[  779.236470][T14756] netdevsim netdevsim343 eni343np1: renamed from eth0
[  779.256569][T14758] netdevsim netdevsim713 eni713np1: renamed from eth1
[  779.918280][T14744] Could not find device with ifindex 2000 in netnsfd 11
[  779.918846][T14744] Could not find netns with fd: 2000
[  779.919258][T14744] Cannot link a netdevsim to itself
[  779.919702][T14744] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).