[ 1309.688856][T12061] netdevsim netdevsim740 eni740np1: renamed from eth1
[ 1309.704414][T12062] netdevsim netdevsim459 eni459np1: renamed from eth0
[ 1313.314821][T12054] Could not find device with ifindex 2000 in netnsfd 11
[ 1313.315607][T12054] Could not find netns with fd: 2000
[ 1313.316200][T12054] Cannot link a netdevsim to itself
[ 1313.316968][T12054] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).