[ 5029.249103][T21445] br0: port 1(gw_l) entered blocking state
[ 5029.249538][T21445] br0: port 1(gw_l) entered disabled state
[ 5029.249892][T21445] gw_l: entered allmulticast mode
[ 5029.251945][T21445] gw_l: entered promiscuous mode
[ 5029.255610][T21445] br0: port 1(gw_l) entered blocking state
[ 5029.255974][T21445] br0: port 1(gw_l) entered forwarding state
[ 5029.782687][T21447] br0: port 2(amtg) entered blocking state
[ 5029.783264][T21447] br0: port 2(amtg) entered disabled state
[ 5029.783633][T21447] amtg: entered allmulticast mode
[ 5029.785814][T21447] amtg: entered promiscuous mode
[ 5031.744888][T21458] br0: port 2(amtg) entered blocking state
[ 5031.745400][T21458] br0: port 2(amtg) entered forwarding state
[ 5032.445284][   T12] br0: port 1(gw_l) entered disabled state
[ 5032.560106][   T12] gw_l (unregistering): left allmulticast mode
[ 5032.560614][   T12] gw_l (unregistering): left promiscuous mode
[ 5032.560939][   T12] br0: port 1(gw_l) entered disabled state
[ 5032.614208][   T12] amtg: left allmulticast mode
[ 5032.614504][   T12] amtg: left promiscuous mode
[ 5032.614930][   T12] br0: port 2(amtg) entered disabled state