[ 1023.830858][T12728] netdevsim netdevsim417 eni417np1: renamed from eth0
[ 1023.932437][T12678] netdevsim netdevsim594 eni594np1: renamed from eth1
[ 1025.765479][T12723] Could not find device with ifindex 2000 in netnsfd 11
[ 1025.766429][T12723] Could not find netns with fd: 2000
[ 1025.767074][T12723] Cannot link a netdevsim to itself
[ 1025.767856][T12723] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).