X-Recipient: archive-cygwin AT delorie DOT com
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 263FC39484B0
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com;
	s=default; t=1614700130;
	bh=OV7NtBIh49D5ObnyvoK0ATDU89XzXfPT5LJw+/I7zW0=;
	h=Date:To:Subject:References:In-Reply-To:List-Id:List-Unsubscribe:
	 List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc:
	 From;
	b=NyZ4osxzqvo0XTGaCCAJhlbZthlaFFk7l1x9f59xTvjyq3h0uSJHnga2up62OBSbn
	 b8qHGTJK1cdEy1IoXKHWDbvykdrKev/+Crx7yxle4z4Z3cD0GEtU44XImN+skSXMyN
	 wp2B7Q1tvZqJhz4NEJhpQwk+OGJF8kLYYwJehTQ8=
X-Original-To: cygwin AT cygwin DOT com
Delivered-To: cygwin AT cygwin DOT com
DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org A7E9A3861026
Date: Tue, 2 Mar 2021 16:48:45 +0100
To: cygwin AT cygwin DOT com
Subject: Re: segfault on 32bit cygwin snapshot
Message-ID: <YD5eXbxBWbUUSwcM@calimero.vinschen.de>
Mail-Followup-To: cygwin AT cygwin DOT com
References: <9d7b9dc2-cb92-498b-7655-e9c618114c87 AT gmail DOT com>
 <20210221072954 DOT db2dcbd523ed366e4dfcb0d0 AT nifty DOT ne DOT jp>
 <7480c946-8e02-aba2-c06f-6b39f630699f AT gmail DOT com>
 <20210301095546 DOT dce31a474bd0cec2c3518f87 AT nifty DOT ne DOT jp>
 <20210301212542 DOT 8b1749f92af62c01b008f25a AT nifty DOT ne DOT jp>
 <20210302200308 DOT 62db4fe01f78fb35a538784f AT nifty DOT ne DOT jp>
MIME-Version: 1.0
Content-Disposition: inline
In-Reply-To: <20210302200308.62db4fe01f78fb35a538784f@nifty.ne.jp>
X-Provags-ID: V03:K1:u4uagDW7uROtsGqOu7FLSc+GO4MrqGwLaKs3EPB2nwn4jImzXLH
 ka/ROwatSSli4t/4WUBShUoM7GCCXyyf+2qTE0OMH4PtI2X9vbsfI47atsQSwNkMK237dgu
 GFO7NLtPc3sMroHpRXhF5systXSvNUGtu1a4RxAFfTdbJlsrEAs3haLlw0mg6jcrIY6oSNz
 mebMo2nZrEnHA/Jol1S4A==
X-UI-Out-Filterresults: notjunk:1;V03:K0:WVKTcOS+4Gw=:dvZK221cWc9UaxKSdAn1W1
 ydcQklIM8aicrJhbMloToTBKFF7p55lSkbH27BkRfy6B/Jtkraw+jajixKW+pPCHaQslpmc8J
 4UnGGrpXW8xqQrP8EgrvsmZsRjagfHIoDbo8Rl6y8WWEPckERGmlJY4tCPCwBLtz1lgkZc3dK
 SSSY8umC7Jy7fRkdw5VKmB8rlsfIyh+gB6dPgN7aMEKW04zUVT0b+NS+l03e3Zkz87GqBmo0e
 N2S5stV/VDUNAjjnsmpnSI4rWaywsMpOTimvTU9vIx7yeGUYVXgQu1y0wofmal1Z0rb53b7V5
 FXyx6ps+UQQABHjWhUp5b2r1K+AgQeVERdn5sdFvp27HEvbZr8nhTmDlJ3h2YUw+gh977k+sc
 ZwctXV5P2dThjy2uSvQgtJB0WAXL06enkxqRwoPzsrU5sSSiSinBHTKwxCJViUReFzG/uRG6D
 6oYNjZhIDg==
X-Spam-Status: No, score=-101.4 required=5.0 tests=BAYES_00,
 GOOD_FROM_CORINNA_CYGWIN, KAM_DMARC_NONE, KAM_DMARC_STATUS, RCVD_IN_DNSWL_NONE,
 RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NEUTRAL,
 TXREP autolearn=ham autolearn_force=no version=3.4.2
X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on
 server2.sourceware.org
X-BeenThere: cygwin AT cygwin DOT com
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Unsubscribe: <https://cygwin.com/mailman/options/cygwin>,
 <mailto:cygwin-request AT cygwin DOT com?subject=unsubscribe>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-request AT cygwin DOT com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
 <mailto:cygwin-request AT cygwin DOT com?subject=subscribe>
From: Corinna Vinschen via Cygwin <cygwin AT cygwin DOT com>
Reply-To: cygwin AT cygwin DOT com
Cc: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Errors-To: cygwin-bounces AT cygwin DOT com
Sender: "Cygwin" <cygwin-bounces AT cygwin DOT com>

