[  831.505762][T15794] netdevsim netdevsim356 eni356np1: renamed from eth0
[  831.518632][T15796] netdevsim netdevsim634 eni634np1: renamed from eth1
[  832.113237][T15782] Could not find device with ifindex 2000 in netnsfd 11
[  832.114046][T15782] Could not find netns with fd: 2000
[  832.114411][T15782] Cannot link a netdevsim to itself
[  832.114838][T15782] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).