[ 1247.316184][T12787] netdevsim netdevsim654 eni654np1: renamed from eth1
[ 1247.331054][T12784] netdevsim netdevsim422 eni422np1: renamed from eth0
[ 1249.990348][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.991540][T12775] Could not find netns with fd: 2000
[ 1249.992554][T12775] Cannot link a netdevsim to itself
[ 1249.993650][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).