[ 1179.064970][T12604] netdevsim netdevsim542 eni542np1: renamed from eth1
[ 1179.191851][T12607] netdevsim netdevsim460 eni460np1: renamed from eth0
[ 1181.724690][T12599] Could not find device with ifindex 2000 in netnsfd 11
[ 1181.726500][T12599] Could not find netns with fd: 2000
[ 1181.727790][T12599] Cannot link a netdevsim to itself
[ 1181.729518][T12599] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).