Re: 6.5.13 regression: BUG: kernel NULL pointer dereference, address: 0000000000000020

[Sam James]

I suspect this is 
https://lore.kernel.org/linux-hardening/20231124102458.gb1503...@e124191.cambridge.arm.com/
and the patch at
https://lore.kernel.org/linux-hardening/170117162434.28731.12930304842635897908.git-patchwork-not...@kernel.org/T/#t
may help.