From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2597 invoked by alias); 2 Aug 2012 22:49:35 -0000 Received: (qmail 2587 invoked by uid 22791); 2 Aug 2012 22:49:33 -0000 X-SWARE-Spam-Status: No, hits=-4.2 required=5.0 tests=AWL,BAYES_00,KHOP_RCVD_UNTRUST,KHOP_THREADED,RCVD_IN_DNSWL_HI,RCVD_IN_HOSTKARMA_W,TW_VG,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from e24smtp04.br.ibm.com (HELO e24smtp04.br.ibm.com) (32.104.18.25) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 02 Aug 2012 22:49:19 +0000 Received: from /spool/local by e24smtp04.br.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 2 Aug 2012 19:49:16 -0300 Received: from d24dlp01.br.ibm.com (9.18.248.204) by e24smtp04.br.ibm.com (10.172.0.140) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Thu, 2 Aug 2012 19:49:15 -0300 Received: from d24relay03.br.ibm.com (d24relay03.br.ibm.com [9.13.184.25]) by d24dlp01.br.ibm.com (Postfix) with ESMTP id D06D1352004B for ; Thu, 2 Aug 2012 18:49:10 -0400 (EDT) Received: from d24av05.br.ibm.com (d24av05.br.ibm.com [9.18.232.44]) by d24relay03.br.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q72MmOwT26476544 for ; Thu, 2 Aug 2012 19:48:24 -0300 Received: from d24av05.br.ibm.com (loopback [127.0.0.1]) by d24av05.br.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q72MnCZC017952 for ; Thu, 2 Aug 2012 19:49:13 -0300 Received: from [9.12.224.99] ([9.12.224.99]) by d24av05.br.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id q72Mn9Uw017895; Thu, 2 Aug 2012 19:49:10 -0300 Message-ID: <501B03E4.1020209@linux.vnet.ibm.com> Date: Thu, 02 Aug 2012 22:49:00 -0000 From: Edjunior Barbosa Machado User-Agent: Mozilla/5.0 (X11; Linux i686; rv:14.0) Gecko/20120714 Thunderbird/14.0 MIME-Version: 1.0 To: Jan Kratochvil CC: Philippe Waroquiers , Pedro Alves , Joel Brobecker , gdb-patches@sourceware.org, "Maciej W. Rozycki" Subject: Re: [commit+7.5] [patchv2] Write bpt at the ON_STACK bpt address References: <5012B1B6.1030003@redhat.com> <1343339398.2258.119.camel@soleil> <20120727184633.GA14182@host2.jankratochvil.net> <20120731073643.GA18696@host2.jankratochvil.net> In-Reply-To: <20120731073643.GA18696@host2.jankratochvil.net> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Content-Scanned: Fidelis XPS MAILER x-cbid: 12080222-8936-0000-0000-000007950306 X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2012-08/txt/msg00088.txt.bz2 On 07/31/2012 04:36 AM, Jan Kratochvil wrote: >> gdb/testsuite/ >> 2012-07-27 Jan Kratochvil >> >> * gdb.base/valgrind-infcall.c: New file. >> * gdb.base/valgrind-infcall.exp: New file. I've faced this internal-error when running this testcase on Fedora17 (which has valgrind-3.7.0) on ppc64: ... (gdb) PASS: gdb.base/valgrind-infcall.exp: continue #1 (false warning) continue Continuing. ==7541== Invalid free() / delete / delete[] / realloc() ==7541== at 0x40458BC: free (vg_replace_malloc.c:427) ==7541== by 0x10000763: main (valgrind-infcall.c:38) ==7541== Address 0x4070040 is 0 bytes inside a block of size 1 free'd ==7541== at 0x40458BC: free (vg_replace_malloc.c:427) ==7541== by 0x10000757: main (valgrind-infcall.c:37) ==7541== ==7541== (action on error) vgdb me ... Program received signal SIGTRAP, Trace/breakpoint trap. ../../gdb.git/gdb/frame.c:2396: internal-error: frame_cleanup_after_sniffer: Assertion `frame->prologue_cache == NULL' failed. A problem internal to GDB has been detected, FAIL: gdb.base/valgrind-infcall.exp: continue (GDB internal error) further debugging may prove unreliable. Quit this debugging session? (y or n) n With this error, gdb connection is closed and the testsuite gets stuck at this point. -- Edjunior