X-Recipient:	archive-cygwin AT delorie DOT com
X-Original-To:	cygwin AT cygwin DOT com
Delivered-To:	cygwin AT cygwin DOT com
DMARC-Filter:	OpenDMARC Filter v1.4.1 sourceware.org 72CDC3856960
Authentication-Results:	sourceware.org; dmarc=none (p=none dis=none)
	header.from=dronecode.org.uk
Authentication-Results:	sourceware.org; spf=none smtp.mailfrom=dronecode.org.uk
Authentication-Results:	btinternet.com;
	auth=pass (PLAIN) smtp.auth=jonturney AT btinternet DOT com;
	bimi=skipped
X-SNCR-Rigid:	61A69BAC1FC92C0A
X-Originating-IP:	[86.139.167.41]
X-OWM-Source-IP:	86.139.167.41 (GB)
X-OWM-Env-Sender:	jonturney AT btinternet DOT com
X-VadeSecure-score:	verdict=clean score=0/300, class=clean
X-RazorGate-Vade:	gggruggvucftvghtrhhoucdtuddrgedvfedrudegfedgjedvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecuueftkffvkffujffvgffngfevqffopdfqfgfvnecuuegrihhlohhuthemuceftddunecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefkffggfgfuvfhfhfgjtgfgsehtjeertddtfeejnecuhfhrohhmpeflohhnucfvuhhrnhgvhicuoehjohhnrdhtuhhrnhgvhiesughrohhnvggtohguvgdrohhrghdruhhkqeenucggtffrrghtthgvrhhnpeffkeeigfdujeehteduiefgjeeltdelgeelteekudetfedtffefhfeufefgueettdenucfkphepkeeirddufeelrdduieejrdegudenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhephhgvlhhopegludelvddrudeikedruddruddthegnpdhinhgvthepkeeirddufeelrdduieejrdeguddpmhgrihhlfhhrohhmpehjohhnrdhtuhhrnhgvhiesughrohhnvggtohguvgdrohhrghdruhhkpdhnsggprhgtphhtthhopedvpdhrtghpthhtoheprghrihgvlhdrsghurhgsrghitghkihhjsehgmhgrihhlrdgtohhmpdhrtghpthhtoheptgihghifihhnsegthihgfihinhdrtghomh
X-RazorGate-Vade-Verdict:	clean 0
X-RazorGate-Vade-Classification:	clean
Message-ID:	<2b8a6f98-baa9-6ff4-e762-003958eb880c@dronecode.org.uk>
Date:	Sun, 26 Jun 2022 14:58:19 +0100
MIME-Version:	1.0
User-Agent:	Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101
	Thunderbird/91.10.0
Subject:	Re: gdb itself core dumps
To:	Ariel Burbaickij <ariel DOT burbaickij AT gmail DOT com>,
	The Cygwin Mailing List <cygwin AT cygwin DOT com>
References:	<CANeJNHpPXPr+oBxDQk1cyHh+a1+s2CUL_EhmPxpawT32BNrQUw AT mail DOT gmail DOT com>
From:	Jon Turney <jon DOT turney AT dronecode DOT org DOT uk>
In-Reply-To:	<CANeJNHpPXPr+oBxDQk1cyHh+a1+s2CUL_EhmPxpawT32BNrQUw@mail.gmail.com>
X-Spam-Status:	No, score=-1193.0 required=5.0 tests=BAYES_00, FORGED_SPF_HELO,
	KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, NICE_REPLY_A, RCVD_IN_DNSWL_NONE,
	SPF_HELO_PASS, SPF_NONE, TXREP,
	T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6
X-Spam-Checker-Version:	SpamAssassin 3.4.6 (2021-04-09) on
	server2.sourceware.org
X-BeenThere:	cygwin AT cygwin DOT com
X-Mailman-Version:	2.1.29
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>
Errors-To:	cygwin-bounces+archive-cygwin=delorie DOT com AT cygwin DOT com
Sender:	"Cygwin" <cygwin-bounces+archive-cygwin=delorie DOT com AT cygwin DOT com>

On 24/06/2022 15:13, Ariel Burbaickij wrote:
> Hello mailing list,
> 
> I was in the middle of deep debugging session when following happened:
> 
> 103           allocate(size_type __n, const void* = static_cast<const
> void*>(0))
> (gdb) s
> __wrap__Znwm (sz=85) at
> /usr/src/debug/cygwin-3.3.5-1/winsup/cygwin/libstdcxx_wrapper.cc:55
> 55        return (*user_data->cxx_malloc->oper_new) (sz);
> (gdb) s
> /cygdrive/d/a/scallywag/gdb/gdb-11.2-1.x86_64/src/gdb-11.2/gdb/infrun.c:2550:
> internal-error: void resume_1(gdb_signal): Assertion
> `pc_in_thread_step_range (pc, tp)' failed.
> A problem internal to GDB has been detected,
> further debugging may prove unreliable.
> ...
> application level programm (open source under GNU) from which I stepped
> into allocator crashes also somewhere near, so right now I am not sure what
> exactly gdb stumbles upon. GDB Core file is available. How do we proceed
> from here ?

In the first place, please try the gdb 12.1 test package (available 
through cygwin setup).

If that doesn't improve matters, some details about how to (simply) 
reproduce the problem would be nice.


-- 
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

- Raw text -