[  915.126481][ T4515] br1: port 1(veth1) entered blocking state
[  915.127320][ T4515] br1: port 1(veth1) entered disabled state
[  915.127736][ T4515] veth1: entered allmulticast mode
[  915.129579][ T4515] veth1: entered promiscuous mode
[  915.205582][ T4518] br1: port 2(veth2) entered blocking state
[  915.205975][ T4518] br1: port 2(veth2) entered disabled state
[  915.206367][ T4518] veth2: entered allmulticast mode
[  915.208504][ T4518] veth2: entered promiscuous mode
[  915.268611][ T4520] br1: port 2(veth2) entered blocking state
[  915.269033][ T4520] br1: port 2(veth2) entered forwarding state
[  915.269537][ T4520] br1: port 1(veth1) entered blocking state
[  915.269884][ T4520] br1: port 1(veth1) entered forwarding state
[  925.555049][ T4880] br1: port 2(veth2) entered disabled state
[  925.555718][ T4880] br1: port 1(veth1) entered disabled state
[  925.615295][ T4882] veth2: left allmulticast mode
[  925.615624][ T4882] veth2: left promiscuous mode
[  925.616522][ T4882] br1: port 2(veth2) entered disabled state
[  925.668198][ T4884] veth1: left allmulticast mode
[  925.668471][ T4884] veth1: left promiscuous mode
[  925.668813][ T4884] br1: port 1(veth1) entered disabled state