From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Thierry Volpiatto Newsgroups: gmane.emacs.bugs Subject: bug#7098: Emacs24 crash with segmentation fault Date: Tue, 21 Dec 2010 12:34:38 +0100 Message-ID: <877hf3xstt.fsf@tux.homenetwork> References: <878w02r5zd.fsf@stupidchicken.com> <874oanxval.fsf@tux.homenetwork> <87r5djvm7b.fsf@stupidchicken.com> <87fwtz7cuq.fsf@tux.homenetwork> <87wrnacybt.fsf@stupidchicken.com> <877hfaf8k5.fsf@tux.homenetwork> <83ipythb8p.fsf@gnu.org> <87r5dhmw1a.fsf@tux.homenetwork> <83hbedh9mm.fsf@gnu.org> <87ei9ho8xu.fsf@tux.homenetwork> <83fwtxh65h.fsf@gnu.org> <87bp4jk0h2.fsf@tux.homenetwork> <877hf7zbj9.fsf@tux.homenetwork> <83pqszfl6c.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: dough.gmane.org 1292932407 24479 80.91.229.12 (21 Dec 2010 11:53:27 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Tue, 21 Dec 2010 11:53:27 +0000 (UTC) Cc: bug-gnu-emacs@gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Dec 21 12:53:23 2010 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1PV0mF-00007w-6b for geb-bug-gnu-emacs@m.gmane.org; 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h=from:to:cc:subject:references:face:date:in-reply-to:message-id :user-agent:mime-version:content-type; b=j+iGHFxXEf37GGZtLsMq4Yu3eIOuqArbfYGQwYUcLRNPixEMX45VQXKrjaKAO/MiTr DuQYHmOsQimWMZucZYuQNNYAMZkWxSPEX+gq7H2cP18TXqyctk2A7FgIe4KinfrGmZTx mEQM4tenPFIvlA8m9ePEZmZsRMcM3+GFSFvss= Original-Received: by 10.216.89.204 with SMTP id c54mr8034438wef.109.1292931318025; Tue, 21 Dec 2010 03:35:18 -0800 (PST) Original-Received: from tux.homenetwork (143.77.197-77.rev.gaoland.net [77.197.77.143]) by mx.google.com with ESMTPS id m6sm2431594wej.10.2010.12.21.03.35.15 (version=TLSv1/SSLv3 cipher=RC4-MD5); Tue, 21 Dec 2010 03:35:16 -0800 (PST) Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAABGdBTUEAALGPC/xhBQAAAAFz UkdCAK7OHOkAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAABJQ TFRFBwQEXyQQT0tD2k0bqUEftLCW5J1oDQAAAAlwSFlzAAALEQAACxEBf2RfkQAAAAl2cEFnAAAA MAAAADAAzu6MVwAAAZdJREFUOMt1U0FywyAMFLQPQLZ6N7R9gAO9F6N8wBP//ytdcDqNa6JDHO9K yyLJRL9hp4ks9SJMJ2hHQoe5E+EuemI+W8mwfvKRsLuYOEnt/ePrOu8KIayVYIlIMOaW5TrZvcIB sTzGmqlsSBR/zNu2bQ5PLvGChzKifBMxiFs9JLQKq1piLpHfPApWVJAfa4VojPF70K+bLOvGHgyk YKsAz5X3C4dpEFxBSkNAOJqsE3bB4jRnpKWa9otghl2TJdXUeo9mlRzxRAFpFnBMjw0pECS+EMwk dyBQacb0p/0b73hvdob/vS2Ll6PIPQbPvjdA63Xo4a/XpIxVOREvJc1kO4T9EA5rb1F85mC048po RJuW1p6jWzSvJJ2M5iU8FpjaV40zZu31oSnGc9aZy/yqiknPf4SIlMySacz6SJBCKWudrOqhwegT i8AvDtN8cGY0RWiw6nEg+8ZEueq/gZCpRJLlfPux7hjTOXD3lDs4/MQujg+AuzhxfkKUWTbXI8ao 9QvqnC2lu1iG+67gqb+JNvMTuwf8BxNSRJN3OGcZAAAAJXRFWHRkYXRlOmNyZWF0ZQAyMDEwLTEx LTI2VDA4OjI0OjQxKzAxOjAw3lS1DwAAACV0RVh0ZGF0ZTptb2RpZnkAMjAxMC0xMS0yNFQxMDo1 NDo1MiswMTowMDvcFUsAAAAASUVORK5CYII= In-Reply-To: <83pqszfl6c.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 18 Dec 2010 12:08:11 +0200") User-Agent: Gnus/5.110011 (No Gnus v0.11) Emacs/23.2.91 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Tue, 21 Dec 2010 06:29:02 -0500 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:42708 Archived-At: Eli Zaretskii writes: >> From: Thierry Volpiatto >> Date: Sat, 18 Dec 2010 10:16:10 +0100 >> Cc: >> >> First crash since yesterday when closing w3m: >> >> Program received signal SIGSEGV, Segmentation fault. >> 0x081903b7 in mark_object (arg=172893790) at alloc.c:5577 >> 5577 FLOAT_MARK (XFLOAT (obj)); > > Ouch! yes! >> (gdb) bt full >> #0 0x081903b7 in mark_object (arg=172893790) at alloc.c:5577 >> obj = > > How come values are "optimized out" when you compiled without > optimizations? Can you show a sample GCC compilation command line > from the build process, with all its switches? > > Also, please type "source /path/to/src/.gdbinit" at GDB's prompt > (where "/path/to/src/" is the Emacs src directory), and then type > "xbacktrace", to show the Lisp-level backtrace. Sorry, i have not the time actually to try to debug that, i have switched back to 23.2.91 that is stable, no crash. Maybe you could try to see why 23.2.* is stable and 24 is not. And what is wrong in alloc.c? -- A+ Thierry Get my Gnupg key: gpg --keyserver pgp.mit.edu --recv-keys 59F29997