GNU bug report logs - #30182
27.0.50; Crash when doing mouse-over on modeline

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Package: emacs;

Reported by: Sujith <m.sujith <at> gmail.com>

Date: Sat, 20 Jan 2018 06:27:02 UTC

Severity: normal

Found in version 27.0.50

Done: martin rudalics <rudalics <at> gmx.at>

Bug is archived. No further changes may be made.

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Sujith <m.sujith <at> gmail.com>
Subject: bug#30182: closed (Re: bug#30182: Update)
Date: Sat, 10 Feb 2018 09:48:03 +0000
[Message part 1 (text/plain, inline)]
Your bug report

#30182: 27.0.50; Crash when doing mouse-over on modeline

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 30182 <at> debbugs.gnu.org.

-- 
30182: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=30182
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems
[Message part 2 (message/rfc822, inline)]
From: martin rudalics <rudalics <at> gmx.at>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: m.sujith <at> gmail.com, 30182-close <at> debbugs.gnu.org
Subject: Re: bug#30182: Update
Date: Sat, 10 Feb 2018 10:47:04 +0100
> Agreed.  I'll probably move it to display_mode_lines.

Moved there now.  Thanks to everyone involved for helping to track
down this bug.

Closing this bug, martin

[Message part 3 (message/rfc822, inline)]
From: Sujith <m.sujith <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: 27.0.50; Crash when doing mouse-over on modeline
Date: Sat, 20 Jan 2018 11:56:29 +0530
On master branch, emacs crashes when moving the mouse pointer
across the modeline.

* emacs -Q
* M-x w3m
* Move the mouse cursor across the modeline.
* Emacs crashes.

