[ 1304.074164][T13049] netdevsim netdevsim499 eni499np1: renamed from eth0
[ 1304.184836][T13046] netdevsim netdevsim711 eni711np1: renamed from eth1
[ 1306.812021][T13037] Could not find device with ifindex 2000 in netnsfd 11
[ 1306.814262][T13037] Could not find netns with fd: 2000
[ 1306.815250][T13037] Cannot link a netdevsim to itself
[ 1306.816626][T13037] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).