[  787.538648][T14469] netdevsim netdevsim474 eni474np1: renamed from eth0
[  787.548601][T14471] netdevsim netdevsim651 eni651np1: renamed from eth1
[  788.256043][T14457] Could not find device with ifindex 2000 in netnsfd 11
[  788.256565][T14457] Could not find netns with fd: 2000
[  788.256963][T14457] Cannot link a netdevsim to itself
[  788.257376][T14457] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).