[  765.526486][T14627] netdevsim netdevsim304 eni304np1: renamed from eth0
[  765.543298][T14629] netdevsim netdevsim752 eni752np1: renamed from eth1
[  766.112927][T14615] Could not find device with ifindex 2000 in netnsfd 11
[  766.113792][T14615] Could not find netns with fd: 2000
[  766.120080][T14615] Cannot link a netdevsim to itself
[  766.120508][T14615] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).