Subject: bug#30182: closed (Re: bug#30182: Update)

From: [email-masked] (GNU bug Tracking System)
Date: Sat, 10 Feb 2018 09:48:03 +0000

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 [email-masked].

-- 
30182: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=30182
GNU Bug Tracking System
Contact [email-masked] with problems

Subject: Re: bug#30182: Update
From: martin rudalics <[email-masked]>
To: Eli Zaretskii <[email-masked]>
Cc: [email-masked], [email-masked]
Date: Sat, 10 Feb 2018 10:47:04 +0100
List-Id: <debbugs-submit.debbugs.gnu.org>

 > 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

Subject: 27.0.50; Crash when doing mouse-over on modeline
From: Sujith <[email-masked]>
To: [email-masked]
Date: Sat, 20 Jan 2018 11:56:29 +0530
List-Id: <debbugs-submit.debbugs.gnu.org>

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@entry=1, args=args@entry=0x7fffffffd8e8, target_type=<optimized out>, last_special=last_special@entry=false) at fns.c:751
751                     XSETCAR (tail, elt);
(gdb)
(gdb) bt full
#0  0x000000000056c25c in concat (nargs=nargs@entry=1, args=args@entry=0x7fffffffd8e8, target_type=<optimized out>, last_special=last_special@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@entry=1) at keyboard.c:3349
#4  0x00000000004f3bb8 in get_input_pending (flags=flags@entry=1) at keyboard.c:6805
#5  0x00000000004f6388 in detect_input_pending_run_timers (do_display=do_display@entry=true) at keyboard.c:9943
        old_timers_run = <optimized out>
#6  0x00000000005a470e in wait_reading_process_output (time_limit=time_limit@entry=30, nsecs=nsecs@entry=0, read_kbd=read_kbd@entry=-1, do_display=do_display@entry=true, wait_for_cell=wait_for_cell@entry=0x0, wait_proc=wait_proc@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@entry=true, display_option=display_option@entry=1) at dispnew.c:5799
        sec = 30
        nsec = 0
        do_display = true
#8  0x00000000004f940d in read_char (commandflag=commandflag@entry=1, map=map@entry=0x39621d3, prev_event=0x0, used_mouse_menu=used_mouse_menu@entry=0x7fffffffe50b, end_time=end_time@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@entry=0x7fffffffe600, prompt=prompt@entry=0x0, dont_downcase_last=dont_downcase_last@entry=false, can_return_switch_frame=can_return_switch_frame@entry=true, fix_current_buffer=fix_current_buffer@entry=true, prevent_redisplay=prevent_redisplay@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@entry=0x4fb280 <command_loop_1>, handlers=handlers@entry=0x4dd0, hfun=hfun@entry=0x4f20d0 <cmd_error>) at eval.c:1332
        val = <optimized out>
        c = 0x2c4b0b0
#12 0x00000000004ecc24 in command_loop_2 (ignore=ignore@entry=0x0) at keyboard.c:1111
        val = 0x3
#13 0x0000000000561a6d in internal_catch (tag=tag@entry=0xc2a0, func=func@entry=0x4ecc00 <command_loop_2>, arg=arg@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:
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  global-magit-file-mode: t
  diff-auto-refine-mode: t
  magit-auto-revert-mode: t
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  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:
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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
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mu4e-main mu4e-context mu4e-view cal-menu calendar cal-loaddefs
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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
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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))