[  473.427892] netdevsim netdevsim325 eni325np1: renamed from eth0
[  473.428750] netdevsim netdevsim696 eni696np1: renamed from eth0
[  473.506734] Could not find device with ifindex 2000 in netnsfd 11
[  473.506829] Could not find netns with fd: 2000
[  473.506872] Cannot link a netdevsim to itself
[  473.506925] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).