[ 1240.784972][T11129] netdevsim netdevsim544 eni544np1: renamed from eth1
[ 1240.895168][T11131] netdevsim netdevsim374 eni374np1: renamed from eth0
[ 1244.265885][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.266990][T11123] Could not find netns with fd: 2000
[ 1244.267867][T11123] Cannot link a netdevsim to itself
[ 1244.268919][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).