[  756.770667][ T8700] br1: port 1(veth1) entered blocking state
[  756.770901][ T8700] br1: port 1(veth1) entered disabled state
[  756.771102][ T8700] veth1: entered allmulticast mode
[  756.773442][ T8700] veth1: entered promiscuous mode
[  756.803047][ T4561] br1: port 1(veth1) entered blocking state
[  756.803266][ T4561] br1: port 1(veth1) entered forwarding state
[  756.825105][ T8703] br1: port 2(veth2) entered blocking state
[  756.825309][ T8703] br1: port 2(veth2) entered disabled state
[  756.825508][ T8703] veth2: entered allmulticast mode
[  756.828346][ T8703] veth2: entered promiscuous mode
[  756.862293][  T217] br1: port 2(veth2) entered blocking state
[  756.862539][  T217] br1: port 2(veth2) entered forwarding state
[  768.285551][ T8902] br1: port 2(veth2) entered disabled state
[  768.312433][ T8903] veth2: left allmulticast mode
[  768.312658][ T8903] veth2: left promiscuous mode
[  768.312957][ T8903] br1: port 2(veth2) entered disabled state
[  768.342045][ T8904] br1: port 1(veth1) entered disabled state
[  768.361070][ T8905] veth1: left allmulticast mode
[  768.361233][ T8905] veth1: left promiscuous mode
[  768.361465][ T8905] br1: port 1(veth1) entered disabled state