Backtrace:
----------

Thread 1 "emacs" received signal SIGSEGV, Segmentation fault.
concat (nargs=nargs <at> entry=1, args=args <at> entry=0x7fffffffd8e8, target_type=<optimized out>, last_special=last_special <at> entry=false) at fns.c:751
751                     XSETCAR (tail, elt);
(gdb)
(gdb) bt full
#0  0x000000000056c25c in concat (nargs=nargs <at> entry=1, args=args <at> entry=0x7fffffffd8e8, target_type=<optimized out>, last_special=last_special <at> entry=false)
    at fns.c:751
        elt = 0x146ae45 <bss_sbrk_buffer+8834693>
        thislen = <optimized out>
        thisleni = <optimized out>
        thisindex = <optimized out>
        thisindex_byte = 0
        val = <optimized out>
        tail = 0x0
        this = <optimized out>
        toindex = -1
        toindex_byte = 0
        result_len = <optimized out>
        result_len_byte = <optimized out>
        argnum = 0
        last_tail = 0x0
        prev = 0x39fdf13
        some_multibyte = <optimized out>
        textprops = <optimized out>
        num_textprops = 0
        sa_avail = <optimized out>
        sa_must_free = <optimized out>
#1  0x000000000056c9cc in Fcopy_sequence (arg=<optimized out>) at fns.c:514
#2  0x00000000004f2bff in timer_check () at keyboard.c:4381
        nexttime = <optimized out>
        timers = <optimized out>
        idle_timers = <optimized out>
        tem = 0x0
#3  0x00000000004f3179 in readable_events (flags=flags <at> entry=1) at keyboard.c:3349
#4  0x00000000004f3bb8 in get_input_pending (flags=flags <at> entry=1) at keyboard.c:6805
#5  0x00000000004f6388 in detect_input_pending_run_timers (do_display=do_display <at> entry=true) at keyboard.c:9943
        old_timers_run = <optimized out>
#6  0x00000000005a470e in wait_reading_process_output (time_limit=time_limit <at> entry=30, nsecs=nsecs <at> entry=0, read_kbd=read_kbd <at> entry=-1, do_display=do_display <at> entry=true, wait_for_cell=wait_for_cell <at> entry=0x0, wait_proc=wait_proc <at> entry=0x0, just_wait_proc=0) at process.c:5514
        old_timers_run = 42
        old_buffer = 0x399c7d0
        old_window = 0x13e9c35 <bss_sbrk_buffer+8305781>
        leave = false
        process_skipped = <optimized out>
        channel = <optimized out>
        nfds = 1
        Available = {fds_bits = {32, 0 <repeats 15 times>}}
        Writeok = {fds_bits = {0 <repeats 16 times>}}
        check_write = <optimized out>
        check_delay = <optimized out>
        no_avail = false
        xerrno = 11
        proc = <optimized out>
        timeout = {tv_sec = 0, tv_nsec = 0}
        end_time = <optimized out>
        timer_delay = <optimized out>
        got_output_end_time = {tv_sec = 1516429254, tv_nsec = 917181698}
        wait = TIMEOUT
        got_some_output = -1
        retry_for_async = <optimized out>
        now = {tv_sec = 0, tv_nsec = -1}
#7  0x0000000000420219 in sit_for (timeout=<optimized out>, reading=reading <at> entry=true, display_option=display_option <at> entry=1) at dispnew.c:5799
        sec = 30
        nsec = 0
        do_display = true
#8  0x00000000004f940d in read_char (commandflag=commandflag <at> entry=1, map=map <at> entry=0x39621d3, prev_event=0x0, used_mouse_menu=used_mouse_menu <at> entry=0x7fffffffe50b, end_time=end_time <at> entry=0x0) at keyboard.c:2723
        tem0 = <optimized out>
        timeout = <optimized out>
        delay_level = <optimized out>
        buffer_size = <optimized out>
        c = <optimized out>
        jmpcount = 3
        local_getcjmp =
                {{__jmpbuf = {12419232, 2843205084361714529, 20880437, 59917508, 0, 60533139, -2843205083308037279, 2843204488341678945}, __mask_was_saved = 0, __saved_mask = {__val = {140737488348000, 60409808, 60409813, 950, 5608020, 0, 4, 0, 60409808, 0, 140737488347616, 237, 31296, 0, 0, 0}}}}
        save_jump = {{__jmpbuf = {0, 0, 0, 0, 0, 0, 0, 0}, __mask_was_saved = 0, __saved_mask = {__val = {0 <repeats 16 times>}}}}
        tem = <optimized out>
        save = <optimized out>
        previous_echo_area_message = 0x0
        also_record = 0x0
        reread = false
        recorded = false
        polling_stopped_here = false
        orig_kboard = 0x2cb1870
#9  0x00000000004f98b8 in read_key_sequence (keybuf=keybuf <at> entry=0x7fffffffe600, prompt=prompt <at> entry=0x0, dont_downcase_last=dont_downcase_last <at> entry=false, can_return_switch_frame=can_return_switch_frame <at> entry=true, fix_current_buffer=fix_current_buffer <at> entry=true, prevent_redisplay=prevent_redisplay <at> entry=false, bufsize=30) at keyboard.c:9137
        interrupted_kboard = 0x2cb1870
        interrupted_frame = 0x13e8c30 <bss_sbrk_buffer+8301680>
        key = <optimized out>
        used_mouse_menu = false
        echo_local_start = 0
        last_real_key_start = 0
        keys_local_start = 0
        new_binding = <optimized out>
        t = 0
        echo_start = 0
        keys_start = 0
        current_binding = 0x39621d3
        first_unbound = 31
        mock_input = 0
        fkey = {parent = 0x1066b23 <bss_sbrk_buffer+4623203>, map = 0x1066b23 <bss_sbrk_buffer+4623203>, start = 0, end = 0}
        keytran = {parent = 0xc6aa93 <bss_sbrk_buffer+445139>, map = 0xc6aa93 <bss_sbrk_buffer+445139>, start = 0, end = 0}
        indec = {parent = 0x1066b33 <bss_sbrk_buffer+4623219>, map = 0x1066b33 <bss_sbrk_buffer+4623219>, start = 0, end = 0}
        shift_translated = false
        delayed_switch_frame = 0x0
        original_uppercase = 0x0
        original_uppercase_position = -1
        dummyflag = false
        fake_prefixed_keys = 0x0
        first_event = 0x0
#10 0x00000000004fb47c in command_loop_1 () at keyboard.c:1370
        cmd = <optimized out>
        keybuf =
          {0x200001e2, 0x4ef901 <Fcommand_error_default_function+177>, 0x0, 0xbda740 <lispsym>, 0x3, 0x56290c <Ffuncall+604>, 0xcb4401 <bss_sbrk_buffer+746561>, 0x3694c33, 0x7fffffffe6d0, 0x0, 0x3694c33, 0xcb44c3 <bss_sbrk_buffer+746755>, 0xffffffffffffffff, 0x565e84 <call3+52>, 0x99520, 0x3694c33, 0x85a144 <pure+36>, 0x0, 0x0, 0xa8f7ec3c8fd0ea00, 0x7fffffffe6d0, 0x4f20a1 <cmd_error_internal+113>, 0x7fffffffe6d0, 0x0, 0x0, 0x4f21e7 <cmd_error+279>, 0xcb4400 <bss_sbrk_buffer+746560>, 0x562399 <unbind_to+137>, 0x5, 0x7590}
        i = <optimized out>
        prev_modiff = 15
        prev_buffer = 0xc6d400 <bss_sbrk_buffer+455744>
#11 0x0000000000561afe in internal_condition_case (bfun=bfun <at> entry=0x4fb280 <command_loop_1>, handlers=handlers <at> entry=0x4dd0, hfun=hfun <at> entry=0x4f20d0 <cmd_error>) at eval.c:1332
        val = <optimized out>
        c = 0x2c4b0b0
#12 0x00000000004ecc24 in command_loop_2 (ignore=ignore <at> entry=0x0) at keyboard.c:1111
        val = 0x3
#13 0x0000000000561a6d in internal_catch (tag=tag <at> entry=0xc2a0, func=func <at> entry=0x4ecc00 <command_loop_2>, arg=arg <at> entry=0x0) at eval.c:1097
        val = <optimized out>
        c = 0x2c45900
#14 0x00000000004ecbbb in command_loop () at keyboard.c:1090
#15 0x00000000004f1ce3 in recursive_edit_1 () at keyboard.c:696
        val = <optimized out>
#16 0x00000000004f2009 in Frecursive_edit () at keyboard.c:767
        buffer = <optimized out>
#17 0x000000000041633f in main (argc=<optimized out>, argv=0x7fffffffe998) at emacs.c:1724
        stack_bottom_variable = 0x7ffff0013ea2
        do_initial_setlocale = <optimized out>
        dumping = <optimized out>
        skip_args = 0
        no_loadup = false
        junk = 0x0
        dname_arg = 0x0
        ch_to_dir = 0x0
        original_pwd = <optimized out>
        disable_aslr = <optimized out>
        rlim = {rlim_cur = 10022912, rlim_max = 18446744073709551615}
        sockfd = -1


