[  746.096808][T14645] netdevsim netdevsim310 eni310np1: renamed from eth0
[  746.120719][T14647] netdevsim netdevsim529 eni529np1: renamed from eth1
[  746.652971][T14633] Could not find device with ifindex 2000 in netnsfd 11
[  746.653796][T14633] Could not find netns with fd: 2000
[  746.654463][T14633] Cannot link a netdevsim to itself
[  746.654980][T14633] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).