[ 2022.938907][T10276] br0: port 1(dummy0) entered blocking state
[ 2022.939103][T10276] br0: port 1(dummy0) entered disabled state
[ 2022.939266][T10276] dummy0: entered allmulticast mode
[ 2022.940131][T10276] dummy0: entered promiscuous mode
[ 2022.968668][T10277] br0: port 1(dummy0) entered blocking state
[ 2022.968879][T10277] br0: port 1(dummy0) entered forwarding state
[ 2025.100350][   T68] dummy0: left allmulticast mode
[ 2025.100518][   T68] dummy0: left promiscuous mode
[ 2025.100719][   T68] br0: port 1(dummy0) entered disabled state