[ 1004.789878][T12130] netdevsim netdevsim719 eni719np1: renamed from eth1
[ 1004.899379][T12065] netdevsim netdevsim439 eni439np1: renamed from eth0
[ 1006.769940][T12548] Could not find device with ifindex 2000 in netnsfd 11
[ 1006.771014][T12548] Could not find netns with fd: 2000
[ 1006.771712][T12548] Cannot link a netdevsim to itself
[ 1006.772541][T12548] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).