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bug#43589: 27.1.50; Crash in Org mode buffer when moving point after usi
From: |
Eli Zaretskii |
Subject: |
bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled |
Date: |
Thu, 24 Sep 2020 18:03:40 +0300 |
> From: Simon Pugnet <simon@polaris64.net>
> Date: Thu, 24 Sep 2020 13:51:54 +0100
>
> 1. Launch ~emacs -Q~
> 2. Enable "visual" line numbers (~(setq display-line-numbers-type
> 'visual)~)
> 3. Create an Org mode buffer with the following content: -
> * Heading 1
> ** Heading 1a
> ** Heading 1b
> 4. Enable ~display-line-numbers-mode~
> 5. Enable ~visual-line-mode~
> 6. Move the point anywhere on the line with "Heading 1b"
> 7. Call ~outline-hide-other~
> 8. Call ~previous-line~ (via keybinding or directly)
>
> Emacs then crashes with SIGSEGV.
I couldn't reproduce this on my system.
> Debugging emacs in GDB while doing this seems to show a loop as
> follows: -
>
> Thread 1 "emacs" received signal SIGSEGV, Segmentation fault.
> 0x00005555555d1b39 in move_it_in_display_line_to
> (it=it@entry=0x7fffff6734e0, to_charpos=to_charpos@entry=171,
> to_x=to_x@entry=-1, op=op@entry=MOVE_TO_POS) at xdisp.c:9009
> 9009 {
This sounds like infinite recursion that causes stack overflow. Not
sure why it happens in your case but not in mine. Are you trying this
on a GUI frame or a TTY frame? (I tried both, but couldn't reproduce
on either.)
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Simon Pugnet, 2020/09/24
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled,
Eli Zaretskii <=
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Simon Pugnet, 2020/09/24
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Eli Zaretskii, 2020/09/24
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Daniel MartÃn, 2020/09/24
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Simon Pugnet, 2020/09/24
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Andy Moreton, 2020/09/24
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Eli Zaretskii, 2020/09/25
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Simon Pugnet, 2020/09/25
- bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Eli Zaretskii, 2020/09/25
bug#43589: 27.1.50; Crash in Org mode buffer when moving point after using outline-hide-other when visual-line-mode and visual line numbers are enabled, Simon Pugnet, 2020/09/24