[  455.397135] netdevsim netdevsim744 eni744np1: renamed from eth1
[  455.397862] netdevsim netdevsim385 eni385np1: renamed from eth0
[  455.485082] Could not find device with ifindex 2000 in netnsfd 11
[  455.485230] Could not find netns with fd: 2000
[  455.485331] Cannot link a netdevsim to itself
[  455.485458] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).