DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 532IFwVr2929881
Authentication-Results: delorie.com; dmarc=pass (p=none dis=none) header.from=cygwin.com
Authentication-Results: delorie.com; spf=pass smtp.mailfrom=cygwin.com
DKIM-Filter: OpenDKIM Filter v2.11.0 delorie.com 532IFwVr2929881
Authentication-Results: delorie.com;
	dkim=pass (1024-bit key, unprotected) header.d=cygwin.com header.i=@cygwin.com header.a=rsa-sha256 header.s=default header.b=Cce01GOf
X-Recipient: archive-cygwin@delorie.com
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 1D281385843D
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com;
	s=default; t=1743617757;
	bh=/UImeSL3Wh1urxc/U21Jd0ff04xkE9fe2oddgY7hges=;
	h=To:Subject:Date:References:In-Reply-To:List-Id:List-Unsubscribe:
	 List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:
	 From;
	b=Cce01GOfAdyAl+Vx4Vakue/2J3YZI05envAFfAreOhge1iAZLrqLPwab8QikkifdE
	 ufZfmDRq2x7OZ1PfXfHj5fjU50UbIHhioIMhPJJ2ro0jEX6u4Xed+mkj9214yXV4vd
	 O6I3eCtBiFv8RJGA3QxF35mSJxfdEdneaBB5dYjo=
X-Original-To: cygwin@cygwin.com
Delivered-To: cygwin@cygwin.com
DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org CD6013858CD1
ARC-Filter: OpenARC Filter v1.0.0 sourceware.org CD6013858CD1
ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1743617732; cv=none;
 b=xelfGEZn/pkv2Yob0AFDO4NExSx18ilGiDLqOLhYn3Yk5tsarvtTX9HKbVHYVY93IEg3BY3S9wmHIpoFy4WdVwY1MfunQKv52EXSLLt4Em7zn7B6jKPjiFIV1YzPlCkmZH8ChVGVDTCiqBUn3xE/nC97QcE4tlbudy7A6isulcM=
ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key;
 t=1743617732; c=relaxed/simple;
 bh=myt2baqrqymWYPBVuBGyZUCaiZPbDV+PDHBxwQcbyyk=;
 h=To:From:Subject:Date:Message-ID:Mime-Version;
 b=vLp7HPRWStcEG24R+UtWqgrY0m+pIPZ3nUOL8TmluFU6ke8dixieztnce/mHJnys+NlGRvV22gsDpopYzcaNMC7ZGU2LDBTPpOZsYS0noLGsm8yDHEmcNga17NwwAoL+3Do0Z3qLEPxPzOUqL2/pOVZWL3kANPn9OrKlP69rHVU=
ARC-Authentication-Results: i=1; server2.sourceware.org
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org CD6013858CD1
X-Injected-Via-Gmane: http://gmane.org/
To: cygwin@cygwin.com
Subject: Re: Crashes in cmake subprocesses since 3.6.0
Date: Wed, 2 Apr 2025 11:15:24 -0700
Message-ID: <vsjurs$1br$1@ciao.gmane.io>
References: <CAE6_+UfTZc0UTb29p=WVXsP7p7sMmOfmd6SOLR8SCPScJEXHRA@mail.gmail.com>
 <7eaea471-d453-efc7-19cc-58e0ee187af0@jdrake.com>
 <Z-pgTDoHXm9ip53T@calimero.vinschen.de>
 <20250402220125.5d2e1d28cfa37ad934a94ed9@nifty.ne.jp>
 <20250403015216.3a3d48efb51820b23856225c@nifty.ne.jp>
Mime-Version: 1.0
User-Agent: Mozilla Thunderbird
Content-Language: en-US
In-Reply-To: <20250403015216.3a3d48efb51820b23856225c@nifty.ne.jp>
X-BeenThere: cygwin@cygwin.com
X-Mailman-Version: 2.1.30
Precedence: list
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Unsubscribe: <https://cygwin.com/mailman/options/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=unsubscribe>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin@cygwin.com>
List-Help: <mailto:cygwin-request@cygwin.com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=subscribe>
From: David via Cygwin <cygwin@cygwin.com>
Reply-To: David <arnstein@pobox.com>
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset="us-ascii"; Format="flowed"
Errors-To: cygwin-bounces~archive-cygwin=delorie.com@cygwin.com
Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie.com@cygwin.com>

On 4/2/25 9:52 AM, Takashi Yano via Cygwin wrote:

> The following patch also can solve the issue. The problem seems
> to be related to fork().
> ...

I posted "bash.exe crash" on 2025-03-25. There are similarities.

In cygwin 3.6.x and 3.7.x, this bash command crashes silently:
$ XXX=$(uname)

Actually,
$ XXX=$(any_executable_at_all_no_matter_how_simple)
crashes.

Problem does not exist when I install package cygwin 3.5.x.


-- 
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
