[ 1220.260577][T11139] netdevsim netdevsim432 eni432np1: renamed from eth0
[ 1220.279420][T11137] netdevsim netdevsim638 eni638np1: renamed from eth1
[ 1223.447148][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1223.447818][T11131] Could not find netns with fd: 2000
[ 1223.448357][T11131] Cannot link a netdevsim to itself
[ 1223.449111][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).