[  491.144390] netdevsim netdevsim382 eni382np1: renamed from eth0
[  491.144678] netdevsim netdevsim630 eni630np1: renamed from eth1
[  491.226594] Could not find device with ifindex 2000 in netnsfd 11
[  491.226666] Could not find netns with fd: 2000
[  491.226711] Cannot link a netdevsim to itself
[  491.226761] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).