From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.bugs Subject: bug#47244: 28.0.50; SIGSEGV in long-runnning Emacs Date: Mon, 29 Mar 2021 19:33:27 +0200 Message-ID: References: <87im5ofp3z.fsf@md5i.com> <87sg4rclim.fsf@md5i.com> <83k0q3dzj7.fsf@gnu.org> <83czvvdw7o.fsf@gnu.org> <14e14f28-7ece-cd98-5e49-d4583a0153a0@gmx.at> <16b279ef-a1c2-cd41-b18c-69383174c72a@gmx.at> <87a6qs7z60.fsf@md5i.com> <83eeg3kawg.fsf@gnu.org> <83y2e6kp9t.fsf@gnu.org> <83tuouknpb.fsf@gnu.org> <83sg4eknh5.fsf@gnu.org> <83r1jykmt0.fsf@gnu.org> <2d0dbdc8-3678-cd21-234a-9c63bb004629@gmx.at> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="19036"; mail-complaints-to="usenet@ciao.gmane.io" Cc: "mwd@md5i.com" , "schwab@linux-m68k.org" , "47244@debbugs.gnu.org" <47244@debbugs.gnu.org> To: Michael Welsh Duggan Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Mar 29 19:34:12 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1lQvmG-0004pm-4l for geb-bug-gnu-emacs@m.gmane-mx.org; 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Mon, 29 Mar 2021 19:33:30 +0200 In-Reply-To: Content-Language: en-US X-Provags-ID: V03:K1:DyFSwlhvGt+CfBiQgLXP0xwM5jVOArUznMytpmyawou1L+EgT4J hvSz7WI5y7QbAkNkydScEfVwghLohy65VUA9MB9X8a4+iI9j4BO9nH3dzL+jxglY1aeOBic LLRROBxZyPUzIsl4r9trlUM7A0KgwDkd7kF07I6XM2E7uvxN/S8gs+yHLTMnlgI6LNUHdJP zc5uo7JqTk4V1cYNLLNBg== X-UI-Out-Filterresults: notjunk:1;V03:K0:EOdx6/18pu4=:NqoYgp1JqpbPz3d+vYobv2 A7HUdR3kmbBEsEoFsWBmC5T6QxvIDLnDxwewGtalw/pHwfk4rQ2zg7Q28ALnTaQ4/pIycKksR GroH5PKp/izxxmLV/eKEd/pTpC6015eWuO+3FSr3D2mTS3pVvhKow2wqYH/6DG7l4BLjrM6fW +xaaCK/R2tvKmeWLv7UdQDJ3UXzoUyeEkosxrLV6XHzfchNqHFmq49JEXRpehW+/93Tw7tcIg 8uDXCQdXzv/h9DuqND5HybEw7jMe6NH3wpjxDML5tGgT0OV1+pLZ5qMgI60FX5h7m2fwxRx5Q blJ3nn1UhLO4RayEA3lw37AzkzNYfNcJGPk6j9L29exiRoLSXzK6ayTxsNZHKb6I8ZGBrtV+u QzT3WW50tGOkYILsx5g8NaYNXSo3Uh/k1GfuACpO66eCWaK2AhUlRn4g48KTBZru8fbJzm3en etDRdYT8LmvOIWqt14p0o68mhpzFzy8mp9moUVXg59qWWb+WmpZGMPozxJXuTflyfkyZyROl1 S5K1CRd8yZH+/UG3DgV8V6TcKf1zd78VsrxsbeTsBldIRH5JBL3QvdXkK5F121YmNHD8JsQrk zWWztrVwhzaHIHTZQ2fCkdp8EgmAevoOSTOlq2sTe262YxeiOOwNoYFj4SaFW2YhHF7HU/83S EikJOEeWSi4l6RY1JImJUSG9L4qHYseM0kx/X0tIgoVRMElgRnAt9hEdGXxwpDAkuy+sb7VA8 CzVVuCQggrQIKLdYKcJq/3Ujn+dAejuYpVWWO/lHDOfHG1pw9eqlol9BGnL+C7AcASIudLEW X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:203263 Archived-At: > I had removed it, sorry. I'll put it in for the next time. Don't. I completely forgot that we do replace_buffer_in_windows_safely when that fails which even recreates *scratch* when no other buffer is found. > I think so. Both the *Server* window and the *Group* window will, under > normal circumstances, be the only window on the frame. > >> p XWINDOW (selected_window)->parent >> p XWINDOW (selected_window)->prev >> p XWINDOW (selected_window)->next >> p XWINDOW (selected_window)->top_line >> p XWINDOW (selected_window)->pixel_height >> >> print? > > (gdb) p XWINDOW (selected_window)->parent > $15 = XIL(0) > (gdb) p XWINDOW (selected_window)->prev > $16 = XIL(0) > (gdb) p XWINDOW (selected_window)->next > $17 = XIL(0x555556e96635) > (gdb) p XWINDOW (selected_window)->top_line > $18 = 0 > (gdb) p XWINDOW (selected_window)->pixel_height > $19 = 995 These confirm what you say above. Maybe we get that dead buffer via `set-window-configuration'? Could else if (!NILP (w->start)) /* Leaf window has no live buffer, get one. */ have failed? Can a "live window" have w->start equal nil? martin