][ T3438] br0: port 1(gw_l) entered blocking state
[ 3874.112543][ T3438] br0: port 1(gw_l) entered disabled state
[ 3874.112806][ T3438] gw_l: entered allmulticast mode
[ 3874.113967][ T3438] gw_l: entered promiscuous mode
[ 3874.115079][ T3438] br0: port 1(gw_l) entered blocking state
[ 3874.115310][ T3438] br0: port 1(gw_l) entered forwarding state
[ 3874.696009][ T3440] br0: port 2(amtg) entered blocking state
[ 3874.696222][ T3440] br0: port 2(amtg) entered disabled state
[ 3874.696431][ T3440] amtg: entered allmulticast mode
[ 3874.697629][ T3440] amtg: entered promiscuous mode
[ 3876.958498][ T3452] br0: port 2(amtg) entered blocking state
[ 3876.958759][ T3452] br0: port 2(amtg) entered forwarding state
[ 3877.951665][ T3458] amtr: entered allmulticast mode
[ 3877.952089][ T3458] relay_gw: entered allmulticast mode
[ 3877.952344][ T3458] relay_src: entered allmulticast mode
[ 3878.295550][   T72] br0: port 1(gw_l) entered disabled state
[ 3878.299023][   T72] gw_l (unregistering): left allmulticast mode
[ 3878.299223][   T72] gw_l (unregistering): left promiscuous mode
[ 3878.299403][   T72] br0: port 1(gw_l) entered disabled state
[ 3878.361301][   T72] amtg: left allmulticast mode
[ 3878.361503][   T72] amtg: left promiscuous mode
[ 3878.361780][   T72] br0: port 2(amtg) entered disabled state
[ 3878.425683][   T72] relay_gw (unregistering): left allmulticast mode
[ 3878.453223][   T72] amtr (unregistering): left allmulticast mode
[ 3878.656444][   T72] relay_src (unregistering): left allmulticast mode