setfacl to remove a permission implicit adds another

Corinna Vinschen
Fri Dec 18 15:50:00 GMT 2015

On Dec 18 16:29, Thomas Wolff wrote:
> For my Desktop folder (as logged below), SYSTEM had group write permission,
> other groups did not have write permissions (by mask).
> After removing SYSTEM write permission with setfacl,
> it was effectively removed for SYSTEM but the other groups got
> write permission ADDED instead (as also properly indicated by ls) −
> which is kind of the opposite of the intended operation.
> Only after removing group write permission with chmod,
> a suitable mask was reestablished, effectively restoring the previous
> setting.
> Why did this specific setfacl operation affect the mask at all?

I'm not sure either.  Is that with 2.3.1 or the 2.4.0 test release?  If
the former, can you please check if 2.4.0 handles this better?


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat
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