On Mar  2 20:03, Takashi Yano via Cygwin wrote:
> On Mon, 1 Mar 2021 21:25:42 +0900
> Takashi Yano wrote:
> > On Mon, 1 Mar 2021 09:55:46 +0900
> > Takashi Yano wrote:
> > > On Sun, 28 Feb 2021 19:48:28 +0100
> > > Marco Atzeri wrote:
> > > > On 20.02.2021 23:29, Takashi Yano wrote:
> > > > > On Sat, 20 Feb 2021 22:01:38 +0100
> > > > > Marco Atzeri wrote:
> > > > >> MC using latest snapshot 32bit 2021-02-19 (and 2021-02-10)
> > > > >>
> > > > >> now fails at startup with
> > > > >>
> > > > >> Exception: STATUS_ACCESS_VIOLATION at eip=61083736
> > > > > 
> > > > > Thanks for the report. I found the cause of this issue.
> > > > > I will submit a patch to fix it.
> > > > > 
> > > > 
> > > > mc is now fine with 2021-02-22
> > > > 
> > > > but I found another issue
> > > > 
> > > >   $ /usr/bin/lilypond
> > > > GNU LilyPond 2.20.0
> > > > Segmentation fault (core dumped)
> > > > 
> > > > on 3.1.7 it works fine
> > > 
> > > I found this problem causes after the commit:
> > > 
> > > commit 532b91d24e9496c7988b2b1dda7fc0e8b161f782
> > > Author: Corinna Vinschen <corinna AT vinschen DOT de>
> > > Date:   Mon Dec 14 12:29:23 2020 +0100
> > > 
> > >     Cygwin: Make sure newer apps get uname_x even when loading uname dynamically
> > > 
> > >     if an application built after API version 334 loads uname dynamically,
> > >     it actually gets the old uname, rather than the new uname_x.  Fix this by
> > >     checking the apps API version in uname and call uname_x instead, if it's
> > >     a newer app.
> > > 
> > >     Signed-off-by: Corinna Vinschen <corinna AT vinschen DOT de>
> > > 
> > > Reverting this commit solves the issue.
> > > 
> > > Corinna, could you please have a look?
> > 
> > The following check code does not work as expected if
> > newly build exe file is linked with old dll which calls
> > uname() as in this case.
> > 
> >   if (CYGWIN_VERSION_CHECK_FOR_UNAME_X)
> >     return uname_x (in_name);
> > 
> > Any idea?
> 
> Ping Corinna?

I have no idea how we could fix that, other than by rebuilding the DLLs
which call uname, too.  We can't check the Cygwin build of all DLLs an
executable is linked to.


Corinna
--
Problem reports:      https://cygwin.com/problems.html
FAQ:                  https://cygwin.com/faq/
Documentation:        https://cygwin.com/docs.html
Unsubscribe info:     https://cygwin.com/ml/#unsubscribe-simple