[ 1028.907579][T12760] netdevsim netdevsim436 eni436np1: renamed from eth0
[ 1028.912113][T12758] netdevsim netdevsim692 eni692np1: renamed from eth1
[ 1030.720713][T12752] Could not find device with ifindex 2000 in netnsfd 11
[ 1030.721738][T12752] Could not find netns with fd: 2000
[ 1030.722474][T12752] Cannot link a netdevsim to itself
[ 1030.723255][T12752] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).