[  792.952060][T14653] netdevsim netdevsim293 eni293np1: renamed from eth0
[  792.974705][T14654] netdevsim netdevsim690 eni690np1: renamed from eth1
[  793.589493][T14641] Could not find device with ifindex 2000 in netnsfd 11
[  793.590555][T14641] Could not find netns with fd: 2000
[  793.591071][T14641] Cannot link a netdevsim to itself
[  793.591502][T14641] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).