[  761.431182][T14587] netdevsim netdevsim310 eni310np1: renamed from eth0
[  761.436432][T14589] netdevsim netdevsim702 eni702np1: renamed from eth1
[  762.026057][T14575] Could not find device with ifindex 2000 in netnsfd 11
[  762.026598][T14575] Could not find netns with fd: 2000
[  762.026974][T14575] Cannot link a netdevsim to itself
[  762.027420][T14575] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).