[ 1261.261762][T12780] netdevsim netdevsim387 eni387np1: renamed from eth0
[ 1261.272361][T12778] netdevsim netdevsim733 eni733np1: renamed from eth1
[ 1264.170763][T12768] Could not find device with ifindex 2000 in netnsfd 11
[ 1264.172658][T12768] Could not find netns with fd: 2000
[ 1264.174229][T12768] Cannot link a netdevsim to itself
[ 1264.176228][T12768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).