[ 1515.639320][ T4440] br1: port 1(veth1) entered blocking state
[ 1515.639708][ T4440] br1: port 1(veth1) entered disabled state
[ 1515.639961][ T4440] veth1: entered allmulticast mode
[ 1515.643177][ T4440] veth1: entered promiscuous mode
[ 1515.804221][   T37] br1: port 1(veth1) entered blocking state
[ 1515.804508][   T37] br1: port 1(veth1) entered forwarding state
[ 1550.126020][ T4532] br1: port 1(veth1) entered disabled state
[ 1550.264202][ T4533] veth1: left allmulticast mode
[ 1550.264422][ T4533] veth1: left promiscuous mode
[ 1550.264734][ T4533] br1: port 1(veth1) entered disabled state