[ 1301.773984][T11138] netdevsim netdevsim571 eni571np1: renamed from eth1
[ 1301.787489][T11139] netdevsim netdevsim441 eni441np1: renamed from eth0
[ 1305.469452][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1305.470221][T11131] Could not find netns with fd: 2000
[ 1305.470808][T11131] Cannot link a netdevsim to itself
[ 1305.471531][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).