/usr/lib/libsofacomponentlinearsolver.so.1 is in libsofa1 1.0~beta4-12.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libsofacomponentlinearsolver.so.1.0.0
/usr/lib/libsofacomponentlinearsolver.so.1.0.0