[ 1012.753403][T12079] netdevsim netdevsim315 eni315np1: renamed from eth0
[ 1012.849577][T12144] netdevsim netdevsim758 eni758np1: renamed from eth1
[ 1014.589887][T12565] Could not find device with ifindex 2000 in netnsfd 11
[ 1014.590877][T12565] Could not find netns with fd: 2000
[ 1014.591672][T12565] Cannot link a netdevsim to itself
[ 1014.592487][T12565] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).