[ 1216.817607][T11137] netdevsim netdevsim527 eni527np1: renamed from eth1
[ 1216.831050][T11138] netdevsim netdevsim273 eni273np1: renamed from eth0
[ 1220.153355][T11130] Could not find device with ifindex 2000 in netnsfd 11
[ 1220.154040][T11130] Could not find netns with fd: 2000
[ 1220.154561][T11130] Cannot link a netdevsim to itself
[ 1220.160741][T11130] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).