[ 1042.630305][T12584] netdevsim netdevsim629 eni629np1: renamed from eth1
[ 1042.741381][T12586] netdevsim netdevsim278 eni278np1: renamed from eth0
[ 1044.593459][T12578] Could not find device with ifindex 2000 in netnsfd 11
[ 1044.594522][T12578] Could not find netns with fd: 2000
[ 1044.595198][T12578] Cannot link a netdevsim to itself
[ 1044.596432][T12578] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).