[ 1034.883716][T12682] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1034.974744][T12731] netdevsim netdevsim286 eni286np1: renamed from eth0
[ 1036.833830][T12726] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.834850][T12726] Could not find netns with fd: 2000
[ 1036.835584][T12726] Cannot link a netdevsim to itself
[ 1036.836763][T12726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).