[ 1052.879620][T12754] netdevsim netdevsim588 eni588np1: renamed from eth1
[ 1053.012877][T12755] netdevsim netdevsim492 eni492np1: renamed from eth0
[ 1054.873781][T12747] Could not find device with ifindex 2000 in netnsfd 11
[ 1054.875333][T12747] Could not find netns with fd: 2000
[ 1054.876743][T12747] Cannot link a netdevsim to itself
[ 1054.878252][T12747] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).