In GNU Emacs 27.0.50 (build 2, x86_64-pc-linux-gnu, GTK+ Version 3.22.26)
 of 2018-01-20 built on the-damned
Repository revision: 95ce4eb5d9e1c7644b598ee0aa9b2524d1bc868f
Windowing system distributor 'The X.Org Foundation', version 11.0.11906000
Recent messages:
Wrote /home/sujith/a.txt
Saving file /home/sujith/a.txt...
Wrote /home/sujith/a.txt
Saving file /home/sujith/a.txt...
Wrote /home/sujith/a.txt
Saving file /home/sujith/a.txt...
Wrote /home/sujith/a.txt
Mark set
scroll-down-command: Beginning of buffer [7 times]
Making completion list...

Configured using:
 'configure --prefix=/usr --without-gconf --without-gsettings
 --without-selinux --without-gnutls --without-libsystemd
 --without-threads --without-dbus
 PKG_CONFIG_PATH=/usr/lib/imagemagick6/pkgconfig/'

Configured features:
XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM NOTIFY ACL LIBXML2
FREETYPE M17N_FLT LIBOTF XFT ZLIB TOOLKIT_SCROLL_BARS GTK3 X11 LCMS2

Important settings:
  value of $LANG: en_IN.UTF-8
  locale-coding-system: utf-8-unix

