/usr/share/man/man3/seccomp_reset.3.gz is in libseccomp-dev 2.2.3-3ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/man3/seccomp_init.3.gz
/usr/share/man/man3/seccomp_init.3.gz