From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailsec114.isp.belgacom.be (mailsec114.isp.belgacom.be [195.238.20.110]) by sourceware.org (Postfix) with ESMTPS id B8E29386F430 for ; Thu, 14 May 2020 19:03:57 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org B8E29386F430 IronPort-SDR: xCnu5X0nD7Zxx0ea21HdYkW0+dftM6ROqiP18WQ9M5cMMoY2YcAZLklhJVZXBuqDWfALUEM5vc KuTHvhKqpe/u7KjnxHxW6V/tkQzDhfgc7LyK/m8LDeILysT/oKc/XdouG6og98iEiMonxtYCFE qHKQhNjIyS8zehmdjeMuT+KEUN/9ZYtT6I/AaewT9ekPVqkDyYrnprU8gfjtTIdFS8Y61VifOq Og2KSoKdwPyH0OfKlsaPrKskc/NHBUBizGb2qrdS95r0vYdXVW32ExYRu/nErW4jdxHsXXg94c BEs= IronPort-PHdr: =?us-ascii?q?9a23=3A9yOtJhVcx4qlyQCftXa+nzVe95PV8LGtZVwlr6?= =?us-ascii?q?E/grcLSJyIuqrYbRKCt8tkgFKBZ4jH8fUM07OQ7/m9Hz1eqs/b6jgrS99lb1?= =?us-ascii?q?c9k8IYnggtUoauKHbQC7rUVRE8B9lIT1R//nu2YgB/Ecf6YEDO8DXptWZBUh?= =?us-ascii?q?rwOhBoKevrB4Xck9q41/yo+53Ufg5EmCexbal9IRmrrQjdrM0bjIptJqos1B?= =?us-ascii?q?fFvGZDdvhLy29vOV+dhQv36N2q/J5k/SRQuvYh+NBFXK7nYak2TqFWASo/PW?= =?us-ascii?q?wt68LlqRfMTQ2U5nsBSWoWiQZHAxLE7B7hQJj8tDbxu/dn1ymbOc32Sq00WS?= =?us-ascii?q?in4qx2RhLklDsLOjgk+2zMlMd+kLxUrw6gpxxnwo7bfoeVNOZlfqjAed8WXH?= =?us-ascii?q?dNUtpNWyBEBI63cokBAPcbPetArIfzulsAowWwCwauCuPg1jFHiXD506Ahz+?= =?us-ascii?q?QsExvL0BA8E98UsnnZqsj+OqcIUeCyyanF1S/Nb/NX2Tf56YjIagghru+RVr?= =?us-ascii?q?1wa8XR004vFxrYjlWRt4PlJSiV3fkKvmiD7+pgVOavi28/qwFpvDej3MkthZ?= =?us-ascii?q?PThoIS01DE6CR5z5gvJd2jU0N7et2kEZtWty6EK4t6WNgtTH9xtSs817YJto?= =?us-ascii?q?K1cjIQx5Q72x7QdeaHc46Q7x79SuqcIit1iX15dL6jhRu/8Uetx/D8WMWo31?= =?us-ascii?q?tEoSpLn8TCu30JyRHd5NaKR/V+80qi1zuC1gDe5+9LLE0wlKfWLYMqzL0olp?= =?us-ascii?q?cLr0jPAy37lF/rgKKYd0go4Oul5/n9brjoqJKRMZJ/hBvkPaQ0gMO/BPw1Mg?= =?us-ascii?q?0JX2eG5+uxzKbj/UjlQLVSif02j7XZvIjaJcsFoq65BBdY0oM+5BqnDjem1s?= =?us-ascii?q?oXnWUfIV5bZR6KjZLlN0zALf35F/uygEmgnC1lyv3IJrHhB4/CLnnHkLfvZ7?= =?us-ascii?q?Z97EtcxRIrzdBf5pJUDrABIOrrWkDvrtDZAAU2Mxazw+b+FdV9150RWXiUAq?= =?us-ascii?q?KCK6PSsl+J5uQxLOmQfoMaoyjyJ+A/5/HylX85hUMdfa6x0JQNdHC4HelmI0?= =?us-ascii?q?ODbnrontgBEX0Fvhc+TOPwjl2PSjFTZ3OoUKI94jE3Ep6pDYDGRoq1mryOwD?= =?us-ascii?q?+7HoFKZmBBEl2MHmrneJ6fVvcXbyKSP9VhnSAaWrmvUYAhzw+huBX9y7p9Ie?= =?us-ascii?q?qHshEf4LH+0tFxr8bTnAwy/Do8W82B0HyLRmV/nmoVRzYw9K96qE15jFyE1P?= =?us-ascii?q?4rreZfEIlr5/JNUx8iONbjxvZ9Es3zVxjaNoORSFeiQ82+DHcuR8g22sIPbl?= =?us-ascii?q?xmM86hnxbOw2ygDulGxPSwGJUo//eEjDDKLMFnxiODjfF5gg=3D=3D?= X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: =?us-ascii?q?A2AfAADMlL1e/yFRiNlmGwEBAQEBAQE?