get_paging_phys_addr failed in memory_access.c

[MichaelInfinity]

There is a wrong said qemu-system-x86_64: /home/miaonei/kAFL/kafl/qemu/nyx/memory_access.c:311: remap_payload_buffer: Assertion 'phys_addr != INVALID_ADDRESS' failed. could you please teach me how to fix it?