Major mode: Text

Minor modes in effect:
  flyspell-mode: t
  global-magit-file-mode: t
  diff-auto-refine-mode: t
  magit-auto-revert-mode: t
  global-git-commit-mode: t
  async-bytecomp-package-mode: t
  shell-dirtrack-mode: t
  display-time-mode: t
  iswitchb-mode: t
  savehist-mode: t
  override-global-mode: t
  save-place-mode: t
  cl-old-struct-compat-mode: t
  tooltip-mode: t
  global-eldoc-mode: t
  mouse-wheel-mode: t
  file-name-shadow-mode: t
  global-font-lock-mode: t
  font-lock-mode: t
  blink-cursor-mode: t
  auto-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  column-number-mode: 1
  line-number-mode: t
  transient-mark-mode: t

Load-path shadows:
None found.

Features:
(shadow face-remap emacsbug term/tmux term/xterm xterm flyspell ispell
elec-pair mu4e-alert pcase ht s alert log4e rx notifications dbus xml
gntp magit-obsolete magit-blame magit-stash magit-bisect magit-remote
magit-commit magit-sequence magit-notes magit-worktree magit-branch
magit-collab ghub url-auth url url-proxy url-privacy url-expand
url-methods url-history url-cookie url-domsuf url-util mailcap let-alist
magit-files magit-refs magit-status magit magit-repos magit-apply
magit-wip magit-log magit-diff smerge-mode diff-mode magit-core
magit-autorevert autorevert filenotify magit-process magit-margin
magit-mode git-commit magit-git magit-section magit-utils crm
magit-popup log-edit pcvs-util add-log with-editor cl-extra help-mode
async-bytecomp advice async shell pcomplete dash mu4e-contrib mu4e
desktop frameset mu4e-speedbar speedbar sb-image ezimage dframe
mu4e-main mu4e-context mu4e-view cal-menu calendar cal-loaddefs
thingatpt browse-url comint ansi-color mu4e-headers mu4e-compose
mu4e-draft mu4e-actions ido rfc2368 smtpmail sendmail mu4e-mark
mu4e-message html2text mu4e-proc mu4e-utils doc-view jka-compr
image-mode mu4e-lists mu4e-vars message rmc puny format-spec rfc822 mml
mml-sec epa derived epg gnus-util rmail rmail-loaddefs mm-decode
mm-bodies mm-encode mail-parse rfc2231 rfc2047 rfc2045 mm-util
ietf-drums mail-prsvr mailabbrev mail-utils gmm-utils mailheader hl-line
cl mu4e-meta time dired-x dired dired-loaddefs edmacro kmacro xcscope
ring server iswitchb savehist bind-key easy-mmode saveplace finder-inf
info package easymenu epg-config url-handlers url-parse auth-source
cl-seq eieio eieio-core cl-macs eieio-loaddefs password-cache json map
url-vars seq byte-opt gv bytecomp byte-compile cconv cl-loaddefs cl-lib
time-date mule-util tooltip eldoc electric uniquify ediff-hook vc-hooks
lisp-float-type mwheel term/x-win x-win term/common-win x-dnd tool-bar
dnd fontset image regexp-opt fringe tabulated-list replace newcomment
text-mode elisp-mode lisp-mode prog-mode register page menu-bar
rfn-eshadow isearch timer select scroll-bar mouse jit-lock font-lock
syntax facemenu font-core term/tty-colors frame cl-generic 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 charscript charprop
case-table epa-hook jka-cmpr-hook help simple abbrev obarray minibuffer
cl-preloaded nadvice loaddefs button faces cus-face macroexp files
text-properties overlay sha1 md5 base64 format env code-pages mule
custom widget hashtable-print-readable backquote inotify lcms2
dynamic-setting font-render-setting move-toolbar gtk x-toolkit x
multi-tty make-network-process emacs)

Memory information:
((conses 16 212648 40734)
 (symbols 48 31715 1)
 (miscs 40 622 2583)
 (strings 32 67813 4045)
 (string-bytes 1 1998341)
 (vectors 16 31729)
 (vector-slots 8 661669 18786)
 (floats 8 126 425)
 (intervals 56 307 0)
 (buffers 992 13))



This bug report was last modified 7 years and 108 days ago.

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