/usr/ is in octave-msh 1.0.6-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/octave-msh/
/usr/share/doc/octave-msh/NEWS.gz
/usr/share/doc/octave-msh/changelog.Debian.gz
/usr/share/doc/octave-msh/copyright
/usr/share/octave/
/usr/share/octave/packages/
/usr/share/octave/packages/msh-1.0.6/
/usr/share/octave/packages/msh-1.0.6/msh3e_surface_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh2m_topological_properties.m
/usr/share/octave/packages/msh-1.0.6/msh2m_structured_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh2p_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh3m_structured_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh3m_submesh.m
/usr/share/octave/packages/msh-1.0.6/msh2m_jiggle_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh2m_displacement_smoothing.m
/usr/share/octave/packages/msh-1.0.6/msh2m_join_structured_mesh.m
/usr/share/octave/packages/msh-1.0.6/doc-cache
/usr/share/octave/packages/msh-1.0.6/msh2m_submesh.m
/usr/share/octave/packages/msh-1.0.6/msh2m_mesh_along_spline.m
/usr/share/octave/packages/msh-1.0.6/packinfo/
/usr/share/octave/packages/msh-1.0.6/packinfo/DESCRIPTION
/usr/share/octave/packages/msh-1.0.6/packinfo/.autoload
/usr/share/octave/packages/msh-1.0.6/packinfo/NEWS
/usr/share/octave/packages/msh-1.0.6/packinfo/INDEX
/usr/share/octave/packages/msh-1.0.6/msh2m_geometrical_properties.m
/usr/share/octave/packages/msh-1.0.6/msh2m_nodes_on_sides.m
/usr/share/octave/packages/msh-1.0.6/msh3m_nodes_on_faces.m
/usr/share/octave/packages/msh-1.0.6/msh2m_equalize_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh3m_join_structured_mesh.m
/usr/share/octave/packages/msh-1.0.6/msh2m_gmsh.m
/usr/share/octave/packages/msh-1.0.6/msh3m_geometrical_properties.m
/usr/share/octave/packages/msh-1.0.6/msh3m_gmsh.m