there is an internal problem with your device When I install my custom kernel i got this message after reboot.
The phone working normal no kernel panic or etc.

system/build.prop

vendor/build.prop
https://github.com/LineageOS/android_vendor_lineage/commit/27180809c594cf6beeaeb206cced6fa42c086517 apparently that commit fixes it I have the same issue on a phone I made a kernel for, which I don't own.  Will know sometime tomorrow if it works.