[ 1247.668016][T12790] netdevsim netdevsim525 eni525np1: renamed from eth1
[ 1247.803344][T12789] netdevsim netdevsim357 eni357np1: renamed from eth0
[ 1250.595190][T12777] Could not find device with ifindex 2000 in netnsfd 11
[ 1250.597164][T12777] Could not find netns with fd: 2000
[ 1250.598622][T12777] Cannot link a netdevsim to itself
[ 1250.600520][T12777] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).