[ 1224.459486][T11139] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1224.471204][T11138] netdevsim netdevsim714 eni714np1: renamed from eth1
[ 1227.707866][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1227.708526][T11131] Could not find netns with fd: 2000
[ 1227.709084][T11131] Cannot link a netdevsim to itself
[ 1227.709970][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).