[ 2024.862349][ T7615] br0: port 1(dummy0) entered blocking state
[ 2024.862555][ T7615] br0: port 1(dummy0) entered disabled state
[ 2024.862727][ T7615] dummy0: entered allmulticast mode
[ 2024.864338][ T7615] dummy0: entered promiscuous mode
[ 2024.887382][ T7616] br0: port 1(dummy0) entered blocking state
[ 2024.887656][ T7616] br0: port 1(dummy0) entered forwarding state
[ 2026.644594][   T12] dummy0: left allmulticast mode
[ 2026.644891][   T12] dummy0: left promiscuous mode
[ 2026.645550][   T12] br0: port 1(dummy0) entered disabled state