/usr/share/man/ is in libnuma-dev 2.0.11-1ubuntu1.1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/man/man3/
/usr/share/man/man3/numa.3.gz
/usr/share/man/man3/numa_alloc.3.gz
/usr/share/man/man3/numa_preferred.3.gz
/usr/share/man/man3/numa_tonodemask_memory.3.gz
/usr/share/man/man3/numa_alloc_interleaved_subset.3.gz
/usr/share/man/man3/numa_get_interleave_node.3.gz
/usr/share/man/man3/numa_bind.3.gz
/usr/share/man/man3/numa_all_nodes.3.gz
/usr/share/man/man3/numa_node_to_cpus.3.gz
/usr/share/man/man3/numa_get_membind.3.gz
/usr/share/man/man3/numa_get_run_node_mask.3.gz
/usr/share/man/man3/numa_tonode_memory.3.gz
/usr/share/man/man3/numa_run_on_node_mask.3.gz
/usr/share/man/man3/numa_alloc_interleaved.3.gz
/usr/share/man/man3/numa_free.3.gz
/usr/share/man/man3/numa_interleave_memory.3.gz
/usr/share/man/man3/numa_set_localalloc.3.gz
/usr/share/man/man3/numa_police_memory.3.gz
/usr/share/man/man3/numa_set_strict.3.gz
/usr/share/man/man3/numa_max_node.3.gz
/usr/share/man/man3/numa_get_interleave_mask.3.gz
/usr/share/man/man3/numa_node_size.3.gz
/usr/share/man/man3/numa_alloc_local.3.gz
/usr/share/man/man3/numa_set_interleave_mask.3.gz
/usr/share/man/man3/numa_exit_on_error.3.gz
/usr/share/man/man3/numa_set_bind_policy.3.gz
/usr/share/man/man3/numa_set_preferred.3.gz
/usr/share/man/man3/numa_setlocal_memory.3.gz
/usr/share/man/man3/numa_alloc_onnode.3.gz
/usr/share/man/man3/numa_available.3.gz
/usr/share/man/man3/numa_run_on_node.3.gz
/usr/share/man/man3/numa_error.3.gz
/usr/share/man/man3/numa_set_membind.3.gz
/usr/share/man/man3/numa_no_nodes.3.gz