From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25541 invoked by alias); 20 Jan 2015 15:19:25 -0000 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 Received: (qmail 17012 invoked by uid 89); 20 Jan 2015 15:14:46 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-0.0 required=5.0 tests=SPF_PASS autolearn=unavailable version=3.3.2 X-HELO: mga11.intel.com Received: from Unknown (HELO mga11.intel.com) (192.55.52.93) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 20 Jan 2015 15:12:05 +0000 Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga102.fm.intel.com with ESMTP; 20 Jan 2015 07:08:23 -0800 X-ExtLoop1: 1 Received: from irsmsx154.ger.corp.intel.com ([163.33.192.96]) by orsmga001.jf.intel.com with ESMTP; 20 Jan 2015 07:08:22 -0800 Received: from irsmsx104.ger.corp.intel.com ([169.254.5.229]) by IRSMSX154.ger.corp.intel.com ([169.254.12.235]) with mapi id 14.03.0195.001; Tue, 20 Jan 2015 15:08:21 +0000 From: "Metzger, Markus T" To: Jan Kratochvil CC: "palves@redhat.com" , "gdb-patches@sourceware.org" Subject: RE: x86_64-m32 internal error for multi-thread-step.exp [Re: [PATCH v10 06/28] btrace: change branch trace data structure] Date: Tue, 20 Jan 2015 15:19:00 -0000 Message-ID: References: <1389686678-9039-1-git-send-email-markus.t.metzger@intel.com> <1389686678-9039-7-git-send-email-markus.t.metzger@intel.com> <20150108204943.GA4851@host2.jankratochvil.net> In-Reply-To: <20150108204943.GA4851@host2.jankratochvil.net> Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-IsSubscribed: yes X-SW-Source: 2015-01/txt/msg00538.txt.bz2 > -----Original Message----- > From: Jan Kratochvil [mailto:jan.kratochvil@redhat.com] > Sent: Thursday, January 8, 2015 9:50 PM > To: Metzger, Markus T > Cc: palves@redhat.com; gdb-patches@sourceware.org > Subject: x86_64-m32 internal error for multi-thread-step.exp [Re: [PATCH > v10 06/28] btrace: change branch trace data structure] Thanks, Jan, > Although for -m32 inferior there are 100% reproducible more FAILs: > FAIL: gdb.btrace/rn-dl-bind.exp: reverse-next > FAIL: gdb.btrace/rn-dl-bind.exp: reverse-step > FAIL: gdb.btrace/rn-dl-bind.exp: reverse-step > FAIL: gdb.btrace/rn-dl-bind.exp: reverse-next > FAIL: gdb.btrace/rn-dl-bind.exp: next (the program exited) > FAIL: gdb.btrace/exception.exp: flat (pattern 1) > FAIL: gdb.btrace/exception.exp: indented (pattern 1) I can reproduce those fails and will look into them. > btrace.c:220: internal-error: ftrace_new_function: Assertion `prev- > >flow.next =3D=3D NULL' failed.^M >=20 > This occasionally happens on x86_64 system with -m32 inferior: > runtest CC_FOR_TARGET=3D"gcc -m32" CXX_FOR_TARGET=3D"g++ -m32" > gdb.btrace/multi-thread-step.exp I can't reproduce this fail; I don't get that far. This test fails for me = with FAIL: gdb.btrace/multi-thread-step.exp: continue to breakpoint: cont to mu= lti-thread-step.c:34 (timeout) This fail can be reproduced also with 64-bit inferiors and it looks like a = regression to end of last year. The test passed when I sent the patch series. I'll l= ook into this first. Regards, Markus. Intel GmbH Dornacher Strasse 1 85622 Feldkirchen/Muenchen, Deutschland Sitz der Gesellschaft: Feldkirchen bei Muenchen Geschaeftsfuehrer: Christian Lamprechter, Hannes Schwaderer, Douglas Lusk Registergericht: Muenchen HRB 47456 Ust.-IdNr./VAT Registration No.: DE129385895 Citibank Frankfurt a.M. (BLZ 502 109 00) 600119052