adduser - gid error?

[Michael B. Eichorn]

On Fri, 2015-12-04 at 09:52 -0500, Michael B. Eichorn wrote:
> On Fri, 2015-12-04 at 05:31 -0800, Anton Shterenlikht wrote:
> > > On Friday, 04. Dec 2015, 03:04:55 -0800, Anton Shterenlikht
> > > wrote:
> > > > For the user I added today I got:
> > > > 
> > > > newuser:*:1004:4294967295: ...
> > > > 
> > > > Does this look right?
> > > 
> > > 4294967295 is obviously 0xffffffff in hexadecimal and -1 if
> > > seen as a signed value what is commonly used in C as a
> > > return value to indicate an error.
> > > 
> > > > pw: gid `4294967295' has already been allocated
> > > > adduser: ERROR: There was an error adding user (newuser).
> > > 
> > > "adduser" is a shell script. I had a look at it but I don't
> > > know how you managed to generate that number. The script
> > > calls "pw", that is written in C and probably cannot
> > > increment the maximum 32-bit value.
> > 
> > # pw useradd newuser
> > pw: gid `4294967295' has already been allocated
> > #
> > 
> > Now I'm worried...
> 
> I can replicate your problem, there is a bug in pw. What is happening
> is that you already have a group that has a gid equal to the next
> availible uid.
> 
> Go ahead and use the adduser script, but you will need to specify a
> uid
> that does not correspond to an existing uid or gid. (You can safely
> cat
> /etc/group and /etc/passwd to find what has been used already).
> 
> I will file a PR.

Filed as PR 205019
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=205019