[ 2024.948404][T21628] br0: port 1(dummy0) entered blocking state
[ 2024.948593][T21628] br0: port 1(dummy0) entered disabled state
[ 2024.948754][T21628] dummy0: entered allmulticast mode
[ 2024.949608][T21628] dummy0: entered promiscuous mode
[ 2024.972970][T21629] br0: port 1(dummy0) entered blocking state
[ 2024.973510][T21629] br0: port 1(dummy0) entered forwarding state
[ 2027.005664][   T12] dummy0: left allmulticast mode
[ 2027.006449][   T12] dummy0: left promiscuous mode
[ 2027.006746][   T12] br0: port 1(dummy0) entered disabled state