[ 1243.344969][T11132] netdevsim netdevsim426 eni426np1: renamed from eth0
[ 1243.440842][T11131] netdevsim netdevsim632 eni632np1: renamed from eth1
[ 1246.605669][T11124] Could not find device with ifindex 2000 in netnsfd 11
[ 1246.606780][T11124] Could not find netns with fd: 2000
[ 1246.607725][T11124] Cannot link a netdevsim to itself
[ 1246.608773][T11124] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).