[ 1035.721800][T12654] netdevsim netdevsim530 eni530np1: renamed from eth1
[ 1035.725997][T12653] netdevsim netdevsim297 eni297np1: renamed from eth0
[ 1037.618083][T12646] Could not find device with ifindex 2000 in netnsfd 11
[ 1037.619071][T12646] Could not find netns with fd: 2000
[ 1037.619787][T12646] Cannot link a netdevsim to itself
[ 1037.620678][T12646] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).