[ 1520.012950][ T4507] br1: port 1(veth1) entered blocking state
[ 1520.013257][ T4507] br1: port 1(veth1) entered disabled state
[ 1520.013513][ T4507] veth1: entered allmulticast mode
[ 1520.015506][ T4507] veth1: entered promiscuous mode
[ 1520.172223][   T51] br1: port 1(veth1) entered blocking state
[ 1520.172516][   T51] br1: port 1(veth1) entered forwarding state
[ 1536.025533][ T4566] br1: port 1(veth1) entered disabled state
[ 1536.176201][ T4567] veth1: left allmulticast mode
[ 1536.176513][ T4567] veth1: left promiscuous mode
[ 1536.177017][ T4567] br1: port 1(veth1) entered disabled state