[ 1252.932469][T12783] netdevsim netdevsim544 eni544np1: renamed from eth1
[ 1253.035279][T12784] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1255.562805][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1255.564042][T12776] Could not find netns with fd: 2000
[ 1255.565003][T12776] Cannot link a netdevsim to itself
[ 1255.566121][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).