Subject: bug#76592: closed (Re: bug#76592: Crash with tty child frame outside borders of top frame)

From: [email-masked] (GNU bug Tracking System)
Date: Thu, 27 Feb 2025 08:51:02 +0000

Your bug report

#76592: Crash with tty child frame outside borders of top frame

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to [email-masked].

-- 
76592: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=76592
GNU Bug Tracking System
Contact [email-masked] with problems

Subject: Re: bug#76592: Crash with tty child frame outside borders of top frame
From: martin rudalics <[email-masked]>
To: Gerd Möllmann <[email-masked]>
Cc: [email-masked]
Date: Thu, 27 Feb 2025 09:50:25 +0100
List-Id: <debbugs-submit.debbugs.gnu.org>

 > Thanks, Martin. Fix pushed to master. Amazing mistake :-/.

Fix confirmed, bug marked as done.

Thanks, martin

Subject: Crash with tty child frame outside borders of top frame
From: martin rudalics <[email-masked]>
To: Bug-Gnu-Emacs <[email-masked]>
Date: Wed, 26 Feb 2025 18:15:44 +0100
List-Id: <debbugs-submit.debbugs.gnu.org>

When I try to create a child frame that is completely on the right of
the top frame with emacs -Q -nw, the attached file loaded and doing C-l
master crashes as follows:

Program received signal SIGSEGV, Segmentation fault.
0x0000000000549b5c in FACE_FROM_ID (f=0x0, id=0) at ../../src/frame.h:1631
1631	  eassert (0 <= id && id < FRAME_FACE_CACHE (f)->used);
(gdb) bt
#0  0x0000000000549b5c in FACE_FROM_ID (f=0x0, id=0) at ../../src/frame.h:1631
#1  0x000000000054bfa2 in tty_write_glyphs (f=0x35852d30, string=0x7f8e1f63b2c0, len=81) at ../../src/term.c:793
#2  0x000000000055759b in write_glyphs (f=0x35852d30, string=0x7f8e1f63a140, len=81) at ../../src/terminal.c:182
#3  0x000000000042c9b4 in write_row (f=0x35852d30, vpos=10, updating_menu_p=false) at ../../src/dispnew.c:5935
#4  0x000000000042beae in write_matrix (f=0x35852d30, inhibit_id_p=false, updating_menu_p=false) at ../../src/dispnew.c:5716
#5  0x00000000004276ed in combine_updates_for_frame (f=0x35852d30, inhibit_scrolling=false) at ../../src/dispnew.c:4019
#6  0x0000000000427a29 in combine_updates (roots=XIL(0x7f8e1efff303)) at ../../src/dispnew.c:4068
#7  0x000000000048320f in redisplay_internal () at ../../src/xdisp.c:17613
#8  0x0000000000480ac4 in redisplay () at ../../src/xdisp.c:16670
#9  0x00000000005f6ae1 in read_char (commandflag=1, map=XIL(0x7f8e1f000183), prev_event=XIL(0), used_mouse_menu=0x7ffdae903a0f, end_time=0x0) at ../../src/keyboard.c:2672
#10 0x000000000060ab40 in read_key_sequence (keybuf=0x7ffdae903bc0, prompt=XIL(0), dont_downcase_last=false, can_return_switch_frame=true, fix_current_buffer=true, prevent_redisplay=false, disable_text_conversion_p=false) at ../../src/keyboard.c:10757
#11 0x00000000005f2e62 in command_loop_1 () at ../../src/keyboard.c:1424
#12 0x00000000006d012d in internal_condition_case (bfun=0x5f2a33 <command_loop_1>, handlers=XIL(0x90), hfun=0x5f1eb5 <cmd_error>) at ../../src/eval.c:1602
#13 0x00000000005f25fa in command_loop_2 (handlers=XIL(0x90)) at ../../src/keyboard.c:1163
#14 0x00000000006cf597 in internal_catch (tag=XIL(0x123f0), func=0x5f25d0 <command_loop_2>, arg=XIL(0x90)) at ../../src/eval.c:1282
#15 0x00000000005f258c in command_loop () at ../../src/keyboard.c:1141
#16 0x00000000005f1957 in recursive_edit_1 () at ../../src/keyboard.c:749
#17 0x00000000005f1b83 in Frecursive_edit () at ../../src/keyboard.c:832
#18 0x00000000005ed365 in main (argc=5, argv=0x7ffdae9041f8) at ../../src/emacs.c:2562

