/usr/lib/bochs/plugins/libbx_pci.so is in bochs 2.6-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/bochs/plugins/libbx_pci.so.0.0.0
/usr/lib/bochs/plugins/libbx_pci.so.0.0.0