Bug#948257: depmod: ERROR: ../libkmod/libkmod.c:515 lookup_builtin_file() could not open builtin file '/var/tmp/mkinitramfs_XXXXXXX/lib/modules/5.4.0-1-amd64/modules.builtin.bin'

[Jörg-Volker Peetz]

These error messages also appear in the 'make modules_install' step when
building a standard Linux kernel.

Regards,
Jörg.