[ 1325.459738][T12850] netdevsim netdevsim394 eni394np1: renamed from eth0
[ 1325.602773][T12847] netdevsim netdevsim755 eni755np1: renamed from eth1
[ 1328.222437][T12838] Could not find device with ifindex 2000 in netnsfd 11
[ 1328.225112][T12838] Could not find netns with fd: 2000
[ 1328.226181][T12838] Cannot link a netdevsim to itself
[ 1328.227281][T12838] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).