[  765.845815][T14573] netdevsim netdevsim357 eni357np1: renamed from eth0
[  765.851450][T14575] netdevsim netdevsim613 eni613np1: renamed from eth1
[  766.496772][T14561] Could not find device with ifindex 2000 in netnsfd 11
[  766.497355][T14561] Could not find netns with fd: 2000
[  766.498306][T14561] Cannot link a netdevsim to itself
[  766.498887][T14561] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).