[  835.586096][T15634] netdevsim netdevsim265 eni265np1: renamed from eth0
[  835.605788][T15633] netdevsim netdevsim692 eni692np1: renamed from eth1
[  836.304452][T15621] Could not find device with ifindex 2000 in netnsfd 11
[  836.305299][T15621] Could not find netns with fd: 2000
[  836.305680][T15621] Cannot link a netdevsim to itself
[  836.306088][T15621] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).