From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from re-prd-fep-048.btinternet.com (mailomta8-re.btinternet.com [213.120.69.101]) by sourceware.org (Postfix) with ESMTPS id 72CDC3856960 for ; Sun, 26 Jun 2022 13:58:21 +0000 (GMT) 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 Received: from re-prd-rgout-003.btmx-prd.synchronoss.net ([10.2.54.6]) by re-prd-fep-048.btinternet.com with ESMTP id <20220626135820.PIOS3057.re-prd-fep-048.btinternet.com@re-prd-rgout-003.btmx-prd.synchronoss.net>; Sun, 26 Jun 2022 14:58:20 +0100 Authentication-Results: btinternet.com; auth=pass (PLAIN) smtp.auth=jonturney@btinternet.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@btinternet.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 Received: from [192.168.1.105] (86.139.167.41) by re-prd-rgout-003.btmx-prd.synchronoss.net (5.8.716.04) (authenticated as jonturney@btinternet.com) id 61A69BAC1FC92C0A; Sun, 26 Jun 2022 14:58:20 +0100 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 Content-Language: en-GB To: Ariel Burbaickij , The Cygwin Mailing List References: From: Jon Turney In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 26 Jun 2022 13:58:22 -0000 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 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.