[  479.305373] netdevsim netdevsim296 eni296np1: renamed from eth0
[  479.307293] netdevsim netdevsim679 eni679np1: renamed from eth0
[  479.432638] Could not find device with ifindex 2000 in netnsfd 11
[  479.432765] Could not find netns with fd: 2000
[  479.432839] Cannot link a netdevsim to itself
[  479.432904] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).