From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21094 invoked by alias); 5 Oct 2014 14:00:47 -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 21080 invoked by uid 89); 5 Oct 2014 14:00:46 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-4.0 required=5.0 tests=AWL,BAYES_00,SPF_HELO_PASS,T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Sun, 05 Oct 2014 14:00:45 +0000 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s95E0iPr004274 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Sun, 5 Oct 2014 10:00:44 -0400 Received: from host2.jankratochvil.net (ovpn-116-49.ams2.redhat.com [10.36.116.49]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id s95E0eDB025161 (version=TLSv1/SSLv3 cipher=AES128-GCM-SHA256 bits=128 verify=NO); Sun, 5 Oct 2014 10:00:42 -0400 Date: Sun, 05 Oct 2014 14:00:00 -0000 From: Jan Kratochvil To: Pedro Alves Cc: gdb-patches@sourceware.org Subject: Crash regression for annota1.exp w/vDSO debuginfo [Re: [pushed] Re: [PATCH v6 0/2] enable target-async by default] Message-ID: <20141005140039.GA21344@host2.jankratochvil.net> References: <1400878753-24688-1-git-send-email-palves@redhat.com> <538739A2.2050105@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <538739A2.2050105@redhat.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-IsSubscribed: yes X-SW-Source: 2014-10/txt/msg00082.txt.bz2 On Thu, 29 May 2014 15:44:02 +0200, Pedro Alves wrote: > I went ahead and pushed this all in, with Eli's comments addressed. 329ea57934a9d4b250a0b417af1ec47bc2d0ceb6 is the first bad commit commit 329ea57934a9d4b250a0b417af1ec47bc2d0ceb6 Author: Pedro Alves Date: Thu May 29 19:58:57 2014 +0100 enable target async by default; separate MI and target notions of async CFLAGS=-g ./configure --without-guile --with-separate-debug-dir=/usr/lib/debug;make;cd gdb/testsuite;make site.exp;i=0;while runtest gdb.base/annota1.exp;! grep 'called with no handler' gdb.log ;do i=$[$i+1];echo -----------$i;done Starting program: .../gdb/testsuite/gdb.base/annota1 ^M warning: section not found in /usr/lib/debug/lib/modules/3.16.3-200.fc20.x86_64/vdso/vdso64.so.debug^M [...] FAIL: gdb.base/annota1.exp: run until main breakpoint (timeout) [...] readline: readline_callback_read_char() called with no handler!^M ERROR: Process no longer exists kernel-debuginfo-3.16.3-200.fc20.x86_64 #0 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #1 in __GI_abort () at abort.c:89 #2 in rl_callback_read_char () at callback.c:116 #3 in rl_callback_read_char_wrapper (client_data=0x0) at event-top.c:167 #4 in stdin_event_handler (error=0, client_data=0x0) at event-top.c:373 #5 in handle_file_event (data=...) at event-loop.c:763 #6 in process_event () at event-loop.c:340 #7 in gdb_do_one_event () at event-loop.c:361 #8 in start_event_loop () at event-loop.c:429 #9 in cli_command_loop (data=0x0) at event-top.c:182 #10 in current_interp_command_loop () at interps.c:318 #11 in captured_command_loop (data=0x0) at main.c:323 #12 in catch_errors (func=0x6133a6 , func_args=0x0, errstring=0x902525 "", mask=RETURN_MASK_ALL) at exceptions.c:237 #13 in captured_main (data=0x7fff7eb43bd0) at main.c:1151 #14 in catch_errors (func=0x6137be , func_args=0x7fff7eb43bd0, errstring=0x902525 "", mask=RETURN_MASK_ALL) at exceptions.c:237 #15 in gdb_main (args=0x7fff7eb43bd0) at main.c:1159 #16 in main (argc=5, argv=0x7fff7eb43cd8) at gdb.c:32 That file /usr/lib/debug/lib/modules/3.16.3-200.fc20.x86_64/vdso/vdso64.so.debug is required for the crash reproducibility. That message warning: section not found in /usr/lib/debug/lib/modules/3.16.3-200.fc20.x86_64/vdso/vdso64.so.debug^M is does not seem to be right - the file looks OK to me - but that seems unrelated to this regression. Going to check next what vDSO separate debug info problem it is. Jan