[ 1249.945706][T12761] netdevsim netdevsim323 eni323np1: renamed from eth0
[ 1250.089160][T12760] netdevsim netdevsim701 eni701np1: renamed from eth1
[ 1252.680087][T12748] Could not find device with ifindex 2000 in netnsfd 11
[ 1252.681883][T12748] Could not find netns with fd: 2000
[ 1252.682807][T12748] Cannot link a netdevsim to itself
[ 1252.683874][T12748] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).