[  553.815449][ T3120] br1: port 1(veth1) entered blocking state
[  553.815730][ T3120] br1: port 1(veth1) entered disabled state
[  553.815997][ T3120] veth1: entered allmulticast mode
[  553.817562][ T3120] veth1: entered promiscuous mode
[  553.846549][ T2478] br1: port 1(veth1) entered blocking state
[  553.846789][ T2478] br1: port 1(veth1) entered forwarding state
[  580.797748][ T3299] br1: port 1(veth1) entered disabled state
[  580.818554][ T3300] veth1: left allmulticast mode
[  580.818765][ T3300] veth1: left promiscuous mode
[  580.819076][ T3300] br1: port 1(veth1) entered disabled state