Lisp Backtrace:
"redisplay_internal (C function)" (0x0)

martin

In GNU Emacs 31.0.50 (build 61, x86_64-pc-linux-gnu, GTK+ Version
  3.24.38, cairo version 1.16.0) of 2025-02-26 built on restno
Repository revision: 5815bd52279fdedc752f9f92ace86f8243fbd604
Repository branch: master
Windowing system distributor 'The X.Org Foundation', version 11.0.12101007
System Description: Debian GNU/Linux 12 (bookworm)

Configured using:
  'configure --with-gif=ifavailable --with-tiff=ifavailable
  --with-gnutls=no --without-pop --enable-checking=yes,glyphs,structs
  --enable-check-lisp-object-type=yes 'CFLAGS=-O0 -g3 -no-pie
  -Wno-missing-braces''

Configured features:
CAIRO DBUS FREETYPE GIF GLIB GSETTINGS HARFBUZZ JPEG LIBSELINUX MODULES
NOTIFY INOTIFY PDUMPER PNG RSVG SECCOMP SOUND THREADS TIFF
TOOLKIT_SCROLL_BARS WEBP X11 XDBE XIM XINERAMA XINPUT2 XPM XRANDR GTK3
ZLIB

Important settings:
   value of $LANG: de_AT.UTF-8
   value of $XMODIFIERS: @im=ibus
   locale-coding-system: utf-8-unix

Major mode: Lisp Interaction

Minor modes in effect:
   tooltip-mode: t
   global-eldoc-mode: t
   eldoc-mode: t
   show-paren-mode: t
   electric-indent-mode: t
   mouse-wheel-mode: t
   tool-bar-mode: t
   menu-bar-mode: t
   file-name-shadow-mode: t
   global-font-lock-mode: t
   font-lock-mode: t
   blink-cursor-mode: t
   minibuffer-regexp-mode: t
   line-number-mode: t
   indent-tabs-mode: t
   transient-mark-mode: t
   auto-composition-mode: t
   auto-encryption-mode: t
   auto-compression-mode: t

Load-path shadows:
None found.

Features:
(shadow sort mail-extr emacsbug lisp-mnt message mailcap yank-media puny
dired dired-loaddefs rfc822 mml mml-sec password-cache epa derived epg
rfc6068 epg-config gnus-util text-property-search time-date subr-x
mm-decode mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils
mailheader cl-loaddefs cl-lib sendmail rfc2047 rfc2045 ietf-drums
mm-util mail-prsvr mail-utils rmc iso-transl tooltip cconv eldoc paren
electric uniquify ediff-hook vc-hooks lisp-float-type elisp-mode mwheel
term/x-win x-win term/common-win x-dnd touch-screen tool-bar dnd fontset
image regexp-opt fringe tabulated-list replace newcomment text-mode
lisp-mode prog-mode register page tab-bar menu-bar rfn-eshadow isearch
easymenu timer select scroll-bar mouse jit-lock font-lock syntax
font-core term/tty-colors frame minibuffer nadvice seq simple cl-generic
indonesian philippine cham georgian utf-8-lang misc-lang vietnamese
tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek
romanian slovak czech european ethiopic indian cyrillic chinese
composite emoji-zwj charscript charprop case-table epa-hook
jka-cmpr-hook help abbrev obarray oclosure cl-preloaded button loaddefs
theme-loaddefs faces cus-face macroexp files window text-properties
overlay sha1 md5 base64 format env code-pages mule custom widget keymap
hashtable-print-readable backquote threads dbusbind inotify
dynamic-setting system-font-setting font-render-setting cairo gtk
x-toolkit xinput2 x multi-tty move-toolbar make-network-process
tty-child-frames emacs)

Memory information:
((conses 16 40341 9445) (symbols 48 5445 0) (strings 32 13146 2478)
  (string-bytes 1 321308) (vectors 16 9699)
  (vector-slots 8 116264 4423) (floats 8 21 3) (intervals 56 243 0)
  (buffers 984 10))