[  720.578678][ T3480] br1: port 1(veth1) entered blocking state
[  720.579271][ T3480] br1: port 1(veth1) entered disabled state
[  720.580409][ T3480] veth1: entered allmulticast mode
[  720.583371][ T3480] veth1: entered promiscuous mode
[  720.629694][   T38] br1: port 1(veth1) entered blocking state
[  720.630057][   T38] br1: port 1(veth1) entered forwarding state
[  748.113527][ T3664] br1: port 1(veth1) entered disabled state
[  748.156001][ T3665] veth1: left allmulticast mode
[  748.156300][ T3665] veth1: left promiscuous mode
[  748.157401][ T3665] br1: port 1(veth1) entered disabled state