Thank you for your reply.
need to get the .ko file for r 28.2
Could someone create it, please?
insmod: ERROR: could not load module ./v4l2loopback.ko: Cannot allocate memory
root@tegra-ubuntu:/lib/modules/4.4.38-tegra/kernel/video#
root@tegra-ubuntu:/lib/modules/4.4.38-tegra/extra# insmod ./v4l2loopback.ko devices=1 video_nr=2 exclusive_caps=1
insmod: ERROR: could not insert module ./v4l2loopback.ko: Bad address
root@tegra-ubuntu:/lib/modules/4.4.38-tegra/extra#
the issue has been resolved: [url]Error building v4l2loopback - Jetson TX1 - NVIDIA Developer Forums