[ 1010.550186][T12727] netdevsim netdevsim533 eni533np1: renamed from eth1
[ 1010.657236][T12678] netdevsim netdevsim400 eni400np1: renamed from eth0
[ 1012.374047][T12723] Could not find device with ifindex 2000 in netnsfd 11
[ 1012.375082][T12723] Could not find netns with fd: 2000
[ 1012.375786][T12723] Cannot link a netdevsim to itself
[ 1012.376693][T12723] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).