[  762.854794][T14621] netdevsim netdevsim326 eni326np1: renamed from eth0
[  762.860267][T14623] netdevsim netdevsim562 eni562np1: renamed from eth1
[  763.555611][T14609] Could not find device with ifindex 2000 in netnsfd 11
[  763.556162][T14609] Could not find netns with fd: 2000
[  763.556549][T14609] Cannot link a netdevsim to itself
[  763.556972][T14609] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).