[  748.632893] ip6_gre: GRE over IPv6 tunneling driver
[  748.655048] br1: port 1(veth1) entered blocking state
[  748.655091] br1: port 1(veth1) entered disabled state
[  748.655139] veth1: entered allmulticast mode
[  748.655188] veth1: entered promiscuous mode
[  748.657539] br1: port 1(veth1) entered blocking state
[  748.657574] br1: port 1(veth1) entered forwarding state
[  748.659864] br1: port 2(veth2) entered blocking state
[  748.659903] br1: port 2(veth2) entered disabled state
[  748.659937] veth2: entered allmulticast mode
[  748.659985] veth2: entered promiscuous mode
[  748.662289] br1: port 2(veth2) entered blocking state
[  748.662319] br1: port 2(veth2) entered forwarding state
[  748.677778] br1: port 2(veth2) entered disabled state
[  748.677851] br1: port 1(veth1) entered disabled state
[  748.680139] br1: port 3(veth4) entered blocking state
[  748.680195] br1: port 3(veth4) entered disabled state
[  748.680259] veth4: entered allmulticast mode
[  748.680368] veth4: entered promiscuous mode
[  748.685040] br1: port 3(veth4) entered blocking state
[  748.685078] br1: port 3(veth4) entered forwarding state
[  748.685116] br1: port 2(veth2) entered blocking state
[  748.685149] br1: port 2(veth2) entered forwarding state
[  748.685177] br1: port 1(veth1) entered blocking state
[  748.685209] br1: port 1(veth1) entered forwarding state
[  778.327264] veth4: left allmulticast mode
[  778.327340] veth4: left promiscuous mode
[  778.327397] br1: port 3(veth4) entered disabled state
[  778.371145] br1: port 1(veth1) entered disabled state
[  778.373404] br1: port 2(veth2) entered disabled state
[  778.375666] veth2: left allmulticast mode
[  778.375687] veth2: left promiscuous mode
[  778.375707] br1: port 2(veth2) entered disabled state
[  778.375779] veth1: left allmulticast mode
[  778.375797] veth1: left promiscuous mode
[  778.375813] br1: port 1(veth1) entered disabled state