From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Odd gdb problem Date: Mon, 06 Dec 2021 20:43:50 +0100 Message-ID: <87tufljz7t.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="17734"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Dec 06 20:44:37 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1muJue-0004S4-Ra for ged-emacs-devel@m.gmane-mx.org; Mon, 06 Dec 2021 20:44:36 +0100 Original-Received: from localhost ([::1]:34666 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1muJud-0004Wt-JJ for ged-emacs-devel@m.gmane-mx.org; Mon, 06 Dec 2021 14:44:35 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:53206) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muJu1-0003DJ-Uv for emacs-devel@gnu.org; Mon, 06 Dec 2021 14:43:57 -0500 Original-Received: from [2a01:4f9:2b:f0f::2] (port=58200 helo=quimby.gnus.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muJu0-0007VT-0D for emacs-devel@gnu.org; Mon, 06 Dec 2021 14:43:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:Date:Subject:To:From: Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: In-Reply-To:References:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=S5sBlU8LhNCiA98QlYIHgAvmGYw1Ru7D/siRsfKDOlE=; b=lh/ursbGn99HMzCxQDKMSxEbOw PAo7xyIxjQi0I+b+yqAJ9DZPIRIrAnslx2N8yx71gb3qR97H8zZ1/pG1MbUZUoDRAxeX7e0+lPQxE r/1vMMO/1C9pJ82rlg4O6AIfiGMB7o6tqrWkd4oOq1Bp7C8gfibuhHoD4eeB1FF7QKiA=; Original-Received: from [84.212.220.105] (helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1muJtv-0008Mj-F9 for emacs-devel@gnu.org; Mon, 06 Dec 2021 20:43:53 +0100 Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwAgMAAAAqbBEUAAAABGdBTUEAALGPC/xhBQAAACBj SFJNAAB6JgAAgIQAAPoAAACA6AAAdTAAAOpgAAA6mAAAF3CculE8AAAADFBMVEXjza7QuqCogWD/ //+BhT4TAAAAAWJLR0QDEQxM8gAAAAd0SU1FB+UMBhMPFgfqJvsAAAGoSURBVCjPLVFNi9swEB0t 9kJvCcSB7LmU9l/IsAm0Jwn0RO1bIQm1f8eS8zZUhua0Kbax5ld2pO2A7XnWvA9JRHuqCkWPRhlH eKZV8aGiKpiCXFXWzkDVAZqg96pU2ihQRQ2l0vKoE61Tr/LLkk1/qwy8KJMI5NmGQELPvRKfQj4Z iV5TpOaBmeuJhrXOIJ5rR77OMxVtZCyUrwkUmfMH4b3PAnCkTHYFbesfh1dTSrwHAXBl78qkGCg8 fa/6YJE5QFf2k0HqyOJs+2iM2EhQzOi5hlYyajyHnltgb2Tj236SlEBdg1rfJjC4lbpT5zkVIqnu HbR8WJKPH2bmR74ctfpJCFMCg8SNku2t50u8CifQo1jy3/EaNQWqTi334/gpajURTrj55bhd0tiu w22Inw+LE+kvDQaOnVqMrDSo2lv8qkYjHGtw4/mbnbTcAoxreb4YAWmzo+fh+vKWQRMVhunlrtVA eOLS+tF5XQfCmW98Xo61Vr9oB56DX/7fHOQwpJ5XctYB0dtm4HbuQEXl7R2DP7W/11QCuwiPI/SG XDAfsXNkrd78A4oupznw7ZKaAAAAJXRFWHRkYXRlOmNyZWF0ZQAyMDIxLTEyLTA2VDE5OjE1OjIy KzAwOjAwsXG/LwAAACV0RVh0ZGF0ZTptb2RpZnkAMjAyMS0xMi0wNlQxOToxNToyMiswMDowMMAs B5MAAAAASUVORK5CYII= X-Now-Playing: Yukihiro Takahashi's _Neuromantic_: "Curtains" X-Host-Lookup-Failed: Reverse DNS lookup failed for 2a01:4f9:2b:f0f::2 (failed) Received-SPF: pass client-ip=2a01:4f9:2b:f0f::2; envelope-from=larsi@gnus.org; helo=quimby.gnus.org X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:281156 Archived-At: I'm seeing this on the current trunk (not emacs-28) and on Debian/bookworm (not on Debian/bullseye, the stable Debian release). I don't think I've ever seen something like this before: larsi@xo:~/src/emacs/trunk$ gdb ./src/emacs GNU gdb (Debian 10.1-2) 10.1.90.20210103-git Copyright (C) 2021 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. [...] Type "apropos word" to search for commands related to "word"... Reading symbols from ./src/emacs... (gdb) run -Q . Starting program: /home/larsi/src/emacs/trunk/src/emacs -Q . [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7ffff172b640 (LWP 823779)] [New Thread 0x7ffff0eaf640 (LWP 823780)] [New Thread 0x7fffebfff640 (LWP 823781)] [New Thread 0x7fffeb7fe640 (LWP 823782)] [Thread 0x7fffeb7fe640 (LWP 823782) exited] [New Thread 0x7fffeb7fe640 (LWP 823783)] [New Thread 0x7fffeaffd640 (LWP 823784)] [Thread 0x7fffeb7fe640 (LWP 823783) exited] [New Thread 0x7fffeb7fe640 (LWP 823785)] [New Thread 0x7fffea7fc640 (LWP 823786)] [Thread 0x7fffeaffd640 (LWP 823784) exited] [Thread 0x7fffeb7fe640 (LWP 823785) exited] [Thread 0x7fffea7fc640 (LWP 823786) exited] [Detaching after vfork from child process 823787] [Thread 0x7fffebfff640 (LWP 823781) exited] [Thread 0x7ffff0eaf640 (LWP 823780) exited] [Thread 0x7ffff172b640 (LWP 823779) exited] Program terminated with signal SIGTRAP, Trace/breakpoint trap. The program no longer exists. (gdb) That is, if I start "emacs -Q ." (i.e., open a dired buffer), then it exits with SIGTRAP, which is something I can't recall having seen before ever. (And Emacs works fine from without gdb.) I tried googling briefly, but no. Does anybody know what this might mean? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no