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Subject: Fwd: BUG?!: Running cygserver switches egid/primary group to
4095(CurrentSession)
To: Mark Geisert <mark AT maxrnd DOT com>,
Corinna Vinschen <corinna-cygwin AT cygwin DOT com>,
Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
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ReSent-From: Mark Geisert <mark AT maxrnd DOT com>
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ReSent-Subject: Fwd: BUG?!: Running cygserver switches egid/primary group to
4095(CurrentSession)
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From: Lionel Cons via Cygwin <cygwin AT cygwin DOT com>
Reply-To: Lionel Cons <lionelcons1972 AT gmail DOT com>
Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie DOT com AT cygwin DOT com>

The mail below gets rejected over and over again by the cygwin@
mailing list. Could you please have a look?

---------- Forwarded message ---------
From: Lionel Cons <lionelcons1972 AT gmail DOT com>
Date: Mon, 8 Jun 2026 at 22:48
Subject: Fwd: BUG?!: Running cygserver switches egid/primary group to
4095(CurrentSession)
To: <cygwin AT cygwin DOT com>


Repost, original posting got stuck in mail relay
---------- Forwarded message ---------
From: Lionel Cons <lionelcons1972 AT gmail DOT com>
Date: Mon, 8 Jun 2026 at 19:37
Subject: BUG?!: Running cygserver switches egid/primary group to
4095(CurrentSession)
To: <cygwin AT cygwin DOT com>


If I run without cygserver id -a returns
$ id -a
uid=197620(lcons) gid=197121(Kein)
groups=197121(Kein),197615(docker-users),545(Benutzer),559(Leistungsprotokollbenutzer),4(INTERAKTIV),66049(KONSOLENANMELDUNG),11(Authentifizierte
Benutzer),15(Diese Organisation),113(Lokales
Konto),4095(CurrentSession),66048(LOKAL),262154(NTLM-Authentifizierung),401408(Mittlere
Verbindlichkeitsstufe)

but if I start cygserver each new session has gid=4095(CurrentSession)
as egid/primary group for new terminals
$ id -a
uid=197620(lcons) gid=4095(CurrentSession)
groups=4095(CurrentSession),197121(Kein),197615(docker-users),545(Benutzer),559(Leistungsprotokollbenutzer),4(INTERAKTIV),66049(KONSOLENANMELDUNG),11(Authentifizierte
Benutzer),15(Diese Organisation),113(Lokales
Konto),66048(LOKAL),262154(NTLM-Authentifizierung),401408(Mittlere
Verbindlichkeitsstufe)

Is this a bug?

Lionel


--
Lionel


-- 
Lionel

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