= =?us-ascii?q?BBQEBARIBAQEDAwEBAUCBNQQBAQELAYIrdE8hEoQJSIkBiAiZZYF7CwEBAQE?= =?us-ascii?q?BAQEBAQgsAQIEAQGERAKCEic2Bw4CAwEBAQMCBQEBBgEBAQEBAQQEAWwEAQE?= =?us-ascii?q?HCoRRIQEDAQEFCgFDgjspAYMNAQUjMyMQCAMOCgICJgICVwaGOrMhgTKFUoN?= =?us-ascii?q?ygUCBDioBjFCBTD+EIT6HYoJgBJkkmVoHglB/BJcxHZ1JrgyBWQcrgVZtgz1?= =?us-ascii?q?PJZ8KQmcCBggBAQMJdAgTjjUBAQ?= X-IPAS-Result: =?us-ascii?q?A2AfAADMlL1e/yFRiNlmGwEBAQEBAQEBBQEBARIBAQEDA?= =?us-ascii?q?wEBAUCBNQQBAQELAYIrdE8hEoQJSIkBiAiZZYF7CwEBAQEBAQEBAQgsAQIEA?= =?us-ascii?q?QGERAKCEic2Bw4CAwEBAQMCBQEBBgEBAQEBAQQEAWwEAQEHCoRRIQEDAQEFC?= =?us-ascii?q?gFDgjspAYMNAQUjMyMQCAMOCgICJgICVwaGOrMhgTKFUoNygUCBDioBjFCBT?= =?us-ascii?q?D+EIT6HYoJgBJkkmVoHglB/BJcxHZ1JrgyBWQcrgVZtgz1PJZ8KQmcCBggBA?= =?us-ascii?q?QMJdAgTjjUBAQ?= Received: from 33.81-136-217.adsl-dyn.isp.belgacom.be (HELO md) ([217.136.81.33]) by relay.skynet.be with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 14 May 2020 21:03:55 +0200 Message-ID: Subject: Re: [Help/Hint]: gdb output analysis From: Philippe Waroquiers To: Kunal Chauhan Cc: gdb@sourceware.org Date: Thu, 14 May 2020 21:03:55 +0200 In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.30.5-1.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-8.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, RCVD_IN_DNSWL_LOW, SPF_HELO_NONE, SPF_PASS, 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: gdb@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 14 May 2020 19:04:08 -0000 On Thu, 2020-05-14 at 19:45 +0530, Kunal Chauhan wrote: > Hi > I have only binary and core file at running the gdb only > will bt full is not working it showing following > >>>>> : previous frame is identical , > >>also when i tried : return it shows , it will need the process, should I need the process to run , but scenerio of crash I can not produce. > > Steps that I followed as below: > > > > gdb process core file > > output: > 0xb66e8ee4 in strlen () from /lib/libc.so.6 > > #1 0xb6da3854 in ?? () from /opt/qcom/lib/libcurl.so.4 > > #2 ---Type to continue, or q to quit-- > > >bt full > > Backtrace stopped: previous frame identical to this frame (corrupt stack?) > (gdb Then it will be painful :(. You might try to guess what went wrong in the stack, and then using e.g. 'frame address STACK-ADDRESS' if you can locate a previous correct frame address. I am sorry I will not be able to help more on that. Philippe