Date: Tue, 09 Apr 2013 13:07:26 +0300 From: Daniel Braniss <danny@cs.huji.ac.il> To: Jeremy Chadwick <jdc@koitsu.org> Cc: damonray@mac.hush.com, freebsd-stable@freebsd.org Subject: Re: Ghosted logins in w/who Message-ID: <E1UPVSY-0005Hj-Jm@kabab.cs.huji.ac.il> In-Reply-To: <20130409022837.GA95155@icarus.home.lan> References: <20130409015643.0817D10E2C8@smtp.hushmail.com> <20130409022837.GA95155@icarus.home.lan>
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> On Mon, Apr 08, 2013 at 08:56:42PM -0500, damonray@mac.hush.com wrote: > > I recently upgraded to FreeBSD 9.1-STABLE, and there was a strange > > added side effect. > > Users that telnet into the machine seem to have their logins forever > > ghosted in who/w. > > If a user connects via telnet, then logs out, their login still > > remains in the w/who. If another user logins in with the pty they had, > > whatever they do also shows up in the ghosted w/who of the previous > > user using that pty. > > For example: > > User X logs in, runs BitchX. Detaches the process and logs out.User Y > > logs in, gets assigned User X's previous pty, who/w now reports that > > user is running BitchX. That user has no access to the BitchX session > > or anything, it's just being displayed weird in who/w. > > I seem to remember this problem like a decade ago and I had written a > > script or there was a script that passed around called clearlogin. > > Any ideas? Thanks all!Damon > > Is GNU screen involved? It sounds like it. > > Try to repeat the problem without GNU screen. something changed beteen 8 and 9 with respect of handling of utmp, I tried to research this but got bogged down with other things. danny
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