[  792.349157][T15639] netdevsim netdevsim426 eni426np1: renamed from eth0
[  792.383238][T15640] netdevsim netdevsim559 eni559np1: renamed from eth1
[  793.011106][T15626] Could not find device with ifindex 2000 in netnsfd 11
[  793.017388][T15626] Could not find netns with fd: 2000
[  793.018017][T15626] Cannot link a netdevsim to itself
[  793.018672][T15626] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).