[  550.245733][ T4478] br1: port 1(veth1) entered blocking state
[  550.245950][ T4478] br1: port 1(veth1) entered disabled state
[  550.246143][ T4478] veth1: entered allmulticast mode
[  550.247647][ T4478] veth1: entered promiscuous mode
[  550.348429][ T3480] br1: port 1(veth1) entered blocking state
[  550.348806][ T3480] br1: port 1(veth1) entered forwarding state
[  550.397030][ T4491] br1: port 2(veth2) entered blocking state
[  550.397236][ T4491] br1: port 2(veth2) entered disabled state
[  550.397435][ T4491] veth2: entered allmulticast mode
[  550.398922][ T4491] veth2: entered promiscuous mode
[  550.499122][ T3480] br1: port 2(veth2) entered blocking state
[  550.499495][ T3480] br1: port 2(veth2) entered forwarding state
[  568.529778][ T4889] br1: port 2(veth2) entered disabled state
[  568.563037][ T4891] veth2: left allmulticast mode
[  568.563196][ T4891] veth2: left promiscuous mode
[  568.563424][ T4891] br1: port 2(veth2) entered disabled state
[  568.592520][ T4893] br1: port 1(veth1) entered disabled state
[  568.629285][ T4895] veth1: left allmulticast mode
[  568.629456][ T4895] veth1: left promiscuous mode
[  568.629672][ T4895] br1: port 1(veth1) entered disabled state