GNU bug report logs - #76517
31.0.50; feature/igc 6ff509af3d31 crash on Wayland KDE, (with -g3

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From: Eval Exec <execvy <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 76517 <at> debbugs.gnu.org
Subject: bug#76517: 31.0.50; feature/igc 6ff509af3d31 crash on Wayland KDE, (with -g3
Date: Mon, 24 Feb 2025 20:54:03 +0800

> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/character.c:238
> >         disp = <optimized out>
> >         ch = <optimized out>
> >         i = <optimized out>
> >         width = <optimized out>
> > #16 0x00000000004933d8 in c_string_width (nbytes=<synthetic pointer>,
> > nchars=<synthetic pointer>, precision=<optimized out>, len=69,
> >     str=0x7f1ec16860fa "\274\214我中间使用 充电宝给电脑冲了一次电。还行。。。") at

> Does this string ring any bells?  It should be shown somewhere on the
> mode line.  What is it?

Yes, I remember it, it's a Chinese sentence in org-journal file's org
heading line, I wrote it in the org file.
When I move cursor to the org heading line, the `breadcrumb.el` will
show this Chinese sentence in header-line.

On Mon, Feb 24, 2025 at 8:47 PM Eli Zaretskii <eliz <at> gnu.org> wrote:
>
> > From: Eval Exec <execvy <at> gmail.com>
> > Date: Mon, 24 Feb 2025 10:26:46 +0800
> >
> > Hello,
> > I'm helping to test feature/igc branch
> >
> > I got crash:
> > (gdb) source /home/exec/Projects/git.savannah.gnu.org/git/emacs
> > emacs/       emacs-build/ emacs-criu/  emacs-flake/
> > (gdb) source /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/.gdbinit
> > warning: /home/exec/../lwlib: No such file or directory
> > SIGINT is used by the debugger.
> > Are you sure you want to change it? (y or n) [answered Y; input not
> > from terminal]
> > DISPLAY = :0
> > WAYLAND_DISPLAY = wayland-0
> > TERM = tmux-256color
> > Breakpoint 1 at 0x423d97: file
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/emacs.c, line
> > 425.
> > (gdb) bt full
> > #0  0x00007f1f3ed30a9c in __pthread_kill_implementation () from
> > /nix/store/nqb2ns2d1lahnd5ncwmn6k84qfd7vx2k-glibc-2.40-36/lib/libc.so.6
> > No symbol table info available.
> > #1  0x00007f1f3ecde576 in raise () from
> > /nix/store/nqb2ns2d1lahnd5ncwmn6k84qfd7vx2k-glibc-2.40-36/lib/libc.so.6
> > No symbol table info available.
> > #2  0x0000000000423e51 in terminate_due_to_signal (sig=11,
> > backtrace_limit=<optimized out>) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/emacs.c:463
> > No locals.
> > #3  0x000000000042443c in handle_fatal_signal (sig=11) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/sysdep.c:1793
> > No locals.
> > #4  deliver_thread_signal (handler=<optimized out>, sig=11) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/sysdep.c:1785
> >         old_errno = <optimized out>
> >         old_errno = <optimized out>
> > #5  deliver_fatal_thread_signal (sig=11) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/sysdep.c:1805
> > No locals.
> > #6  handle_sigsegv (sig=11, siginfo=0x9054f0 <sigsegv_stack+62640>,
> > arg=<optimized out>) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/sysdep.c:1943
> >         fatal = <optimized out>
> > #7  <signal handler called>
> > No symbol table info available.
> > #8  0x00007f1f3ecde86b in kill () from
> > /nix/store/nqb2ns2d1lahnd5ncwmn6k84qfd7vx2k-glibc-2.40-36/lib/libc.so.6
> > No symbol table info available.
> > #9  0x00000000007b6d19 in sigHandle ()
> > No symbol table info available.
> > #10 <signal handler called>
> > No symbol table info available.
> > #11 0x0000000000508a1a in PSEUDOVECTORP (code=35, a=XIL(0x3aa8ff70d))
> > at /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/lisp.h:1098
> > No locals.
> > #12 SUB_CHAR_TABLE_P (a=XIL(0x3aa8ff70d)) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/lisp.h:2186
> > No locals.
> > #13 char_table_ref (table=<optimized out>, c=<optimized out>) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/chartab.c:239
> >         tbl = 0x7f1ebd459420
> >         val = XIL(0x3aa8ff70d)
>
> Sounds like the buffer display table is corrupted/garbled?
>
> > #14 0x00000000004773b9 in disp_char_vector (dp=0x7f1ebd459420,
> > c=<optimized out>) at
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/xdisp.c:18040
> >         table = XIL(0x7f1ebd459425)
> >         val = <optimized out>
> > #15 0x0000000000508de0 in char_width (c=-1003068911,
> > dp=0x7f1ebd459420) at
>
> The value of 'c' looks bogus.
>
> > /home/exec/Projects/git.savannah.gnu.org/git/emacs/src/character.c:238
> >         disp = <optimized out>
> >         ch = <optimized out>
> >         i = <optimized out>
> >         width = <optimized out>
> > #16 0x00000000004933d8 in c_string_width (nbytes=<synthetic pointer>,
> > nchars=<synthetic pointer>, precision=<optimized out>, len=69,
> >     str=0x7f1ec16860fa "\274\214我中间使用 充电宝给电脑冲了一次电。还行。。。") at
>
> Does this string ring any bells?  It should be shown somewhere on the
> mode line.  What is it?

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