[  747.128467][T14445] netdevsim netdevsim351 eni351np1: renamed from eth0
[  747.140462][T14447] netdevsim netdevsim587 eni587np1: renamed from eth1
[  747.706936][T14433] Could not find device with ifindex 2000 in netnsfd 11
[  747.707433][T14433] Could not find netns with fd: 2000
[  747.707808][T14433] Cannot link a netdevsim to itself
[  747.708226][T14433] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).