[ 1237.477970][T11130] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1237.573276][T11131] netdevsim netdevsim415 eni415np1: renamed from eth0
[ 1240.822581][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.823299][T11123] Could not find netns with fd: 2000
[ 1240.823886][T11123] Cannot link a netdevsim to itself
[ 1240.824624][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).