[ 1310.520819][T13054] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1310.608833][T13052] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1313.314789][T13041] Could not find device with ifindex 2000 in netnsfd 11
[ 1313.324420][T13041] Could not find netns with fd: 2000
[ 1313.325578][T13041] Cannot link a netdevsim to itself
[ 1313.326746][T13041] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).