[ 1029.472511][T12649] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1029.578825][T12583] netdevsim netdevsim617 eni617np1: renamed from eth1
[ 1031.354734][T12728] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.355731][T12728] Could not find netns with fd: 2000
[ 1031.356793][T12728] Cannot link a netdevsim to itself
[ 1031.357607][T12728] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).