[ 1220.649410][T12772] netdevsim netdevsim626 eni626np1: renamed from eth1
[ 1220.660325][T12774] netdevsim netdevsim424 eni424np1: renamed from eth0
[ 1223.073916][T12766] Could not find device with ifindex 2000 in netnsfd 11
[ 1223.075081][T12766] Could not find netns with fd: 2000
[ 1223.079238][T12766] Cannot link a netdevsim to itself
[ 1223.080345][T12766] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).