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X-HELO: calimero.vinschen.de
Date: Fri, 25 Jul 2014 14:47:50 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: The eternal uid issue
Message-ID: <20140725124750.GE8725@calimero.vinschen.de>
Reply-To: cygwin AT cygwin DOT com
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References: <53CF6CEC DOT 6D68E485 AT boland DOT nl> <20140723091409 DOT GH27005 AT calimero DOT vinschen DOT de> <53CF9E0F DOT F596FC60 AT boland DOT nl> <20140723152357 DOT GA24446 AT calimero DOT vinschen DOT de> <53D0AD3A DOT 1FDF0B3F AT boland DOT nl> <20140724135222 DOT GD12212 AT calimero DOT vinschen DOT de> <53D17DCD DOT 726524E0 AT boland DOT nl> <20140725124200 DOT GC8725 AT calimero DOT vinschen DOT de>
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On Jul 25 14:42, Corinna Vinschen wrote:
> On Jul 24 23:42, D. Boland wrote:
> > [...]
> > Sendmail checks if the user's home directories are group- or world
> > writable. It does this with 'stat'. If Sendmail is running in 'crude'
> > mode (main program and children running as the Sendmail 'smmsp' user,
> > made admin), stat returns the right file mode for my home directory
> > (rwxr-xr-x). The email is delivered.
> >=20
> > If I have Sendmail running in preferred mode (main program as
> > cyg_server, children running as 'smmsp', removed from admin group),
> > stat returns the wrong mode (rwxrwxrwx). As a consequence, Sendmail
> > refuses to deliver email.
> >=20
> > Can I do anything about this?
>=20
> That shouldn't happen.  Unless your home dir is on FAT or FAT32
> and you're using the wrong umask.  For a start, can you try this:
>=20
> Login as user smmsp twice, once with admin privs, once without.
> Each time, run the following command:
>=20
>   $ strace -o stat.trace stat <your home dir>
>=20
> And send the output of stat, as well as the two generated trace files
> here.  This might give us a clue.

Oh, hang on.  Is this using the default setuid method 1 and is your
home dir on a remote share, by any chance?


Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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