[ 1052.749735][T12637] netdevsim netdevsim340 eni340np1: renamed from eth0
[ 1052.852931][T12654] netdevsim netdevsim762 eni762np1: renamed from eth1
[ 1054.746982][T12731] Could not find device with ifindex 2000 in netnsfd 11
[ 1054.747948][T12731] Could not find netns with fd: 2000
[ 1054.748646][T12731] Cannot link a netdevsim to itself
[ 1054.749461][T12731] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).