Created attachment 507966 [details] emerge --info Hit this bug during the obligatory 17.0-profile-rebuild. The only other thing I changed was changing PORTAGE_COMPRESS="zx" to "zstd".
Created attachment 507968 [details] systemd_build.log.xz
Please upgrade to app-text/docbook-xsl-stylesheets-1.79.1-r2
Yes, this fixes the problem. Last time I synced systemd-233-r6 was stable, but docbook-xsl-stylesheets-1.79.1-r2 was not. Thanks!