[  775.641688][T14775] netdevsim netdevsim334 eni334np1: renamed from eth0
[  775.672723][T14778] netdevsim netdevsim634 eni634np1: renamed from eth1
[  776.438003][T14763] Could not find device with ifindex 2000 in netnsfd 11
[  776.438845][T14763] Could not find netns with fd: 2000
[  776.439928][T14763] Cannot link a netdevsim to itself
[  776.440779][T14763] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).