[ 1312.199579][T12850] netdevsim netdevsim456 eni456np1: renamed from eth0
[ 1312.212863][T12847] netdevsim netdevsim625 eni625np1: renamed from eth1
[ 1314.964329][T12837] Could not find device with ifindex 2000 in netnsfd 11
[ 1314.967051][T12837] Could not find netns with fd: 2000
[ 1314.968065][T12837] Cannot link a netdevsim to itself
[ 1314.979301][T12837] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).