[  818.349362][T14767] netdevsim netdevsim345 eni345np1: renamed from eth0
[  818.354485][T14766] netdevsim netdevsim601 eni601np1: renamed from eth1
[  818.985456][T14755] Could not find device with ifindex 2000 in netnsfd 11
[  818.986302][T14755] Could not find netns with fd: 2000
[  818.986677][T14755] Cannot link a netdevsim to itself
[  818.987149][T14755] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).