[  764.056135][T14721] netdevsim netdevsim458 eni458np1: renamed from eth0
[  764.077758][T14723] netdevsim netdevsim763 eni763np1: renamed from eth1
[  764.681879][T14709] Could not find device with ifindex 2000 in netnsfd 11
[  764.682465][T14709] Could not find netns with fd: 2000
[  764.682927][T14709] Cannot link a netdevsim to itself
[  764.683453][T14709] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).