[ 1244.300417][T12952] netdevsim netdevsim329 eni329np1: renamed from eth0
[ 1244.409088][T12949] netdevsim netdevsim631 eni631np1: renamed from eth1
[ 1246.976953][T12940] Could not find device with ifindex 2000 in netnsfd 11
[ 1246.978108][T12940] Could not find netns with fd: 2000
[ 1246.978959][T12940] Cannot link a netdevsim to itself
[ 1246.980026][T12940] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).