[ 2366.807521] br0: port 1(dummy0) entered disabled state
[ 2366.923207] br0: port 1(dummy0) entered listening state
[ 2368.157479] br0: port 1(dummy0) entered learning state
[ 2368.270259] br0: port 1(dummy0) entered forwarding state
[ 2368.384201] br0: port 1(dummy0) entered forwarding state
[ 2383.696446] br0: port 1(dummy0) entered disabled state
[ 2383.736427] br0: port 1(dummy0) entered blocking state
[ 2383.736810] br0: port 1(dummy0) entered listening state
[ 2404.335769] br0: port 1(dummy0) entered learning state
[ 2424.815826] br0: port 1(dummy0) entered forwarding state
[ 2424.816210] br0: topology change detected, propagating
[ 2444.272406] br0: port 1(dummy0) entered disabled state
[ 2444.312124] device dummy0 left promiscuous mode
[ 2444.312506] br0: port 1(dummy0) entered disabled state