[ 1041.333320][T12761] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1041.435036][T12760] netdevsim netdevsim724 eni724np1: renamed from eth1
[ 1043.289583][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1043.290619][T12753] Could not find netns with fd: 2000
[ 1043.291272][T12753] Cannot link a netdevsim to itself
[ 1043.292022][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).