[  759.355569][T14596] netdevsim netdevsim481 eni481np1: renamed from eth0
[  759.373353][T14598] netdevsim netdevsim555 eni555np1: renamed from eth1
[  760.056581][T14584] Could not find device with ifindex 2000 in netnsfd 11
[  760.057361][T14584] Could not find netns with fd: 2000
[  760.058129][T14584] Cannot link a netdevsim to itself
[  760.058690][T14584] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).