I am in! Thanks! I think I might be useful now
So 528 cameraManager.reset(); is culprit for crashing, I think this has something with libcamera as well as there is commit similar to this on libcamera.
All in all I will be able to debug now and I will try to make driver more stable.
Simon you can try to run it as well, our environments are a bit different, but more the merrier. You have initial commands, then install QT creator(sudo apt install qtcreator)
then follow this tutorial: