USB Camera turns on and then crashes kernel and turns off, ml-l4t container issue

Please follow the steps to launch USB camera:
Jetson Nano FAQ
Q: I have a USB camera. How can I launch it on Jetson Nano?

If you can launch it in gstreamer command, please try this sample:
V4l2src using OpenCV Gstreamer is not working in Jetson Xavier NX - #3 by DaneLLL
Yo would need to apply format,width,height,framerate per your source.