[ 1252.236023][T12787] netdevsim netdevsim553 eni553np1: renamed from eth1
[ 1252.356138][T12789] netdevsim netdevsim268 eni268np1: renamed from eth0
[ 1255.476368][T12778] Could not find device with ifindex 2000 in netnsfd 11
[ 1255.477706][T12778] Could not find netns with fd: 2000
[ 1255.479015][T12778] Cannot link a netdevsim to itself
[ 1255.480435][T12778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).