[ 1362.514156][T12617] netdevsim netdevsim581 eni581np1: renamed from eth1
[ 1362.573940][T12619] netdevsim netdevsim502 eni502np1: renamed from eth0
[ 1365.276838][T12607] Could not find device with ifindex 2000 in netnsfd 11
[ 1365.278012][T12607] Could not find netns with fd: 2000
[ 1365.279307][T12607] Cannot link a netdevsim to itself
[ 1365.281119][T12607] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).